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-rw-r--r--lib/librpc/rpcgen/rpc_scan.c473
1 files changed, 0 insertions, 473 deletions
diff --git a/lib/librpc/rpcgen/rpc_scan.c b/lib/librpc/rpcgen/rpc_scan.c
deleted file mode 100644
index e46a1b5..0000000
--- a/lib/librpc/rpcgen/rpc_scan.c
+++ /dev/null
@@ -1,473 +0,0 @@
-/* @(#)rpc_scan.c 2.1 88/08/01 4.0 RPCSRC */
-/*
- * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
- * unrestricted use provided that this legend is included on all tape
- * media and as a part of the software program in whole or part. Users
- * may copy or modify Sun RPC without charge, but are not authorized
- * to license or distribute it to anyone else except as part of a product or
- * program developed by the user.
- *
- * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
- * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
- *
- * Sun RPC is provided with no support and without any obligation on the
- * part of Sun Microsystems, Inc. to assist in its use, correction,
- * modification or enhancement.
- *
- * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
- * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
- * OR ANY PART THEREOF.
- *
- * In no event will Sun Microsystems, Inc. be liable for any lost revenue
- * or profits or other special, indirect and consequential damages, even if
- * Sun has been advised of the possibility of such damages.
- *
- * Sun Microsystems, Inc.
- * 2550 Garcia Avenue
- * Mountain View, California 94043
- */
-#ifndef lint
-static char sccsid[] = "@(#)rpc_scan.c 1.6 87/06/24 (C) 1987 SMI";
-#endif
-
-/*
- * rpc_scan.c, Scanner for the RPC protocol compiler
- * Copyright (C) 1987, Sun Microsystems, Inc.
- */
-#include <stdio.h>
-#include <ctype.h>
-#include <strings.h>
-#include "rpc_scan.h"
-#include "rpc_util.h"
-
-#define startcomment(where) (where[0] == '/' && where[1] == '*')
-#define endcomment(where) (where[-1] == '*' && where[0] == '/')
-
-static int pushed = 0; /* is a token pushed */
-static token lasttok; /* last token, if pushed */
-
-/*
- * scan expecting 1 given token
- */
-void
-scan(expect, tokp)
- tok_kind expect;
- token *tokp;
-{
- get_token(tokp);
- if (tokp->kind != expect) {
- expected1(expect);
- }
-}
-
-/*
- * scan expecting 2 given tokens
- */
-void
-scan2(expect1, expect2, tokp)
- tok_kind expect1;
- tok_kind expect2;
- token *tokp;
-{
- get_token(tokp);
- if (tokp->kind != expect1 && tokp->kind != expect2) {
- expected2(expect1, expect2);
- }
-}
-
-/*
- * scan expecting 3 given token
- */
-void
-scan3(expect1, expect2, expect3, tokp)
- tok_kind expect1;
- tok_kind expect2;
- tok_kind expect3;
- token *tokp;
-{
- get_token(tokp);
- if (tokp->kind != expect1 && tokp->kind != expect2
- && tokp->kind != expect3) {
- expected3(expect1, expect2, expect3);
- }
-}
-
-
-/*
- * scan expecting a constant, possibly symbolic
- */
-void
-scan_num(tokp)
- token *tokp;
-{
- get_token(tokp);
- switch (tokp->kind) {
- case TOK_IDENT:
- break;
- default:
- error("constant or identifier expected");
- }
-}
-
-
-/*
- * Peek at the next token
- */
-void
-peek(tokp)
- token *tokp;
-{
- get_token(tokp);
- unget_token(tokp);
-}
-
-
-/*
- * Peek at the next token and scan it if it matches what you expect
- */
-int
-peekscan(expect, tokp)
- tok_kind expect;
- token *tokp;
-{
- peek(tokp);
- if (tokp->kind == expect) {
- get_token(tokp);
- return (1);
- }
- return (0);
-}
-
-
-
-/*
- * Get the next token, printing out any directive that are encountered.
- */
-void
-get_token(tokp)
- token *tokp;
-{
- int commenting;
-
- if (pushed) {
- pushed = 0;
- *tokp = lasttok;
- return;
- }
- commenting = 0;
- for (;;) {
- if (*where == 0) {
- for (;;) {
- if (!fgets(curline, MAXLINESIZE, fin)) {
- tokp->kind = TOK_EOF;
- *where = 0;
- return;
- }
- linenum++;
- if (commenting) {
- break;
- } else if (cppline(curline)) {
- docppline(curline, &linenum,
- &infilename);
- } else if (directive(curline)) {
- printdirective(curline);
- } else {
- break;
- }
- }
- where = curline;
- } else if (isspace(*where)) {
- while (isspace(*where)) {
- where++; /* eat */
- }
- } else if (commenting) {
- where++;
- if (endcomment(where)) {
- where++;
- commenting--;
- }
- } else if (startcomment(where)) {
- where += 2;
- commenting++;
- } else {
- break;
- }
- }
-
- /*
- * 'where' is not whitespace, comment or directive Must be a token!
