diff options
Diffstat (limited to 'scripts/genksyms')
| -rw-r--r-- | scripts/genksyms/.gitignore | 4 | ||||
| -rw-r--r-- | scripts/genksyms/Makefile | 53 | ||||
| -rw-r--r-- | scripts/genksyms/genksyms.c | 565 | ||||
| -rw-r--r-- | scripts/genksyms/genksyms.h | 82 | ||||
| -rw-r--r-- | scripts/genksyms/keywords.c_shipped | 212 | ||||
| -rw-r--r-- | scripts/genksyms/keywords.gperf | 52 | ||||
| -rw-r--r-- | scripts/genksyms/lex.c_shipped | 2709 | ||||
| -rw-r--r-- | scripts/genksyms/lex.l | 409 | ||||
| -rw-r--r-- | scripts/genksyms/parse.c_shipped | 2353 | ||||
| -rw-r--r-- | scripts/genksyms/parse.h_shipped | 139 | ||||
| -rw-r--r-- | scripts/genksyms/parse.y | 473 |
11 files changed, 7051 insertions, 0 deletions
diff --git a/scripts/genksyms/.gitignore b/scripts/genksyms/.gitignore new file mode 100644 index 0000000..be5cadb --- /dev/null +++ b/scripts/genksyms/.gitignore @@ -0,0 +1,4 @@ +keywords.c +lex.c +parse.[ch] +genksyms diff --git a/scripts/genksyms/Makefile b/scripts/genksyms/Makefile new file mode 100644 index 0000000..e420fe4 --- /dev/null +++ b/scripts/genksyms/Makefile @@ -0,0 +1,53 @@ + +hostprogs-y := genksyms +always := $(hostprogs-y) + +genksyms-objs := genksyms.o parse.o lex.o + +# -I needed for generated C source (shipped source) +HOSTCFLAGS_parse.o := -Wno-uninitialized -I$(src) + +# dependencies on generated files need to be listed explicitly +$(obj)/lex.o: $(obj)/parse.h $(obj)/keywords.c + +# -I needed for generated C source (shipped source) +HOSTCFLAGS_lex.o := -I$(src) + +ifdef GENERATE_PARSER + +# gperf + +quiet_cmd_keywords.c = GPERF $@ + cmd_keywords.c = gperf -L ANSI-C -a -C -E -g -H is_reserved_hash \ + -k 1,3,$$ -N is_reserved_word -p -t $< > $@ + +$(obj)/keywords.c: $(obj)/keywords.gperf FORCE + $(call if_changed,keywords.c) + cp $@ $@_shipped + +# flex + +quiet_cmd_lex.c = FLEX $@ + cmd_lex.c = flex -o$@ -d $< $(obj)/parse.h + +$(obj)/lex.c: $(obj)/lex.l $(obj)/parse.h $(obj)/keywords.c FORCE + $(call if_changed,lex.c) + cp $@ $@_shipped + +# bison + +quiet_cmd_parse.c = BISON $@ + cmd_parse.c = bison -o$@ -dtv $(filter-out FORCE,$^) + +$(obj)/parse.c: $(obj)/parse.y FORCE + $(call if_changed,parse.c) + cp $@ $@_shipped + cp $(@:.c=.h) $(@:.c=.h)_shipped + +$(obj)/parse.h: $(obj)/parse.c ; + +clean-files += parse.output + +endif + +targets += keywords.c lex.c parse.c parse.h diff --git a/scripts/genksyms/genksyms.c b/scripts/genksyms/genksyms.c new file mode 100644 index 0000000..c249274 --- /dev/null +++ b/scripts/genksyms/genksyms.c @@ -0,0 +1,565 @@ +/* Generate kernel symbol version hashes. + Copyright 1996, 1997 Linux International. + + New implementation contributed by Richard Henderson <rth@tamu.edu> + Based on original work by Bjorn Ekwall <bj0rn@blox.se> + + This file was part of the Linux modutils 2.4.22: moved back into the + kernel sources by Rusty Russell/Kai Germaschewski. + + This program is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published by the + Free Software Foundation; either version 2 of the License, or (at your + option) any later version. + + This program is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software Foundation, + Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + +#include <stdio.h> +#include <string.h> +#include <stdlib.h> +#include <unistd.h> +#include <assert.h> +#include <stdarg.h> +#ifdef __GNU_LIBRARY__ +#include <getopt.h> +#endif /* __GNU_LIBRARY__ */ + +#include "genksyms.h" +/*----------------------------------------------------------------------*/ + +#define HASH_BUCKETS 4096 + +static struct symbol *symtab[HASH_BUCKETS]; +static FILE *debugfile; + +int cur_line = 1; +char *cur_filename; + +static int flag_debug, flag_dump_defs, flag_dump_types, flag_warnings; +static const char *arch = ""; +static const char *mod_prefix = ""; + +static int errors; +static int nsyms; + +static struct symbol *expansion_trail; +static struct symbol *visited_symbols; + +static const char *const symbol_type_name[] = { + "normal", "typedef", "enum", "struct", "union" +}; + +static int equal_list(struct string_list *a, struct string_list *b); +static void print_list(FILE * f, struct string_list *list); + +/*----------------------------------------------------------------------*/ + +static const unsigned int crctab32[] = { + 0x00000000U, 0x77073096U, 0xee0e612cU, 0x990951baU, 0x076dc419U, + 0x706af48fU, 0xe963a535U, 0x9e6495a3U, 0x0edb8832U, 0x79dcb8a4U, + 0xe0d5e91eU, 0x97d2d988U, 0x09b64c2bU, 0x7eb17cbdU, 0xe7b82d07U, + 0x90bf1d91U, 0x1db71064U, 0x6ab020f2U, 0xf3b97148U, 0x84be41deU, + 0x1adad47dU, 0x6ddde4ebU, 0xf4d4b551U, 0x83d385c7U, 0x136c9856U, + 0x646ba8c0U, 0xfd62f97aU, 0x8a65c9ecU, 0x14015c4fU, 0x63066cd9U, + 0xfa0f3d63U, 0x8d080df5U, 0x3b6e20c8U, 0x4c69105eU, 0xd56041e4U, + 0xa2677172U, 0x3c03e4d1U, 0x4b04d447U, 0xd20d85fdU, 0xa50ab56bU, + 0x35b5a8faU, 0x42b2986cU, 0xdbbbc9d6U, 0xacbcf940U, 0x32d86ce3U, + 0x45df5c75U, 0xdcd60dcfU, 0xabd13d59U, 0x26d930acU, 0x51de003aU, + 0xc8d75180U, 0xbfd06116U, 0x21b4f4b5U, 0x56b3c423U, 0xcfba9599U, + 0xb8bda50fU, 0x2802b89eU, 0x5f058808U, 0xc60cd9b2U, 0xb10be924U, + 0x2f6f7c87U, 0x58684c11U, 0xc1611dabU, 0xb6662d3dU, 0x76dc4190U, + 0x01db7106U, 0x98d220bcU, 0xefd5102aU, 0x71b18589U, 0x06b6b51fU, + 0x9fbfe4a5U, 0xe8b8d433U, 0x7807c9a2U, 0x0f00f934U, 0x9609a88eU, + 0xe10e9818U, 0x7f6a0dbbU, 0x086d3d2dU, 0x91646c97U, 0xe6635c01U, + 0x6b6b51f4U, 0x1c6c6162U, 0x856530d8U, 0xf262004eU, 0x6c0695edU, + 0x1b01a57bU, 0x8208f4c1U, 0xf50fc457U, 0x65b0d9c6U, 0x12b7e950U, + 0x8bbeb8eaU, 0xfcb9887cU, 0x62dd1ddfU, 0x15da2d49U, 0x8cd37cf3U, + 0xfbd44c65U, 0x4db26158U, 0x3ab551ceU, 0xa3bc0074U, 0xd4bb30e2U, + 0x4adfa541U, 0x3dd895d7U, 0xa4d1c46dU, 0xd3d6f4fbU, 0x4369e96aU, + 0x346ed9fcU, 0xad678846U, 0xda60b8d0U, 0x44042d73U, 0x33031de5U, + 0xaa0a4c5fU, 0xdd0d7cc9U, 0x5005713cU, 0x270241aaU, 0xbe0b1010U, + 0xc90c2086U, 0x5768b525U, 0x206f85b3U, 0xb966d409U, 0xce61e49fU, + 0x5edef90eU, 0x29d9c998U, 0xb0d09822U, 0xc7d7a8b4U, 0x59b33d17U, + 0x2eb40d81U, 0xb7bd5c3bU, 0xc0ba6cadU, 0xedb88320U, 0x9abfb3b6U, + 0x03b6e20cU, 0x74b1d29aU, 0xead54739U, 0x9dd277afU, 0x04db2615U, + 0x73dc1683U, 0xe3630b12U, 0x94643b84U, 0x0d6d6a3eU, 0x7a6a5aa8U, + 0xe40ecf0bU, 0x9309ff9dU, 0x0a00ae27U, 0x7d079eb1U, 0xf00f9344U, + 0x8708a3d2U, 0x1e01f268U, 0x6906c2feU, 0xf762575dU, 0x806567cbU, + 0x196c3671U, 0x6e6b06e7U, 0xfed41b76U, 0x89d32be0U, 0x10da7a5aU, + 0x67dd4accU, 0xf9b9df6fU, 0x8ebeeff9U, 0x17b7be43U, 0x60b08ed5U, + 0xd6d6a3e8U, 0xa1d1937eU, 0x38d8c2c4U, 0x4fdff252U, 0xd1bb67f1U, + 0xa6bc5767U, 0x3fb506ddU, 0x48b2364bU, 0xd80d2bdaU, 0xaf0a1b4cU, + 0x36034af6U, 0x41047a60U, 0xdf60efc3U, 0xa867df55U, 0x316e8eefU, + 0x4669be79U, 0xcb61b38cU, 0xbc66831aU, 0x256fd2a0U, 0x5268e236U, + 0xcc0c7795U, 0xbb0b4703U, 0x220216b9U, 0x5505262fU, 0xc5ba3bbeU, + 0xb2bd0b28U, 0x2bb45a92U, 0x5cb36a04U, 0xc2d7ffa7U, 0xb5d0cf31U, + 0x2cd99e8bU, 0x5bdeae1dU, 0x9b64c2b0U, 0xec63f226U, 0x756aa39cU, + 0x026d930aU, 0x9c0906a9U, 0xeb0e363fU, 0x72076785U, 0x05005713U, + 0x95bf4a82U, 0xe2b87a14U, 0x7bb12baeU, 0x0cb61b38U, 0x92d28e9bU, + 0xe5d5be0dU, 0x7cdcefb7U, 0x0bdbdf21U, 0x86d3d2d4U, 0xf1d4e242U, + 0x68ddb3f8U, 0x1fda836eU, 0x81be16cdU, 0xf6b9265bU, 0x6fb077e1U, + 0x18b74777U, 0x88085ae6U, 0xff0f6a70U, 0x66063bcaU, 0x11010b5cU, + 0x8f659effU, 0xf862ae69U, 0x616bffd3U, 0x166ccf45U, 0xa00ae278U, + 0xd70dd2eeU, 0x4e048354U, 0x3903b3c2U, 0xa7672661U, 0xd06016f7U, + 0x4969474dU, 0x3e6e77dbU, 0xaed16a4aU, 0xd9d65adcU, 0x40df0b66U, + 0x37d83bf0U, 0xa9bcae53U, 0xdebb9ec5U, 0x47b2cf7fU, 0x30b5ffe9U, + 0xbdbdf21cU, 0xcabac28aU, 0x53b39330U, 0x24b4a3a6U, 0xbad03605U, + 0xcdd70693U, 0x54de5729U, 0x23d967bfU, 0xb3667a2eU, 0xc4614ab8U, + 0x5d681b02U, 0x2a6f2b94U, 0xb40bbe37U, 0xc30c8ea1U, 0x5a05df1bU, + 0x2d02ef8dU +}; + +static unsigned long partial_crc32_one(unsigned char c, unsigned long crc) +{ + return crctab32[(crc ^ c) & 0xff] ^ (crc >> 8); +} + +static unsigned long partial_crc32(const char *s, unsigned long crc) +{ + while (*s) + crc = partial_crc32_one(*s++, crc); + return crc; +} + +static unsigned long crc32(const char *s) +{ + return partial_crc32(s, 0xffffffff) ^ 0xffffffff; +} + +/*----------------------------------------------------------------------*/ + +static enum symbol_type map_to_ns(enum symbol_type t) +{ + if (t == SYM_TYPEDEF) + t = SYM_NORMAL; + else if (t == SYM_UNION) + t = SYM_STRUCT; + return t; +} + +struct symbol *find_symbol(const char *name, enum symbol_type ns) +{ + unsigned long h = crc32(name) % HASH_BUCKETS; + struct symbol *sym; + + for (sym = symtab[h]; sym; sym = sym->hash_next) + if (map_to_ns(sym->type) == map_to_ns(ns) && + strcmp(name, sym->name) == 0) + break; + + return sym; +} + +struct symbol *add_symbol(const char *name, enum symbol_type type, + struct string_list *defn, int is_extern) +{ + unsigned long h = crc32(name) % HASH_BUCKETS; + struct symbol *sym; + + for (sym = symtab[h]; sym; sym = sym->hash_next) { + if (map_to_ns(sym->type) == map_to_ns(type) + && strcmp(name, sym->name) == 0) { + if (!equal_list(sym->defn, defn)) + error_with_pos("redefinition of %s", name); + return sym; + } + } + + sym = xmalloc(sizeof(*sym)); + sym->name = name; + sym->type = type; + sym->defn = defn; + sym->expansion_trail = NULL; + sym->visited = NULL; + sym->is_extern = is_extern; + + sym->hash_next = symtab[h]; + symtab[h] = sym; + + if (flag_debug) { + fprintf(debugfile, "Defn for %s %s == <", + symbol_type_name[type], name); + if (is_extern) + fputs("extern ", debugfile); + print_list(debugfile, defn); + fputs(">\n", debugfile); + } + + ++nsyms; + return sym; +} + +/*----------------------------------------------------------------------*/ + +void free_node(struct string_list *node) +{ + free(node->string); + free(node); +} + +void free_list(struct string_list *s, struct string_list *e) +{ + while (s != e) { + struct string_list *next = s->next; + free_node(s); + s = next; + } +} + +struct string_list *copy_node(struct string_list *node) +{ + struct string_list *newnode; + + newnode = xmalloc(sizeof(*newnode)); + newnode->string = xstrdup(node->string); + newnode->tag = node->tag; + + return newnode; +} + +static int equal_list(struct string_list *a, struct string_list *b) +{ + while (a && b) { + if (a->tag != b->tag || strcmp(a->string, b->string)) + return 0; + a = a->next; + b = b->next; + } + + return !a && !b; +} + +static void print_node(FILE * f, struct string_list *list) +{ + if (list->tag != SYM_NORMAL) { + putc(symbol_type_name[list->tag][0], f); + putc('#', f); + } + fputs(list->string, f); +} + +static void print_list(FILE * f, struct string_list *list) +{ + struct string_list **e, **b; + struct string_list *tmp, **tmp2; + int elem = 1; + + if (list == NULL) { + fputs("(nil)", f); + return; + } + + tmp = list; + while ((tmp = tmp->next) != NULL) + elem++; + + b = alloca(elem * sizeof(*e)); + e = b + elem; + tmp2 = e - 1; + + (*tmp2--) = list; + while ((list = list->next) != NULL) + *(tmp2--) = list; + + while (b != e) { + print_node(f, *b++); + putc(' ', f); + } +} + +static unsigned long expand_and_crc_sym(struct symbol *sym, unsigned long crc) +{ + struct string_list *list = sym->defn; + struct string_list **e, **b; + struct string_list *tmp, **tmp2; + int elem = 1; + + if (!list) + return crc; + + tmp = list; + while ((tmp = tmp->next) != NULL) + elem++; + + b = alloca(elem * sizeof(*e)); + e = b + elem; + tmp2 = e - 1; + + *(tmp2--) = list; + while ((list = list->next) != NULL) + *(tmp2--) = list; + + while (b != e) { + struct string_list *cur; + struct symbol *subsym; + + cur = *(b++); + switch (cur->tag) { + case SYM_NORMAL: + if (flag_dump_defs) + fprintf(debugfile, "%s ", cur->string); + crc = partial_crc32(cur->string, crc); + crc = partial_crc32_one(' ', crc); + break; + + case SYM_TYPEDEF: + subsym = find_symbol(cur->string, cur->tag); + if (subsym->expansion_trail) { + if (flag_dump_defs) + fprintf(debugfile, "%s ", cur->string); + crc = partial_crc32(cur->string, crc); + crc = partial_crc32_one(' ', crc); + } else { + subsym->expansion_trail = expansion_trail; + expansion_trail = subsym; + crc = expand_and_crc_sym(subsym, crc); + } + break; + + case SYM_STRUCT: + case SYM_UNION: + case SYM_ENUM: + subsym = find_symbol(cur->string, cur->tag); + if (!subsym) { + struct string_list *n, *t = NULL; + + error_with_pos("expand undefined %s %s", + symbol_type_name[cur->tag], + cur->string); + + n = xmalloc(sizeof(*n)); + n->string = xstrdup(symbol_type_name[cur->tag]); + n->tag = SYM_NORMAL; + n->next = t; + t = n; + + n = xmalloc(sizeof(*n)); + n->string = xstrdup(cur->string); + n->tag = SYM_NORMAL; + n->next = t; + t = n; + + n = xmalloc(sizeof(*n)); + n->string = xstrdup("{ UNKNOWN }"); + n->tag = SYM_NORMAL; + n->next = t; + + subsym = + add_symbol(cur->string, cur->tag, n, 0); + } + if (subsym->expansion_trail) { + if (flag_dump_defs) { + fprintf(debugfile, "%s %s ", + symbol_type_name[cur->tag], + cur->string); + } + + crc = partial_crc32(symbol_type_name[cur->tag], + crc); + crc = partial_crc32_one(' ', crc); + crc = partial_crc32(cur->string, crc); + crc = partial_crc32_one(' ', crc); + } else { + subsym->expansion_trail = expansion_trail; + expansion_trail = subsym; + crc = expand_and_crc_sym(subsym, crc); + } + break; + } + } + + { + static struct symbol **end = &visited_symbols; + + if (!sym->visited) { + *end = sym; + end = &sym->visited; + sym->visited = (struct symbol *)-1L; + } + } + + return crc; +} + +void export_symbol(const char *name) +{ + struct symbol *sym; + + sym = find_symbol(name, SYM_NORMAL); + if (!sym) + error_with_pos("export undefined symbol %s", name); + else { + unsigned long crc; + + if (flag_dump_defs) + fprintf(debugfile, "Export %s == <", name); + + expansion_trail = (struct symbol *)-1L; + + crc = expand_and_crc_sym(sym, 0xffffffff) ^ 0xffffffff; + + sym = expansion_trail; + while (sym != (struct symbol *)-1L) { + struct symbol *n = sym->expansion_trail; + sym->expansion_trail = 0; + sym = n; + } + + if (flag_dump_defs) + fputs(">\n", debugfile); + + /* Used as a linker script. */ + printf("%s__crc_%s = 0x%08lx ;\n", mod_prefix, name, crc); + } +} + +/*----------------------------------------------------------------------*/ +void error_with_pos(const char *fmt, ...) +{ + va_list args; + + if (flag_warnings) { + fprintf(stderr, "%s:%d: ", cur_filename ? : "<stdin>", + cur_line); + + va_start(args, fmt); + vfprintf(stderr, fmt, args); + va_end(args); + putc('\n', stderr); + + errors++; + } +} + +static void genksyms_usage(void) +{ + fputs("Usage:\n" "genksyms [-adDTwqhV] > /path/to/.tmp_obj.ver\n" "\n" +#ifdef __GNU_LIBRARY__ + " -a, --arch Select architecture\n" + " -d, --debug Increment the debug level (repeatable)\n" + " -D, --dump Dump expanded symbol defs (for debugging only)\n" + " -T, --dump-types file Dump expanded types into file (for debugging only)\n" + " -w, --warnings Enable warnings\n" + " -q, --quiet Disable warnings (default)\n" + " -h, --help Print this message\n" + " -V, --version Print the release version\n" +#else /* __GNU_LIBRARY__ */ + " -a Select architecture\n" + " -d Increment the debug level (repeatable)\n" + " -D Dump expanded symbol defs (for debugging only)\n" + " -T file Dump expanded types into file (for debugging only)\n" + " -w Enable warnings\n" + " -q Disable warnings (default)\n" + " -h Print this message\n" + " -V Print the release version\n" +#endif /* __GNU_LIBRARY__ */ + , stderr); +} + +int main(int argc, char **argv) +{ + FILE *dumpfile = NULL; + int o; + +#ifdef __GNU_LIBRARY__ + struct option long_opts[] = { + {"arch", 1, 0, 'a'}, + {"debug", 0, 0, 'd'}, + {"warnings", 0, 0, 'w'}, + {"quiet", 0, 0, 'q'}, + {"dump", 0, 0, 'D'}, + {"dump-types", 1, 0, 'T'}, + {"version", 0, 0, 'V'}, + {"help", 0, 0, 'h'}, + {0, 0, 0, 0} + }; + + while ((o = getopt_long(argc, argv, "a:dwqVDT:h", + &long_opts[0], NULL)) != EOF) +#else /* __GNU_LIBRARY__ */ + while ((o = getopt(argc, argv, "a:dwqVDT:h")) != EOF) +#endif /* __GNU_LIBRARY__ */ + switch (o) { + case 'a': + arch = optarg; + break; + case 'd': + flag_debug++; + break; + case 'w': + flag_warnings = 1; + break; + case 'q': + flag_warnings = 0; + break; + case 'V': + fputs("genksyms version 2.5.60\n", stderr); + break; + case 'D': + flag_dump_defs = 1; + break; + case 'T': + flag_dump_types = 1; + dumpfile = fopen(optarg, "w"); + if (!dumpfile) { + perror(optarg); + return 1; + } + break; + case 'h': + genksyms_usage(); + return 0; + default: + genksyms_usage(); + return 1; + } + if ((strcmp(arch, "h8300") == 0) || (strcmp(arch, "blackfin") == 0)) + mod_prefix = "_"; + { + extern int yydebug; + extern int yy_flex_debug; + + yydebug = (flag_debug > 1); + yy_flex_debug = (flag_debug > 2); + + debugfile = stderr; + /* setlinebuf(debugfile); */ + } + + yyparse(); + + if (flag_dump_types && visited_symbols) { + while (visited_symbols != (struct symbol *)-1L) { + struct symbol *sym = visited_symbols; + + if (sym->type != SYM_NORMAL) { + putc(symbol_type_name[sym->type][0], dumpfile); + putc('#', dumpfile); + } + fputs(sym->name, dumpfile); + putc(' ', dumpfile); + if (sym->is_extern) + fputs("extern ", dumpfile); + print_list(dumpfile, sym->defn); + putc('\n', dumpfile); + + visited_symbols = sym->visited; + sym->visited = NULL; + } + } + + if (flag_debug) { + fprintf(debugfile, "Hash table occupancy %d/%d = %g\n", + nsyms, HASH_BUCKETS, + (double)nsyms / (double)HASH_BUCKETS); + } + + return errors != 0; +} diff --git a/scripts/genksyms/genksyms.h b/scripts/genksyms/genksyms.h new file mode 100644 index 0000000..2668287 --- /dev/null +++ b/scripts/genksyms/genksyms.h @@ -0,0 +1,82 @@ +/* Generate kernel symbol version hashes. + Copyright 1996, 1997 Linux International. + + New implementation contributed by Richard Henderson <rth@tamu.edu> + Based on original work by Bjorn Ekwall <bj0rn@blox.se> + + This file is part of the Linux modutils. + + This program is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published by the + Free Software Foundation; either version 2 of the License, or (at your + option) any later version. + + This program is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software Foundation, + Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + +#ifndef MODUTILS_GENKSYMS_H +#define MODUTILS_GENKSYMS_H 1 + +#include <stdio.h> + +enum symbol_type { + SYM_NORMAL, SYM_TYPEDEF, SYM_ENUM, SYM_STRUCT, SYM_UNION +}; + +struct string_list { + struct string_list *next; + enum symbol_type tag; + char *string; +}; + +struct symbol { + struct symbol *hash_next; + const char *name; + enum symbol_type type; + struct string_list *defn; + struct symbol *expansion_trail; + struct symbol *visited; + int is_extern; +}; + +typedef struct string_list **yystype; +#define YYSTYPE yystype + +extern int cur_line; +extern char *cur_filename; + +struct symbol *find_symbol(const char *name, enum symbol_type ns); +struct symbol *add_symbol(const char *name, enum symbol_type type, + struct string_list *defn, int is_extern); +void export_symbol(const char *); + +void free_node(struct string_list *list); +void free_list(struct string_list *s, struct string_list *e); +struct string_list *copy_node(struct string_list *); + +int yylex(void); +int yyparse(void); + +void error_with_pos(const char *, ...); + +/*----------------------------------------------------------------------*/ +#define xmalloc(size) ({ void *__ptr = malloc(size); \ + if(!__ptr && size != 0) { \ + fprintf(stderr, "out of memory\n"); \ + exit(1); \ + } \ + __ptr; }) +#define xstrdup(str) ({ char *__str = strdup(str); \ + if (!__str) { \ + fprintf(stderr, "out of memory\n"); \ + exit(1); \ + } \ + __str; }) + +#endif /* genksyms.h */ diff --git a/scripts/genksyms/keywords.c_shipped b/scripts/genksyms/keywords.c_shipped new file mode 100644 index 0000000..971e011 --- /dev/null +++ b/scripts/genksyms/keywords.c_shipped @@ -0,0 +1,212 @@ +/* ANSI-C code produced by gperf version 3.0.2 */ +/* Command-line: gperf -L ANSI-C -a -C -E -g -H is_reserved_hash -k '1,3,$' -N is_reserved_word -p -t scripts/genksyms/keywords.gperf */ + +#if !