diff options
Diffstat (limited to 'binutils-2.24/binutils/ar.c')
| -rw-r--r-- | binutils-2.24/binutils/ar.c | 1478 |
1 files changed, 0 insertions, 1478 deletions
diff --git a/binutils-2.24/binutils/ar.c b/binutils-2.24/binutils/ar.c deleted file mode 100644 index 987b46cb..00000000 --- a/binutils-2.24/binutils/ar.c +++ /dev/null @@ -1,1478 +0,0 @@ -/* ar.c - Archive modify and extract. - Copyright 1991-2013 Free Software Foundation, Inc. - - This file is part of GNU Binutils. - - 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 3 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., 51 Franklin Street - Fifth Floor, Boston, - MA 02110-1301, USA. */ - -/* - Bugs: GNU ar used to check file against filesystem in quick_update and - replace operations (would check mtime). Doesn't warn when name truncated. - No way to specify pos_end. Error messages should be more consistent. */ - -#include "sysdep.h" -#include "bfd.h" -#include "libiberty.h" -#include "progress.h" -#include "getopt.h" -#include "aout/ar.h" -#include "libbfd.h" -#include "bucomm.h" -#include "arsup.h" -#include "filenames.h" -#include "binemul.h" -#include "plugin.h" - -#ifdef __GO32___ -#define EXT_NAME_LEN 3 /* Bufflen of addition to name if it's MS-DOS. */ -#else -#define EXT_NAME_LEN 6 /* Ditto for *NIX. */ -#endif - -/* Static declarations. */ - -static void mri_emul (void); -static const char *normalize (const char *, bfd *); -static void remove_output (void); -static void map_over_members (bfd *, void (*)(bfd *), char **, int); -static void print_contents (bfd * member); -static void delete_members (bfd *, char **files_to_delete); - -static void move_members (bfd *, char **files_to_move); -static void replace_members - (bfd *, char **files_to_replace, bfd_boolean quick); -static void print_descr (bfd * abfd); -static void write_archive (bfd *); -static int ranlib_only (const char *archname); -static int ranlib_touch (const char *archname); -static void usage (int); - -/** Globals and flags. */ - -static int mri_mode; - -/* This flag distinguishes between ar and ranlib: - 1 means this is 'ranlib'; 0 means this is 'ar'. - -1 means if we should use argv[0] to decide. */ -extern int is_ranlib; - -/* Nonzero means don't warn about creating the archive file if necessary. */ -int silent_create = 0; - -/* Nonzero means describe each action performed. */ -int verbose = 0; - -/* Nonzero means preserve dates of members when extracting them. */ -int preserve_dates = 0; - -/* Nonzero means don't replace existing members whose dates are more recent - than the corresponding files. */ -int newer_only = 0; - -/* Controls the writing of an archive symbol table (in BSD: a __.SYMDEF - member). -1 means we've been explicitly asked to not write a symbol table; - +1 means we've been explicitly asked to write it; - 0 is the default. - Traditionally, the default in BSD has been to not write the table. - However, for POSIX.2 compliance the default is now to write a symbol table - if any of the members are object files. */ -int write_armap = 0; - -/* Operate in deterministic mode: write zero for timestamps, uids, - and gids for archive members and the archive symbol table, and write - consistent file modes. */ -int deterministic = -1; /* Determinism indeterminate. */ - -/* Nonzero means it's the name of an existing member; position new or moved - files with respect to this one. */ -char *posname = NULL; - -/* Sez how to use `posname': pos_before means position before that member. - pos_after means position after that member. pos_end means always at end. - pos_default means default appropriately. For the latter two, `posname' - should also be zero. */ -enum pos - { - pos_default, pos_before, pos_after, pos_end - } postype = pos_default; - -enum operations - { - none = 0, del, replace, print_table, - print_files, extract, move, quick_append - } operation = none; - -static bfd ** -get_pos_bfd (bfd **, enum pos, const char *); - -/* For extract/delete only. If COUNTED_NAME_MODE is TRUE, we only - extract the COUNTED_NAME_COUNTER instance of that name. */ -static bfd_boolean counted_name_mode = 0; -static int