- */
- switch (*where) {
- case ':':
- tokp->kind = TOK_COLON;
- where++;
- break;
- case ';':
- tokp->kind = TOK_SEMICOLON;
- where++;
- break;
- case ',':
- tokp->kind = TOK_COMMA;
- where++;
- break;
- case '=':
- tokp->kind = TOK_EQUAL;
- where++;
- break;
- case '*':
- tokp->kind = TOK_STAR;
- where++;
- break;
- case '[':
- tokp->kind = TOK_LBRACKET;
- where++;
- break;
- case ']':
- tokp->kind = TOK_RBRACKET;
- where++;
- break;
- case '{':
- tokp->kind = TOK_LBRACE;
- where++;
- break;
- case '}':
- tokp->kind = TOK_RBRACE;
- where++;
- break;
- case '(':
- tokp->kind = TOK_LPAREN;
- where++;
- break;
- case ')':
- tokp->kind = TOK_RPAREN;
- where++;
- break;
- case '<':
- tokp->kind = TOK_LANGLE;
- where++;
- break;
- case '>':
- tokp->kind = TOK_RANGLE;
- where++;
- break;
-
- case '"':
- tokp->kind = TOK_STRCONST;
- findstrconst(&where, &tokp->str);
- break;
-
- case '-':
- case '0':
- case '1':
- case '2':
- case '3':
- case '4':
- case '5':
- case '6':
- case '7':
- case '8':
- case '9':
- tokp->kind = TOK_IDENT;
- findconst(&where, &tokp->str);
- break;
-
-
- default:
- if (!(isalpha(*where) || *where == '_')) {
- char buf[100];
- char *p;
-
- s_print(buf, "illegal character in file: ");
- p = buf + strlen(buf);
- if (isprint(*where)) {
- s_print(p, "%c", *where);
- } else {
- s_print(p, "%d", *where);
- }
- error(buf);
- }
- findkind(&where, tokp);
- break;
- }
-}
-
-
-
-static
-unget_token(tokp)
- token *tokp;
-{
- lasttok = *tokp;
- pushed = 1;
-}
-
-
-static
-findstrconst(str, val)
- char **str;
- char **val;
-{
- char *p;
- int size;
-
- p = *str;
- do {
- *p++;
- } while (*p && *p != '"');
- if (*p == 0) {
- error("unterminated string constant");
- }
- p++;
- size = p - *str;
- *val = alloc(size + 1);
- (void) strncpy(*val, *str, size);
- (*val)[size] = 0;
- *str = p;
-}
-
-static
-findconst(str, val)
- char **str;
- char **val;
-{
- char *p;
- int size;
-
- p = *str;
- if (*p == '0' && *(p + 1) == 'x') {
- p++;
- do {
- p++;
- } while (isxdigit(*p));
- } else {
- do {
- p++;
- } while (isdigit(*p));
- }
- size = p - *str;
- *val = alloc(size + 1);
- (void) strncpy(*val, *str, size);
- (*val)[size] = 0;
- *str = p;
-}
-
-
-
-static token symbols[] = {
- {TOK_CONST, "const"},
- {TOK_UNION, "union"},
- {TOK_SWITCH, "switch"},
- {TOK_CASE, "case"},
- {TOK_DEFAULT, "default"},
- {TOK_STRUCT, "struct"},
- {TOK_TYPEDEF, "typedef"},
- {TOK_ENUM, "enum"},
- {TOK_OPAQUE, "opaque"},
- {TOK_BOOL, "bool"},
- {TOK_VOID, "void"},
- {TOK_CHAR, "char"},
- {TOK_INT, "int"},
- {TOK_UNSIGNED, "unsigned"},
- {TOK_SHORT, "short"},
- {TOK_LONG, "long"},
- {TOK_FLOAT, "float"},
- {TOK_DOUBLE, "double"},
- {TOK_STRING, "string"},
- {TOK_PROGRAM, "program"},
- {TOK_VERSION, "version"},
- {TOK_EOF, "??????"},
-};
-
-
-static
-findkind(mark, tokp)
- char **mark;
- token *tokp;
-{
-
- int len;
- token *s;
- char *str;
-
- str = *mark;
- for (s = symbols; s->kind != TOK_EOF; s++) {
- len = strlen(s->str);
- if (strncmp(str, s->str, len) == 0) {
- if (!isalnum(str[len]) && str[len] != '_') {
- tokp->kind = s->kind;
- tokp->str = s->str;
- *mark = str + len;
- return;
- }
- }
- }
- tokp->kind = TOK_IDENT;
- for (len = 0; isalnum(str[len]) || str[len] == '_'; len++);
- tokp->str = alloc(len + 1);
- (void) strncpy(tokp->str, str, len);
- tokp->str[len] = 0;
- *mark = str + len;
-}
-
-static
-cppline(line)
- char *line;
-{
- return (line == curline && *line == '#');
-}
-
-static
-directive(line)
- char *line;
-{
- return (line == curline && *line == '%');
-}
-
-static
-printdirective(line)
- char *line;
-{
- f_print(fout, "%s", line + 1);
-}
-
-static
-docppline(line, lineno, fname)
- char *line;
- int *lineno;
- char **fname;
-{
- char *file;
- int num;
- char *p;
-
- line++;
- while (isspace(*line)) {
- line++;
- }
- num = atoi(line);
- while (isdigit(*line)) {
- line++;
- }
- while (isspace(*line)) {
- line++;
- }
- if (*line != '"') {
- error("preprocessor error");
- }
- line++;
- p = file = alloc(strlen(line) + 1);
- while (*line && *line != '"') {
- *p++ = *line++;
- }
- if (*line == 0) {
- error("preprocessor error");
- }
- *p = 0;
- if (*file == 0) {
- *fname = NULL;
- } else {
- *fname = file;
- }
- *lineno = num - 1;
-}
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