((' ' == 32) && ('!' == 33) && ('"' == 34) && ('#' == 35) \ + && ('%' == 37) && ('&' == 38) && ('\'' == 39) && ('(' == 40) \ + && (')' == 41) && ('*' == 42) && ('+' == 43) && (',' == 44) \ + && ('-' == 45) && ('.' == 46) && ('/' == 47) && ('0' == 48) \ + && ('1' == 49) && ('2' == 50) && ('3' == 51) && ('4' == 52) \ + && ('5' == 53) && ('6' == 54) && ('7' == 55) && ('8' == 56) \ + && ('9' == 57) && (':' == 58) && (';' == 59) && ('<' == 60) \ + && ('=' == 61) && ('>' == 62) && ('?' == 63) && ('A' == 65) \ + && ('B' == 66) && ('C' == 67) && ('D' == 68) && ('E' == 69) \ + && ('F' == 70) && ('G' == 71) && ('H' == 72) && ('I' == 73) \ + && ('J' == 74) && ('K' == 75) && ('L' == 76) && ('M' == 77) \ + && ('N' == 78) && ('O' == 79) && ('P' == 80) && ('Q' == 81) \ + && ('R' == 82) && ('S' == 83) && ('T' == 84) && ('U' == 85) \ + && ('V' == 86) && ('W' == 87) && ('X' == 88) && ('Y' == 89) \ + && ('Z' == 90) && ('[' == 91) && ('\\' == 92) && (']' == 93) \ + && ('^' == 94) && ('_' == 95) && ('a' == 97) && ('b' == 98) \ + && ('c' == 99) && ('d' == 100) && ('e' == 101) && ('f' == 102) \ + && ('g' == 103) && ('h' == 104) && ('i' == 105) && ('j' == 106) \ + && ('k' == 107) && ('l' == 108) && ('m' == 109) && ('n' == 110) \ + && ('o' == 111) && ('p' == 112) && ('q' == 113) && ('r' == 114) \ + && ('s' == 115) && ('t' == 116) && ('u' == 117) && ('v' == 118) \ + && ('w' == 119) && ('x' == 120) && ('y' == 121) && ('z' == 122) \ + && ('{' == 123) && ('|' == 124) && ('}' == 125) && ('~' == 126)) +/* The character set is not based on ISO-646. */ +#error "gperf generated tables don't work with this execution character set. Please report a bug to <bug-gnu-gperf@gnu.org>." +#endif + +#line 1 "scripts/genksyms/keywords.gperf" + +#line 3 "scripts/genksyms/keywords.gperf" +struct resword { const char *name; int token; }; +/* maximum key range = 62, duplicates = 0 */ + +#ifdef __GNUC__ +__inline +#else +#ifdef __cplusplus +inline +#endif +#endif +static unsigned int +is_reserved_hash (register const char *str, register unsigned int len) +{ + static const unsigned char asso_values[] = + { + 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, + 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, + 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, + 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, + 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, + 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, + 65, 65, 65, 65, 65, 65, 65, 65, 65, 5, + 65, 65, 65, 65, 65, 65, 35, 65, 65, 65, + 0, 65, 65, 65, 65, 65, 65, 65, 65, 65, + 65, 65, 65, 65, 65, 0, 65, 0, 65, 5, + 20, 15, 10, 30, 65, 15, 65, 65, 20, 0, + 10, 35, 20, 65, 10, 5, 0, 10, 5, 65, + 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, + 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, + 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, + 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, + 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, + 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, + 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, + 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, + 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, + 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, + 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, + 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, + 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, + 65, 65, 65, 65, 65, 65 + }; + return len + asso_values[(unsigned char)str[2]] + asso_values[(unsigned char)str[0]] + asso_values[(unsigned char)str[len - 1]]; +} + +#ifdef __GNUC__ +__inline +#endif +const struct resword * +is_reserved_word (register const char *str, register unsigned int len) +{ + enum + { + TOTAL_KEYWORDS = 43, + MIN_WORD_LENGTH = 3, + MAX_WORD_LENGTH = 24, + MIN_HASH_VALUE = 3, + MAX_HASH_VALUE = 64 + }; + + static const struct resword wordlist[] = + { + {""}, {""}, {""}, +#line 26 "scripts/genksyms/keywords.gperf" + {"asm", ASM_KEYW}, + {""}, +#line 8 "scripts/genksyms/keywords.gperf" + {"__asm", ASM_KEYW}, + {""}, +#line 9 "scripts/genksyms/keywords.gperf" + {"__asm__", ASM_KEYW}, + {""}, {""}, +#line 52 "scripts/genksyms/keywords.gperf" + {"__typeof__", TYPEOF_KEYW}, + {""}, +#line 12 "scripts/genksyms/keywords.gperf" + {"__const", CONST_KEYW}, +#line 11 "scripts/genksyms/keywords.gperf" + {"__attribute__", ATTRIBUTE_KEYW}, +#line 13 "scripts/genksyms/keywords.gperf" + {"__const__", CONST_KEYW}, +#line 18 "scripts/genksyms/keywords.gperf" + {"__signed__", SIGNED_KEYW}, +#line 44 "scripts/genksyms/keywords.gperf" + {"static", STATIC_KEYW}, +#line 20 "scripts/genksyms/keywords.gperf" + {"__volatile__", VOLATILE_KEYW}, +#line 39 "scripts/genksyms/keywords.gperf" + {"int", INT_KEYW}, +#line 32 "scripts/genksyms/keywords.gperf" + {"char", CHAR_KEYW}, +#line 33 "scripts/genksyms/keywords.gperf" + {"const", CONST_KEYW}, +#line 45 "scripts/genksyms/keywords.gperf" + {"struct", STRUCT_KEYW}, +#line 24 "scripts/genksyms/keywords.gperf" + {"__restrict__", RESTRICT_KEYW}, +#line 25 "scripts/genksyms/keywords.gperf" + {"restrict", RESTRICT_KEYW}, +#line 23 "scripts/genksyms/keywords.gperf" + {"_restrict", RESTRICT_KEYW}, +#line 16 "scripts/genksyms/keywords.gperf" + {"__inline__", INLINE_KEYW}, +#line 10 "scripts/genksyms/keywords.gperf" + {"__attribute", ATTRIBUTE_KEYW}, + {""}, +#line 14 "scripts/genksyms/keywords.gperf" + {"__extension__", EXTENSION_KEYW}, +#line 35 "scripts/genksyms/keywords.gperf" + {"enum", ENUM_KEYW}, +#line 19 "scripts/genksyms/keywords.gperf" + {"__volatile", VOLATILE_KEYW}, +#line 36 "scripts/genksyms/keywords.gperf" + {"extern", EXTERN_KEYW}, + {""}, +#line 17 "scripts/genksyms/keywords.gperf" + {"__signed", SIGNED_KEYW}, +#line 7 "scripts/genksyms/keywords.gperf" + {"EXPORT_SYMBOL_GPL_FUTURE", EXPORT_SYMBOL_KEYW}, + {""}, +#line 51 "scripts/genksyms/keywords.gperf" + {"typeof", TYPEOF_KEYW}, +#line 46 "scripts/genksyms/keywords.gperf" + {"typedef", TYPEDEF_KEYW}, +#line 15 "scripts/genksyms/keywords.gperf" + {"__inline", INLINE_KEYW}, +#line 31 "scripts/genksyms/keywords.gperf" + {"auto", AUTO_KEYW}, +#line 47 "scripts/genksyms/keywords.gperf" + {"union", UNION_KEYW}, + {""}, {""}, +#line 48 "scripts/genksyms/keywords.gperf" + {"unsigned", UNSIGNED_KEYW}, +#line 49 "scripts/genksyms/keywords.gperf" + {"void", VOID_KEYW}, +#line 42 "scripts/genksyms/keywords.gperf" + {"short", SHORT_KEYW}, + {""}, {""}, +#line 50 "scripts/genksyms/keywords.gperf" + {"volatile", VOLATILE_KEYW}, + {""}, +#line 37 "scripts/genksyms/keywords.gperf" + {"float", FLOAT_KEYW}, +#line 34 "scripts/genksyms/keywords.gperf" + {"double", DOUBLE_KEYW}, + {""}, +#line 5 "scripts/genksyms/keywords.gperf" + {"EXPORT_SYMBOL", EXPORT_SYMBOL_KEYW}, + {""}, {""}, +#line 38 "scripts/genksyms/keywords.gperf" + {"inline", INLINE_KEYW}, +#line 6 "scripts/genksyms/keywords.gperf" + {"EXPORT_SYMBOL_GPL", EXPORT_SYMBOL_KEYW}, +#line 41 "scripts/genksyms/keywords.gperf" + {"register", REGISTER_KEYW}, + {""}, +#line 22 "scripts/genksyms/keywords.gperf" + {"_Bool", BOOL_KEYW}, +#line 43 "scripts/genksyms/keywords.gperf" + {"signed", SIGNED_KEYW}, + {""}, {""}, +#line 40 "scripts/genksyms/keywords.gperf" + {"long", LONG_KEYW} + }; + + if (len <= MAX_WORD_LENGTH && len >= MIN_WORD_LENGTH) + { + register int key = is_reserved_hash (str, len); + + if (key <= MAX_HASH_VALUE && key >= 0) + { + register const char *s = wordlist[key].name; + + if (*str == *s && !strcmp (str + 1, s + 1)) + return &wordlist[key]; + } + } + return 0; +} diff --git a/scripts/genksyms/keywords.gperf b/scripts/genksyms/keywords.gperf new file mode 100644 index 0000000..5ef3733 --- /dev/null +++ b/scripts/genksyms/keywords.gperf @@ -0,0 +1,52 @@ +%{ +%} +struct resword { const char *name; int token; } +%% +EXPORT_SYMBOL, EXPORT_SYMBOL_KEYW +EXPORT_SYMBOL_GPL, EXPORT_SYMBOL_KEYW +EXPORT_SYMBOL_GPL_FUTURE, EXPORT_SYMBOL_KEYW +__asm, ASM_KEYW +__asm__, ASM_KEYW +__attribute, ATTRIBUTE_KEYW +__attribute__, ATTRIBUTE_KEYW +__const, CONST_KEYW +__const__, CONST_KEYW +__extension__, EXTENSION_KEYW +__inline, INLINE_KEYW +__inline__, INLINE_KEYW +__signed, SIGNED_KEYW +__signed__, SIGNED_KEYW +__volatile, VOLATILE_KEYW +__volatile__, VOLATILE_KEYW +# According to rth, c99 defines _Bool, __restrict, __restrict__, restrict. KAO +_Bool, BOOL_KEYW +_restrict, RESTRICT_KEYW +__restrict__, RESTRICT_KEYW +restrict, RESTRICT_KEYW +asm, ASM_KEYW +# attribute commented out in modutils 2.4.2. People are using 'attribute' as a +# field name which breaks the genksyms parser. It is not a gcc keyword anyway. +# KAO. +# attribute, ATTRIBUTE_KEYW +auto, AUTO_KEYW +char, CHAR_KEYW +const, CONST_KEYW +double, DOUBLE_KEYW +enum, ENUM_KEYW +extern, EXTERN_KEYW +float, FLOAT_KEYW +inline, INLINE_KEYW +int, INT_KEYW +long, LONG_KEYW +register, REGISTER_KEYW +short, SHORT_KEYW +signed, SIGNED_KEYW +static, STATIC_KEYW +struct, STRUCT_KEYW +typedef, TYPEDEF_KEYW +union, UNION_KEYW +unsigned, UNSIGNED_KEYW +void, VOID_KEYW +volatile, VOLATILE_KEYW +typeof, TYPEOF_KEYW +__typeof__, TYPEOF_KEYW diff --git a/scripts/genksyms/lex.c_shipped b/scripts/genksyms/lex.c_shipped new file mode 100644 index 0000000..2ac23bc --- /dev/null +++ b/scripts/genksyms/lex.c_shipped @@ -0,0 +1,2709 @@ +#line 2 "scripts/genksyms/lex.c" + +#line 4 "scripts/genksyms/lex.c" + +#define YY_INT_ALIGNED short int + +/* A lexical scanner generated by flex */ + +/* %not-for-header */ + +/* %if-c-only */ +/* %if-not-reentrant */ + +/* %endif */ +/* %endif */ +/* %ok-for-header */ + +#define FLEX_SCANNER +#define YY_FLEX_MAJOR_VERSION 2 +#define YY_FLEX_MINOR_VERSION 5 +#define YY_FLEX_SUBMINOR_VERSION 35 +#if YY_FLEX_SUBMINOR_VERSION > 0 +#define FLEX_BETA +#endif + +/* %if-c++-only */ +/* %endif */ + +/* %if-c-only */ + +/* %endif */ + +/* %if-c-only */ + +/* %endif */ + +/* First, we deal with platform-specific or compiler-specific issues. */ + +/* begin standard C headers. */ +/* %if-c-only */ +#include <stdio.h> +#include <string.h> +#include <errno.h> +#include <stdlib.h> +/* %endif */ + +/* %if-tables-serialization */ +/* %endif */ +/* end standard C headers. */ + +/* %if-c-or-c++ */ +/* flex integer type definitions */ + +#ifndef FLEXINT_H +#define FLEXINT_H + +/* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */ + +#if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L + +/* C99 says to define __STDC_LIMIT_MACROS before including stdint.h, + * if you want the limit (max/min) macros for int types. + */ +#ifndef __STDC_LIMIT_MACROS +#define __STDC_LIMIT_MACROS 1 +#endif + +#include <inttypes.h> +typedef int8_t flex_int8_t; +typedef uint8_t flex_uint8_t; +typedef int16_t flex_int16_t; +typedef uint16_t flex_uint16_t; +typedef int32_t flex_int32_t; +typedef uint32_t flex_uint32_t; +#else +typedef signed char flex_int8_t; +typedef short int flex_int16_t; +typedef int flex_int32_t; +typedef unsigned char flex_uint8_t; +typedef unsigned short int flex_uint16_t; +typedef unsigned int flex_uint32_t; + +/* Limits of integral types. */ +#ifndef INT8_MIN +#define INT8_MIN (-128) +#endif +#ifndef INT16_MIN +#define INT16_MIN (-32767-1) +#endif +#ifndef INT32_MIN +#define INT32_MIN (-2147483647-1) +#endif +#ifndef INT8_MAX +#define INT8_MAX (127) +#endif +#ifndef INT16_MAX +#define INT16_MAX (32767) +#endif +#ifndef INT32_MAX +#define INT32_MAX (2147483647) +#endif +#ifndef UINT8_MAX +#define UINT8_MAX (255U) +#endif +#ifndef UINT16_MAX +#define UINT16_MAX (65535U) +#endif +#ifndef UINT32_MAX +#define UINT32_MAX (4294967295U) +#endif + +#endif /* ! C99 */ + +#endif /* ! FLEXINT_H */ + +/* %endif */ + +/* %if-c++-only */ +/* %endif */ + +#ifdef __cplusplus + +/* The "const" storage-class-modifier is valid. */ +#define YY_USE_CONST + +#else /* ! __cplusplus */ + +/* C99 requires __STDC__ to be defined as 1. */ +#if defined (__STDC__) + +#define YY_USE_CONST + +#endif /* defined (__STDC__) */ +#endif /* ! __cplusplus */ + +#ifdef YY_USE_CONST +#define yyconst const +#else +#define yyconst +#endif + +/* %not-for-header */ + +/* Returned upon end-of-file. */ +#define YY_NULL 0 +/* %ok-for-header */ + +/* %not-for-header */ + +/* Promotes a possibly negative, possibly signed char to an unsigned + * integer for use as an array index. If the signed char is negative, + * we want to instead treat it as an 8-bit unsigned char, hence the + * double cast. + */ +#define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c) +/* %ok-for-header */ + +/* %if-reentrant */ +/* %endif */ + +/* %if-not-reentrant */ + +/* %endif */ + +/* Enter a start condition. This macro really ought to take a parameter, + * but we do it the disgusting crufty way forced on us by the ()-less + * definition of BEGIN. + */ +#define BEGIN (yy_start) = 1 + 2 * + +/* Translate the current start state into a value that can be later handed + * to BEGIN to return to the state. The YYSTATE alias is for lex + * compatibility. + */ +#define YY_START (((yy_start) - 1) / 2) +#define YYSTATE YY_START + +/* Action number for EOF rule of a given start state. */ +#define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1) + +/* Special action meaning "start processing a new file". */ +#define YY_NEW_FILE yyrestart(yyin ) + +#define YY_END_OF_BUFFER_CHAR 0 + +/* Size of default input buffer. */ +#ifndef YY_BUF_SIZE +#define YY_BUF_SIZE 16384 +#endif + +/* The state buf must be large enough to hold one state per character in the main buffer. + */ +#define YY_STATE_BUF_SIZE ((YY_BUF_SIZE + 2) * sizeof(yy_state_type)) + +#ifndef YY_TYPEDEF_YY_BUFFER_STATE +#define YY_TYPEDEF_YY_BUFFER_STATE +typedef struct yy_buffer_state *YY_BUFFER_STATE; +#endif + +/* %if-not-reentrant */ +extern int yyleng; +/* %endif */ + +/* %if-c-only */ +/* %if-not-reentrant */ +extern FILE *yyin, *yyout; +/* %endif */ +/* %endif */ + +#define EOB_ACT_CONTINUE_SCAN 0 +#define EOB_ACT_END_OF_FILE 1 +#define EOB_ACT_LAST_MATCH 2 + + #define YY_LESS_LINENO(n) + +/* Return all but the first "n" matched characters back to the input stream. */ +#define yyless(n) \ + do \ + { \ + /* Undo effects of setting up yytext. */ \ + int yyless_macro_arg = (n); \ + YY_LESS_LINENO(yyless_macro_arg);\ + *yy_cp = (yy_hold_char); \ + YY_RESTORE_YY_MORE_OFFSET \ + (yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \ + YY_DO_BEFORE_ACTION; /* set up yytext again */ \ + } \ + while ( 0 ) + +#define unput(c) yyunput( c, (yytext_ptr) ) + +#ifndef YY_TYPEDEF_YY_SIZE_T +#define YY_TYPEDEF_YY_SIZE_T +typedef size_t yy_size_t; +#endif + +#ifndef YY_STRUCT_YY_BUFFER_STATE +#define YY_STRUCT_YY_BUFFER_STATE +struct yy_buffer_state + { +/* %if-c-only */ + FILE *yy_input_file; +/* %endif */ + +/* %if-c++-only */ +/* %endif */ + + char *yy_ch_buf; /* input buffer */ + char *yy_buf_pos; /* current position in input buffer */ + + /* Size of input buffer in bytes, not including room for EOB + * characters. + */ + yy_size_t yy_buf_size; + + /* Number of characters read into yy_ch_buf, not including EOB + * characters. + */ + int yy_n_chars; + + /* Whether we "own" the buffer - i.e., we know we created it, + * and can realloc() it to grow it, and should free() it to + * delete it. + */ + int yy_is_our_buffer; + + /* Whether this is an "interactive" input source; if so, and + * if we're using stdio for input, then we want to use getc() + * instead of fread(), to make sure we stop fetching input after + * each newline. + */ + int yy_is_interactive; + + /* Whether we're considered to be at the beginning of a line. + * If so, '^' rules will be active on the next match, otherwise + * not. + */ + int yy_at_bol; + + int yy_bs_lineno; /**< The line count. */ + int yy_bs_column; /**< The column count. */ + + /* Whether to try to fill the input buffer when we reach the + * end of it. + */ + int yy_fill_buffer; + + int yy_buffer_status; + +#define YY_BUFFER_NEW 0 +#define YY_BUFFER_NORMAL 1 + /* When an EOF's been seen but there's still some text to process + * then we mark the buffer as YY_EOF_PENDING, to indicate that we + * shouldn't try reading from the input source any more. We might + * still have a bunch of tokens to match, though, because of + * possible backing-up. + * + * When we actually see the EOF, we change the status to "new" + * (via yyrestart()), so that the user can continue scanning by + * just pointing yyin at a new input file. + */ +#define YY_BUFFER_EOF_PENDING 2 + + }; +#endif /* !YY_STRUCT_YY_BUFFER_STATE */ + +/* %if-c-only Standard (non-C++) definition */ +/* %not-for-header */ + +/* %if-not-reentrant */ + +/* Stack of input buffers. */ +static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */ +static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */ +static YY_BUFFER_STATE * yy_buffer_stack = 0; /**< Stack as an array. */ +/* %endif */ +/* %ok-for-header */ + +/* %endif */ + +/* We provide macros for accessing buffer states in case in the + * future we want to put the buffer states in a more general + * "scanner state". + * + * Returns the top of the stack, or NULL. + */ +#define YY_CURRENT_BUFFER ( (yy_buffer_stack) \ + ? (yy_buffer_stack)[(yy_buffer_stack_top)] \ + : NULL) + +/* Same as previous macro, but useful when we know that the buffer stack is not + * NULL or when we need an lvalue. For internal use only. + */ +#define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)] + +/* %if-c-only Standard (non-C++) definition */ + +/* %if-not-reentrant */ +/* %not-for-header */ + +/* yy_hold_char holds the character lost when yytext is formed. */ +static char yy_hold_char; +static int yy_n_chars; /* number of characters read into yy_ch_buf */ +int yyleng; + +/* Points to current character in buffer. */ +static char *yy_c_buf_p = (char *) 0; +static int yy_init = 0; /* whether we need to initialize */ +static int yy_start = 0; /* start state number */ + +/* Flag which is used to allow yywrap()'s to do buffer switches + * instead of setting up a fresh yyin. A bit of a hack ... + */ +static int yy_did_buffer_switch_on_eof; +/* %ok-for-header */ + +/* %endif */ + +void yyrestart (FILE *input_file ); +void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer ); +YY_BUFFER_STATE yy_create_buffer (FILE *file,int size ); +void yy_delete_buffer (YY_BUFFER_STATE b ); +void yy_flush_buffer (YY_BUFFER_STATE b ); +void yypush_buffer_state (YY_BUFFER_STATE new_buffer ); +void yypop_buffer_state (void ); + +static void yyensure_buffer_stack (void ); +static void yy_load_buffer_state (void ); +static void yy_init_buffer (YY_BUFFER_STATE b,FILE *file ); + +#define YY_FLUSH_BUFFER yy_flush_buffer(YY_CURRENT_BUFFER ) + +YY_BUFFER_STATE yy_scan_buffer (char *base,yy_size_t size ); +YY_BUFFER_STATE yy_scan_string (yyconst char *yy_str ); +YY_BUFFER_STATE yy_scan_bytes (yyconst char *bytes,int len ); + +/* %endif */ + +void *yyalloc (yy_size_t ); +void *yyrealloc (void *,yy_size_t ); +void yyfree (void * ); + +#define yy_new_buffer yy_create_buffer + +#define yy_set_interactive(is_interactive) \ + { \ + if ( ! YY_CURRENT_BUFFER ){ \ + yyensure_buffer_stack (); \ + YY_CURRENT_BUFFER_LVALUE = \ + yy_create_buffer(yyin,YY_BUF_SIZE ); \ + } \ + YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \ + } + +#define yy_set_bol(at_bol) \ + { \ + if ( ! YY_CURRENT_BUFFER ){\ + yyensure_buffer_stack (); \ + YY_CURRENT_BUFFER_LVALUE = \ + yy_create_buffer(yyin,YY_BUF_SIZE ); \ + } \ + YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \ + } + +#define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol) + +/* %% [1.0] yytext/yyin/yyout/yy_state_type/yylineno etc. def's & init go here */ +/* Begin user sect3 */ + +#define yywrap(n) 1 +#define YY_SKIP_YYWRAP + +#define FLEX_DEBUG + +typedef unsigned char YY_CHAR; + +FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0; + +typedef int yy_state_type; + +extern int yylineno; + +int yylineno = 1; + +extern char *yytext; +#define yytext_ptr yytext + +/* %if-c-only Standard (non-C++) definition */ + +static yy_state_type yy_get_previous_state (void ); +static yy_state_type yy_try_NUL_trans (yy_state_type current_state ); +static int yy_get_next_buffer (void ); +static void yy_fatal_error (yyconst char msg[] ); + +/* %endif */ + +/* Done after the current pattern has been matched and before the + * corresponding action - sets up yytext. + */ +#define YY_DO_BEFORE_ACTION \ + (yytext_ptr) = yy_bp; \ +/* %% [2.0] code to fiddle yytext and yyleng for yymore() goes here \ */\ + yyleng = (size_t) (yy_cp - yy_bp); \ + (yy_hold_char) = *yy_cp; \ + *yy_cp = '\0'; \ +/* %% [3.0] code to copy yytext_ptr to yytext[] goes here, if %array \ */\ + (yy_c_buf_p) = yy_cp; + +/* %% [4.0] data tables for the DFA and the user's section 1 definitions go here */ +#define YY_NUM_RULES 13 +#define YY_END_OF_BUFFER 14 +/* This struct is not used in this scanner, + but its presence is necessary. */ +struct yy_trans_info + { + flex_int32_t yy_verify; + flex_int32_t yy_nxt; + }; +static yyconst flex_int16_t yy_accept[76] = + { 0, + 0, 0, 0, 0, 14, 12, 4, 3, 12, 7, + 12, 12, 7, 12, 12, 12, 12, 12, 9, 9, + 12, 12, 12, 4, 0, 5, 0, 7, 0, 6, + 0, 0, 0, 0, 0, 0, 2, 8, 10, 10, + 9, 0, 0, 9, 9, 0, 9, 0, 0, 11, + 0, 0, 0, 10, 0, 10, 9, 9, 0, 0, + 0, 0, 0, 0, 0, 10, 10, 0, 0, 0, + 0, 0, 0, 1, 0 + } ; + +static yyconst flex_int32_t yy_ec[256] = + { 0, + 1, 1, 1, 1, 1, 1, 1, 1, 2, 3, + 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 2, 1, 5, 6, 7, 8, 9, 10, 1, + 1, 8, 11, 1, 12, 13, 8, 14, 15, 15, + 15, 15, 15, 15, 15, 16, 16, 1, 1, 17, + 18, 19, 1, 1, 20, 20, 20, 20, 21, 22, + 7, 7, 7, 7, 7, 23, 7, 7, 7, 7, + 7, 7, 7, 7, 24, 7, 7, 25, 7, 7, + 1, 26, 1, 8, 7, 1, 20, 20, 20, 20, + + 21, 22, 7, 7, 7, 7, 7, 27, 7, 7, + 7, 7, 7, 7, 7, 7, 24, 7, 7, 25, + 7, 7, 1, 28, 1, 8, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1 + } ; + +static yyconst flex_int32_t yy_meta[29] = + { 0, + 1, 1, 2, 1, 1, 1, 3, 1, 1, 1, + 4, 4, 5, 6, 6, 6, 1, 1, 1, 7, + 8, 7, 3, 3, 3, 1, 3, 1 + } ; + +static yyconst flex_int16_t yy_base[88] = + { 0, + 0, 147, 21, 140, 145, 284, 39, 284, 26, 0, + 32, 126, 40, 44, 115, 35, 36, 46, 50, 53, + 39, 61, 54, 79, 65, 284, 0, 0, 66, 284, + 0, 119, 79, 75, 123, 104, 284, 284, 107, 0, + 79, 73, 76, 76, 66, 0, 0, 85, 86, 284, + 133, 83, 91, 284, 99, 147, 284, 114, 122, 70, + 107, 141, 172, 151, 135, 181, 284, 137, 114, 157, + 149, 48, 45, 284, 284, 208, 214, 222, 230, 238, + 246, 250, 255, 256, 261, 267, 275 + } ; + +static yyconst flex_int16_t yy_def[88] = + { 0, + 75, 1, 1, 3, 75, 75, 75, 75, 76, 77, + 78, 75, 77, 79, 75, 75, 75, 75, 75, 19, + 75, 75, 75, 75, 76, 75, 80, 77, 78, 75, + 81, 75, 76, 78, 79, 79, 75, 75, 75, 39, + 19, 82, 83, 75, 75, 84, 20, 76, 78, 75, + 79, 51, 85, 75, 75, 75, 75, 84, 79, 51, + 79, 79, 79, 51, 75, 75, 75, 86, 79, 63, + 86, 87, 87, 75, 0, 75, 75, 75, 75, 75, + 75, 75, 75, 75, 75, 75, 75 + } ; + +static yyconst flex_int16_t yy_nxt[313] = + { 0, + 6, 7, 8, 7, 9, 6, 10, 6, 6, 11, + 6, 6, 12, 6, 6, 6, 6, 6, 6, 10, + 10, 10, 13, 10, 10, 6, 10, 6, 15, 16, + 26, 15, 17, 18, 19, 20, 20, 21, 15, 22, + 24, 30, 24, 38, 33, 36, 37, 74, 23, 34, + 74, 27, 38, 38, 38, 38, 38, 31, 32, 39, + 39, 39, 40, 41, 41, 42, 47, 47, 47, 26, + 43, 38, 44, 45, 46, 30, 44, 75, 38, 38, + 24, 38, 24, 26, 30, 40, 55, 55, 57, 26, + 27, 31, 57, 43, 35, 30, 64, 64, 64, 57, + + 31, 65, 65, 75, 27, 36, 37, 35, 59, 37, + 27, 31, 56, 56, 56, 59, 37, 51, 52, 52, + 39, 39, 39, 59, 37, 37, 68, 53, 54, 54, + 69, 50, 38, 54, 59, 37, 44, 45, 32, 37, + 44, 35, 59, 37, 75, 14, 60, 60, 66, 66, + 66, 37, 14, 72, 75, 61, 62, 63, 59, 61, + 56, 56, 56, 69, 64, 64, 64, 69, 67, 67, + 75, 75, 75, 67, 37, 35, 75, 75, 75, 61, + 62, 75, 75, 61, 75, 70, 70, 70, 75, 75, + 75, 70, 70, 70, 66, 66, 66, 75, 