counted_name_counter = 0; - -/* Whether to truncate names of files stored in the archive. */ -static bfd_boolean ar_truncate = FALSE; - -/* Whether to use a full file name match when searching an archive. - This is convenient for archives created by the Microsoft lib - program. */ -static bfd_boolean full_pathname = FALSE; - -/* Whether to create a "thin" archive (symbol index only -- no files). */ -static bfd_boolean make_thin_archive = FALSE; - -static int show_version = 0; - -static int show_help = 0; - -static const char *plugin_target = NULL; - -static const char *target = NULL; - -#define OPTION_PLUGIN 201 -#define OPTION_TARGET 202 - -static struct option long_options[] = -{ - {"help", no_argument, &show_help, 1}, - {"plugin", required_argument, NULL, OPTION_PLUGIN}, - {"target", required_argument, NULL, OPTION_TARGET}, - {"version", no_argument, &show_version, 1}, - {NULL, no_argument, NULL, 0} -}; - -int interactive = 0; - -static void -mri_emul (void) -{ - interactive = isatty (fileno (stdin)); - yyparse (); -} - -/* If COUNT is 0, then FUNCTION is called once on each entry. If nonzero, - COUNT is the length of the FILES chain; FUNCTION is called on each entry - whose name matches one in FILES. */ - -static void -map_over_members (bfd *arch, void (*function)(bfd *), char **files, int count) -{ - bfd *head; - int match_count; - - if (count == 0) - { - for (head = arch->archive_next; head; head = head->archive_next) - { - PROGRESS (1); - function (head); - } - return; - } - - /* This may appear to be a baroque way of accomplishing what we want. - However we have to iterate over the filenames in order to notice where - a filename is requested but does not exist in the archive. Ditto - mapping over each file each time -- we want to hack multiple - references. */ - - for (head = arch->archive_next; head; head = head->archive_next) - head->archive_pass = 0; - - for (; count > 0; files++, count--) - { - bfd_boolean found = FALSE; - - match_count = 0; - for (head = arch->archive_next; head; head = head->archive_next) - { - const char * filename; - - PROGRESS (1); - /* PR binutils/15796: Once an archive element has been matched - do not match it again. If the user provides multiple same-named - parameters on the command line their intent is to match multiple - same-named entries in the archive, not the same entry multiple - times. */ - if (head->archive_pass) - continue; - - filename = head->filename; - if (filename == NULL) - { - /* Some archive formats don't get the filenames filled in - until the elements are opened. */ - struct stat buf; - bfd_stat_arch_elt (head, &buf); - } - else if (bfd_is_thin_archive (arch)) - { - /* Thin archives store full pathnames. Need to normalize. */ - filename = normalize (filename, arch); - } - - if (filename != NULL - && !FILENAME_CMP (normalize (*files, arch), filename)) - { - ++match_count; - if (counted_name_mode - && match_count != counted_name_counter) - { - /* Counting, and didn't match on count; go on to the - next one. */ - continue; - } - - found = TRUE; - function (head); - head->archive_pass = 1; - /* PR binutils/15796: Once a file has been matched, do not - match any more same-named files in the archive. If the - user does want to match multiple same-name files in an - archive they should provide multiple same-name parameters - to the ar command. */ - break; - } - } - - if (!found) - /* xgettext:c-format */ - fprintf (stderr, _("no entry %s in archive\n"), *files); - } -} - -bfd_boolean operation_alters_arch = FALSE; - -static void -usage (int help) -{ - FILE *s; - -#if BFD_SUPPORTS_PLUGINS - /* xgettext:c-format */ - const char *command_line - = _("Usage: %s [emulation options] [-]{dmpqrstx}[abcDfilMNoPsSTuvV]" - " [--plugin <name>] [member-name] [count] archive-file file...\n"); - -#else - /* xgettext:c-format */ - const char *command_line - = _("Usage: %s [emulation options] [-]{dmpqrstx}[abcDfilMNoPsSTuvV]" - " [member-name] [count] archive-file file...