diff options
Diffstat (limited to 'ld/ldfile.c')
| -rw-r--r-- | ld/ldfile.c | 416 |
1 files changed, 0 insertions, 416 deletions
diff --git a/ld/ldfile.c b/ld/ldfile.c deleted file mode 100644 index 1dfa31f2192..00000000000 --- a/ld/ldfile.c +++ /dev/null @@ -1,416 +0,0 @@ -/* Copyright (C) 1991, 92, 93, 94, 95, 98, 1999 Free Software Foundation, Inc. - -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. */ - -/* - ldfile.c - - look after all the file stuff - - */ - -#include "bfd.h" -#include "sysdep.h" -#include "bfdlink.h" -#include "ld.h" -#include "ldmisc.h" -#include "ldexp.h" -#include "ldlang.h" -#include "ldfile.h" -#include "ldmain.h" -#include "ldgram.h" -#include "ldlex.h" -#include "ldemul.h" - -#include <ctype.h> - -const char *ldfile_input_filename; -boolean ldfile_assumed_script = false; -const char *ldfile_output_machine_name = ""; -unsigned long ldfile_output_machine; -enum bfd_architecture ldfile_output_architecture; -search_dirs_type *search_head; - -#ifndef MPW -#ifdef VMS -char *slash = ""; -#else -#if defined (_WIN32) && ! defined (__CYGWIN32__) -char *slash = "\\"; -#else -char *slash = "/"; -#endif -#endif -#else /* MPW */ -/* The MPW path char is a colon. */ -char *slash = ":"; -#endif /* MPW */ - -/* LOCAL */ - -static search_dirs_type **search_tail_ptr = &search_head; - -typedef struct search_arch -{ - char *name; - struct search_arch *next; -} search_arch_type; - -static search_arch_type *search_arch_head; -static search_arch_type **search_arch_tail_ptr = &search_arch_head; - -static boolean ldfile_open_file_search - PARAMS ((const char *arch, lang_input_statement_type *, - const char *lib, const char *suffix)); -static FILE *try_open PARAMS ((const char *name, const char *exten)); - -void -ldfile_add_library_path (name, cmdline) - const char *name; - boolean cmdline; -{ - search_dirs_type *new; - - new = (search_dirs_type *) xmalloc (sizeof (search_dirs_type)); - new->next = NULL; - new->name = name; - new->cmdline = cmdline; - *search_tail_ptr = new; - search_tail_ptr = &new->next; -} - -/* Try to open a BFD for a lang_input_statement. */ - -boolean -ldfile_try_open_bfd (attempt, entry) - const char *attempt; - lang_input_statement_type *entry; -{ - entry->the_bfd = bfd_openr (attempt, entry->target); - - if (trace_file_tries) - { - if (entry->the_bfd == NULL) - info_msg (_("attempt to open %s failed\n"), attempt); - else - info_msg (_("attempt to open %s succeeded\n"), attempt); - } - - if (entry->the_bfd != NULL) - return true; - else - { - if (bfd_get_error () == bfd_error_invalid_target) - einfo (_("%F%P: invalid BFD target `%s'\n"), entry->target); - return false; - } -} - -/* Search for and open the file specified by ENTRY. If it is an - archive, use ARCH, LIB and SUFFIX to modify the file name. */ - -static boolean -ldfile_open_file_search (arch, entry, lib, suffix) - const char *arch; - lang_input_statement_type *entry; - const char *lib; - const char *suffix; -{ - search_dirs_type *search; - - /* If this is not an archive, try to open it in the current - directory first. */ - if (! entry->is_archive) - { - if (ldfile_try_open_bfd (entry->filename, entry)) - return true; - } - - for (search = search_head; - search != (search_dirs_type *)NULL; - search = search->next) - { - char *string; - - if (entry->dynamic && ! link_info.relocateable) - { - if (ldemul_open_dynamic_archive (arch, search, entry)) - return true; - } - - string = (char *) xmalloc (strlen (search->name) - + strlen (slash) - + strlen (lib) - + strlen (entry->filename) - + strlen (arch) - + strlen (suffix) - + 1); - - if (entry->is_archive) - sprintf (string, "%s%s%s%s%s%s", search->name, slash, - lib, entry->filename, arch, suffix); - else if (entry->filename[0] == '/' || entry->filename[0] == '.' -#if defined (__MSDOS__) || defined (_WIN32) - || entry->filename[0] == '\\' - || (isalpha (entry->filename[0]) - && entry->filename[1] == ':') -#endif - ) - strcpy (string, entry->filename); - else - sprintf (string, "%s%s%s", search->name, slash, entry->filename); - - if (ldfile_try_open_bfd (string, entry)) - { - entry->filename = string; - return true; - } - - free (string); - } - - return false; -} - -/* Open the input file specified by ENTRY. */ - -void -ldfile_open_file (entry) - lang_input_statement_type *entry; -{ - if (entry->the_bfd != NULL) - return; - - if (! entry->search_dirs_flag) - { - if (ldfile_try_open_bfd (entry->filename, entry)) - return; - if (strcmp (entry->filename, entry->local_sym_name) != 0) - einfo (_("%F%P: cannot open %s for %s: %E\n"), - entry->filename, entry->local_sym_name); - else - einfo(_("%F%P: cannot open %s: %E\n"), entry->local_sym_name); - } - else - { - search_arch_type *arch; - - /* Try to open <filename><suffix> or lib<filename><suffix>.a */ - for (arch = search_arch_head; - arch != (search_arch_type *) NULL; - arch = arch->next) - { - if (ldfile_open_file_search (arch->name, entry, "lib", ".a")) - return; -#ifdef VMS - if (ldfile_open_file_search (arch->name, entry, ":lib", ".a")) - return; -#endif - } - einfo (_("%F%P: cannot find %s\n"), entry->local_sym_name); - } -} - -/* Try to open NAME; if that fails, try NAME with EXTEN appended to it. */ - -static FILE * -try_open (name, exten) - const char *name; - const char *exten; -{ - FILE *result; - char buff[1000]; - - result = fopen (name, "r"); - if (trace_file_tries) - { - if (result == NULL) - info_msg (_("cannot find script file %s\n"), name); - else - info_msg (_("opened script file %s\n"), name); - } - - if (result != NULL) - return result; - - if (*exten) - { - sprintf (buff, "%s%s", name, exten); - result = fopen (buff, "r"); - if (trace_file_tries) - { - if (result == NULL) - info_msg (_("cannot find script file %s\n"), buff); - else - info_msg (_("opened script file %s\n"), buff); - } - } - - return result; -} - -/* Try to open NAME; if that fails, look for it in any directories - specified with -L, without and with EXTEND apppended. */ - -FILE * -ldfile_find_command_file (name, extend) - const char *name; - const char *extend; -{ - search_dirs_type *search; - FILE *result; - char buffer[1000]; - - /* First try raw name */ - result = try_open(name,""); - if (result == (FILE *)NULL) { - /* Try now prefixes */ - for (search = search_head; - search != (search_dirs_type *)NULL; - search = search->next) { - sprintf(buffer,"%s%s%s", search->name, slash, name); - result = try_open(buffer, extend); - if (result)break; - } - } - return result; -} - -void -ldfile_open_command_file (name) - const char *name; -{ - FILE *ldlex_input_stack; - ldlex_input_stack = ldfile_find_command_file(name, ""); - - if (ldlex_input_stack == (FILE *)NULL) { - bfd_set_error (bfd_error_system_call); - einfo(_("%P%F: cannot open linker script file %s: %E\n"),name); - } - lex_push_file(ldlex_input_stack, name); - - ldfile_input_filename = name; - lineno = 1; - had_script = true; -} - - - - - -#ifdef GNU960 -static -char * -gnu960_map_archname( name ) -char *name; -{ - struct tabentry { char *cmd_switch; char *arch; }; - static struct tabentry arch_tab[] = { - "", "", - "KA", "ka", - "KB", "kb", - "KC", "mc", /* Synonym for MC */ - "MC", "mc", - "CA", "ca", - "SA", "ka", /* Functionally equivalent to KA */ - "SB", "kb", /* Functionally equivalent to KB */ - NULL, "" - }; - struct tabentry *tp; - - - for ( tp = arch_tab; tp->cmd_switch != NULL; tp++ ){ - if ( !strcmp(name,tp->cmd_switch) ){ - break; - } - } - - if ( tp->cmd_switch == NULL ){ - einfo(_("%P%F: unknown architecture: %s\n"),name); - } - return tp->arch; -} - - - -void -ldfile_add_arch(name) -char *name; -{ - search_arch_type *new = - (search_arch_type *)xmalloc((bfd_size_type)(sizeof(search_arch_type))); - - - if (*name != '\0') { - if (ldfile_output_machine_name[0] != '\0') { - einfo(_("%P%F: target architecture respecified\n")); - return; - } - ldfile_output_machine_name = name; - } - - new->next = (search_arch_type*)NULL; - new->name = gnu960_map_archname( name ); - *search_arch_tail_ptr = new; - search_arch_tail_ptr = &new->next; - -} - -#else /* not GNU960 */ - - -void -ldfile_add_arch (in_name) - CONST char * in_name; -{ - char *name = buystring(in_name); - search_arch_type *new = - (search_arch_type *) xmalloc (sizeof (search_arch_type)); - - ldfile_output_machine_name = in_name; - - new->name = name; - new->next = (search_arch_type*)NULL; - while (*name) - { - if (isupper ((unsigned char) *name)) - *name = tolower ((unsigned char) *name); - name++; - } - *search_arch_tail_ptr = new; - search_arch_tail_ptr = &new->next; - -} -#endif - -/* Set the output architecture */ -void -ldfile_set_output_arch (string) - CONST char *string; -{ - const bfd_arch_info_type *arch = bfd_scan_arch(string); - - if (arch) { - ldfile_output_architecture = arch->arch; - ldfile_output_machine = arch->mach; - ldfile_output_machine_name = arch->printable_name; - } - else { - einfo(_("%P%F: cannot represent machine `%s'\n"), string); - } -} |