75, 75, + + 75, 75, 54, 54, 75, 75, 75, 54, 25, 25, + 25, 25, 25, 25, 25, 25, 28, 75, 75, 28, + 28, 28, 29, 29, 29, 29, 29, 29, 29, 29, + 35, 35, 35, 35, 35, 35, 35, 35, 48, 75, + 48, 48, 48, 48, 48, 48, 49, 75, 49, 49, + 49, 49, 49, 49, 42, 42, 75, 42, 56, 75, + 56, 58, 58, 58, 66, 75, 66, 71, 71, 71, + 71, 71, 71, 71, 71, 73, 73, 73, 73, 73, + 73, 73, 73, 5, 75, 75, 75, 75, 75, 75, + 75, 75, 75, 75, 75, 75, 75, 75, 75, 75, + + 75, 75, 75, 75, 75, 75, 75, 75, 75, 75, + 75, 75 + } ; + +static yyconst flex_int16_t yy_chk[313] = + { 0, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 3, 3, + 9, 3, 3, 3, 3, 3, 3, 3, 3, 3, + 7, 11, 7, 16, 13, 14, 14, 73, 3, 13, + 72, 9, 16, 17, 17, 21, 21, 11, 18, 18, + 18, 18, 19, 19, 19, 19, 20, 20, 20, 25, + 19, 23, 19, 19, 19, 29, 19, 20, 22, 22, + 24, 23, 24, 33, 34, 42, 43, 43, 45, 48, + 25, 29, 45, 42, 60, 49, 52, 52, 52, 44, + + 34, 53, 53, 41, 33, 36, 36, 52, 61, 61, + 48, 49, 55, 55, 55, 69, 69, 36, 36, 36, + 39, 39, 39, 59, 59, 35, 59, 39, 39, 39, + 61, 32, 15, 39, 51, 51, 58, 58, 12, 68, + 58, 68, 62, 62, 5, 4, 51, 51, 65, 65, + 65, 71, 2, 71, 0, 51, 51, 51, 70, 51, + 56, 56, 56, 62, 64, 64, 64, 62, 56, 56, + 0, 0, 0, 56, 63, 64, 0, 0, 0, 70, + 70, 0, 0, 70, 0, 63, 63, 63, 0, 0, + 0, 63, 63, 63, 66, 66, 66, 0, 0, 0, + + 0, 0, 66, 66, 0, 0, 0, 66, 76, 76, + 76, 76, 76, 76, 76, 76, 77, 0, 0, 77, + 77, 77, 78, 78, 78, 78, 78, 78, 78, 78, + 79, 79, 79, 79, 79, 79, 79, 79, 80, 0, + 80, 80, 80, 80, 80, 80, 81, 0, 81, 81, + 81, 81, 81, 81, 82, 82, 0, 82, 83, 0, + 83, 84, 84, 84, 85, 0, 85, 86, 86, 86, + 86, 86, 86, 86, 86, 87, 87, 87, 87, 87, + 87, 87, 87, 75, 75, 75, 75, 75, 75, 75, + 75, 75, 75, 75, 75, 75, 75, 75, 75, 75, + + 75, 75, 75, 75, 75, 75, 75, 75, 75, 75, + 75, 75 + } ; + +static yy_state_type yy_last_accepting_state; +static char *yy_last_accepting_cpos; + +extern int yy_flex_debug; +int yy_flex_debug = 1; + +static yyconst flex_int16_t yy_rule_linenum[13] = + { 0, + 71, 72, 73, 76, 79, 80, 81, 87, 88, 89, + 91, 94 + } ; + +/* The intent behind this definition is that it'll catch + * any uses of REJECT which flex missed. + */ +#define REJECT reject_used_but_not_detected +#define yymore() yymore_used_but_not_detected +#define YY_MORE_ADJ 0 +#define YY_RESTORE_YY_MORE_OFFSET +char *yytext; +#line 1 "scripts/genksyms/lex.l" +/* Lexical analysis for genksyms. + Copyright 1996, 1997 Linux International. + + New implementation contributed by Richard Henderson <rth@tamu.edu> + Based on original work by Bjorn Ekwall <bj0rn@blox.se> + + Taken from Linux modutils 2.4.22. + + This program is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published by the + Free Software Foundation; either version 2 of the License, or (at your + option) any later version. + + This program is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software Foundation, + Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +#line 25 "scripts/genksyms/lex.l" + +#include <limits.h> +#include <stdlib.h> +#include <string.h> +#include <ctype.h> + +#include "genksyms.h" +#include "parse.h" + +/* We've got a two-level lexer here. We let flex do basic tokenization + and then we categorize those basic tokens in the second stage. */ +#define YY_DECL static int yylex1(void) + +/* Version 2 checksumming does proper tokenization; version 1 wasn't + quite so pedantic. */ + +/* We don't do multiple input files. */ +#define YY_NO_INPUT 1 +#line 676 "scripts/genksyms/lex.c" + +#define INITIAL 0 +#define V2_TOKENS 1 + +#ifndef YY_NO_UNISTD_H +/* Special case for "unistd.h", since it is non-ANSI. We include it way + * down here because we want the user's section 1 to have been scanned first. + * The user has a chance to override it with an option. + */ +/* %if-c-only */ +#include <unistd.h> +/* %endif */ +/* %if-c++-only */ +/* %endif */ +#endif + +#ifndef YY_EXTRA_TYPE +#define YY_EXTRA_TYPE void * +#endif + +/* %if-c-only Reentrant structure and macros (non-C++). */ +/* %if-reentrant */ +/* %if-c-only */ + +static int yy_init_globals (void ); + +/* %endif */ +/* %if-reentrant */ +/* %endif */ +/* %endif End reentrant structures and macros. */ + +/* Accessor methods to globals. + These are made visible to non-reentrant scanners for convenience. */ + +int yylex_destroy (void ); + +int yyget_debug (void ); + +void yyset_debug (int debug_flag ); + +YY_EXTRA_TYPE yyget_extra (void ); + +void yyset_extra (YY_EXTRA_TYPE user_defined ); + +FILE *yyget_in (void ); + +void yyset_in (FILE * in_str ); + +FILE *yyget_out (void ); + +void yyset_out (FILE * out_str ); + +int yyget_leng (void ); + +char *yyget_text (void ); + +int yyget_lineno (void ); + +void yyset_lineno (int line_number ); + +/* %if-bison-bridge */ +/* %endif */ + +/* Macros after this point can all be overridden by user definitions in + * section 1. + */ + +#ifndef YY_SKIP_YYWRAP +#ifdef __cplusplus +extern "C" int yywrap (void ); +#else +extern int yywrap (void ); +#endif +#endif + +/* %not-for-header */ + + static void yyunput (int c,char *buf_ptr ); + +/* %ok-for-header */ + +/* %endif */ + +#ifndef yytext_ptr +static void yy_flex_strncpy (char *,yyconst char *,int ); +#endif + +#ifdef YY_NEED_STRLEN +static int yy_flex_strlen (yyconst char * ); +#endif + +#ifndef YY_NO_INPUT +/* %if-c-only Standard (non-C++) definition */ +/* %not-for-header */ + +#ifdef __cplusplus +static int yyinput (void ); +#else +static int input (void ); +#endif +/* %ok-for-header */ + +/* %endif */ +#endif + +/* %if-c-only */ + +/* %endif */ + +/* Amount of stuff to slurp up with each read. */ +#ifndef YY_READ_BUF_SIZE +#define YY_READ_BUF_SIZE 8192 +#endif + +/* Copy whatever the last rule matched to the standard output. */ +#ifndef ECHO +/* %if-c-only Standard (non-C++) definition */ +/* This used to be an fputs(), but since the string might contain NUL's, + * we now use fwrite(). + */ +#define ECHO fwrite( yytext, yyleng, 1, yyout ) +/* %endif */ +/* %if-c++-only C++ definition */ +/* %endif */ +#endif + +/* Gets input and stuffs it into "buf". number of characters read, or YY_NULL, + * is returned in "result". + */ +#ifndef YY_INPUT +#define YY_INPUT(buf,result,max_size) \ +/* %% [5.0] fread()/read() definition of YY_INPUT goes here unless we're doing C++ \ */\ + if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \ + { \ + int c = '*'; \ + size_t n; \ + for ( n = 0; n < max_size && \ + (c = getc( yyin )) != EOF && c != '\n'; ++n ) \ + buf[n] = (char) c; \ + if ( c == '\n' ) \ + buf[n++] = (char) c; \ + if ( c == EOF && ferror( yyin ) ) \ + YY_FATAL_ERROR( "input in flex scanner failed" ); \ + result = n; \ + } \ + else \ + { \ + errno=0; \ + while ( (result = fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \ + { \ + if( errno != EINTR) \ + { \ + YY_FATAL_ERROR( "input in flex scanner failed" ); \ + break; \ + } \ + errno=0; \ + clearerr(yyin); \ + } \ + }\ +\ +/* %if-c++-only C++ definition \ */\ +/* %endif */ + +#endif + +/* No semi-colon after return; correct usage is to write "yyterminate();" - + * we don't want an extra ';' after the "return" because that will cause + * some compilers to complain about unreachable statements. + */ +#ifndef yyterminate +#define yyterminate() return YY_NULL +#endif + +/* Number of entries by which start-condition stack grows. */ +#ifndef YY_START_STACK_INCR +#define YY_START_STACK_INCR 25 +#endif + +/* Report a fatal error. */ +#ifndef YY_FATAL_ERROR +/* %if-c-only */ +#define YY_FATAL_ERROR(msg) yy_fatal_error( msg ) +/* %endif */ +/* %if-c++-only */ +/* %endif */ +#endif + +/* %if-tables-serialization structures and prototypes */ +/* %not-for-header */ + +/* %ok-for-header */ + +/* %not-for-header */ + +/* %tables-yydmap generated elements */ +/* %endif */ +/* end tables serialization structures and prototypes */ + +/* %ok-for-header */ + +/* Default declaration of generated scanner - a define so the user can + * easily add parameters. + */ +#ifndef YY_DECL +#define YY_DECL_IS_OURS 1 +/* %if-c-only Standard (non-C++) definition */ + +extern int yylex (void); + +#define YY_DECL int yylex (void) +/* %endif */ +/* %if-c++-only C++ definition */ +/* %endif */ +#endif /* !YY_DECL */ + +/* Code executed at the beginning of each rule, after yytext and yyleng + * have been set up. + */ +#ifndef YY_USER_ACTION +#define YY_USER_ACTION +#endif + +/* Code executed at the end of each rule. */ +#ifndef YY_BREAK +#define YY_BREAK break; +#endif + +/* %% [6.0] YY_RULE_SETUP definition goes here */ +#define YY_RULE_SETUP \ + if ( yyleng > 0 ) \ + YY_CURRENT_BUFFER_LVALUE->yy_at_bol = \ + (yytext[yyleng - 1] == '\n'); \ + YY_USER_ACTION + +/* %not-for-header */ + +/** The main scanner function which does all the work. + */ +YY_DECL +{ + register yy_state_type yy_current_state; + register char *yy_cp, *yy_bp; + register int yy_act; + +/* %% [7.0] user's declarations go here */ +#line 67 "scripts/genksyms/lex.l" + + + + /* Keep track of our location in the original source files. */ +#line 927 "scripts/genksyms/lex.c" + + if ( !(yy_init) ) + { + (yy_init) = 1; + +#ifdef YY_USER_INIT + YY_USER_INIT; +#endif + + if ( ! (yy_start) ) + (yy_start) = 1; /* first start state */ + + if ( ! yyin ) +/* %if-c-only */ + yyin = stdin; +/* %endif */ +/* %if-c++-only */ +/* %endif */ + + if ( ! yyout ) +/* %if-c-only */ + yyout = stdout; +/* %endif */ +/* %if-c++-only */ +/* %endif */ + + if ( ! YY_CURRENT_BUFFER ) { + yyensure_buffer_stack (); + YY_CURRENT_BUFFER_LVALUE = + yy_create_buffer(yyin,YY_BUF_SIZE ); + } + + yy_load_buffer_state( ); + } + + while ( 1 ) /* loops until end-of-file is reached */ + { +/* %% [8.0] yymore()-related code goes here */ + yy_cp = (yy_c_buf_p); + + /* Support of yytext. */ + *yy_cp = (yy_hold_char); + + /* yy_bp points to the position in yy_ch_buf of the start of + * the current run. + */ + yy_bp = yy_cp; + +/* %% [9.0] code to set up and find next match goes here */ + yy_current_state = (yy_start); + yy_current_state += YY_AT_BOL(); +yy_match: + do + { + register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)]; + if ( yy_accept[yy_current_state] ) + { + (yy_last_accepting_state) = yy_current_state; + (yy_last_accepting_cpos) = yy_cp; + } + while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) + { + yy_current_state = (int) yy_def[yy_current_state]; + if ( yy_current_state >= 76 ) + yy_c = yy_meta[(unsigned int) yy_c]; + } + yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; + ++yy_cp; + } + while ( yy_base[yy_current_state] != 284 ); + +yy_find_action: +/* %% [10.0] code to find the action number goes here */ + yy_act = yy_accept[yy_current_state]; + if ( yy_act == 0 ) + { /* have to back up */ + yy_cp = (yy_last_accepting_cpos); + yy_current_state = (yy_last_accepting_state); + yy_act = yy_accept[yy_current_state]; + } + + YY_DO_BEFORE_ACTION; + +/* %% [11.0] code for yylineno update goes here */ + +do_action: /* This label is used only to access EOF actions. */ + +/* %% [12.0] debug code goes here */ + if ( yy_flex_debug ) + { + if ( yy_act == 0 ) + fprintf( stderr, "--scanner backing up\n" ); + else if ( yy_act < 13 ) + fprintf( stderr, "--accepting rule at line %ld (\"%s\")\n", + (long)yy_rule_linenum[yy_act], yytext ); + else if ( yy_act == 13 ) + fprintf( stderr, "--accepting default rule (\"%s\")\n", + yytext ); + else if ( yy_act == 14 ) + fprintf( stderr, "--(end of buffer or a NUL)\n" ); + else + fprintf( stderr, "--EOF (start condition %d)\n", YY_START ); + } + + switch ( yy_act ) + { /* beginning of action switch */ +/* %% [13.0] actions go here */ + case 0: /* must back up */ + /* undo the effects of YY_DO_BEFORE_ACTION */ + *yy_cp = (yy_hold_char); + yy_cp = (yy_last_accepting_cpos); + yy_current_state = (yy_last_accepting_state); + goto yy_find_action; + +case 1: +/* rule 1 can match eol */ +YY_RULE_SETUP +#line 71 "scripts/genksyms/lex.l" +return FILENAME; + YY_BREAK +case 2: +/* rule 2 can match eol */ +YY_RULE_SETUP +#line 72 "scripts/genksyms/lex.l" +cur_line++; + YY_BREAK +case 3: +/* rule 3 can match eol */ +YY_RULE_SETUP +#line 73 "scripts/genksyms/lex.l" +cur_line++; + YY_BREAK +/* Ignore all other whitespace. */ +case 4: +YY_RULE_SETUP +#line 76 "scripts/genksyms/lex.l" +; + YY_BREAK +case 5: +/* rule 5 can match eol */ +YY_RULE_SETUP +#line 79 "scripts/genksyms/lex.l" +return STRING; + YY_BREAK +case 6: +/* rule 6 can match eol */ +YY_RULE_SETUP +#line 80 "scripts/genksyms/lex.l" +return CHAR; + YY_BREAK +case 7: +YY_RULE_SETUP +#line 81 "scripts/genksyms/lex.l" +return IDENT; + YY_BREAK +/* The Pedant requires that the other C multi-character tokens be + recognized as tokens. We don't actually use them since we don't + parse expressions, but we do want whitespace to be arranged + around them properly. */ +case 8: +YY_RULE_SETUP +#line 87 "scripts/genksyms/lex.l" +return OTHER; + YY_BREAK +case 9: +YY_RULE_SETUP +#line 88 "scripts/genksyms/lex.l" +return INT; + YY_BREAK +case 10: +YY_RULE_SETUP +#line 89 "scripts/genksyms/lex.l" +return REAL; + YY_BREAK +case 11: +YY_RULE_SETUP +#line 91 "scripts/genksyms/lex.l" +return DOTS; + YY_BREAK +/* All other tokens are single characters. */ +case 12: +YY_RULE_SETUP +#line 94 "scripts/genksyms/lex.l" +return yytext[0]; + YY_BREAK +case 13: +YY_RULE_SETUP +#line 97 "scripts/genksyms/lex.l" +ECHO; + YY_BREAK +#line 1118 "scripts/genksyms/lex.c" +case YY_STATE_EOF(INITIAL): +case YY_STATE_EOF(V2_TOKENS): + yyterminate(); + + case YY_END_OF_BUFFER: + { + /* Amount of text matched not including the EOB char. */ + int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1; + + /* Undo the effects of YY_DO_BEFORE_ACTION. */ + *yy_cp = (yy_hold_char); + YY_RESTORE_YY_MORE_OFFSET + + if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW ) + { + /* We're scanning a new file or input source. It's + * possible that this happened because the user + * just pointed yyin at a new source and called + * yylex(). If so, then we have to assure + * consistency between YY_CURRENT_BUFFER and our + * globals. Here is the right place to do so, because + * this is the first action (other than possibly a + * back-up) that will match for the new input source. + */ + (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; + YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin; + YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL; + } + + /* Note that here we test for yy_c_buf_p "<=" to the position + * of the first EOB in the buffer, since yy_c_buf_p will + * already have been incremented past the NUL character + * (since all states make transitions on EOB to the + * end-of-buffer state). Contrast this with the test + * in input(). + */ + if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] ) + { /* This was really a NUL. */ + yy_state_type yy_next_state; + + (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text; + + yy_current_state = yy_get_previous_state( ); + + /* Okay, we're now positioned to make the NUL + * transition. We couldn't have + * yy_get_previous_state() go ahead and do it + * for us because it doesn't know how to deal + * with the possibility of jamming (and we don't + * want to build jamming into it because then it + * will run more slowly). + */ + + yy_next_state = yy_try_NUL_trans( yy_current_state ); + + yy_bp = (yytext_ptr) + YY_MORE_ADJ; + + if ( yy_next_state ) + { + /* Consume the NUL. */ + yy_cp = ++(yy_c_buf_p); + yy_current_state = yy_next_state; + goto yy_match; + } + + else + { +/* %% [14.0] code to do back-up for compressed tables and set up yy_cp goes here */ + yy_cp = (yy_c_buf_p); + goto yy_find_action; + } + } + + else switch ( yy_get_next_buffer( ) ) + { + case EOB_ACT_END_OF_FILE: + { + (yy_did_buffer_switch_on_eof) = 0; + + if ( yywrap( ) ) + { + /* Note: because we've taken care in + * yy_get_next_buffer() to have set up + * yytext, we can now set up + * yy_c_buf_p so that if some total + * hoser (like flex itself) wants to + * call the scanner after we return the + * YY_NULL, it'll still work - another + * YY_NULL will get returned. + */ + (yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ; + + yy_act = YY_STATE_EOF(YY_START); + goto do_action; + } + + else + { + if ( ! (yy_did_buffer_switch_on_eof) ) + YY_NEW_FILE; + } + break; + } + + case EOB_ACT_CONTINUE_SCAN: + (yy_c_buf_p) = + (yytext_ptr) + yy_amount_of_matched_text; + + yy_current_state = yy_get_previous_state( ); + + yy_cp = (yy_c_buf_p); + yy_bp = (yytext_ptr) + YY_MORE_ADJ; + goto yy_match; + + case EOB_ACT_LAST_MATCH: + (yy_c_buf_p) = + &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)]; + + yy_current_state = yy_get_previous_state( ); + + yy_cp = (yy_c_buf_p); + yy_bp = (yytext_ptr) + YY_MORE_ADJ; + goto yy_find_action; + } + break; + } + + default: + YY_FATAL_ERROR( + "fatal flex scanner internal error--no action found" ); + } /* end of action switch */ + } /* end of scanning one token */ +} /* end of yylex */ +/* %ok-for-header */ + +/* %if-c++-only */ +/* %not-for-header */ + +/* %ok-for-header */ + +/* %endif */ + +/* yy_get_next_buffer - try to read in a new buffer + * + * Returns a code representing an action: + * EOB_ACT_LAST_MATCH - + * EOB_ACT_CONTINUE_SCAN - continue scanning from current position + * EOB_ACT_END_OF_FILE - end of file + */ +/* %if-c-only */ +static int yy_get_next_buffer (void) +/* %endif */ +/* %if-c++-only */ +/* %endif */ +{ + register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf; + register char *source = (yytext_ptr); + register int number_to_move, i; + int ret_val; + + if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] ) + YY_FATAL_ERROR( + "fatal flex scanner internal error--end of buffer missed" ); + + if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 ) + { /* Don't try to fill the buffer, so this is an EOF. */ + if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 ) + { + /* We matched a single character, the EOB, so + * treat this as a final EOF. + */ + return EOB_ACT_END_OF_FILE; + } + + else + { + /* We matched some text prior to the EOB, first + * process it. + */ + return EOB_ACT_LAST_MATCH; + } + } + + /* Try to read more data. */ + + /* First move last chars to start of buffer. */ + number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr)) - 1; + + for ( i = 0; i < number_to_move; ++i ) + *(dest++) = *(source++); + + if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING ) + /* don't do the read, it's not guaranteed to return an EOF, + * just force an EOF + */ + YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0; + + else + { + int num_to_read = + YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1; + + while ( num_to_read <= 0 ) + { /* Not enough room in the buffer - grow it. */ + + /* just a shorter name for the current buffer */ + YY_BUFFER_STATE b = YY_CURRENT_BUFFER; + + int yy_c_buf_p_offset = + (int) ((yy_c_buf_p) - b->yy_ch_buf); + + if ( b->yy_is_our_buffer ) + { + int new_size = b->yy_buf_size * 2; + + if ( new_size <= 0 ) + b->yy_buf_size += b->yy_buf_size / 8; + else + b->yy_buf_size *= 2; + + b->yy_ch_buf = (char *) + /* Include room in for 2 EOB chars. */ + yyrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 ); + } + else + /* Can't grow it, we don't own it. */ + b->yy_ch_buf = 0; + + if ( ! b->yy_ch_buf ) + YY_FATAL_ERROR( + "fatal error - scanner input buffer overflow" ); + + (yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset]; + + num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size - + number_to_move - 1; + + } + + if ( num_to_read > YY_READ_BUF_SIZE ) + num_to_read = YY_READ_BUF_SIZE; + + /* Read in more data. */ + YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]), + (yy_n_chars), (size_t) num_to_read ); + + YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); + } + + if ( (yy_n_chars) == 0 ) + { + if ( number_to_move == YY_MORE_ADJ ) + { + ret_val = EOB_ACT_END_OF_FILE; + yyrestart(yyin ); + } + + else + { + ret_val = EOB_ACT_LAST_MATCH; + YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = + YY_BUFFER_EOF_PENDING; + } + } + + else + ret_val = EOB_ACT_CONTINUE_SCAN; + + if ((yy_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) { + /* Extend the array by 50%, plus the number we really need. */ + yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1); + YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) yyrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size ); + if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf ) + YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" ); + } + + (yy_n_chars) += number_to_move; + YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR; + YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR; + + (yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0]; + + return ret_val; +} + +/* yy_get_previous_state - get the state just before the EOB char was reached */ + +/* %if-c-only */ +/* %not-for-header */ + + static yy_state_type yy_get_previous_state (void) +/* %endif */ +/* %if-c++-only */ +/* %endif */ +{ + register yy_state_type yy_current_state; + register char *yy_cp; + +/* %% [15.0] code to get the start state into yy_current_state goes here */ + yy_current_state = (yy_start); + yy_current_state += YY_AT_BOL(); + + for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp ) + { +/* %% [16.0] code to find the next state goes here */ + register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1); + if ( yy_accept[yy_current_state] ) + { + (yy_last_accepting_state) = yy_current_state; + (yy_last_accepting_cpos) = yy_cp; + } + while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) + { + yy_current_state = (int) yy_def[yy_current_state]; + if ( yy_current_state >= 76 ) + yy_c = yy_meta[(unsigned int) yy_c]; + } + yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; + } + + return yy_current_state; +} + +/* yy_try_NUL_trans - try to make a transition on the NUL character + * + * synopsis + * next_state = yy_try_NUL_trans( current_state ); + */ +/* %if-c-only */ + static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state ) +/* %endif */ +/* %if-c++-only */ +/* %endif */ +{ + register int yy_is_jam; + /* %% [17.0] code to find the next state, and perhaps do backing up, goes here */ + register char *yy_cp = (yy_c_buf_p); + + register YY_CHAR yy_c = 1; + if ( yy_accept[yy_current_state] ) + { + (yy_last_accepting_state) = yy_current_state; + (yy_last_accepting_cpos) = yy_cp; + } + while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) + { + yy_current_state = (int) yy_def[yy_current_state]; + if ( yy_current_state >= 76 ) + yy_c = yy_meta[(unsigned int) yy_c]; + } + yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; + yy_is_jam = (yy_current_state == 75); + + return yy_is_jam ? 