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Diffstat (limited to 'contrib/binutils/ld/ldmisc.c')
-rw-r--r-- | contrib/binutils/ld/ldmisc.c | 552 |
1 files changed, 0 insertions, 552 deletions
diff --git a/contrib/binutils/ld/ldmisc.c b/contrib/binutils/ld/ldmisc.c deleted file mode 100644 index def598d..0000000 --- a/contrib/binutils/ld/ldmisc.c +++ /dev/null @@ -1,552 +0,0 @@ -/* ldmisc.c - Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, - 2000, 2002, 2003 - Free Software Foundation, Inc. - Written by Steve Chamberlain of Cygnus Support. - - This file is part of GLD, the Gnu Linker. - - GLD 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. - - GLD 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 GLD; see the file COPYING. If not, write to the Free - Software Foundation, 59 Temple Place - Suite 330, Boston, MA - 02111-1307, USA. */ - -#include "bfd.h" -#include "bfdlink.h" -#include "sysdep.h" -#include "libiberty.h" -#include "demangle.h" -#include <stdarg.h> -#include "ld.h" -#include "ldmisc.h" -#include "ldexp.h" -#include "ldlang.h" -#include <ldgram.h> -#include "ldlex.h" -#include "ldmain.h" -#include "ldfile.h" - -/* - %% literal % - %F error is fatal - %P print program name - %S print script file and linenumber - %E current bfd error or errno - %I filename from a lang_input_statement_type - %B filename from a bfd - %T symbol name - %X no object output, fail return - %V hex bfd_vma - %v hex bfd_vma, no leading zeros - %W hex bfd_vma with 0x with no leading zeros taking up 8 spaces - %C clever filename:linenumber with function - %D like %C, but no function name - %G like %D, but only function name - %R info about a relent - %s arbitrary string, like printf - %d integer, like printf - %u integer, like printf -*/ - -static void -vfinfo (FILE *fp, const char *fmt, va_list arg) -{ - bfd_boolean fatal = FALSE; - - while (*fmt != '\0') - { - while (*fmt != '%' && *fmt != '\0') - { - putc (*fmt, fp); - fmt++; - } - - if (*fmt == '%') - { - fmt++; - switch (*fmt++) - { - default: - fprintf (fp, "%%%c", fmt[-1]); - break; - - case '%': - /* literal % */ - putc ('%', fp); - break; - - case 'X': - /* no object output, fail return */ - config.make_executable = FALSE; - break; - - case 'V': - /* hex bfd_vma */ - { - bfd_vma value = va_arg (arg, bfd_vma); - fprintf_vma (fp, value); - } - break; - - case 'v': - /* hex bfd_vma, no leading zeros */ - { - char buf[100]; - char *p = buf; - bfd_vma value = va_arg (arg, bfd_vma); - sprintf_vma (p, value); - while (*p == '0') - p++; - if (!*p) - p--; - fputs (p, fp); - } - break; - - case 'W': - /* hex bfd_vma with 0x with no leading zeroes taking up - 8 spaces. */ - { - char buf[100]; - bfd_vma value; - char *p; - int len; - - value = va_arg (arg, bfd_vma); - sprintf_vma (buf, value); - for (p = buf; *p == '0'; ++p) - ; - if (*p == '\0') - --p; - len = strlen (p); - while (len < 8) - { - putc (' ', fp); - ++len; - } - fprintf (fp, "0x%s", p); - } - break; - - case 'T': - /* Symbol name. */ - { - const char *name = va_arg (arg, const char *); - - if (name == NULL || *name == 0) - fprintf (fp, _("no symbol")); - else if (! demangling) - fprintf (fp, "%s", name); - else - { - char *demangled; - - demangled = demangle (name); - fprintf (fp, "%s", demangled); - free (demangled); - } - } - break; - - case 'B': - /* filename from a bfd */ - { - bfd *abfd = va_arg (arg, bfd *); - if (abfd->my_archive) - fprintf (fp, "%s(%s)", abfd->my_archive->filename, - abfd->filename); - else - fprintf (fp, "%s", abfd->filename); - } - break; - - case 'F': - /* Error is fatal. */ - fatal = TRUE; - break; - - case 'P': - /* Print program name. */ - fprintf (fp, "%s", program_name); - break; - - case 'E': - /* current bfd error or errno */ - fprintf (fp, "%s", bfd_errmsg (bfd_get_error ())); - break; - - case 'I': - /* filename from a lang_input_statement_type */ - { - lang_input_statement_type *i; - - i = va_arg (arg, lang_input_statement_type *); - if (bfd_my_archive (i->the_bfd) != NULL) - fprintf (fp, "(%s)", - bfd_get_filename (bfd_my_archive (i->the_bfd))); - fprintf (fp, "%s", i->local_sym_name); - if (bfd_my_archive (i->the_bfd) == NULL - && strcmp (i->local_sym_name, i->filename) != 0) - fprintf (fp, " (%s)", i->filename); - } - break; - - case 'S': - /* Print script file and linenumber. */ - if (parsing_defsym) - fprintf (fp, "--defsym %s", lex_string); - else if (ldfile_input_filename != NULL) - fprintf (fp, "%s:%u", ldfile_input_filename, lineno); - else - fprintf (fp, _("built in linker script:%u"), lineno); - break; - - case 'R': - /* Print all that's interesting about a relent. */ - { - arelent *relent = va_arg (arg, arelent *); - - lfinfo (fp, "%s+0x%v (type %s)", - (*(relent->sym_ptr_ptr))->name, - relent->addend, - relent->howto->name); - } - break; - - case 'C': - case 'D': - case 'G': - /* Clever filename:linenumber with function name if possible. - The arguments are a BFD, a section, and an offset. */ - { - static bfd *last_bfd; - static char *last_file = NULL; - static char *last_function = NULL; - bfd *abfd; - asection *section; - bfd_vma offset; - lang_input_statement_type *entry; - asymbol **asymbols; - const char *filename; - const char *functionname; - unsigned int linenumber; - bfd_boolean discard_last; - - abfd = va_arg (arg, bfd *); - section = va_arg (arg, asection *); - offset = va_arg (arg, bfd_vma); - - entry = (lang_input_statement_type *) abfd->usrdata; - if (entry != (lang_input_statement_type *) NULL - && entry->asymbols != (asymbol **) NULL) - asymbols = entry->asymbols; - else - { - long symsize; - long symbol_count; - - symsize = bfd_get_symtab_upper_bound (abfd); - if (symsize < 0) - einfo (_("%B%F: could not read symbols\n"), abfd); - asymbols = xmalloc (symsize); - symbol_count = bfd_canonicalize_symtab (abfd, asymbols); - if (symbol_count < 0) - einfo (_("%B%F: could not read symbols\n"), abfd); - if (entry != (lang_input_statement_type *) NULL) - { - entry->asymbols = asymbols; - entry->symbol_count = symbol_count; - } - } - - lfinfo (fp, "%B(%s+0x%v)", abfd, section->name, offset); - - discard_last = TRUE; - if (bfd_find_nearest_line (abfd, section, asymbols, offset, - &filename, &functionname, - &linenumber)) - { - bfd_boolean need_colon = TRUE; - - if (functionname != NULL && fmt[-1] == 'C') - { - if (last_bfd == NULL - || last_file == NULL - || last_function == NULL - || last_bfd != abfd - || (filename != NULL - && strcmp (last_file, filename) != 0) - || strcmp (last_function, functionname) != 0) - { - lfinfo (fp, _(": In function `%T':\n"), - functionname); - need_colon = FALSE; - - last_bfd = abfd; - if (last_file != NULL) - free (last_file); - last_file = NULL; - if (filename) - last_file = xstrdup (filename); - if (last_function != NULL) - free (last_function); - last_function = xstrdup (functionname); - } - discard_last = FALSE; - } - - if (filename != NULL) - { - if (need_colon) - putc (':', fp); - fputs (filename, fp); - } - - if (functionname != NULL && fmt[-1] == 'G') - lfinfo (fp, ":%T", functionname); - else if (filename != NULL && linenumber != 0) - fprintf (fp, ":%u", linenumber); - } - - if (asymbols != NULL && entry == NULL) - free (asymbols); - - if (discard_last) - { - last_bfd = NULL; - if (last_file != NULL) - { - free (last_file); - last_file = NULL; - } - if (last_function != NULL) - { - free (last_function); - last_function = NULL; - } - } - } - break; - - case 's': - /* arbitrary string, like printf */ - fprintf (fp, "%s", va_arg (arg, char *)); - break; - - case 'd': - /* integer, like printf */ - fprintf (fp, "%d", va_arg (arg, int)); - break; - - case 'u': - /* unsigned integer, like printf */ - fprintf (fp, "%u", va_arg (arg, unsigned int)); - break; - } - } - } - - if (config.fatal_warnings) - config.make_executable = FALSE; - - if (fatal) - xexit (1); -} - -/* Wrapper around cplus_demangle. Strips leading underscores and - other such chars that would otherwise confuse the demangler. */ - -char * -demangle (const char *name) -{ - char *res; - const char *p; - - if (output_bfd != NULL - && bfd_get_symbol_leading_char (output_bfd) == name[0]) - ++name; - - /* This is a hack for better error reporting on XCOFF, PowerPC64-ELF - or the MS PE format. These formats have a number of leading '.'s - on at least some symbols, so we remove all dots to avoid - confusing the demangler. */ - p = name; - while (*p == '.') - ++p; - - res = cplus_demangle (p, DMGL_ANSI | DMGL_PARAMS); - if (res) - { - size_t dots = p - name; - - /* Now put back any stripped dots. */ - if (dots != 0) - { - size_t len = strlen (res) + 1; - char *add_dots = xmalloc (len + dots); - - memcpy (add_dots, name, dots); - memcpy (add_dots + dots, res, len); - free (res); - res = add_dots; - } - return res; - } - return xstrdup (name); -} - -/* Format info message and print on stdout. */ - -/* (You would think this should be called just "info", but then you - would be hosed by LynxOS, which defines that name in its libc.) */ - -void -info_msg (const char *fmt, ...) -{ - va_list arg; - - va_start (arg, fmt); - vfinfo (stdout, fmt, arg); - va_end (arg); -} - -/* ('e' for error.) Format info message and print on stderr. */ - -void -einfo (const char *fmt, ...) -{ - va_list arg; - - va_start (arg, fmt); - vfinfo (stderr, fmt, arg); - va_end (arg); -} - -void -info_assert (const char *file, unsigned int line) -{ - einfo (_("%F%P: internal error %s %d\n"), file, line); -} - -/* ('m' for map) Format info message and print on map. */ - -void -minfo (const char *fmt, ...) -{ - va_list arg; - - va_start (arg, fmt); - vfinfo (config.map_file, fmt, arg); - va_end (arg); -} - -void -lfinfo (FILE *file, const char *fmt, ...) -{ - va_list arg; - - va_start (arg, fmt); - vfinfo (file, fmt, arg); - va_end (arg); -} - -/* Functions to print the link map. */ - -void -print_space (void) -{ - fprintf (config.map_file, " "); -} - -void -print_nl (void) -{ - fprintf (config.map_file, "\n"); -} - -/* A more or less friendly abort message. In ld.h abort is defined to - call this function. */ - -void -ld_abort (const char *file, int line, const char *fn) -{ - if (fn != NULL) - einfo (_("%P: internal error: aborting at %s line %d in %s\n"), - file, line, fn); - else - einfo (_("%P: internal error: aborting at %s line %d\n"), - file, line); - einfo (_("%P%F: please report this bug\n")); - xexit (1); -} - -bfd_boolean -error_handler (int id, const char *fmt, ...) -{ - va_list arg; - - va_start (arg, fmt); - - switch (id) - { - default: - break; - - /* We can be called with - - error_handler (-LD_DEFINITION_IN_DISCARDED_SECTION, "", 0); - - to make this error non-fatal and - - error_handler (-LD_DEFINITION_IN_DISCARDED_SECTION, "", 1); - - to make this error fatal. */ - case -LD_DEFINITION_IN_DISCARDED_SECTION: - case LD_DEFINITION_IN_DISCARDED_SECTION: - { - static struct bfd_hash_table *hash; - static int fatal = 1; - const char *name; - - if (id == -LD_DEFINITION_IN_DISCARDED_SECTION) - { - fatal = va_arg (arg, int); - goto out; - } - - name = va_arg (arg, const char *); - /* Only warn once about a particular undefined symbol. */ - if (hash == NULL) - { - hash = xmalloc (sizeof (struct bfd_hash_table)); - if (! bfd_hash_table_init (hash, bfd_hash_newfunc)) - einfo (_("%F%P: bfd_hash_table_init failed: %E\n")); - } - - if (bfd_hash_lookup (hash, name, FALSE, FALSE) != NULL) - goto out; - - if (bfd_hash_lookup (hash, name, TRUE, TRUE) == NULL) - einfo (_("%F%P: bfd_hash_lookup failed: %E\n")); - - if (fatal) - config.make_executable = FALSE; - } - break; - } - vfinfo (stderr, fmt, arg); - -out: - va_end (arg); - return TRUE; -} |