0 : yy_current_state; +} + +/* %if-c-only */ + + static void yyunput (int c, register char * yy_bp ) +/* %endif */ +/* %if-c++-only */ +/* %endif */ +{ + register char *yy_cp; + + yy_cp = (yy_c_buf_p); + + /* undo effects of setting up yytext */ + *yy_cp = (yy_hold_char); + + if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 ) + { /* need to shift things up to make room */ + /* +2 for EOB chars. */ + register int number_to_move = (yy_n_chars) + 2; + register char *dest = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[ + YY_CURRENT_BUFFER_LVALUE->yy_buf_size + 2]; + register char *source = + &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]; + + while ( source > YY_CURRENT_BUFFER_LVALUE->yy_ch_buf ) + *--dest = *--source; + + yy_cp += (int) (dest - source); + yy_bp += (int) (dest - source); + YY_CURRENT_BUFFER_LVALUE->yy_n_chars = + (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_buf_size; + + if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 ) + YY_FATAL_ERROR( "flex scanner push-back overflow" ); + } + + *--yy_cp = (char) c; + +/* %% [18.0] update yylineno here */ + + (yytext_ptr) = yy_bp; + (yy_hold_char) = *yy_cp; + (yy_c_buf_p) = yy_cp; +} +/* %if-c-only */ + +/* %endif */ + +/* %if-c-only */ +#ifndef YY_NO_INPUT +#ifdef __cplusplus + static int yyinput (void) +#else + static int input (void) +#endif + +/* %endif */ +/* %if-c++-only */ +/* %endif */ +{ + int c; + + *(yy_c_buf_p) = (yy_hold_char); + + if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR ) + { + /* yy_c_buf_p now points to the character we want to return. + * If this occurs *before* the EOB characters, then it's a + * valid NUL; if not, then we've hit the end of the buffer. + */ + if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] ) + /* This was really a NUL. */ + *(yy_c_buf_p) = '\0'; + + else + { /* need more input */ + int offset = (yy_c_buf_p) - (yytext_ptr); + ++(yy_c_buf_p); + + switch ( yy_get_next_buffer( ) ) + { + case EOB_ACT_LAST_MATCH: + /* This happens because yy_g_n_b() + * sees that we've accumulated a + * token and flags that we need to + * try matching the token before + * proceeding. But for input(), + * there's no matching to consider. + * So convert the EOB_ACT_LAST_MATCH + * to EOB_ACT_END_OF_FILE. + */ + + /* Reset buffer status. */ + yyrestart(yyin ); + + /*FALLTHROUGH*/ + + case EOB_ACT_END_OF_FILE: + { + if ( yywrap( ) ) + return EOF; + + if ( ! (yy_did_buffer_switch_on_eof) ) + YY_NEW_FILE; +#ifdef __cplusplus + return yyinput(); +#else + return input(); +#endif + } + + case EOB_ACT_CONTINUE_SCAN: + (yy_c_buf_p) = (yytext_ptr) + offset; + break; + } + } + } + + c = *(unsigned char *) (yy_c_buf_p); /* cast for 8-bit char's */ + *(yy_c_buf_p) = '\0'; /* preserve yytext */ + (yy_hold_char) = *++(yy_c_buf_p); + +/* %% [19.0] update BOL and yylineno */ + YY_CURRENT_BUFFER_LVALUE->yy_at_bol = (c == '\n'); + + return c; +} +/* %if-c-only */ +#endif /* ifndef YY_NO_INPUT */ +/* %endif */ + +/** Immediately switch to a different input stream. + * @param input_file A readable stream. + * + * @note This function does not reset the start condition to @c INITIAL . + */ +/* %if-c-only */ + void yyrestart (FILE * input_file ) +/* %endif */ +/* %if-c++-only */ +/* %endif */ +{ + + if ( ! YY_CURRENT_BUFFER ){ + yyensure_buffer_stack (); + YY_CURRENT_BUFFER_LVALUE = + yy_create_buffer(yyin,YY_BUF_SIZE ); + } + + yy_init_buffer(YY_CURRENT_BUFFER,input_file ); + yy_load_buffer_state( ); +} + +/** Switch to a different input buffer. + * @param new_buffer The new input buffer. + * + */ +/* %if-c-only */ + void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer ) +/* %endif */ +/* %if-c++-only */ +/* %endif */ +{ + + /* TODO. We should be able to replace this entire function body + * with + * yypop_buffer_state(); + * yypush_buffer_state(new_buffer); + */ + yyensure_buffer_stack (); + if ( YY_CURRENT_BUFFER == new_buffer ) + return; + + if ( YY_CURRENT_BUFFER ) + { + /* Flush out information for old buffer. */ + *(yy_c_buf_p) = (yy_hold_char); + YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p); + YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); + } + + YY_CURRENT_BUFFER_LVALUE = new_buffer; + yy_load_buffer_state( ); + + /* We don't actually know whether we did this switch during + * EOF (yywrap()) processing, but the only time this flag + * is looked at is after yywrap() is called, so it's safe + * to go ahead and always set it. + */ + (yy_did_buffer_switch_on_eof) = 1; +} + +/* %if-c-only */ +static void yy_load_buffer_state (void) +/* %endif */ +/* %if-c++-only */ +/* %endif */ +{ + (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; + (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos; + yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file; + (yy_hold_char) = *(yy_c_buf_p); +} + +/** Allocate and initialize an input buffer state. + * @param file A readable stream. + * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE. + * + * @return the allocated buffer state. + */ +/* %if-c-only */ + YY_BUFFER_STATE yy_create_buffer (FILE * file, int size ) +/* %endif */ +/* %if-c++-only */ +/* %endif */ +{ + YY_BUFFER_STATE b; + + b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) ); + if ( ! b ) + YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); + + b->yy_buf_size = size; + + /* yy_ch_buf has to be 2 characters longer than the size given because + * we need to put in 2 end-of-buffer characters. + */ + b->yy_ch_buf = (char *) yyalloc(b->yy_buf_size + 2 ); + if ( ! b->yy_ch_buf ) + YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); + + b->yy_is_our_buffer = 1; + + yy_init_buffer(b,file ); + + return b; +} + +/** Destroy the buffer. + * @param b a buffer created with yy_create_buffer() + * + */ +/* %if-c-only */ + void yy_delete_buffer (YY_BUFFER_STATE b ) +/* %endif */ +/* %if-c++-only */ +/* %endif */ +{ + + if ( ! b ) + return; + + if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */ + YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0; + + if ( b->yy_is_our_buffer ) + yyfree((void *) b->yy_ch_buf ); + + yyfree((void *) b ); +} + +/* %if-c-only */ + +#ifndef __cplusplus +extern int isatty (int ); +#endif /* __cplusplus */ + +/* %endif */ + +/* %if-c++-only */ +/* %endif */ + +/* Initializes or reinitializes a buffer. + * This function is sometimes called more than once on the same buffer, + * such as during a yyrestart() or at EOF. + */ +/* %if-c-only */ + static void yy_init_buffer (YY_BUFFER_STATE b, FILE * file ) +/* %endif */ +/* %if-c++-only */ +/* %endif */ + +{ + int oerrno = errno; + + yy_flush_buffer(b ); + + b->yy_input_file = file; + b->yy_fill_buffer = 1; + + /* If b is the current buffer, then yy_init_buffer was _probably_ + * called from yyrestart() or through yy_get_next_buffer. + * In that case, we don't want to reset the lineno or column. + */ + if (b != YY_CURRENT_BUFFER){ + b->yy_bs_lineno = 1; + b->yy_bs_column = 0; + } + +/* %if-c-only */ + + b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0; + +/* %endif */ +/* %if-c++-only */ +/* %endif */ + errno = oerrno; +} + +/** Discard all buffered characters. On the next scan, YY_INPUT will be called. + * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER. + * + */ +/* %if-c-only */ + void yy_flush_buffer (YY_BUFFER_STATE b ) +/* %endif */ +/* %if-c++-only */ +/* %endif */ +{ + if ( ! b ) + return; + + b->yy_n_chars = 0; + + /* We always need two end-of-buffer characters. The first causes + * a transition to the end-of-buffer state. The second causes + * a jam in that state. + */ + b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR; + b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR; + + b->yy_buf_pos = &b->yy_ch_buf[0]; + + b->yy_at_bol = 1; + b->yy_buffer_status = YY_BUFFER_NEW; + + if ( b == YY_CURRENT_BUFFER ) + yy_load_buffer_state( ); +} + +/* %if-c-or-c++ */ +/** Pushes the new state onto the stack. The new state becomes + * the current state. This function will allocate the stack + * if necessary. + * @param new_buffer The new state. + * + */ +/* %if-c-only */ +void yypush_buffer_state (YY_BUFFER_STATE new_buffer ) +/* %endif */ +/* %if-c++-only */ +/* %endif */ +{ + if (new_buffer == NULL) + return; + + yyensure_buffer_stack(); + + /* This block is copied from yy_switch_to_buffer. */ + if ( YY_CURRENT_BUFFER ) + { + /* Flush out information for old buffer. */ + *(yy_c_buf_p) = (yy_hold_char); + YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p); + YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); + } + + /* Only push if top exists. Otherwise, replace top. */ + if (YY_CURRENT_BUFFER) + (yy_buffer_stack_top)++; + YY_CURRENT_BUFFER_LVALUE = new_buffer; + + /* copied from yy_switch_to_buffer. */ + yy_load_buffer_state( ); + (yy_did_buffer_switch_on_eof) = 1; +} +/* %endif */ + +/* %if-c-or-c++ */ +/** Removes and deletes the top of the stack, if present. + * The next element becomes the new top. + * + */ +/* %if-c-only */ +void yypop_buffer_state (void) +/* %endif */ +/* %if-c++-only */ +/* %endif */ +{ + if (!YY_CURRENT_BUFFER) + return; + + yy_delete_buffer(YY_CURRENT_BUFFER ); + YY_CURRENT_BUFFER_LVALUE = NULL; + if ((yy_buffer_stack_top) > 0) + --(yy_buffer_stack_top); + + if (YY_CURRENT_BUFFER) { + yy_load_buffer_state( ); + (yy_did_buffer_switch_on_eof) = 1; + } +} +/* %endif */ + +/* %if-c-or-c++ */ +/* Allocates the stack if it does not exist. + * Guarantees space for at least one push. + */ +/* %if-c-only */ +static void yyensure_buffer_stack (void) +/* %endif */ +/* %if-c++-only */ +/* %endif */ +{ + int num_to_alloc; + + if (!(yy_buffer_stack)) { + + /* First allocation is just for 2 elements, since we don't know if this + * scanner will even need a stack. We use 2 instead of 1 to avoid an + * immediate realloc on the next call. + */ + num_to_alloc = 1; + (yy_buffer_stack) = (struct yy_buffer_state**)yyalloc + (num_to_alloc * sizeof(struct yy_buffer_state*) + ); + if ( ! (yy_buffer_stack) ) + YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" ); + + memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*)); + + (yy_buffer_stack_max) = num_to_alloc; + (yy_buffer_stack_top) = 0; + return; + } + + if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){ + + /* Increase the buffer to prepare for a possible push. */ + int grow_size = 8 /* arbitrary grow size */; + + num_to_alloc = (yy_buffer_stack_max) + grow_size; + (yy_buffer_stack) = (struct yy_buffer_state**)yyrealloc + ((yy_buffer_stack), + num_to_alloc * sizeof(struct yy_buffer_state*) + ); + if ( ! (yy_buffer_stack) ) + YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" ); + + /* zero only the new slots.*/ + memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*)); + (yy_buffer_stack_max) = num_to_alloc; + } +} +/* %endif */ + +/* %if-c-only */ +/** Setup the input buffer state to scan directly from a user-specified character buffer. + * @param base the character buffer + * @param size the size in bytes of the character buffer + * + * @return the newly allocated buffer state object. + */ +YY_BUFFER_STATE yy_scan_buffer (char * base, yy_size_t size ) +{ + YY_BUFFER_STATE b; + + if ( size < 2 || + base[size-2] != YY_END_OF_BUFFER_CHAR || + base[size-1] != YY_END_OF_BUFFER_CHAR ) + /* They forgot to leave room for the EOB's. */ + return 0; + + b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) ); + if ( ! b ) + YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" ); + + b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */ + b->yy_buf_pos = b->yy_ch_buf = base; + b->yy_is_our_buffer = 0; + b->yy_input_file = 0; + b->yy_n_chars = b->yy_buf_size; + b->yy_is_interactive = 0; + b->yy_at_bol = 1; + b->yy_fill_buffer = 0; + b->yy_buffer_status = YY_BUFFER_NEW; + + yy_switch_to_buffer(b ); + + return b; +} +/* %endif */ + +/* %if-c-only */ +/** Setup the input buffer state to scan a string. The next call to yylex() will + * scan from a @e copy of @a str. + * @param yystr a NUL-terminated string to scan + * + * @return the newly allocated buffer state object. + * @note If you want to scan bytes that may contain NUL values, then use + * yy_scan_bytes() instead. + */ +YY_BUFFER_STATE yy_scan_string (yyconst char * yystr ) +{ + + return yy_scan_bytes(yystr,strlen(yystr) ); +} +/* %endif */ + +/* %if-c-only */ +/** Setup the input buffer state to scan the given bytes. The next call to yylex() will + * scan from a @e copy of @a bytes. + * @param bytes the byte buffer to scan + * @param len the number of bytes in the buffer pointed to by @a bytes. + * + * @return the newly allocated buffer state object. + */ +YY_BUFFER_STATE yy_scan_bytes (yyconst char * yybytes, int _yybytes_len ) +{ + YY_BUFFER_STATE b; + char *buf; + yy_size_t n; + int i; + + /* Get memory for full buffer, including space for trailing EOB's. */ + n = _yybytes_len + 2; + buf = (char *) yyalloc(n ); + if ( ! buf ) + YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" ); + + for ( i = 0; i < _yybytes_len; ++i ) + buf[i] = yybytes[i]; + + buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR; + + b = yy_scan_buffer(buf,n ); + if ( ! b ) + YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" ); + + /* It's okay to grow etc. this buffer, and we should throw it + * away when we're done. + */ + b->yy_is_our_buffer = 1; + + return b; +} +/* %endif */ + +#ifndef YY_EXIT_FAILURE +#define YY_EXIT_FAILURE 2 +#endif + +/* %if-c-only */ +static void yy_fatal_error (yyconst char* msg ) +{ + (void) fprintf( stderr, "%s\n", msg ); + exit( YY_EXIT_FAILURE ); +} +/* %endif */ +/* %if-c++-only */ +/* %endif */ + +/* Redefine yyless() so it works in section 3 code. */ + +#undef yyless +#define yyless(n) \ + do \ + { \ + /* Undo effects of setting up yytext. */ \ + int yyless_macro_arg = (n); \ + YY_LESS_LINENO(yyless_macro_arg);\ + yytext[yyleng] = (yy_hold_char); \ + (yy_c_buf_p) = yytext + yyless_macro_arg; \ + (yy_hold_char) = *(yy_c_buf_p); \ + *(yy_c_buf_p) = '\0'; \ + yyleng = yyless_macro_arg; \ + } \ + while ( 0 ) + +/* Accessor methods (get/set functions) to struct members. */ + +/* %if-c-only */ +/* %if-reentrant */ +/* %endif */ + +/** Get the current line number. + * + */ +int yyget_lineno (void) +{ + + return yylineno; +} + +/** Get the input stream. + * + */ +FILE *yyget_in (void) +{ + return yyin; +} + +/** Get the output stream. + * + */ +FILE *yyget_out (void) +{ + return yyout; +} + +/** Get the length of the current token. + * + */ +int yyget_leng (void) +{ + return yyleng; +} + +/** Get the current token. + * + */ + +char *yyget_text (void) +{ + return yytext; +} + +/* %if-reentrant */ +/* %endif */ + +/** Set the current line number. + * @param line_number + * + */ +void yyset_lineno (int line_number ) +{ + + yylineno = line_number; +} + +/** Set the input stream. This does not discard the current + * input buffer. + * @param in_str A readable stream. + * + * @see yy_switch_to_buffer + */ +void yyset_in (FILE * in_str ) +{ + yyin = in_str ; +} + +void yyset_out (FILE * out_str ) +{ + yyout = out_str ; +} + +int yyget_debug (void) +{ + return yy_flex_debug; +} + +void yyset_debug (int bdebug ) +{ + yy_flex_debug = bdebug ; +} + +/* %endif */ + +/* %if-reentrant */ +/* %if-bison-bridge */ +/* %endif */ +/* %endif if-c-only */ + +/* %if-c-only */ +static int yy_init_globals (void) +{ + /* Initialization is the same as for the non-reentrant scanner. + * This function is called from yylex_destroy(), so don't allocate here. + */ + + (yy_buffer_stack) = 0; + (yy_buffer_stack_top) = 0; + (yy_buffer_stack_max) = 0; + (yy_c_buf_p) = (char *) 0; + (yy_init) = 0; + (yy_start) = 0; + +/* Defined in main.c */ +#ifdef YY_STDINIT + yyin = stdin; + yyout = stdout; +#else + yyin = (FILE *) 0; + yyout = (FILE *) 0; +#endif + + /* For future reference: Set errno on error, since we are called by + * yylex_init() + */ + return 0; +} +/* %endif */ + +/* %if-c-only SNIP! this currently causes conflicts with the c++ scanner */ +/* yylex_destroy is for both reentrant and non-reentrant scanners. */ +int yylex_destroy (void) +{ + + /* Pop the buffer stack, destroying each element. */ + while(YY_CURRENT_BUFFER){ + yy_delete_buffer(YY_CURRENT_BUFFER ); + YY_CURRENT_BUFFER_LVALUE = NULL; + yypop_buffer_state(); + } + + /* Destroy the stack itself. */ + yyfree((yy_buffer_stack) ); + (yy_buffer_stack) = NULL; + + /* Reset the globals. This is important in a non-reentrant scanner so the next time + * yylex() is called, initialization will occur. */ + yy_init_globals( ); + +/* %if-reentrant */ +/* %endif */ + return 0; +} +/* %endif */ + +/* + * Internal utility routines. + */ + +#ifndef yytext_ptr +static void yy_flex_strncpy (char* s1, yyconst char * s2, int n ) +{ + register int i; + for ( i = 0; i < n; ++i ) + s1[i] = s2[i]; +} +#endif + +#ifdef YY_NEED_STRLEN +static int yy_flex_strlen (yyconst char * s ) +{ + register int n; + for ( n = 0; s[n]; ++n ) + ; + + return n; +} +#endif + +void *yyalloc (yy_size_t size ) +{ + return (void *) malloc( size ); +} + +void *yyrealloc (void * ptr, yy_size_t size ) +{ + /* The cast to (char *) in the following accommodates both + * implementations that use char* generic pointers, and those + * that use void* generic pointers. It works with the latter + * because both ANSI C and C++ allow castless assignment from + * any pointer type to void*, and deal with argument conversions + * as though doing an assignment. + */ + return (void *) realloc( (char *) ptr, size ); +} + +void yyfree (void * ptr ) +{ + free( (char *) ptr ); /* see yyrealloc() for (char *) cast */ +} + +/* %if-tables-serialization definitions */ +/* %define-yytables The name for this specific scanner's tables. */ +#define YYTABLES_NAME "yytables" +/* %endif */ + +/* %ok-for-header */ + +#line 97 "scripts/genksyms/lex.l" + + + +/* Bring in the keyword recognizer. */ + +#include "keywords.c" + + +/* Macros to append to our phrase collection list. */ + +#define _APP(T,L) do { \ + cur_node = next_node; \ + next_node = xmalloc(sizeof(*next_node)); \ + next_node->next = cur_node; \ + cur_node->string = memcpy(xmalloc(L+1), T, L+1); \ + cur_node->tag = SYM_NORMAL; \ + } while (0) + +#define APP _APP(yytext, yyleng) + + +/* The second stage lexer. Here we incorporate knowledge of the state + of the parser to tailor the tokens that are returned. */ + +int +yylex(void) +{ + static enum { + ST_NOTSTARTED, ST_NORMAL, ST_ATTRIBUTE, ST_ASM, ST_BRACKET, ST_BRACE, + ST_EXPRESSION, ST_TABLE_1, ST_TABLE_2, ST_TABLE_3, ST_TABLE_4, + ST_TABLE_5, ST_TABLE_6 + } lexstate = ST_NOTSTARTED; + + static int suppress_type_lookup, dont_want_brace_phrase; + static struct string_list *next_node; + + int token, count = 0; + struct string_list *cur_node; + + if (lexstate == ST_NOTSTARTED) + { + BEGIN(V2_TOKENS); + next_node = xmalloc(sizeof(*next_node)); + next_node->next = NULL; + lexstate = ST_NORMAL; + } + +repeat: + token = yylex1(); + + if (token == 0) + return 0; + else if (token == FILENAME) + { + char *file, *e; + + /* Save the filename and line number for later error messages. */ + + if (cur_filename) + free(cur_filename); + + file = strchr(yytext, '\"')+1; + e = strchr(file, '\"'); + *e = '\0'; + cur_filename = memcpy(xmalloc(e-file+1), file, e-file+1); + cur_line = atoi(yytext+2); + + goto repeat; + } + + switch (lexstate) + { + case ST_NORMAL: + switch (token) + { + case IDENT: + APP; + { + const struct resword *r = is_reserved_word(yytext, yyleng); + if (r) + { + switch (token = r->token) + { + case ATTRIBUTE_KEYW: + lexstate = ST_ATTRIBUTE; + count = 0; + goto repeat; + case ASM_KEYW: + lexstate = ST_ASM; + count = 0; + goto repeat; + + case STRUCT_KEYW: + case UNION_KEYW: + dont_want_brace_phrase = 3; + case ENUM_KEYW: + suppress_type_lookup = 2; + goto fini; + + case EXPORT_SYMBOL_KEYW: + goto fini; + } + } + if (!suppress_type_lookup) + { + struct symbol *sym = find_symbol(yytext, SYM_TYPEDEF); + if (sym && sym->type == SYM_TYPEDEF) + token = TYPE; + } + } + break; + + case '[': + APP; + lexstate = ST_BRACKET; + count = 1; + goto repeat; + + case '{': + APP; + if (dont_want_brace_phrase) + break; + lexstate = ST_BRACE; + count = 1; + goto repeat; + + case '=': case ':': + APP; + lexstate = ST_EXPRESSION; + break; + + case DOTS: + default: + APP; + break; + } + break; + + case ST_ATTRIBUTE: + APP; + switch (token) + { + case '(': + ++count; + goto repeat; + case ')': + if (--count == 0) + { + lexstate = ST_NORMAL; + token = ATTRIBUTE_PHRASE; + break; + } + goto repeat; + default: + goto repeat; + } + break; + + case ST_ASM: + APP; + switch (token) + { + case '(': + ++count; + goto repeat; + case ')': + if (--count == 0) + { + lexstate = ST_NORMAL; + token = ASM_PHRASE; + break; + } + goto repeat; + default: + goto repeat; + } + break; + + case ST_BRACKET: + APP; + switch (token) + { + case '[': + ++count; + goto repeat; + case ']': + if (--count == 0) + { + lexstate = ST_NORMAL; + token = BRACKET_PHRASE; + break; + } + goto repeat; + default: + goto repeat; + } + break; + + case ST_BRACE: + APP; + switch (token) + { + case '{': + ++count; + goto repeat; + case '}': + if (--count == 0) + { + lexstate = ST_NORMAL; + token = BRACE_PHRASE; + break; + } + goto repeat; + default: + goto repeat; + } + break; + + case ST_EXPRESSION: + switch (token) + { + case '(': case '[': case '{': + ++count; + APP; + goto repeat; + case ')': case ']': case '}': + --count; + APP; + goto repeat; + case ',': case ';': + if (count == 0) + { + /* Put back the token we just read so's we can find it again + after registering the expression. */ + unput(token); + + lexstate = ST_NORMAL; + token = EXPRESSION_PHRASE; + break; + } + APP; + goto repeat; + default: + APP; + goto repeat; + } + break; + + case ST_TABLE_1: + goto repeat; + + case ST_TABLE_2: + if (token == IDENT && yyleng == 1 && yytext[0] == 'X') + { + token = EXPORT_SYMBOL_KEYW; + lexstate = ST_TABLE_5; + APP; + break; + } + lexstate = ST_TABLE_6; + /* FALLTHRU */ + + case ST_TABLE_6: + switch (token) + { + case '{': case '[': case '(': + ++count; + break; + case '}': case ']': case ')': + --count; + break; + case ',': + if (count == 0) + lexstate = ST_TABLE_2; + break; + }; + goto repeat; + + case ST_TABLE_3: + goto repeat; + + case ST_TABLE_4: + if (token == ';') + lexstate = ST_NORMAL; + goto repeat; + + case ST_TABLE_5: + switch (token) + { + case ',': + token = ';'; + lexstate = ST_TABLE_2; + APP; + break; + default: + APP; + break; + } + break; + + default: + exit(1); + } +fini: + + if (suppress_type_lookup > 0) + --suppress_type_lookup; + if (dont_want_brace_phrase > 0) + --dont_want_brace_phrase; + + yylval = &next_node->next; + + return token; +} +/* A Bison parser, made by GNU Bison 2.3. */ + +/* Skeleton interface for Bison's Yacc-like parsers in C + + Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006 + Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. */ + +/* As a special exception, you may create a larger work that contains + part or all of the Bison parser skeleton and distribute that work + under terms of your choice, so long as that work isn't itself a + parser generator using the skeleton or a modified version thereof + as a parser skeleton. Alternatively, if you modify or redistribute + the parser skeleton itself, you may (at your option) remove this + special exception, which will cause the skeleton and the resulting + Bison output files to be licensed under the GNU General Public + License without this special exception. + + This special exception was added by the Free Software Foundation in + version 2.2 of Bison. */ + +/* Tokens. */ +#ifndef YYTOKENTYPE +# define YYTOKENTYPE + /* Put the tokens into the symbol table, so that GDB and other debuggers + know about them. */ + enum yytokentype { + ASM_KEYW = 258, + ATTRIBUTE_KEYW = 259, + AUTO_KEYW = 260, + BOOL_KEYW = 261, + CHAR_KEYW = 262, + CONST_KEYW = 263, + DOUBLE_KEYW = 264, + ENUM_KEYW = 265, + EXTERN_KEYW = 266, + EXTENSION_KEYW = 267, + FLOAT_KEYW = 268, + INLINE_KEYW = 269, + INT_KEYW = 270, + LONG_KEYW = 271, + REGISTER_KEYW = 272, + RESTRICT_KEYW = 273, + SHORT_KEYW = 274, + SIGNED_KEYW = 275, + STATIC_KEYW = 276, + STRUCT_KEYW = 277, + TYPEDEF_KEYW = 278, + UNION_KEYW = 279, + UNSIGNED_KEYW = 280, + VOID_KEYW = 281, + VOLATILE_KEYW = 282, + TYPEOF_KEYW = 283, + EXPORT_SYMBOL_KEYW = 284, + ASM_PHRASE = 285, + ATTRIBUTE_PHRASE = 286, + BRACE_PHRASE = 287, + BRACKET_PHRASE = 288, + EXPRESSION_PHRASE = 289, + CHAR = 290, + DOTS = 291, + IDENT = 292, + INT = 293, + REAL = 294, + STRING = 295, + TYPE = 296, + OTHER = 297, + FILENAME = 298 + }; +#endif +/* Tokens. */ +#define ASM_KEYW 258 +#define ATTRIBUTE_KEYW 259 +#define AUTO_KEYW 260 +#define BOOL_KEYW 261 +#define CHAR_KEYW 262 +#define CONST_KEYW 263 +#define DOUBLE_KEYW 264 +#define ENUM_KEYW 265 +#define EXTERN_KEYW 266 +#define EXTENSION_KEYW 267 +#define FLOAT_KEYW 268 +#define INLINE_KEYW 269 +#define INT_KEYW 270 +#define LONG_KEYW 271 +#define REGISTER_KEYW 272 +#define RESTRICT_KEYW 273 +#define SHORT_KEYW 274 +#define SIGNED_KEYW 275 +#define STATIC_KEYW 276 +#define STRUCT_KEYW 277 +#define TYPEDEF_KEYW 278 +#define UNION_KEYW 279 +#define UNSIGNED_KEYW 280 +#define VOID_KEYW 281 +#define VOLATILE_KEYW 282 +#define TYPEOF_KEYW 283 +#define EXPORT_SYMBOL_KEYW 284 +#define ASM_PHRASE 285 +#define ATTRIBUTE_PHRASE 286 +#define BRACE_PHRASE 287 +#define BRACKET_PHRASE 288 +#define EXPRESSION_PHRASE 289 +#define CHAR 290 +#define DOTS 291 +#define IDENT 292 +#define INT 293 +#define REAL 294 +#define STRING 295 +#define TYPE 296 +#define OTHER 297 +#define FILENAME 298 + + + + +#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED +typedef int YYSTYPE; +# define yystype YYSTYPE /* obsolescent; will be withdrawn */ +# define YYSTYPE_IS_DECLARED 1 +# define YYSTYPE_IS_TRIVIAL 1 +#endif + +extern YYSTYPE yylval; + + diff --git a/scripts/genksyms/lex.l b/scripts/genksyms/lex.l new file mode 100644 index 0000000..fe50ff9 --- /dev/null +++ b/scripts/genksyms/lex.l @@ -0,0 +1,409 @@ +/* Lexical analysis for genksyms. + Copyright 1996, 1997 Linux International. + + New implementation contributed by Richard Henderson <rth@tamu.edu> + Based on original work by Bjorn Ekwall <bj0rn@blox.se> + + Taken from Linux modutils 2.4.22. + + This program is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published by the + Free Software Foundation; either version 2 of the License, or (at your + option) any later version. + + This program is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software Foundation, + Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + + +%{ + +#include <limits.h> +#include <stdlib.h> +#include <string.h> +#include <ctype.h> + +#include "genksyms.h" +#include "parse.h" + +/* We've got a two-level lexer here. We let flex do basic tokenization + and then we categorize those basic tokens in the second stage. */ +#define YY_DECL static int yylex1(void) + +%} + +IDENT [A-Za-z_\$][A-Za-z0-9_\$]* + +O_INT 0[0-7]* +D_INT [1-9][0-9]* +X_INT 0[Xx][0-9A-Fa-f]+ +I_SUF [Uu]|[Ll]|[Uu][Ll]|[Ll][Uu] +INT ({O_INT}|{D_INT}|{X_INT}){I_SUF}? + +FRAC ([0-9]*\.[0-9]+)|([0-9]+\.) +EXP [Ee][+-]?[0-9]+ +F_SUF [FfLl] +REAL ({FRAC}{EXP}?{F_SUF}?)|([0-9]+{EXP}{F_SUF}?) + +STRING L?\"([^\\\"]*\\.)*[^\\\"]*\" +CHAR L?\'([^\\\']*\\.)*[^\\\']*\' + +MC_TOKEN ([~%^&*+=|<>/-]=)|(&&)|("||")|(->)|(<<)|(>>) + +/* Version 2 checksumming does proper tokenization; version 1 wasn't + quite so pedantic. */ +%s V2_TOKENS + +/* We don't do multiple input files. */ +%option noyywrap + +%option noinput + +%% + + + /* Keep track of our location in the original source files. */ +^#[ \t]+{INT}[ \t]+\"[^\"\n]+\".*\n return FILENAME; +^#.*\n cur_line++; +\n cur_line++; + + /* Ignore all other whitespace. */ +[ \t\f\v\r]+ ; + + +{STRING} return STRING; +{CHAR} return CHAR; +{IDENT} return IDENT; + + /* The Pedant requires that the other C multi-character tokens be + recognized as tokens. We don't actually use them since we don't + parse expressions, but we do want whitespace to be arranged + around them properly. */ +<V2_TOKENS>{MC_TOKEN} return OTHER; +<V2_TOKENS>{INT} return INT; +<V2_TOKENS>{REAL} return REAL; + +"..." return DOTS; + + /* All other tokens are single characters. */ +. return yytext[0]; + + +%% + +/* Bring in the keyword recognizer. */ + +#include "keywords.c" + + +/* Macros to append to our phrase collection list. */ + +#define _APP(T,L) do { \ + cur_node = next_node; \ + next_node = xmalloc(sizeof(*next_node)); \ + next_node->next = cur_node; \ + cur_node->string = memcpy(xmalloc(L+1), T, L+1); \ + cur_node->tag = SYM_NORMAL; \ + } while (0) + +#define APP _APP(yytext, yyleng) + + +/* The second stage lexer. Here we incorporate knowledge of the state + of the parser to tailor the tokens that are returned. */ + +int +yylex(void) +{ + static enum { + ST_NOTSTARTED, ST_NORMAL, ST_ATTRIBUTE, ST_ASM, ST_BRACKET, ST_BRACE, + ST_EXPRESSION, ST_TABLE_1, ST_TABLE_2, ST_TABLE_3, ST_TABLE_4, + ST_TABLE_5, ST_TABLE_6 + } lexstate = ST_NOTSTARTED; + + static int suppress_type_lookup, dont_want_brace_phrase; + static struct string_list *next_node; + + int token, count = 0; + struct string_list *cur_node; + + if (lexstate == ST_NOTSTARTED) + { + BEGIN(V2_TOKENS); + next_node = xmalloc(sizeof(*next_node)); + next_node->next = NULL; + lexstate = ST_NORMAL; + } + +repeat: + token = yylex1(); + + if (token == 0) + return 0; + else if (token == FILENAME) + { + char *file, *e; + + /* Save the filename and line number for later error messages. */ + + if (cur_filename) + free(cur_filename); + + file = strchr(yytext, '\"')+1; + e = strchr(file, '\"'); + *e = '\0'; + cur_filename = memcpy(xmalloc(e-file+1), file, e-file+1); + cur_line = atoi(yytext+2); + + goto repeat; + } + + switch (lexstate) + { + case ST_NORMAL: + switch (token) + { + case IDENT: + APP; + { + const struct resword *r = is_reserved_word(yytext, yyleng); + if (r) + { + switch (token = r->token) + { + case ATTRIBUTE_KEYW: + lexstate = ST_ATTRIBUTE; + count = 0; + goto repeat; + case ASM_KEYW: + lexstate = ST_ASM; + count = 0; + goto repeat; + + case STRUCT_KEYW: + case UNION_KEYW: + dont_want_brace_phrase = 3; + case ENUM_KEYW: + suppress_type_lookup = 2; + goto fini; + + case EXPORT_SYMBOL_KEYW: + goto fini; + } + } + if (!suppress_type_lookup) + { + struct symbol *sym = find_symbol(yytext, SYM_TYPEDEF); + if (sym && sym->type == SYM_TYPEDEF) + token = TYPE; + } + } + break; + + case '[': + APP; + lexstate = ST_BRACKET; + count = 1; + goto repeat; + + case '{': + APP; + if (dont_want_brace_phrase) + break; + lexstate = ST_BRACE; + count = 1; + goto repeat; + + case '=': case ':': + APP; + lexstate = ST_EXPRESSION; + break; + + case DOTS: + default: + APP; + break; + } + break; + + case ST_ATTRIBUTE: + APP; + switch (token) + { + case '(': + ++count; + goto repeat; + case ')': + if (--count == 0) + { + lexstate = ST_NORMAL; + token = ATTRIBUTE_PHRASE; + break; + } + goto repeat; + default: + goto repeat; + } + break; + + case ST_ASM: + APP; + switch (token) + { + case '(': + ++count; + goto repeat; + case ')': + if (--count == 0) + { + lexstate = ST_NORMAL; + token = ASM_PHRASE; + break; + } + goto repeat; + default: + goto repeat; + } + break; + + case ST_BRACKET: + APP; + switch (token) + { + case '[': + ++count; + goto repeat; + case ']': + if (--count == 0) + { + lexstate = ST_NORMAL; + token = BRACKET_PHRASE; + break; + } + goto repeat; + default: + goto repeat; + } + break; + + case ST_BRACE: + APP; + switch (token) + { + case '{': + ++count; + goto repeat; + case '}': + if (--count == 0) + { + lexstate = ST_NORMAL; + token = BRACE_PHRASE; + break; + } + goto repeat; + default: + goto repeat; + } + break; + + case ST_EXPRESSION: + switch (token) + { + case '(': case '[': case '{': + ++count; + APP; + goto repeat; + case ')': case ']': case '}': + --count; + APP; + goto repeat; + case ',': case ';': + if (count == 0) + { + /* Put back the token we just read so's we can find it again + after registering the expression. */ + unput(token); + + lexstate = ST_NORMAL; + token = EXPRESSION_PHRASE; + break; + } + APP; + goto repeat; + default: + APP; + goto repeat; + } + break; + + case ST_TABLE_1: + goto repeat; + + case ST_TABLE_2: + if (token == IDENT && yyleng == 1 && yytext[0] == 'X') + { + token = EXPORT_SYMBOL_KEYW; + lexstate = ST_TABLE_5; + APP; + break; + } + lexstate = ST_TABLE_6; + /* FALLTHRU */ + + case ST_TABLE_6: + switch (token) + { + case '{': case '[': case '(': + ++count; + break; + case '}': case ']': case ')': + --count; + break; + case ',': + if (count == 0) + lexstate = ST_TABLE_2; + break; + }; + goto repeat; + + case ST_TABLE_3: + goto repeat; + + case ST_TABLE_4: + if (token == ';') + lexstate = ST_NORMAL; + goto repeat; + + case ST_TABLE_5: + switch (token) + { + case ',': + token = ';'; + lexstate = ST_TABLE_2; + APP; + break; + default: + APP; + break; + } + break; + + default: + exit(1); + } +fini: + + if (suppress_type_lookup > 0) + --suppress_type_lookup; + if (dont_want_brace_phrase > 0) + --dont_want_brace_phrase; + + yylval = &next_node->next; + + return token; +} diff --git a/scripts/genksyms/parse.c_shipped b/scripts/genksyms/parse.c_shipped new file mode 100644 index 0000000..eaee44e --- /dev/null +++ b/scripts/genksyms/parse.c_shipped @@ -0,0 +1,2353 @@ +/* A Bison parser, made by GNU Bison 2.3. */ + +/* Skeleton implementation for Bison's Yacc-like parsers in C + + Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006 + Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. */ + +/* As a special exception, you may create a larger work that contains + part or all of the Bison parser skeleton and distribute that work + under terms of your choice, so long as that work isn't itself a + parser generator using the skeleton or a modified version thereof + as a parser skeleton. Alternatively, if you modify or redistribute + the parser skeleton itself, you may (at your option) remove this + special exception, which will cause the skeleton and the resulting + Bison output files to be licensed under the GNU General Public + License without this special exception. + + This special exception was added by the Free Software Foundation in + version 2.2 of Bison. */ + +/* C LALR(1) parser skeleton written by Richard Stallman, by + simplifying the original so-called "semantic" parser. */ + +/* All symbols defined below should begin with yy or YY, to avoid + infringing on user name space. This should be done even for local + variables, as they might otherwise be expanded by user macros. + There are some unavoidable exceptions within include files to + define necessary library symbols; they are noted "INFRINGES ON + USER NAME SPACE" below. */ + +/* Identify Bison output. */ +#define YYBISON 1 + +/* Bison version. */ +#define YYBISON_VERSION "2.3" + +/* Skeleton name. */ +#define YYSKELETON_NAME "yacc.c" + +/* Pure parsers. */ +#define YYPURE 0 + +/* Using locations. */ +#define YYLSP_NEEDED 0 + + + +/* Tokens. */ +#ifndef YYTOKENTYPE +# define YYTOKENTYPE + /* Put the tokens into the symbol table, so that GDB and other debuggers + know about them. */ + enum yytokentype { + ASM_KEYW = 258, + ATTRIBUTE_KEYW = 259, + AUTO_KEYW = 260, + BOOL_KEYW = 261, + CHAR_KEYW = 262, + CONST_KEYW = 263, + DOUBLE_KEYW = 264, + ENUM_KEYW = 265, + EXTERN_KEYW = 266, + EXTENSION_KEYW = 267, + FLOAT_KEYW = 268, + INLINE_KEYW = 269, + INT_KEYW = 270, + LONG_KEYW = 271, + REGISTER_KEYW = 272, + RESTRICT_KEYW = 273, + SHORT_KEYW = 274, + SIGNED_KEYW = 275, + STATIC_KEYW = 276, + STRUCT_KEYW = 277, + TYPEDEF_KEYW = 278, + UNION_KEYW = 279, + UNSIGNED_KEYW = 280, + VOID_KEYW = 281, + VOLATILE_KEYW = 282, + TYPEOF_KEYW = 283, + EXPORT_SYMBOL_KEYW = 284, + ASM_PHRASE = 285, + ATTRIBUTE_PHRASE = 286, + BRACE_PHRASE = 287, + BRACKET_PHRASE = 288, + EXPRESSION_PHRASE = 289, + CHAR = 290, + DOTS = 291, + IDENT = 292, + INT = 293, + REAL = 294, + STRING = 295, + TYPE = 296, + OTHER = 297, + FILENAME = 298 + }; +#endif +/* Tokens. */ +#define ASM_KEYW 258 +#define ATTRIBUTE_KEYW 259 +#define AUTO_KEYW 260 +#define BOOL_KEYW 261 +#define CHAR_KEYW 262 +#define CONST_KEYW 263 +#define DOUBLE_KEYW 264 +#define ENUM_KEYW 265 +#define EXTERN_KEYW 266 +#define EXTENSION_KEYW 267 +#define FLOAT_KEYW 268 +#define INLINE_KEYW 269 +#define INT_KEYW 270 +#define LONG_KEYW 271 +#define REGISTER_KEYW 272 +#define RESTRICT_KEYW 273 +#define SHORT_KEYW 274 +#define SIGNED_KEYW 275 +#define STATIC_KEYW 276 +#define STRUCT_KEYW 277 +#define TYPEDEF_KEYW 278 +#define UNION_KEYW 279 +#define UNSIGNED_KEYW 280 +#define VOID_KEYW 281 +#define VOLATILE_KEYW 282 +#define TYPEOF_KEYW 283 +#define EXPORT_SYMBOL_KEYW 284 +#define ASM_PHRASE 285 +#define ATTRIBUTE_PHRASE 286 +#define BRACE_PHRASE 287 +#define BRACKET_PHRASE 288 +#define EXPRESSION_PHRASE 289 +#define CHAR 290 +#define DOTS 291 +#define IDENT 292 +#define INT 293 +#define REAL 294 +#define STRING 295 +#define TYPE 296 +#define OTHER 297 +#define FILENAME 298 + + + + +/* Copy the first part of user declarations. */ +#line 24 "scripts/genksyms/parse.y" + + +#include <assert.h> +#include <malloc.h> +#include "genksyms.h" + +static int is_typedef; +static int is_extern; +static char *current_name; +static struct string_list *decl_spec; + +static void yyerror(const char *); + +static inline void +remove_node(struct string_list **p) +{ + struct string_list *node = *p; + *p = node->next; + free_node(node); +} + +static inline void +remove_list(struct string_list **pb, struct string_list **pe) +{ + struct string_list *b = *pb, *e = *pe; + *pb = e; + free_list(b, e); +} + + + +/* Enabling traces. */ +#ifndef YYDEBUG +# define YYDEBUG 1 +#endif + +/* Enabling verbose error messages. */ +#ifdef YYERROR_VERBOSE +# undef YYERROR_VERBOSE +# define YYERROR_VERBOSE 1 +#else +# define YYERROR_VERBOSE 0 +#endif + +/* Enabling the token table. */ +#ifndef YYTOKEN_TABLE +# define YYTOKEN_TABLE 0 +#endif + +#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED +typedef int YYSTYPE; +# define yystype YYSTYPE /* obsolescent; will be withdrawn */ +# define YYSTYPE_IS_DECLARED 1 +# define YYSTYPE_IS_TRIVIAL 1 +#endif + + + +/* Copy the second part of user declarations. */ + + +/* Line 216 of yacc.c. */ +#line 223 "scripts/genksyms/parse.c" + +#ifdef short +# undef short +#endif + +#ifdef YYTYPE_UINT8 +typedef YYTYPE_UINT8 yytype_uint8; +#else +typedef unsigned char yytype_uint8; +#endif + +#ifdef YYTYPE_INT8 +typedef YYTYPE_INT8 yytype_int8; +#elif (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +typedef signed char yytype_int8; +#else +typedef short int yytype_int8; +#endif + +#ifdef YYTYPE_UINT16 +typedef YYTYPE_UINT16 yytype_uint16; +#else +typedef unsigned short int yytype_uint16; +#endif + +#ifdef YYTYPE_INT16 +typedef YYTYPE_INT16 yytype_int16; +#else +typedef short int yytype_int16; +#endif + +#ifndef YYSIZE_T +# ifdef __SIZE_TYPE__ +# define YYSIZE_T __SIZE_TYPE__ +# elif defined size_t +# define YYSIZE_T size_t +# elif ! defined YYSIZE_T && (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +# include <stddef.h> /* INFRINGES ON USER NAME SPACE */ +# define YYSIZE_T size_t +# else +# define YYSIZE_T unsigned int +# endif +#endif + +#define YYSIZE_MAXIMUM ((YYSIZE_T) -1) + +#ifndef YY_ +# if YYENABLE_NLS +# if ENABLE_NLS +# include <libintl.h> /* INFRINGES ON USER NAME SPACE */ +# define YY_(msgid) dgettext ("bison-runtime", msgid) +# endif +# endif +# ifndef YY_ +# define YY_(msgid) msgid +# endif +#endif + +/* Suppress unused-variable warnings by "using" E. */ +#if ! defined lint || defined __GNUC__ +# define YYUSE(e) ((void) (e)) +#else +# define YYUSE(e) /* empty */ +#endif + +/* Identity function, used to suppress warnings about constant conditions. */ +#ifndef lint +# define YYID(n) (n) +#else +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +static int +YYID (int i) +#else +static int +YYID (i) + int i; +#endif +{ + return i; +} +#endif + +#if ! defined yyoverflow || YYERROR_VERBOSE + +/* The parser invokes alloca or malloc; define the necessary symbols. */ + +# ifdef YYSTACK_USE_ALLOCA +# if YYSTACK_USE_ALLOCA +# ifdef __GNUC__ +# define YYSTACK_ALLOC __builtin_alloca +# elif defined __BUILTIN_VA_ARG_INCR +# include <alloca.h> /* INFRINGES ON USER NAME SPACE */ +# elif defined _AIX +# define YYSTACK_ALLOC __alloca +# elif defined _MSC_VER +# include <malloc.h> /* INFRINGES ON USER NAME SPACE */ +# define alloca _alloca +# else +# define YYSTACK_ALLOC alloca +# if ! defined _ALLOCA_H && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +# include <stdlib.h> /* INFRINGES ON USER NAME SPACE */ +# ifndef _STDLIB_H +# define _STDLIB_H 1 +# endif +# endif +# endif +# endif +# endif + +# ifdef YYSTACK_ALLOC + /* Pacify GCC's `empty if-body' warning. */ +# define YYSTACK_FREE(Ptr) do { /* empty */; } while (YYID (0)) +# ifndef YYSTACK_ALLOC_MAXIMUM + /* The OS might guarantee only one guard page at the bottom of the stack, + and a page size can be as small as 4096 bytes. So we cannot safely + invoke alloca (N) if N exceeds 4096. Use a slightly smaller number + to allow for a few compiler-allocated temporary stack slots. */ +# define YYSTACK_ALLOC_MAXIMUM 4032 /* reasonable circa 2006 */ +# endif +# else +# define YYSTACK_ALLOC YYMALLOC +# define YYSTACK_FREE YYFREE +# ifndef YYSTACK_ALLOC_MAXIMUM +# define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM +# endif +# if (defined __cplusplus && ! defined _STDLIB_H \ + && ! ((defined YYMALLOC || defined malloc) \ + && (defined YYFREE || defined free))) +# include <stdlib.h> /* INFRINGES ON USER NAME SPACE */ +# ifndef _STDLIB_H +# define _STDLIB_H 1 +# endif +# endif +# ifndef YYMALLOC +# define YYMALLOC malloc +# if ! defined malloc && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */ +# endif +# endif +# ifndef YYFREE +# define YYFREE free +# if ! defined free && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +void free (void *); /* INFRINGES ON USER NAME SPACE */ +# endif +# endif +# endif +#endif /* ! defined yyoverflow || YYERROR_VERBOSE */ + + +#if (! defined yyoverflow \ + && (! defined __cplusplus \ + || (defined YYSTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL))) + +/* A type that is properly aligned for any stack member. */ +union yyalloc +{ + yytype_int16 yyss; + YYSTYPE yyvs; + }; + +/* The size of the maximum gap between one aligned stack and the next. */ +# define YYSTACK_GAP_MAXIMUM (sizeof (union yyalloc) - 1) + +/* The size of an array large to enough to hold all stacks, each with + N elements. */ +# define YYSTACK_BYTES(N) \ + ((N) * (sizeof (yytype_int16) + sizeof (YYSTYPE)) \ + + YYSTACK_GAP_MAXIMUM) + +/* Copy COUNT objects from FROM to TO. The source and destination do + not overlap. */ +# ifndef YYCOPY +# if defined __GNUC__ && 1 < __GNUC__ +# define YYCOPY(To, From, Count) \ + __builtin_memcpy (To, From, (Count) * sizeof (*(From))) +# else +# define YYCOPY(To, From, Count) \ + do \ + { \ + YYSIZE_T yyi; \ + for (yyi = 0; yyi < (Count); yyi++) \ + (To)[yyi] = (From)[yyi]; \ + } \ + while (YYID (0)) +# endif +# endif + +/* Relocate STACK from its old location to the new one. The + local variables YYSIZE and YYSTACKSIZE give the old and new number of + elements in the stack, and YYPTR gives the new location of the + stack. Advance YYPTR to a properly aligned location for the next + stack. */ +# define YYSTACK_RELOCATE(Stack) \ + do \ + { \ + YYSIZE_T yynewbytes; \ + YYCOPY (&yyptr->Stack, Stack, yysize); \ + Stack = &yyptr->Stack; \ + yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \ + yyptr += yynewbytes / sizeof (*yyptr); \ + } \ + while (YYID (0)) + +#endif + +/* YYFINAL -- State number of the termination state. */ +#define YYFINAL 4 +/* YYLAST -- Last index in YYTABLE. */ +#define YYLAST 523 + +/* YYNTOKENS -- Number of terminals. */ +#define YYNTOKENS 53 +/* YYNNTS -- Number of nonterminals. */ +#define YYNNTS 46 +/* YYNRULES -- Number of rules. */ +#define YYNRULES 126 +/* YYNRULES -- Number of states. */ +#define YYNSTATES 178 + +/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX. */ +#define YYUNDEFTOK 2 +#define YYMAXUTOK 298 + +#define YYTRANSLATE(YYX) \ + ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK) + +/* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX. */ +static const yytype_uint8 yytranslate[] = +{ + 0, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 47, 49, 48, 2, 46, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 52, 44, + 2, 50, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 51, 2, 45, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 1, 2, 3, 4, + 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, + 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, + 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, + 35, 36, 37, 38, 39, 40, 41, 42, 43 +}; + +#if YYDEBUG +/* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in + YYRHS. */ +static const yytype_uint16 yyprhs[] = +{ + 0, 0, 3, 5, 8, 9, 12, 13, 18, 19, + 23, 25, 27, 29, 31, 34, 37, 41, 42, 44, + 46, 50, 55, 56, 58, 60, 63, 65, 67, 69, + 71, 73, 75, 77, 79, 81, 87, 92, 95, 98, + 101, 105, 109, 113, 116, 119, 122, 124, 126, 128, + 130, 132, 134, 136, 138, 140, 142, 144, 147, 148, + 150, 152, 155, 157, 159, 161, 163, 166, 168, 170, + 175, 180, 183, 187, 191, 194, 196, 198, 200, 205, + 210, 213, 217, 221, 224, 226, 230, 231, 233, 235, + 239, 242, 245, 247, 248, 250, 252, 257, 262, 265, + 269, 273, 277, 278, 280, 283, 287, 291, 292, 294, + 296, 299, 303, 306, 307, 309, 311, 315, 318, 321, + 323, 326, 327, 330, 333, 334, 336 +}; + +/* YYRHS -- A `-1'-separated list of the rules' RHS. */ +static const yytype_int8 yyrhs[] = +{ + 54, 0, -1, 55, -1, 54, 55, -1, -1, 56, + 57, -1, -1, 12, 23, 58, 60, -1, -1, 23, + 59, 60, -1, 60, -1, 84, -1, 96, -1, 98, + -1, 1, 44, -1, 1, 45, -1, 64, 61, 44, + -1, -1, 62, -1, 63, -1, 62, 46, 63, -1, + 74, 97, 95, 85, -1, -1, 65, -1, 66, -1, + 65, 66, -1, 67, -1, 68, -1, 5, -1, 17, + -1, 21, -1, 11, -1, 14, -1, 69, -1, 73, + -1, 28, 47, 65, 48, 49, -1, 28, 47, 65, + 49, -1, 22, 37, -1, 24, 37, -1, 10, 37, + -1, 22, 37, 87, -1, 24, 37, 87, -1, 10, + 37, 32, -1, 10, 32, -1, 22, 87, -1, 24, + 87, -1, 7, -1, 19, -1, 15, -1, 16, -1, + 20, -1, 25, -1, 13, -1, 9, -1, 26, -1, + 6, -1, 41, -1, 48, 71, -1, -1, 72, -1, + 73, -1, 72, 73, -1, 8, -1, 27, -1, 31, + -1, 18, -1, 70, 74, -1, 75, -1, 37, -1, + 75, 47, 78, 49, -1, 75, 47, 1, 49, -1, + 75, 33, -1, 47, 74, 49, -1, 47, 1, 49, + -1, 70, 76, -1, 77, -1, 37, -1, 41, -1, + 77, 47, 78, 49, -1, 77, 47, 1, 49, -1, + 77, 33, -1, 47, 76, 49, -1, 47, 1, 49, + -1, 79, 36, -1, 79, -1, 80, 46, 36, -1, + -1, 80, -1, 81, -1, 80, 46, 81, -1, 65, + 82, -1, 70, 82, -1, 83, -1, -1, 37, -1, + 41, -1, 83, 47, 78, 49, -1, 83, 47, 1, + 49, -1, 83, 33, -1, 47, 82, 49, -1, 47, + 1, 49, -1, 64, 74, 32, -1, -1, 86, -1, + 50, 34, -1, 51, 88, 45, -1, 51, 1, 45, + -1, -1, 89, -1, 90, -1, 89, 90, -1, 64, + 91, 44, -1, 1, 44, -1, -1, 92, -1, 93, + -1, 92, 46, 93, -1, 76, 95, -1, 37, 94, + -1, 94, -1, 52, 34, -1, -1, 95, 31, -1, + 30, 44, -1, -1, 30, -1, 29, 47, 37, 49, + 44, -1 +}; + +/* YYRLINE[YYN] -- source line where rule number YYN was defined. */ +static const yytype_uint16 yyrline[] = +{ + 0, 103, 103, 104, 108, 108, 114, 114, 116, 116, + 118, 119, 120, 121, 122, 123, 127, 141, 142, 146, + 154, 167, 173, 174, 178, 179, 183, 189, 193, 194, + 195, 196, 197, 201, 202, 203, 204, 208, 210, 212, + 216, 223, 230, 239, 240, 241, 245, 246, 247, 248, + 249, 250, 251, 252, 253, 254, 255, 259, 264, 265, + 269, 270, 274, 274, 274, 275, 283, 284, 288, 297, + 299, 301, 303, 305, 312, 313, 317, 318, 319, 321, + 323, 325, 327, 332, 333, 334, 338, 339, 343, 344, + 349, 354, 356, 360, 361, 369, 373, 375, 377, 379, + 381, 386, 395, 396, 401, 406, 407, 411, 412, 416, + 417, 421, 423, 428, 429, 433, 434, 438, 439, 440, + 444, 448, 449, 453, 457, 458, 462 +}; +#endif + +#if YYDEBUG || YYERROR_VERBOSE || YYTOKEN_TABLE +/* YYTNAME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM. + First, the terminals, then, starting at YYNTOKENS, nonterminals. */ +static const char *const yytname[] = +{ + "$end", "error", "$undefined", "ASM_KEYW", "ATTRIBUTE_KEYW", + "AUTO_KEYW", "BOOL_KEYW", "CHAR_KEYW", "CONST_KEYW", "DOUBLE_KEYW", + "ENUM_KEYW", "EXTERN_KEYW", "EXTENSION_KEYW", "FLOAT_KEYW", + "INLINE_KEYW", "INT_KEYW", "LONG_KEYW", "REGISTER_KEYW", "RESTRICT_KEYW", + "SHORT_KEYW", "SIGNED_KEYW", "STATIC_KEYW", "STRUCT_KEYW", + "TYPEDEF_KEYW", "UNION_KEYW", "UNSIGNED_KEYW", "VOID_KEYW", + "VOLATILE_KEYW", "TYPEOF_KEYW", "EXPORT_SYMBOL_KEYW", "ASM_PHRASE", + "ATTRIBUTE_PHRASE", "BRACE_PHRASE", "BRACKET_PHRASE", + "EXPRESSION_PHRASE", "CHAR", "DOTS", "IDENT", "INT", "REAL", "STRING", + "TYPE", "OTHER", "FILENAME", "';'", "'}'", "','", "'('", "'*'", "')'", + "'='", "'{'", "':'", "$accept", "declaration_seq", "declaration", "@1", + "declaration1", "@2", "@3", "simple_declaration", + "init_declarator_list_opt", "init_declarator_list", "init_declarator", + "decl_specifier_seq_opt", "decl_specifier_seq", "decl_specifier", + "storage_class_specifier", "type_specifier", "simple_type_specifier", + "ptr_operator", "cvar_qualifier_seq_opt", "cvar_qualifier_seq", + "cvar_qualifier", "declarator", "direct_declarator", "nested_declarator", + "direct_nested_declarator", "parameter_declaration_clause", + "parameter_declaration_list_opt", "parameter_declaration_list", + "parameter_declaration", "m_abstract_declarator", + "direct_m_abstract_declarator", "function_definition", "initializer_opt", + "initializer", "class_body", "member_specification_opt", + "member_specification", "member_declaration", + "member_declarator_list_opt", "member_declarator_list", + "member_declarator", "member_bitfield_declarator", "attribute_opt", + "asm_definition", "asm_phrase_opt", "export_definition", 0 +}; +#endif + +# ifdef YYPRINT +/* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to + token YYLEX-NUM. */ +static const yytype_uint16 yytoknum[] = +{ + 0, 256, 257, 258, 259, 260, 261, 262, 263, 264, + 265, 266, 267, 268, 269, 270, 271, 272, 273, 274, + 275, 276, 277, 278, 279, 280, 281, 282, 283, 284, + 285, 286, 287, 288, 289, 290, 291, 292, 293, 294, + 295, 296, 297, 298, 59, 125, 44, 40, 42, 41, + 61, 123, 58 +}; +# endif + +/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */ +static const yytype_uint8 yyr1[] = +{ + 0, 53, 54, 54, 56, 55, 58, 57, 59, 57, + 57, 57, 57, 57, 57, 57, 60, 61, 61, 62, + 62, 63, 64, 64, 65, 65, 66, 66, 67, 67, + 67, 67, 67, 68, 68, 68, 68, 68, 68, 68, + 68, 68, 68, 68, 68, 68, 69, 69, 69, 69, + 69, 69, 69, 69, 69, 69, 69, 70, 71, 71, + 72, 72, 73, 73, 73, 73, 74, 74, 75, 75, + 75, 75, 75, 75, 76, 76, 77, 77, 77, 77, + 77, 77, 77, 78, 78, 78, 79, 79, 80, 80, + 81, 82, 82, 83, 83, 83, 83, 83, 83, 83, + 83, 84, 85, 85, 86, 87, 87, 88, 88, 89, + 89, 90, 90, 91, 91, 92, 92, 93, 93, 93, + 94, 95, 95, 96, 97, 97, 98 +}; + +/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */ +static const yytype_uint8 yyr2[] = +{ + 0, 2, 1, 2, 0, 2, 0, 4, 0, 3, + 1, 1, 1, 1, 2, 2, 3, 0, 1, 1, + 3, 4, 0, 1, 1, 2, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 5, 4, 2, 2, 2, + 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 2, 0, 1, + 1, 2, 1, 1, 1, 1, 2, 1, 1, 4, + 4, 2, 3, 3, 2, 1, 1, 1, 4, 4, + 2, 3, 3, 2, 1, 3, 0, 1, 1, 3, + 2, 2, 1, 0, 1, 1, 4, 4, 2, 3, + 3, 3, 0, 1, 2, 3, 3, 0, 1, 1, + 2, 3, 2, 0, 1, 1, 3, 2, 2, 1, + 2, 0, 2, 2, 0, 1, 5 +}; + +/* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state + STATE-NUM when YYTABLE doesn't specify something else to do. Zero + means the default is an error. */ +static const yytype_uint8 yydefact[] = +{ + 4, 4, 2, 0, 1, 3, 0, 28, 55, 46, + 62, 53, 0, 31, 0, 52, 32, 48, 49, 29, + 65, 47, 50, 30, 0, 8, 0, 51, 54, 63, + 0, 0, 0, 64, 56, 5, 10, 17, 23, 24, + 26, 27, 33, 34, 11, 12, 13, 14, 15, 43, + 39, 6, 37, 0, 44, 22, 38, 45, 0, 0, + 123, 68, 0, 58, 0, 18, 19, 0, 124, 67, + 25, 42, 22, 40, 0, 113, 0, 0, 109, 9, + 17, 41, 0, 0, 0, 0, 57, 59, 60, 16, + 0, 66, 125, 101, 121, 71, 0, 7, 112, 106, + 76, 77, 0, 0, 0, 121, 75, 0, 114, 115, + 119, 105, 0, 110, 124, 0, 36, 0, 73, 72, + 61, 20, 102, 0, 93, 0, 84, 87, 88, 118, + 0, 76, 0, 120, 74, 117, 80, 0, 111, 0, + 35, 126, 122, 0, 21, 103, 70, 94, 56, 0, + 93, 90, 92, 69, 83, 0, 82, 81, 0, 0, + 116, 104, 0, 95, 0, 91, 98, 0, 85, 89, + 79, 78, 100, 99, 0, 0, 97, 96 +}; + +/* YYDEFGOTO[NTERM-NUM]. */ +static const yytype_int16 yydefgoto[] = +{ + -1, 1, 2, 3, 35, 72, 55, 36, 64, 65, + 66, 75, 38, 39, 40, 41, 42, 67, 86, 87, + 43, 114, 69, 105, 106, 125, 126, 127, 128, 151, + 152, 44, 144, 145, 54, 76, 77, 78, 107, 108, + 109, 110, 122, 45, 94, 46 +}; + +/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing + STATE-NUM. */ +#define YYPACT_NINF -134 +static const yytype_int16 yypact[] = +{ + -134, 16, -134, 312, -134, -134, 20, -134, -134, -134, + -134, -134, -18, -134, -3, -134, -134, -134, -134, -134, + -134, -134, -134, -134, -26, -134, -25, -134, -134, -134, + -7, 5, 27, -134, -134, -134, -134, 46, 482, -134, + -134, -134, -134, -134, -134, -134, -134, -134, -134, -134, + -8, -134, 30, 97, -134, 482, 30, -134, 482, 7, + -134, -134, 12, 10, 42, 55, -134, 46, -15, 15, + -134, -134, 482, -134, 25, 26, 47, 145, -134, -134, + 46, -134, 356, 39, 71, 77, -134, 10, -134, -134, + 46, -134, -134, -134, -134, -134, 193, -134, -134, -134, + 75, -134, 6, 95, 43, -134, 28, 86, 85, -134, + -134, -134, 88, -134, 103, 87, -134, 91, -134, -134, + -134, -134, -23, 90, 401, 94, 101, 102, -134, -134, + 98, -134, 108, -134, -134, 109, -134, 230, -134, 26, + -134, -134, -134, 134, -134, -134, -134, -134, -134, 9, + 48, -134, 35, -134, -134, 445, -134, -134, 125, 126, + -134, -134, 128, -134, 129, -134, -134, 267, -134, -134, + -134, -134, -134, -134, 130, 131, -134, -134 +}; + +/* YYPGOTO[NTERM-NUM]. */ +static const yytype_int16 yypgoto[] = +{ + -134, -134, 180, -134, -134, -134, -134, -33, -134, -134, + 93, 0, -58, -37, -134, -134, -134, -73, -134, -134, + -54, -32, -134, -81, -134, -133, -134, -134, 29, -50, + -134, -134, -134, -134, -20, -134, -134, 110, -134, -134, + 49, 96, 80, -134, -134, -134 +}; + +/* YYTABLE[YYPACT[STATE-NUM]]. What to do in state STATE-NUM. If + positive, shift that token. If negative, reduce the rule which + number is the opposite. If zero, do what YYDEFACT says. + If YYTABLE_NINF, syntax error. */ +#define YYTABLE_NINF -109 +static const yytype_int16 yytable[] = +{ + 82, 70, 104, 37, 159, 68, 57, 130, 142, 88, + 162, 52, 56, 84, 49, 92, 4, 93, 10, 50, + 51, 132, 79, 134, 71, 53, 53, 143, 20, 104, + 85, 104, 73, 120, 175, 91, 81, 29, 124, 97, + 58, 33, -93, 131, 83, 70, 147, 101, 95, 61, + 163, 150, 59, 102, 63, 80, 149, 63, -93, 62, + 63, 136, 96, 100, 47, 48, 104, 101, 166, 98, + 99, 60, 80, 102, 63, 137, 150, 150, 103, 124, + 131, 53, 167, 61, 101, 147, 89, 70, 117, 163, + 102, 63, 111, 62, 63, 149, 63, 124, 74, 164, + 165, 90, 7, 8, 9, 10, 11, 12, 13, 124, + 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, + 118, 26, 27, 28, 29, 30, 119, 103, 33, 133, + 138, 139, 98, 92, -22, 141, 140, 154, 34, 146, + 142, -22, -107, 153, -22, -22, 112, 156, 155, -22, + 7, 8, 9, 10, 11, 12, 13, 157, 15, 16, + 17, 18, 19, 20, 21, 22, 23, 24, 161, 26, + 27, 28, 29, 30, 170, 171, 33, 172, 173, 176, + 177, 5, -22, 121, 169, 135, 34, 113, 160, -22, + -108, 0, -22, -22, 123, 0, 129, -22, 7, 8, + 9, 10, 11, 12, 13, 0, 15, 16, 17, 18, + 19, 20, 21, 22, 23, 24, 0, 26, 27, 28, + 29, 30, 0, 0, 33, 0, 0, 0, 0, -86, + 0, 158, 0, 0, 34, 7, 8, 9, 10, 11, + 12, 13, -86, 15, 16, 17, 18, 19, 20, 21, + 22, 23, 24, 0, 26, 27, 28, 29, 30, 0, + 0, 33, 0, 0, 0, 0, -86, 0, 174, 0, + 0, 34, 7, 8, 9, 10, 11, 12, 13, -86, + 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, + 0, 26, 27, 28, 29, 30, 0, 0, 33, 0, + 0, 0, 0, -86, 0, 0, 0, 0, 34, 0, + 0, 0, 0, 6, 0, 0, -86, 7, 8, 9, + 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, + 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, + 30, 31, 32, 33, 0, 0, 0, 0, 0, -22, + 0, 0, 0, 34, 0, 0, -22, 0, 0, -22, + -22, 7, 8, 9, 10, 11, 12, 13, 0, 15, + 16, 17, 18, 19, 20, 21, 22, 23, 24, 0, + 26, 27, 28, 29, 30, 0, 0, 33, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 34, 0, 0, + 0, 0, 0, 0, 115, 116, 7, 8, 9, 10, + 11, 12, 13, 0, 15, 16, 17, 18, 19, 20, + 21, 22, 23, 24, 0, 26, 27, 28, 29, 30, + 0, 0, 33, 0, 0, 0, 0, 0, 147, 0, + 0, 0, 148, 0, 0, 0, 0, 0, 149, 63, + 7, 8, 9, 10, 11, 12, 13, 0, 15, 16, + 17, 18, 19, 20, 21, 22, 23, 24, 0, 26, + 27, 28, 29, 30, 0, 0, 33, 0, 0, 0, + 0, 168, 0, 0, 0, 0, 34, 7, 8, 9, + 10, 11, 12, 13, 0, 15, 16, 17, 18, 19, + 20, 21, 22, 23, 24, 0, 26, 27, 28, 29, + 30, 0, 0, 33, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 34 +}; + +static const yytype_int16 yycheck[] = +{ + 58, 38, 75, 3, 137, 37, 26, 1, 31, 63, + 1, 37, 37, 1, 32, 30, 0, 32, 8, 37, + 23, 102, 55, 104, 32, 51, 51, 50, 18, 102, + 62, 104, 52, 87, 167, 67, 56, 27, 96, 72, + 47, 31, 33, 37, 37, 82, 37, 41, 33, 37, + 41, 124, 47, 47, 48, 55, 47, 48, 49, 47, + 48, 33, 47, 37, 44, 45, 139, 41, 33, 44, + 45, 44, 72, 47, 48, 47, 149, 150, 52, 137, + 37, 51, 47, 37, 41, 37, 44, 124, 49, 41, + 47, 48, 45, 47, 48, 47, 48, 155, 1, 149, + 150, 46, 5, 6, 7, 8, 9, 10, 11, 167, + 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, + 49, 24, 25, 26, 27, 28, 49, 52, 31, 34, + 44, 46, 44, 30, 37, 44, 49, 36, 41, 49, + 31, 44, 45, 49, 47, 48, 1, 49, 46, 52, + 5, 6, 7, 8, 9, 10, 11, 49, 13, 14, + 15, 16, 17, 18, 19, 20, 21, 22, 34, 24, + 25, 26, 27, 28, 49, 49, 31, 49, 49, 49, + 49, 1, 37, 90, 155, 105, 41, 77, 139, 44, + 45, -1, 47, 48, 1, -1, 100, 52, 5, 6, + 7, 8, 9, 10, 11, -1, 13, 14, 15, 16, + 17, 18, 19, 20, 21, 22, -1, 24, 25, 26, + 27, 28, -1, -1, 31, -1, -1, -1, -1, 36, + -1, 1, -1, -1, 41, 5, 6, 7, 8, 9, + 10, 11, 49, 13, 14, 15, 16, 17, 18, 19, + 20, 21, 22, -1, 24, 25, 26, 27, 28, -1, + -1, 31, -1, -1, -1, -1, 36, -1, 1, -1, + -1, 41, 5, 6, 7, 8, 9, 10, 11, 49, + 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, + -1, 24, 25, 26, 27, 28, -1, -1, 31, -1, + -1, -1, -1, 36, -1, -1, -1, -1, 41, -1, + -1, -1, -1, 1, -1, -1, 49, 5, 6, 7, + 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, + 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, + 28, 29, 30, 31, -1, -1, -1, -1, -1, 37, + -1, -1, -1, 41, -1, -1, 44, -1, -1, 47, + 48, 5, 6, 7, 8, 9, 10, 11, -1, 13, + 14, 15, 16, 17, 18, 19, 20, 21, 22, -1, + 24, 25, 26, 27, 28, -1, -1, 31, -1, -1, + -1, -1, -1, -1, -1, -1, -1, 41, -1, -1, + -1, -1, -1, -1, 48, 49, 5, 6, 7, 8, + 9, 10, 11, -1, 13, 14, 15, 16, 17, 18, + 19, 20, 21, 22, -1, 24, 25, 26, 27, 28, + -1, -1, 31, -1, -1, -1, -1, -1, 37, -1, + -1, -1, 41, -1, -1, -1, -1, -1, 47, 48, + 5, 6, 7, 8, 9, 10, 11, -1, 13, 14, + 15, 16, 17, 18, 19, 20, 21, 22, -1, 24, + 25, 26, 27, 28, -1, -1, 31, -1, -1, -1, + -1, 36, -1, -1, -1, -1, 41, 5, 6, 7, + 8, 9, 10, 11, -1, 13, 14, 15, 16, 17, + 18, 19, 20, 21, 22, -1, 24, 25, 26, 27, + 28, -1, -1, 31, -1, -1, -1, -1, -1, -1, + -1, -1, -1, 41 +}; + +/* YYSTOS[STATE-NUM] -- The (internal number of the) accessing + symbol of state STATE-NUM. */ +static const yytype_uint8 yystos[] = +{ + 0, 54, 55, 56, 0, 55, 1, 5, 6, 7, + 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, + 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, + 28, 29, 30, 31, 41, 57, 60, 64, 65, 66, + 67, 68, 69, 73, 84, 96, 98, 44, 45, 32, + 37, 23, 37, 51, 87, 59, 37, 87, 47, 47, + 44, 37, 47, 48, 61, 62, 63, 70, 74, 75, + 66, 32, 58, 87, 1, 64, 88, 89, 90, 60, + 64, 87, 65, 37, 1, 74, 71, 72, 73, 44, + 46, 74, 30, 32, 97, 33, 47, 60, 44, 45, + 37, 41, 47, 52, 70, 76, 77, 91, 92, 93, + 94, 45, 1, 90, 74, 48, 49, 49, 49, 49, + 73, 63, 95, 1, 65, 78, 79, 80, 81, 94, + 1, 37, 76, 34, 76, 95, 33, 47, 44, 46, + 49, 44, 31, 50, 85, 86, 49, 37, 41, 47, + 70, 82, 83, 49, 36, 46, 49, 49, 1, 78, + 93, 34, 1, 41, 82, 82, 33, 47, 36, 81, + 49, 49, 49, 49, 1, 78, 49, 49 +}; + +#define yyerrok (yyerrstatus = 0) +#define yyclearin (yychar = YYEMPTY) +#define YYEMPTY (-2) +#define YYEOF 0 + +#define YYACCEPT goto yyacceptlab +#define YYABORT goto yyabortlab +#define YYERROR goto yyerrorlab + + +/* Like YYERROR except do call yyerror. This remains here temporarily + to ease the transition to the new meaning of YYERROR, for GCC. + Once GCC version 2 has supplanted version 1, this can go. */ + +#define YYFAIL goto yyerrlab + +#define YYRECOVERING() (!!yyerrstatus) + +#define YYBACKUP(Token, Value) \ +do \ + if (yychar == YYEMPTY && yylen == 1) \ + { \ + yychar = (Token); \ + yylval = (Value); \ + yytoken = YYTRANSLATE (yychar); \ + YYPOPSTACK (1); \ + goto yybackup; \ + } \ + else \ + { \ + yyerror (YY_("syntax error: cannot back up")); \ + YYERROR; \ + } \ +while (YYID (0)) + + +#define YYTERROR 1 +#define YYERRCODE 256 + + +/* YYLLOC_DEFAULT -- Set CURRENT to span from RHS[1] to RHS[N]. + If N is 0, then set CURRENT to the empty location which ends + the previous symbol: RHS[0] (always defined). */ + +#define YYRHSLOC(Rhs, K) ((Rhs)[K]) +#ifndef YYLLOC_DEFAULT +# define YYLLOC_DEFAULT(Current, Rhs, N) \ + do \ + if (YYID (N)) \ + { \ + (Current).first_line = YYRHSLOC (Rhs, 1).first_line; \ + (Current).first_column = YYRHSLOC (Rhs, 1).first_column; \ + (Current).last_line = YYRHSLOC (Rhs, N).last_line; \ + (Current).last_column = YYRHSLOC (Rhs, N).last_column; \ + } \ + else \ + { \ + (Current).first_line = (Current).last_line = \ + YYRHSLOC (Rhs, 0).last_line; \ + (Current).first_column = (Current).last_column = \ + YYRHSLOC (Rhs, 0).last_column; \ + } \ + while (YYID (0)) +#endif + + +/* YY_LOCATION_PRINT -- Print the location on the stream. + This macro was not mandated originally: define only if we know + we won't break user code: when these are the locations we know. */ + +#ifndef YY_LOCATION_PRINT +# if YYLTYPE_IS_TRIVIAL +# define YY_LOCATION_PRINT(File, Loc) \ + fprintf (File, "%d.%d-%d.%d", \ + (Loc).first_line, (Loc).first_column, \ + (Loc).last_line, (Loc).last_column) +# else +# define YY_LOCATION_PRINT(File, Loc) ((void) 0) +# endif +#endif + + +/* YYLEX -- calling `yylex' with the right arguments. */ + +#ifdef YYLEX_PARAM +# define YYLEX yylex (YYLEX_PARAM) +#else +# define YYLEX yylex () +#endif + +/* Enable debugging if requested. */ +#if YYDEBUG + +# ifndef YYFPRINTF +# include <stdio.h> /* INFRINGES ON USER NAME SPACE */ +# define YYFPRINTF fprintf +# endif + +# define YYDPRINTF(Args) \ +do { \ + if (yydebug) \ + YYFPRINTF Args; \ +} while (YYID (0)) + +# define YY_SYMBOL_PRINT(Title, Type, Value, Location) \ +do { \ + if (yydebug) \ + { \ + YYFPRINTF (stderr, "%s ", Title); \ + yy_symbol_print (stderr, \ + Type, Value); \ + YYFPRINTF (stderr, "\n"); \ + } \ +} while (YYID (0)) + + +/*--------------------------------. +| Print this symbol on YYOUTPUT. | +`--------------------------------*/ + +/*ARGSUSED*/ +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +static void +yy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep) +#else +static void +yy_symbol_value_print (yyoutput, yytype, yyvaluep) + FILE *yyoutput; + int yytype; + YYSTYPE const * const yyvaluep; +#endif +{ + if (!yyvaluep) + return; +# ifdef YYPRINT + if (yytype < YYNTOKENS) + YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep); +# else + YYUSE (yyoutput); +# endif + switch (yytype) + { + default: + break; + } +} + + +/*--------------------------------. +| Print this symbol on YYOUTPUT. | +`--------------------------------*/ + +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +static void +yy_symbol_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep) +#else +static void +yy_symbol_print (yyoutput, yytype, yyvaluep) + FILE *yyoutput; + int yytype; + YYSTYPE const * const yyvaluep; +#endif +{ + if (yytype < YYNTOKENS) + YYFPRINTF (yyoutput, "token %s (", yytname[yytype]); + else + YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]); + + yy_symbol_value_print (yyoutput, yytype, yyvaluep); + YYFPRINTF (yyoutput, ")"); +} + +/*------------------------------------------------------------------. +| yy_stack_print -- Print the state stack from its BOTTOM up to its | +| TOP (included). | +`------------------------------------------------------------------*/ + +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +static void +yy_stack_print (yytype_int16 *bottom, yytype_int16 *top) +#else +static void +yy_stack_print (bottom, top) + yytype_int16 *bottom; + yytype_int16 *top; +#endif +{ + YYFPRINTF (stderr, "Stack now"); + for (; bottom <= top; ++bottom) + YYFPRINTF (stderr, " %d", *bottom); + YYFPRINTF (stderr, "\n"); +} + +# define YY_STACK_PRINT(Bottom, Top) \ +do { \ + if (yydebug) \ + yy_stack_print ((Bottom), (Top)); \ +} while (YYID (0)) + + +/*------------------------------------------------. +| Report that the YYRULE is going to be reduced. | +`------------------------------------------------*/ + +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +static void +yy_reduce_print (YYSTYPE *yyvsp, int yyrule) +#else +static void +yy_reduce_print (yyvsp, yyrule) + YYSTYPE *yyvsp; + int yyrule; +#endif +{ + int yynrhs = yyr2[yyrule]; + int yyi; + unsigned long int yylno = yyrline[yyrule]; + YYFPRINTF (stderr, "Reducing stack by rule %d (line %lu):\n", + yyrule - 1, yylno); + /* The symbols being reduced. */ + for (yyi = 0; yyi < yynrhs; yyi++) + { + fprintf (stderr, " $%d = ", yyi + 1); + yy_symbol_print (stderr, yyrhs[yyprhs[yyrule] + yyi], + &(yyvsp[(yyi + 1) - (yynrhs)]) + ); + fprintf (stderr, "\n"); + } +} + +# define YY_REDUCE_PRINT(Rule) \ +do { \ + if (yydebug) \ + yy_reduce_print (yyvsp, Rule); \ +} while (YYID (0)) + +/* Nonzero means print parse trace. It is left uninitialized so that + multiple parsers can coexist. */ +int yydebug; +#else /* !YYDEBUG */ +# define YYDPRINTF(Args) +# define YY_SYMBOL_PRINT(Title, Type, Value, Location) +# define YY_STACK_PRINT(Bottom, Top) +# define YY_REDUCE_PRINT(Rule) +#endif /* !YYDEBUG */ + + +/* YYINITDEPTH -- initial size of the parser's stacks. */ +#ifndef YYINITDEPTH +# define YYINITDEPTH 200 +#endif + +/* YYMAXDEPTH -- maximum size the stacks can grow to (effective only + if the built-in stack extension method is used). + + Do not make this value too large; the results are undefined if + YYSTACK_ALLOC_MAXIMUM < YYSTACK_BYTES (YYMAXDEPTH) + evaluated with infinite-precision integer arithmetic. */ + +#ifndef YYMAXDEPTH +# define YYMAXDEPTH 10000 +#endif + + + +#if YYERROR_VERBOSE + +# ifndef yystrlen +# if defined __GLIBC__ && defined _STRING_H +# define yystrlen strlen +# else +/* Return the length of YYSTR. */ +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +static YYSIZE_T +yystrlen (const char *yystr) +#else +static YYSIZE_T +yystrlen (yystr) + const char *yystr; +#endif +{ + YYSIZE_T yylen; + for (yylen = 0; yystr[yylen]; yylen++) + continue; + return yylen; +} +# endif +# endif + +# ifndef yystpcpy +# if defined __GLIBC__ && defined _STRING_H && defined _GNU_SOURCE +# define yystpcpy stpcpy +# else +/* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in + YYDEST. */ +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +static char * +yystpcpy (char *yydest, const char *yysrc) +#else +static char * +yystpcpy (yydest, yysrc) + char *yydest; + const char *yysrc; +#endif +{ + char *yyd = yydest; + const char *yys = yysrc; + + while ((*yyd++ = *yys++) != '\0') + continue; + + return yyd - 1; +} +# endif +# endif + +# ifndef yytnamerr +/* Copy to YYRES the contents of YYSTR after stripping away unnecessary + quotes and backslashes, so that it's suitable for yyerror. The + heuristic is that double-quoting is unnecessary unless the string + contains an apostrophe, a comma, or backslash (other than + backslash-backslash). YYSTR is taken from yytname. If YYRES is + null, do not copy; instead, return the length of what the result + would have been. */ +static YYSIZE_T +yytnamerr (char *yyres, const char *yystr) +{ + if (*yystr == '"') + { + YYSIZE_T yyn = 0; + char const *yyp = yystr; + + for (;;) + switch (*++yyp) + { + case '\'': + case ',': + goto do_not_strip_quotes; + + case '\\': + if (*++yyp != '\\') + goto do_not_strip_quotes; + /* Fall through. */ + default: + if (yyres) + yyres[yyn] = *yyp; + yyn++; + break; + + case '"': + if (yyres) + yyres[yyn] = '\0'; + return yyn; + } + do_not_strip_quotes: ; + } + + if (! yyres) + return yystrlen (yystr); + + return yystpcpy (yyres, yystr) - yyres; +} +# endif + +/* Copy into YYRESULT an error message about the unexpected token + YYCHAR while in state YYSTATE. Return the number of bytes copied, + including the terminating null byte. If YYRESULT is null, do not + copy anything; just return the number of bytes that would be + copied. As a special case, return 0 if an ordinary "syntax error" + message will do. Return YYSIZE_MAXIMUM if overflow occurs during + size calculation. */ +static YYSIZE_T +yysyntax_error (char *yyresult, int yystate, int yychar) +{ + int yyn = yypact[yystate]; + + if (! (YYPACT_NINF < yyn && yyn <= YYLAST)) + return 0; + else + { + int yytype = YYTRANSLATE (yychar); + YYSIZE_T yysize0 = yytnamerr (0, yytname[yytype]); + YYSIZE_T yysize = yysize0; + YYSIZE_T yysize1; + int yysize_overflow = 0; + enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 }; + char const *yyarg[YYERROR_VERBOSE_ARGS_MAXIMUM]; + int yyx; + +# if 0 + /* This is so xgettext sees the translatable formats that are + constructed on the fly. */ + YY_("syntax error, unexpected %s"); + YY_("syntax error, unexpected %s, expecting %s"); + YY_("syntax error, unexpected %s, expecting %s or %s"); + YY_("syntax error, unexpected %s, expecting %s or %s or %s"); + YY_("syntax error, unexpected %s, expecting %s or %s or %s or %s"); +# endif + char *yyfmt; + char const *yyf; + static char const yyunexpected[] = "syntax error, unexpected %s"; + static char const yyexpecting[] = ", expecting %s"; + static char const yyor[] = " or %s"; + char yyformat[sizeof yyunexpected + + sizeof yyexpecting - 1 + + ((YYERROR_VERBOSE_ARGS_MAXIMUM - 2) + * (sizeof yyor - 1))]; + char const *yyprefix = yyexpecting; + + /* Start YYX at -YYN if negative to avoid negative indexes in + YYCHECK. */ + int yyxbegin = yyn < 0 ? -yyn : 0; + + /* Stay within bounds of both yycheck and yytname. */ + int yychecklim = YYLAST - yyn + 1; + int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS; + int yycount = 1; + + yyarg[0] = yytname[yytype]; + yyfmt = yystpcpy (yyformat, yyunexpected); + + for (yyx = yyxbegin; yyx < yyxend; ++yyx) + if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR) + { + if (yycount == YYERROR_VERBOSE_ARGS_MAXIMUM) + { + yycount = 1; + yysize = yysize0; + yyformat[sizeof yyunexpected - 1] = '\0'; + break; + } + yyarg[yycount++] = yytname[yyx]; + yysize1 = yysize + yytnamerr (0, yytname[yyx]); + yysize_overflow |= (yysize1 < yysize); + yysize = yysize1; + yyfmt = yystpcpy (yyfmt, yyprefix); + yyprefix = yyor; + } + + yyf = YY_(yyformat); + yysize1 = yysize + yystrlen (yyf); + yysize_overflow |= (yysize1 < yysize); + yysize = yysize1; + + if (yysize_overflow) + return YYSIZE_MAXIMUM; + + if (yyresult) + { + /* Avoid sprintf, as that infringes on the user's name space. + Don't have undefined behavior even if the translation + produced a string with the wrong number of "%s"s. */ + char *yyp = yyresult; + int yyi = 0; + while ((*yyp = *yyf) != '\0') + { + if (*yyp == '%' && yyf[1] == 's' && yyi < yycount) + { + yyp += yytnamerr (yyp, yyarg[yyi++]); + yyf += 2; + } + else + { + yyp++; + yyf++; + } + } + } + return yysize; + } +} +#endif /* YYERROR_VERBOSE */ + + +/*-----------------------------------------------. +| Release the memory associated to this symbol. | +`-----------------------------------------------*/ + +/*ARGSUSED*/ +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +static void +yydestruct (const char *yymsg, int yytype, YYSTYPE *yyvaluep) +#else +static void +yydestruct (yymsg, yytype, yyvaluep) + const char *yymsg; + int yytype; + YYSTYPE *yyvaluep; +#endif +{ + YYUSE (yyvaluep); + + if (!yymsg) + yymsg = "Deleting"; + YY_SYMBOL_PRINT (yymsg, yytype, yyvaluep, yylocationp); + + switch (yytype) + { + + default: + break; + } +} + + +/* Prevent warnings from -Wmissing-prototypes. */ + +#ifdef YYPARSE_PARAM +#if defined __STDC__ || defined __cplusplus +int yyparse (void *YYPARSE_PARAM); +#else +int yyparse (); +#endif +#else /* ! YYPARSE_PARAM */ +#if defined __STDC__ || defined __cplusplus +int yyparse (void); +#else +int yyparse (); +#endif +#endif /* ! YYPARSE_PARAM */ + + + +/* The look-ahead symbol. */ +int yychar; + +/* The semantic value of the look-ahead symbol. */ +YYSTYPE yylval; + +/* Number of syntax errors so far. */ +int yynerrs; + + + +/*----------. +| yyparse. | +`----------*/ + +#ifdef YYPARSE_PARAM +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +int +yyparse (void *YYPARSE_PARAM) +#else +int +yyparse (YYPARSE_PARAM) + void *YYPARSE_PARAM; +#endif +#else /* ! YYPARSE_PARAM */ +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +int +yyparse (void) +#else +int +yyparse () + +#endif +#endif +{ + + int yystate; + int yyn; + int yyresult; + /* Number of tokens to shift before error messages enabled. */ + int yyerrstatus; + /* Look-ahead token as an internal (translated) token number. */ + int yytoken = 0; +#if YYERROR_VERBOSE + /* Buffer for error messages, and its allocated size. */ + char yymsgbuf[128]; + char *yymsg = yymsgbuf; + YYSIZE_T yymsg_alloc = sizeof yymsgbuf; +#endif + + /* Three stacks and their tools: + `yyss': related to states, + `yyvs': related to semantic values, + `yyls': related to locations. + + Refer to the stacks thru separate pointers, to allow yyoverflow + to reallocate them elsewhere. */ + + /* The state stack. */ + yytype_int16 yyssa[YYINITDEPTH]; + yytype_int16 *yyss = yyssa; + yytype_int16 *yyssp; + + /* The semantic value stack. */ + YYSTYPE yyvsa[YYINITDEPTH]; + YYSTYPE *yyvs = yyvsa; + YYSTYPE *yyvsp; + + + +#define YYPOPSTACK(N) (yyvsp -= (N), yyssp -= (N)) + + YYSIZE_T yystacksize = YYINITDEPTH; + + /* The variables used to return semantic value and location from the + action routines. */ + YYSTYPE yyval; + + + /* The number of symbols on the RHS of the reduced rule. + Keep to zero when no symbol should be popped. */ + int yylen = 0; + + YYDPRINTF ((stderr, "Starting parse\n")); + + yystate = 0; + yyerrstatus = 0; + yynerrs = 0; + yychar = YYEMPTY; /* Cause a token to be read. */ + + /* Initialize stack pointers. + Waste one element of value and location stack + so that they stay on the same level as the state stack. + The wasted elements are never initialized. */ + + yyssp = yyss; + yyvsp = yyvs; + + goto yysetstate; + +/*------------------------------------------------------------. +| yynewstate -- Push a new state, which is found in yystate. | +`------------------------------------------------------------*/ + yynewstate: + /* In all cases, when you get here, the value and location stacks + have just been pushed. So pushing a state here evens the stacks. */ + yyssp++; + + yysetstate: + *yyssp = yystate; + + if (yyss + yystacksize - 1 <= yyssp) + { + /* Get the current used size of the three stacks, in elements. */ + YYSIZE_T yysize = yyssp - yyss + 1; + +#ifdef yyoverflow + { + /* Give user a chance to reallocate the stack. Use copies of + these so that the &'s don't force the real ones into + memory. */ + YYSTYPE *yyvs1 = yyvs; + yytype_int16 *yyss1 = yyss; + + + /* Each stack pointer address is followed by the size of the + data in use in that stack, in bytes. This used to be a + conditional around just the two extra args, but that might + be undefined if yyoverflow is a macro. */ + yyoverflow (YY_("memory exhausted"), + &yyss1, yysize * sizeof (*yyssp), + &yyvs1, yysize * sizeof (*yyvsp), + + &yystacksize); + + yyss = yyss1; + yyvs = yyvs1; + } +#else /* no yyoverflow */ +# ifndef YYSTACK_RELOCATE + goto yyexhaustedlab; +# else + /* Extend the stack our own way. */ + if (YYMAXDEPTH <= yystacksize) + goto yyexhaustedlab; + yystacksize *= 2; + if (YYMAXDEPTH < yystacksize) + yystacksize = YYMAXDEPTH; + + { + yytype_int16 *yyss1 = yyss; + union yyalloc *yyptr = + (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize)); + if (! yyptr) + goto yyexhaustedlab; + YYSTACK_RELOCATE (yyss); + YYSTACK_RELOCATE (yyvs); + +# undef YYSTACK_RELOCATE + if (yyss1 != yyssa) + YYSTACK_FREE (yyss1); + } +# endif +#endif /* no yyoverflow */ + + yyssp = yyss + yysize - 1; + yyvsp = yyvs + yysize - 1; + + + YYDPRINTF ((stderr, "Stack size increased to %lu\n", + (unsigned long int) yystacksize)); + + if (yyss + yystacksize - 1 <= yyssp) + YYABORT; + } + + YYDPRINTF ((stderr, "Entering state %d\n", yystate)); + + goto yybackup; + +/*-----------. +| yybackup. | +`-----------*/ +yybackup: + + /* Do appropriate processing given the current state. Read a + look-ahead token if we need one and don't already have one. */ + + /* First try to decide what to do without reference to look-ahead token. */ + yyn = yypact[yystate]; + if (yyn == YYPACT_NINF) + goto yydefault; + + /* Not known => get a look-ahead token if don't already have one. */ + + /* YYCHAR is either YYEMPTY or YYEOF or a valid look-ahead symbol. */ + if (yychar == YYEMPTY) + { + YYDPRINTF ((stderr, "Reading a token: ")); + yychar = YYLEX; + } + + if (yychar <= YYEOF) + { + yychar = yytoken = YYEOF; + YYDPRINTF ((stderr, "Now at end of input.\n")); + } + else + { + yytoken = YYTRANSLATE (yychar); + YY_SYMBOL_PRINT ("Next token is", yytoken, &yylval, &yylloc); + } + + /* If the proper action on seeing token YYTOKEN is to reduce or to + detect an error, take that action. */ + yyn += yytoken; + if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken) + goto yydefault; + yyn = yytable[yyn]; + if (yyn <= 0) + { + if (yyn == 0 || yyn == YYTABLE_NINF) + goto yyerrlab; + yyn = -yyn; + goto yyreduce; + } + + if (yyn == YYFINAL) + YYACCEPT; + + /* Count tokens shifted since error; after three, turn off error + status. */ + if (yyerrstatus) + yyerrstatus--; + + /* Shift the look-ahead token. */ + YY_SYMBOL_PRINT ("Shifting", yytoken, &yylval, &yylloc); + + /* Discard the shifted token unless it is eof. */ + if (yychar != YYEOF) + yychar = YYEMPTY; + + yystate = yyn; + *++yyvsp = yylval; + + goto yynewstate; + + +/*-----------------------------------------------------------. +| yydefault -- do the default action for the current state. | +`-----------------------------------------------------------*/ +yydefault: + yyn = yydefact[yystate]; + if (yyn == 0) + goto yyerrlab; + goto yyreduce; + + +/*-----------------------------. +| yyreduce -- Do a reduction. | +`-----------------------------*/ +yyreduce: + /* yyn is the number of a rule to reduce with. */ + yylen = yyr2[yyn]; + + /* If YYLEN is nonzero, implement the default value of the action: + `$$ = $1'. + + Otherwise, the following line sets YYVAL to garbage. + This behavior is undocumented and Bison + users should not rely upon it. Assigning to YYVAL + unconditionally makes the parser a bit smaller, and it avoids a + GCC warning that YYVAL may be used uninitialized. */ + yyval = yyvsp[1-yylen]; + + + YY_REDUCE_PRINT (yyn); + switch (yyn) + { + case 4: +#line 108 "scripts/genksyms/parse.y" + { is_typedef = 0; is_extern = 0; current_name = NULL; decl_spec = NULL; ;} + break; + + case 5: +#line 110 "scripts/genksyms/parse.y" + { free_list(*(yyvsp[(2) - (2)]), NULL); *(yyvsp[(2) - (2)]) = NULL; ;} + break; + + case 6: +#line 114 "scripts/genksyms/parse.y" + { is_typedef = 1; ;} + break; + + case 7: +#line 115 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(4) - (4)]); ;} + break; + + case 8: +#line 116 "scripts/genksyms/parse.y" + { is_typedef = 1; ;} + break; + + case 9: +#line 117 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(3) - (3)]); ;} + break; + + case 14: +#line 122 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(2) - (2)]); ;} + break; + + case 15: +#line 123 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(2) - (2)]); ;} + break; + + case 16: +#line 128 "scripts/genksyms/parse.y" + { if (current_name) { + struct string_list *decl = (*(yyvsp[(3) - (3)]))->next; + (*(yyvsp[(3) - (3)]))->next = NULL; + add_symbol(current_name, + is_typedef ? SYM_TYPEDEF : SYM_NORMAL, + decl, is_extern); + current_name = NULL; + } + (yyval) = (yyvsp[(3) - (3)]); + ;} + break; + + case 17: +#line 141 "scripts/genksyms/parse.y" + { (yyval) = NULL; ;} + break; + + case 19: +#line 147 "scripts/genksyms/parse.y" + { struct string_list *decl = *(yyvsp[(1) - (1)]); + *(yyvsp[(1) - (1)]) = NULL; + add_symbol(current_name, + is_typedef ? SYM_TYPEDEF : SYM_NORMAL, decl, is_extern); + current_name = NULL; + (yyval) = (yyvsp[(1) - (1)]); + ;} + break; + + case 20: +#line 155 "scripts/genksyms/parse.y" + { struct string_list *decl = *(yyvsp[(3) - (3)]); + *(yyvsp[(3) - (3)]) = NULL; + free_list(*(yyvsp[(2) - (3)]), NULL); + *(yyvsp[(2) - (3)]) = decl_spec; + add_symbol(current_name, + is_typedef ? SYM_TYPEDEF : SYM_NORMAL, decl, is_extern); + current_name = NULL; + (yyval) = (yyvsp[(3) - (3)]); + ;} + break; + + case 21: +#line 168 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(4) - (4)]) ? (yyvsp[(4) - (4)]) : (yyvsp[(3) - (4)]) ? (yyvsp[(3) - (4)]) : (yyvsp[(2) - (4)]) ? (yyvsp[(2) - (4)]) : (yyvsp[(1) - (4)]); ;} + break; + + case 22: +#line 173 "scripts/genksyms/parse.y" + { decl_spec = NULL; ;} + break; + + case 24: +#line 178 "scripts/genksyms/parse.y" + { decl_spec = *(yyvsp[(1) - (1)]); ;} + break; + + case 25: +#line 179 "scripts/genksyms/parse.y" + { decl_spec = *(yyvsp[(2) - (2)]); ;} + break; + + case 26: +#line 184 "scripts/genksyms/parse.y" + { /* Version 2 checksumming ignores storage class, as that + is really irrelevant to the linkage. */ + remove_node((yyvsp[(1) - (1)])); + (yyval) = (yyvsp[(1) - (1)]); + ;} + break; + + case 31: +#line 196 "scripts/genksyms/parse.y" + { is_extern = 1; (yyval) = (yyvsp[(1) - (1)]); ;} + break; + + case 32: +#line 197 "scripts/genksyms/parse.y" + { is_extern = 0; (yyval) = (yyvsp[(1) - (1)]); ;} + break; + + case 37: +#line 209 "scripts/genksyms/parse.y" + { remove_node((yyvsp[(1) - (2)])); (*(yyvsp[(2) - (2)]))->tag = SYM_STRUCT; (yyval) = (yyvsp[(2) - (2)]); ;} + break; + + case 38: +#line 211 "scripts/genksyms/parse.y" + { remove_node((yyvsp[(1) - (2)])); (*(yyvsp[(2) - (2)]))->tag = SYM_UNION; (yyval) = (yyvsp[(2) - (2)]); ;} + break; + + case 39: +#line 213 "scripts/genksyms/parse.y" + { remove_node((yyvsp[(1) - (2)])); (*(yyvsp[(2) - (2)]))->tag = SYM_ENUM; (yyval) = (yyvsp[(2) - (2)]); ;} + break; + + case 40: +#line 217 "scripts/genksyms/parse.y" + { struct string_list *s = *(yyvsp[(3) - (3)]), *i = *(yyvsp[(2) - (3)]), *r; + r = copy_node(i); r->tag = SYM_STRUCT; + r->next = (*(yyvsp[(1) - (3)]))->next; *(yyvsp[(3) - (3)]) = r; (*(yyvsp[(1) - (3)]))->next = NULL; + add_symbol(i->string, SYM_STRUCT, s, is_extern); + (yyval) = (yyvsp[(3) - (3)]); + ;} + break; + + case 41: +#line 224 "scripts/genksyms/parse.y" + { struct string_list *s = *(yyvsp[(3) - (3)]), *i = *(yyvsp[(2) - (3)]), *r; + r = copy_node(i); r->tag = SYM_UNION; + r->next = (*(yyvsp[(1) - (3)]))->next; *(yyvsp[(3) - (3)]) = r; (*(yyvsp[(1) - (3)]))->next = NULL; + add_symbol(i->string, SYM_UNION, s, is_extern); + (yyval) = (yyvsp[(3) - (3)]); + ;} + break; + + case 42: +#line 231 "scripts/genksyms/parse.y" + { struct string_list *s = *(yyvsp[(3) - (3)]), *i = *(yyvsp[(2) - (3)]), *r; + r = copy_node(i); r->tag = SYM_ENUM; + r->next = (*(yyvsp[(1) - (3)]))->next; *(yyvsp[(3) - (3)]) = r; (*(yyvsp[(1) - (3)]))->next = NULL; + add_symbol(i->string, SYM_ENUM, s, is_extern); + (yyval) = (yyvsp[(3) - (3)]); + ;} + break; + + case 43: +#line 239 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(2) - (2)]); ;} + break; + + case 44: +#line 240 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(2) - (2)]); ;} + break; + + case 45: +#line 241 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(2) - (2)]); ;} + break; + + case 56: +#line 255 "scripts/genksyms/parse.y" + { (*(yyvsp[(1) - (1)]))->tag = SYM_TYPEDEF; (yyval) = (yyvsp[(1) - (1)]); ;} + break; + + case 57: +#line 260 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(2) - (2)]) ? (yyvsp[(2) - (2)]) : (yyvsp[(1) - (2)]); ;} + break; + + case 58: +#line 264 "scripts/genksyms/parse.y" + { (yyval) = NULL; ;} + break; + + case 61: +#line 270 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(2) - (2)]); ;} + break; + + case 65: +#line 276 "scripts/genksyms/parse.y" + { /* restrict has no effect in prototypes so ignore it */ + remove_node((yyvsp[(1) - (1)])); + (yyval) = (yyvsp[(1) - (1)]); + ;} + break; + + case 66: +#line 283 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(2) - (2)]); ;} + break; + + case 68: +#line 289 "scripts/genksyms/parse.y" + { if (current_name != NULL) { + error_with_pos("unexpected second declaration name"); + YYERROR; + } else { + current_name = (*(yyvsp[(1) - (1)]))->string; + (yyval) = (yyvsp[(1) - (1)]); + } + ;} + break; + + case 69: +#line 298 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(4) - (4)]); ;} + break; + + case 70: +#line 300 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(4) - (4)]); ;} + break; + + case 71: +#line 302 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(2) - (2)]); ;} + break; + + case 72: +#line 304 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(3) - (3)]); ;} + break; + + case 73: +#line 306 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(3) - (3)]); ;} + break; + + case 74: +#line 312 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(2) - (2)]); ;} + break; + + case 78: +#line 320 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(4) - (4)]); ;} + break; + + case 79: +#line 322 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(4) - (4)]); ;} + break; + + case 80: +#line 324 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(2) - (2)]); ;} + break; + + case 81: +#line 326 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(3) - (3)]); ;} + break; + + case 82: +#line 328 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(3) - (3)]); ;} + break; + + case 83: +#line 332 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(2) - (2)]); ;} + break; + + case 85: +#line 334 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(3) - (3)]); ;} + break; + + case 86: +#line 338 "scripts/genksyms/parse.y" + { (yyval) = NULL; ;} + break; + + case 89: +#line 345 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(3) - (3)]); ;} + break; + + case 90: +#line 350 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(2) - (2)]) ? (yyvsp[(2) - (2)]) : (yyvsp[(1) - (2)]); ;} + break; + + case 91: +#line 355 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(2) - (2)]) ? (yyvsp[(2) - (2)]) : (yyvsp[(1) - (2)]); ;} + break; + + case 93: +#line 360 "scripts/genksyms/parse.y" + { (yyval) = NULL; ;} + break; + + case 94: +#line 362 "scripts/genksyms/parse.y" + { /* For version 2 checksums, we don't want to remember + private parameter names. */ + remove_node((yyvsp[(1) - (1)])); + (yyval) = (yyvsp[(1) - (1)]); + ;} + break; + + case 95: +#line 370 "scripts/genksyms/parse.y" + { remove_node((yyvsp[(1) - (1)])); + (yyval) = (yyvsp[(1) - (1)]); + ;} + break; + + case 96: +#line 374 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(4) - (4)]); ;} + break; + + case 97: +#line 376 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(4) - (4)]); ;} + break; + + case 98: +#line 378 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(2) - (2)]); ;} + break; + + case 99: +#line 380 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(3) - (3)]); ;} + break; + + case 100: +#line 382 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(3) - (3)]); ;} + break; + + case 101: +#line 387 "scripts/genksyms/parse.y" + { struct string_list *decl = *(yyvsp[(2) - (3)]); + *(yyvsp[(2) - (3)]) = NULL; + add_symbol(current_name, SYM_NORMAL, decl, is_extern); + (yyval) = (yyvsp[(3) - (3)]); + ;} + break; + + case 102: +#line 395 "scripts/genksyms/parse.y" + { (yyval) = NULL; ;} + break; + + case 104: +#line 402 "scripts/genksyms/parse.y" + { remove_list((yyvsp[(2) - (2)]), &(*(yyvsp[(1) - (2)]))->next); (yyval) = (yyvsp[(2) - (2)]); ;} + break; + + case 105: +#line 406 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(3) - (3)]); ;} + break; + + case 106: +#line 407 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(3) - (3)]); ;} + break; + + case 107: +#line 411 "scripts/genksyms/parse.y" + { (yyval) = NULL; ;} + break; + + case 110: +#line 417 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(2) - (2)]); ;} + break; + + case 111: +#line 422 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(3) - (3)]); ;} + break; + + case 112: +#line 424 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(2) - (2)]); ;} + break; + + case 113: +#line 428 "scripts/genksyms/parse.y" + { (yyval) = NULL; ;} + break; + + case 116: +#line 434 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(3) - (3)]); ;} + break; + + case 117: +#line 438 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(2) - (2)]) ? (yyvsp[(2) - (2)]) : (yyvsp[(1) - (2)]); ;} + break; + + case 118: +#line 439 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(2) - (2)]); ;} + break; + + case 120: +#line 444 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(2) - (2)]); ;} + break; + + case 121: +#line 448 "scripts/genksyms/parse.y" + { (yyval) = NULL; ;} + break; + + case 123: +#line 453 "scripts/genksyms/parse.y" + { (yyval) = (yyvsp[(2) - (2)]); ;} + break; + + case 124: +#line 457 "scripts/genksyms/parse.y" + { (yyval) = NULL; ;} + break; + + case 126: +#line 463 "scripts/genksyms/parse.y" + { export_symbol((*(yyvsp[(3) - (5)]))->string); (yyval) = (yyvsp[(5) - (5)]); ;} + break; + + +/* Line 1267 of yacc.c. */ +#line 2132 "scripts/genksyms/parse.c" + default: break; + } + YY_SYMBOL_PRINT ("-> $$ =", yyr1[yyn], &yyval, &yyloc); + + YYPOPSTACK (yylen); + yylen = 0; + YY_STACK_PRINT (yyss, yyssp); + + *++yyvsp = yyval; + + + /* Now `shift' the result of the reduction. Determine what state + that goes to, based on the state we popped back to and the rule + number reduced by. */ + + yyn = yyr1[yyn]; + + yystate = yypgoto[yyn - YYNTOKENS] + *yyssp; + if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp) + yystate = yytable[yystate]; + else + yystate = yydefgoto[yyn - YYNTOKENS]; + + goto yynewstate; + + +/*------------------------------------. +| yyerrlab -- here on detecting error | +`------------------------------------*/ +yyerrlab: + /* If not already recovering from an error, report this error. */ + if (!yyerrstatus) + { + ++yynerrs; +#if ! YYERROR_VERBOSE + yyerror (YY_("syntax error")); +#else + { + YYSIZE_T yysize = yysyntax_error (0, yystate, yychar); + if (yymsg_alloc < yysize && yymsg_alloc < YYSTACK_ALLOC_MAXIMUM) + { + YYSIZE_T yyalloc = 2 * yysize; + if (! (yysize <= yyalloc && yyalloc <= YYSTACK_ALLOC_MAXIMUM)) + yyalloc = YYSTACK_ALLOC_MAXIMUM; + if (yymsg != yymsgbuf) + YYSTACK_FREE (yymsg); + yymsg = (char *) YYSTACK_ALLOC (yyalloc); + if (yymsg) + yymsg_alloc = yyalloc; + else + { + yymsg = yymsgbuf; + yymsg_alloc = sizeof yymsgbuf; + } + } + + if (0 < yysize && yysize <= yymsg_alloc) + { + (void) yysyntax_error (yymsg, yystate, yychar); + yyerror (yymsg); + } + else + { + yyerror (YY_("syntax error")); + if (yysize != 0) + goto yyexhaustedlab; + } + } +#endif + } + + + + if (yyerrstatus == 3) + { + /* If just tried and failed to reuse look-ahead token after an + error, discard it. */ + + if (yychar <= YYEOF) + { + /* Return failure if at end of input. */ + if (yychar == YYEOF) + YYABORT; + } + else + { + yydestruct ("Error: discarding", + yytoken, &yylval); + yychar = YYEMPTY; + } + } + + /* Else will try to reuse look-ahead token after shifting the error + token. */ + goto yyerrlab1; + + +/*---------------------------------------------------. +| yyerrorlab -- error raised explicitly by YYERROR. | +`---------------------------------------------------*/ +yyerrorlab: + + /* Pacify compilers like GCC when the user code never invokes + YYERROR and the label yyerrorlab therefore never appears in user + code. */ + if (/*CONSTCOND*/ 0) + goto yyerrorlab; + + /* Do not reclaim the symbols of the rule which action triggered + this YYERROR. */ + YYPOPSTACK (yylen); + yylen = 0; + YY_STACK_PRINT (yyss, yyssp); + yystate = *yyssp; + goto yyerrlab1; + + +/*-------------------------------------------------------------. +| yyerrlab1 -- common code for both syntax error and YYERROR. | +`-------------------------------------------------------------*/ +yyerrlab1: + yyerrstatus = 3; /* Each real token shifted decrements this. */ + + for (;;) + { + yyn = yypact[yystate]; + if (yyn != YYPACT_NINF) + { + yyn += YYTERROR; + if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR) + { + yyn = yytable[yyn]; + if (0 < yyn) + break; + } + } + + /* Pop the current state because it cannot handle the error token. */ + if (yyssp == yyss) + YYABORT; + + + yydestruct ("Error: popping", + yystos[yystate], yyvsp); + YYPOPSTACK (1); + yystate = *yyssp; + YY_STACK_PRINT (yyss, yyssp); + } + + if (yyn == YYFINAL) + YYACCEPT; + + *++yyvsp = yylval; + + + /* Shift the error token. */ + YY_SYMBOL_PRINT ("Shifting", yystos[yyn], yyvsp, yylsp); + + yystate = yyn; + goto yynewstate; + + +/*-------------------------------------. +| yyacceptlab -- YYACCEPT comes here. | +`-------------------------------------*/ +yyacceptlab: + yyresult = 0; + goto yyreturn; + +/*-----------------------------------. +| yyabortlab -- YYABORT comes here. | +`-----------------------------------*/ +yyabortlab: + yyresult = 1; + goto yyreturn; + +#ifndef yyoverflow +/*-------------------------------------------------. +| yyexhaustedlab -- memory exhaustion comes here. | +`-------------------------------------------------*/ +yyexhaustedlab: + yyerror (YY_("memory exhausted")); + yyresult = 2; + /* Fall through. */ +#endif + +yyreturn: + if (yychar != YYEOF && yychar != YYEMPTY) + yydestruct ("Cleanup: discarding lookahead", + yytoken, &yylval); + /* Do not reclaim the symbols of the rule which action triggered + this YYABORT or YYACCEPT. */ + YYPOPSTACK (yylen); + YY_STACK_PRINT (yyss, yyssp); + while (yyssp != yyss) + { + yydestruct ("Cleanup: popping", + yystos[*yyssp], yyvsp); + YYPOPSTACK (1); + } +#ifndef yyoverflow + if (yyss != yyssa) + YYSTACK_FREE (yyss); +#endif +#if YYERROR_VERBOSE + if (yymsg != yymsgbuf) + YYSTACK_FREE (yymsg); +#endif + /* Make sure YYID is used. */ + return YYID (yyresult); +} + + +#line 467 "scripts/genksyms/parse.y" + + +static void +yyerror(const char *e) +{ + error_with_pos("%s", e); +} + diff --git a/scripts/genksyms/parse.h_shipped b/scripts/genksyms/parse.h_shipped new file mode 100644 index 0000000..c4eeec6 --- /dev/null +++ b/scripts/genksyms/parse.h_shipped @@ -0,0 +1,139 @@ +/* A Bison parser, made by GNU Bison 2.3. */ + +/* Skeleton interface for Bison's Yacc-like parsers in C + + Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006 + Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. */ + +/* As a special exception, you may create a larger work that contains + part or all of the Bison parser skeleton and distribute that work + under terms of your choice, so long as that work isn't itself a + parser generator using the skeleton or a modified version thereof + as a parser skeleton. Alternatively, if you modify or redistribute + the parser skeleton itself, you may (at your option) remove this + special exception, which will cause the skeleton and the resulting + Bison output files to be licensed under the GNU General Public + License without this special exception. + + This special exception was added by the Free Software Foundation in + version 2.2 of Bison. */ + +/* Tokens. */ +#ifndef YYTOKENTYPE +# define YYTOKENTYPE + /* Put the tokens into the symbol table, so that GDB and other debuggers + know about them. */ + enum yytokentype { + ASM_KEYW = 258, + ATTRIBUTE_KEYW = 259, + AUTO_KEYW = 260, + BOOL_KEYW = 261, + CHAR_KEYW = 262, + CONST_KEYW = 263, + DOUBLE_KEYW = 264, + ENUM_KEYW = 265, + EXTERN_KEYW = 266, + EXTENSION_KEYW = 267, + FLOAT_KEYW = 268, + INLINE_KEYW = 269, + INT_KEYW = 270, + LONG_KEYW = 271, + REGISTER_KEYW = 272, + RESTRICT_KEYW = 273, + SHORT_KEYW = 274, + SIGNED_KEYW = 275, + STATIC_KEYW = 276, + STRUCT_KEYW = 277, + TYPEDEF_KEYW = 278, + UNION_KEYW = 279, + UNSIGNED_KEYW = 280, + VOID_KEYW = 281, + VOLATILE_KEYW = 282, + TYPEOF_KEYW = 283, + EXPORT_SYMBOL_KEYW = 284, + ASM_PHRASE = 285, + ATTRIBUTE_PHRASE = 286, + BRACE_PHRASE = 287, + BRACKET_PHRASE = 288, + EXPRESSION_PHRASE = 289, + CHAR = 290, + DOTS = 291, + IDENT = 292, + INT = 293, + REAL = 294, + STRING = 295, + TYPE = 296, + OTHER = 297, + FILENAME = 298 + }; +#endif +/* Tokens. */ +#define ASM_KEYW 258 +#define ATTRIBUTE_KEYW 259 +#define AUTO_KEYW 260 +#define BOOL_KEYW 261 +#define CHAR_KEYW 262 +#define CONST_KEYW 263 +#define DOUBLE_KEYW 264 +#define ENUM_KEYW 265 +#define EXTERN_KEYW 266 +#define EXTENSION_KEYW 267 +#define FLOAT_KEYW 268 +#define INLINE_KEYW 269 +#define INT_KEYW 270 +#define LONG_KEYW 271 +#define REGISTER_KEYW 272 +#define RESTRICT_KEYW 273 +#define SHORT_KEYW 274 +#define SIGNED_KEYW 275 +#define STATIC_KEYW 276 +#define STRUCT_KEYW 277 +#define TYPEDEF_KEYW 278 +#define UNION_KEYW 279 +#define UNSIGNED_KEYW 280 +#define VOID_KEYW 281 +#define VOLATILE_KEYW 282 +#define TYPEOF_KEYW 283 +#define EXPORT_SYMBOL_KEYW 284 +#define ASM_PHRASE 285 +#define ATTRIBUTE_PHRASE 286 +#define BRACE_PHRASE 287 +#define BRACKET_PHRASE 288 +#define EXPRESSION_PHRASE 289 +#define CHAR 290 +#define DOTS 291 +#define IDENT 292 +#define INT 293 +#define REAL 294 +#define STRING 295 +#define TYPE 296 +#define OTHER 297 +#define FILENAME 298 + + + + +#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED +typedef int YYSTYPE; +# define yystype YYSTYPE /* obsolescent; will be withdrawn */ +# define YYSTYPE_IS_DECLARED 1 +# define YYSTYPE_IS_TRIVIAL 1 +#endif + +extern YYSTYPE yylval; + diff --git a/scripts/genksyms/parse.y b/scripts/genksyms/parse.y new file mode 100644 index 0000000..10d7dc7 --- /dev/null +++ b/scripts/genksyms/parse.y @@ -0,0 +1,473 @@ +/* C global declaration parser for genksyms. + Copyright 1996, 1997 Linux International. + + New implementation contributed by Richard Henderson <rth@tamu.edu> + Based on original work by Bjorn Ekwall <bj0rn@blox.se> + + This file is part of the Linux modutils. + + This program is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published by the + Free Software Foundation; either version 2 of the License, or (at your + option) any later version. + + This program is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software Foundation, + Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + + +%{ + +#include <assert.h> +#include <malloc.h> +#include "genksyms.h" + +static int is_typedef; +static int is_extern; +static char *current_name; +static struct string_list *decl_spec; + +static void yyerror(const char *); + +static inline void +remove_node(struct string_list **p) +{ + struct string_list *node = *p; + *p = node->next; + free_node(node); +} + +static inline void +remove_list(struct string_list **pb, struct string_list **pe) +{ + struct string_list *b = *pb, *e = *pe; + *pb = e; + free_list(b, e); +} + +%} + +%token ASM_KEYW +%token ATTRIBUTE_KEYW +%token AUTO_KEYW +%token BOOL_KEYW +%token CHAR_KEYW +%token CONST_KEYW +%token DOUBLE_KEYW +%token ENUM_KEYW +%token EXTERN_KEYW +%token EXTENSION_KEYW +%token FLOAT_KEYW +%token INLINE_KEYW +%token INT_KEYW +%token LONG_KEYW +%token REGISTER_KEYW +%token RESTRICT_KEYW +%token SHORT_KEYW +%token SIGNED_KEYW +%token STATIC_KEYW +%token STRUCT_KEYW +%token TYPEDEF_KEYW +%token UNION_KEYW +%token UNSIGNED_KEYW +%token VOID_KEYW +%token VOLATILE_KEYW +%token TYPEOF_KEYW + +%token EXPORT_SYMBOL_KEYW + +%token ASM_PHRASE +%token ATTRIBUTE_PHRASE +%token BRACE_PHRASE +%token BRACKET_PHRASE +%token EXPRESSION_PHRASE + +%token CHAR +%token DOTS +%token IDENT +%token INT +%token REAL +%token STRING +%token TYPE +%token OTHER +%token FILENAME + +%% + +declaration_seq: + declaration + | declaration_seq declaration + ; + +declaration: + { is_typedef = 0; is_extern = 0; current_name = NULL; decl_spec = NULL; } + declaration1 + { free_list(*$2, NULL); *$2 = NULL; } + ; + +declaration1: + EXTENSION_KEYW TYPEDEF_KEYW { is_typedef = 1; } simple_declaration + { $$ = $4; } + | TYPEDEF_KEYW { is_typedef = 1; } simple_declaration + { $$ = $3; } + | simple_declaration + | function_definition + | asm_definition + | export_definition + | error ';' { $$ = $2; } + | error '}' { $$ = $2; } + ; + +simple_declaration: + decl_specifier_seq_opt init_declarator_list_opt ';' + { if (current_name) { + struct string_list *decl = (*$3)->next; + (*$3)->next = NULL; + add_symbol(current_name, + is_typedef ? SYM_TYPEDEF : SYM_NORMAL, + decl, is_extern); + current_name = NULL; + } + $$ = $3; + } + ; + +init_declarator_list_opt: + /* empty */ { $$ = NULL; } + | init_declarator_list + ; + +init_declarator_list: + init_declarator + { struct string_list *decl = *$1; + *$1 = NULL; + add_symbol(current_name, + is_typedef ? SYM_TYPEDEF : SYM_NORMAL, decl, is_extern); + current_name = NULL; + $$ = $1; + } + | init_declarator_list ',' init_declarator + { struct string_list *decl = *$3; + *$3 = NULL; + free_list(*$2, NULL); + *$2 = decl_spec; + add_symbol(current_name, + is_typedef ? SYM_TYPEDEF : SYM_NORMAL, decl, is_extern); + current_name = NULL; + $$ = $3; + } + ; + +init_declarator: + declarator asm_phrase_opt attribute_opt initializer_opt + { $$ = $4 ? $4 : $3 ? $3 : $2 ? $2 : $1; } + ; + +/* Hang on to the specifiers so that we can reuse them. */ +decl_specifier_seq_opt: + /* empty */ { decl_spec = NULL; } + | decl_specifier_seq + ; + +decl_specifier_seq: + decl_specifier { decl_spec = *$1; } + | decl_specifier_seq decl_specifier { decl_spec = *$2; } + ; + +decl_specifier: + storage_class_specifier + { /* Version 2 checksumming ignores storage class, as that + is really irrelevant to the linkage. */ + remove_node($1); + $$ = $1; + } + | type_specifier + ; + +storage_class_specifier: + AUTO_KEYW + | REGISTER_KEYW + | STATIC_KEYW + | EXTERN_KEYW { is_extern = 1; $$ = $1; } + | INLINE_KEYW { is_extern = 0; $$ = $1; } + ; + +type_specifier: + simple_type_specifier + | cvar_qualifier + | TYPEOF_KEYW '(' decl_specifier_seq '*' ')' + | TYPEOF_KEYW '(' decl_specifier_seq ')' + + /* References to s/u/e's defined elsewhere. Rearrange things + so that it is easier to expand the definition fully later. */ + | STRUCT_KEYW IDENT + { remove_node($1); (*$2)->tag = SYM_STRUCT; $$ = $2; } + | UNION_KEYW IDENT + { remove_node($1); (*$2)->tag = SYM_UNION; $$ = $2; } + | ENUM_KEYW IDENT + { remove_node($1); (*$2)->tag = SYM_ENUM; $$ = $2; } + + /* Full definitions of an s/u/e. Record it. */ + | STRUCT_KEYW IDENT class_body + { struct string_list *s = *$3, *i = *$2, *r; + r = copy_node(i); r->tag = SYM_STRUCT; + r->next = (*$1)->next; *$3 = r; (*$1)->next = NULL; + add_symbol(i->string, SYM_STRUCT, s, is_extern); + $$ = $3; + } + | UNION_KEYW IDENT class_body + { struct string_list *s = *$3, *i = *$2, *r; + r = copy_node(i); r->tag = SYM_UNION; + r->next = (*$1)->next; *$3 = r; (*$1)->next = NULL; + add_symbol(i->string, SYM_UNION, s, is_extern); + $$ = $3; + } + | ENUM_KEYW IDENT BRACE_PHRASE + { struct string_list *s = *$3, *i = *$2, *r; + r = copy_node(i); r->tag = SYM_ENUM; + r->next = (*$1)->next; *$3 = r; (*$1)->next = NULL; + add_symbol(i->string, SYM_ENUM, s, is_extern); + $$ = $3; + } + + /* Anonymous s/u/e definitions. Nothing needs doing. */ + | ENUM_KEYW BRACE_PHRASE { $$ = $2; } + | STRUCT_KEYW class_body { $$ = $2; } + | UNION_KEYW class_body { $$ = $2; } + ; + +simple_type_specifier: + CHAR_KEYW + | SHORT_KEYW + | INT_KEYW + | LONG_KEYW + | SIGNED_KEYW + | UNSIGNED_KEYW + | FLOAT_KEYW + | DOUBLE_KEYW + | VOID_KEYW + | BOOL_KEYW + | TYPE { (*$1)->tag = SYM_TYPEDEF; $$ = $1; } + ; + +ptr_operator: + '*' cvar_qualifier_seq_opt + { $$ = $2 ? $2 : $1; } + ; + +cvar_qualifier_seq_opt: + /* empty */ { $$ = NULL; } + | cvar_qualifier_seq + ; + +cvar_qualifier_seq: + cvar_qualifier + | cvar_qualifier_seq cvar_qualifier { $$ = $2; } + ; + +cvar_qualifier: + CONST_KEYW | VOLATILE_KEYW | ATTRIBUTE_PHRASE + | RESTRICT_KEYW + { /* restrict has no effect in prototypes so ignore it */ + remove_node($1); + $$ = $1; + } + ; + +declarator: + ptr_operator declarator { $$ = $2; } + | direct_declarator + ; + +direct_declarator: + IDENT + { if (current_name != NULL) { + error_with_pos("unexpected second declaration name"); + YYERROR; + } else { + current_name = (*$1)->string; + $$ = $1; + } + } + | direct_declarator '(' parameter_declaration_clause ')' + { $$ = $4; } + | direct_declarator '(' error ')' + { $$ = $4; } + | direct_declarator BRACKET_PHRASE + { $$ = $2; } + | '(' declarator ')' + { $$ = $3; } + | '(' error ')' + { $$ = $3; } + ; + +/* Nested declarators differ from regular declarators in that they do + not record the symbols they find in the global symbol table. */ +nested_declarator: + ptr_operator nested_declarator { $$ = $2; } + | direct_nested_declarator + ; + +direct_nested_declarator: + IDENT + | TYPE + | direct_nested_declarator '(' parameter_declaration_clause ')' + { $$ = $4; } + | direct_nested_declarator '(' error ')' + { $$ = $4; } + | direct_nested_declarator BRACKET_PHRASE + { $$ = $2; } + | '(' nested_declarator ')' + { $$ = $3; } + | '(' error ')' + { $$ = $3; } + ; + +parameter_declaration_clause: + parameter_declaration_list_opt DOTS { $$ = $2; } + | parameter_declaration_list_opt + | parameter_declaration_list ',' DOTS { $$ = $3; } + ; + +parameter_declaration_list_opt: + /* empty */ { $$ = NULL; } + | parameter_declaration_list + ; + +parameter_declaration_list: + parameter_declaration + | parameter_declaration_list ',' parameter_declaration + { $$ = $3; } + ; + +parameter_declaration: + decl_specifier_seq m_abstract_declarator + { $$ = $2 ? $2 : $1; } + ; + +m_abstract_declarator: + ptr_operator m_abstract_declarator + { $$ = $2 ? $2 : $1; } + | direct_m_abstract_declarator + ; + +direct_m_abstract_declarator: + /* empty */ { $$ = NULL; } + | IDENT + { /* For version 2 checksums, we don't want to remember + private parameter names. */ + remove_node($1); + $$ = $1; + } + /* This wasn't really a typedef name but an identifier that + shadows one. */ + | TYPE + { remove_node($1); + $$ = $1; + } + | direct_m_abstract_declarator '(' parameter_declaration_clause ')' + { $$ = $4; } + | direct_m_abstract_declarator '(' error ')' + { $$ = $4; } + | direct_m_abstract_declarator BRACKET_PHRASE + { $$ = $2; } + | '(' m_abstract_declarator ')' + { $$ = $3; } + | '(' error ')' + { $$ = $3; } + ; + +function_definition: + decl_specifier_seq_opt declarator BRACE_PHRASE + { struct string_list *decl = *$2; + *$2 = NULL; + add_symbol(current_name, SYM_NORMAL, decl, is_extern); + $$ = $3; + } + ; + +initializer_opt: + /* empty */ { $$ = NULL; } + | initializer + ; + +/* We never care about the contents of an initializer. */ +initializer: + '=' EXPRESSION_PHRASE + { remove_list($2, &(*$1)->next); $$ = $2; } + ; + +class_body: + '{' member_specification_opt '}' { $$ = $3; } + | '{' error '}' { $$ = $3; } + ; + +member_specification_opt: + /* empty */ { $$ = NULL; } + | member_specification + ; + +member_specification: + member_declaration + | member_specification member_declaration { $$ = $2; } + ; + +member_declaration: + decl_specifier_seq_opt member_declarator_list_opt ';' + { $$ = $3; } + | error ';' + { $$ = $2; } + ; + +member_declarator_list_opt: + /* empty */ { $$ = NULL; } + | member_declarator_list + ; + +member_declarator_list: + member_declarator + | member_declarator_list ',' member_declarator { $$ = $3; } + ; + +member_declarator: + nested_declarator attribute_opt { $$ = $2 ? $2 : $1; } + | IDENT member_bitfield_declarator { $$ = $2; } + | member_bitfield_declarator + ; + +member_bitfield_declarator: + ':' EXPRESSION_PHRASE { $$ = $2; } + ; + +attribute_opt: + /* empty */ { $$ = NULL; } + | attribute_opt ATTRIBUTE_PHRASE + ; + +asm_definition: + ASM_PHRASE ';' { $$ = $2; } + ; + +asm_phrase_opt: + /* empty */ { $$ = NULL; } + | ASM_PHRASE + ; + +export_definition: + EXPORT_SYMBOL_KEYW '(' IDENT ')' ';' + { export_symbol((*$3)->string); $$ = $5; } + ; + + +%% + +static void +yyerror(const char *e) +{ + error_with_pos("%s", e); +} |