\n"); -#endif - s = help ? stdout : stderr; - - fprintf (s, command_line, program_name); - - /* xgettext:c-format */ - fprintf (s, _(" %s -M [<mri-script]\n"), program_name); - fprintf (s, _(" commands:\n")); - fprintf (s, _(" d - delete file(s) from the archive\n")); - fprintf (s, _(" m[ab] - move file(s) in the archive\n")); - fprintf (s, _(" p - print file(s) found in the archive\n")); - fprintf (s, _(" q[f] - quick append file(s) to the archive\n")); - fprintf (s, _(" r[ab][f][u] - replace existing or insert new file(s) into the archive\n")); - fprintf (s, _(" s - act as ranlib\n")); - fprintf (s, _(" t - display contents of archive\n")); - fprintf (s, _(" x[o] - extract file(s) from the archive\n")); - fprintf (s, _(" command specific modifiers:\n")); - fprintf (s, _(" [a] - put file(s) after [member-name]\n")); - fprintf (s, _(" [b] - put file(s) before [member-name] (same as [i])\n")); - if (DEFAULT_AR_DETERMINISTIC) - { - fprintf (s, _("\ - [D] - use zero for timestamps and uids/gids (default)\n")); - fprintf (s, _("\ - [U] - use actual timestamps and uids/gids\n")); - } - else - { - fprintf (s, _("\ - [D] - use zero for timestamps and uids/gids\n")); - fprintf (s, _("\ - [U] - use actual timestamps and uids/gids (default)\n")); - } - fprintf (s, _(" [N] - use instance [count] of name\n")); - fprintf (s, _(" [f] - truncate inserted file names\n")); - fprintf (s, _(" [P] - use full path names when matching\n")); - fprintf (s, _(" [o] - preserve original dates\n")); - fprintf (s, _(" [u] - only replace files that are newer than current archive contents\n")); - fprintf (s, _(" generic modifiers:\n")); - fprintf (s, _(" [c] - do not warn if the library had to be created\n")); - fprintf (s, _(" [s] - create an archive index (cf. ranlib)\n")); - fprintf (s, _(" [S] - do not build a symbol table\n")); - fprintf (s, _(" [T] - make a thin archive\n")); - fprintf (s, _(" [v] - be verbose\n")); - fprintf (s, _(" [V] - display the version number\n")); - fprintf (s, _(" @<file> - read options from <file>\n")); - fprintf (s, _(" --target=BFDNAME - specify the target object format as BFDNAME\n")); -#if BFD_SUPPORTS_PLUGINS - fprintf (s, _(" optional:\n")); - fprintf (s, _(" --plugin <p> - load the specified plugin\n")); -#endif - - ar_emul_usage (s); - - list_supported_targets (program_name, s); - - if (REPORT_BUGS_TO[0] && help) - fprintf (s, _("Report bugs to %s\n"), REPORT_BUGS_TO); - - xexit (help ? 0 : 1); -} - -static void -ranlib_usage (int help) -{ - FILE *s; - - s = help ? stdout : stderr; - - /* xgettext:c-format */ - fprintf (s, _("Usage: %s [options] archive\n"), program_name); - fprintf (s, _(" Generate an index to speed access to archives\n")); - fprintf (s, _(" The options are:\n\ - @<file> Read options from <file>\n")); -#if BFD_SUPPORTS_PLUGINS - fprintf (s, _("\ - --plugin <name> Load the specified plugin\n")); -#endif - if (DEFAULT_AR_DETERMINISTIC) - fprintf (s, _("\ - -D Use zero for symbol map timestamp (default)\n\ - -U Use an actual symbol map timestamp\n")); - else - fprintf (s, _("\ - -D Use zero for symbol map timestamp\n\ - -U Use actual symbol map timestamp (default)\n")); - fprintf (s, _("\ - -t Update the archive's symbol map timestamp\n\ - -h --help Print this help message\n\ - -v --version Print version information\n")); - - list_supported_targets (program_name, s); - - if (REPORT_BUGS_TO[0] && help) - fprintf (s, _("Report bugs to %s\n"), REPORT_BUGS_TO); - - xexit (help ? 0 : 1); -} - -/* Normalize a file name specified on the command line into a file - name which we will use in an archive. */ - -static const char * -normalize (const char *file, bfd *abfd) -{ - const char *filename; - - if (full_pathname) - return file; - - filename = lbasename (file); - - if (ar_truncate - && abfd != NULL - && strlen (filename) > abfd->xvec->ar_max_namelen) - { - char *s; - - /* Space leak. */ - s = (char *) xmalloc (abfd->xvec->ar_max_namelen + 1); - memcpy (s, filename, abfd->xvec->ar_max_namelen); - s[abfd->xvec->ar_max_namelen] = '\0'; - filename = s; - } - - return filename; -} - -/* Remove any output file. This is only called via xatexit. */ - -static const char *output_filename = NULL; -static FILE *output_file = NULL; -static bfd *output_bfd = NULL; - -static void -remove_output (void) -{ - if (output_filename != NULL) - { - if (output_bfd != NULL) - bfd_cache_close (output_bfd); - if (output_file != NULL) - fclose (output_file); - unlink_if_ordinary (output_filename); - } -} - -static char ** -decode_options (int argc, char **argv) -{ - int c; - - /* Convert old-style tar call by exploding option element and rearranging - options accordingly. */ - - if (argc > 1 && argv[1][0] != '-') - { - int new_argc; /* argc value for rearranged arguments */ - char **new_argv; /* argv value for rearranged arguments */ - char *const *in; /* cursor into original argv */ - char **out; /* cursor into rearranged argv */ - const char *letter; /* cursor into old option letters */ - char buffer[3]; /* constructed option buffer */ - - /* Initialize a constructed option. */ - - buffer[0] = '-'; - buffer[2] = '\0'; - - /* Allocate a new argument array, and copy program name in it. */ - - new_argc = argc - 1 + strlen (argv[1]); - new_argv = xmalloc ((new_argc + 1) * sizeof (*argv)); - in = argv; - out = new_argv; - *out++ = *in++; - - /* Copy each old letter option as a separate option. */ - - for (letter = *in++; *letter; letter++) - { - buffer[1] = *letter; - *out++ = xstrdup (buffer); - } - - /* Copy all remaining options. */ - - while (in < argv + argc) - *out++ = *in++; - *out = NULL; - - /* Replace the old option list by the new one. */ - - argc = new_argc; - argv = new_argv; - } - - while ((c = getopt_long (argc, argv, "hdmpqrtxlcoVsSuvabiMNfPTDU", - long_options, NULL)) != EOF) - { - switch (c) - { - case 'd': - case 'm': - case 'p': - case 'q': - case 'r': - case 't': - case 'x': - if (operation != none) - fatal (_("two different operation options specified")); - break; - } - - switch (c) - { - case 'h': - show_help = 1; - break; - case 'd': - operation = del; - operation_alters_arch = TRUE; - break; - case 'm': - operation = move; - operation_alters_arch = TRUE; - break; - case 'p': - operation = print_files; - break; - case 'q': - operation = quick_append; - operation_alters_arch = TRUE; - break; - case 'r': - operation = replace; - operation_alters_arch = TRUE; - break; - case 't': - operation = print_table; - break; - case 'x': - operation = extract; - break; - case 'l': - break; - case 'c': - silent_create = 1; - break; - case 'o': - preserve_dates = 1; - break; - case 'V': - show_version = TRUE; - break; - case 's': - write_armap = 1; - break; - case 'S': - write_armap = -1; - break; - case 'u': - newer_only = 1; - break; - case 'v': - verbose = 1; - break; - case 'a': - postype = pos_after; - break; - case 'b': - postype = pos_before; - break; - case 'i': - postype = pos_before; - break; - case 'M': - mri_mode = 1; - break; - case 'N': - counted_name_mode = TRUE; - break; - case 'f': - ar_truncate = TRUE; - break; - case 'P': - full_pathname = TRUE; - break; - case 'T': - make_thin_archive = TRUE; - break; - case 'D': - deterministic = TRUE; - break; - case 'U': - deterministic = FALSE; - break; - case OPTION_PLUGIN: -#if BFD_SUPPORTS_PLUGINS - plugin_target = "plugin"; - bfd_plugin_set_plugin (optarg); -#else - fprintf (stderr, _("sorry - this program has been built without plugin support\n")); - xexit (1); -#endif - break; - case OPTION_TARGET: - target = optarg; - break; - case 0: /* A long option that just sets a flag. */ - break; - default: - usage (0); - } - } - - return &argv[optind]; -} - -/* If neither -D nor -U was specified explicitly, - then use the configured default. */ -static void -default_deterministic (void) -{ - if (deterministic < 0) - deterministic = DEFAULT_AR_DETERMINISTIC; -} - -static void -ranlib_main (int argc, char **argv) -{ - int arg_index, status = 0; - bfd_boolean touch = FALSE; - int c; - - while ((c = getopt_long (argc, argv, "DhHUvVt", long_options, NULL)) != EOF) - { - switch (c) - { - case 'D': - deterministic = TRUE; - break; - case 'U': - deterministic = FALSE; - break; - case 'h': - case 'H': - show_help = 1; - break; - case 't': - touch = TRUE; - break; - case 'v': - case 'V': - show_version = 1; - break; - - /* PR binutils/13493: Support plugins. */ - case OPTION_PLUGIN: -#if BFD_SUPPORTS_PLUGINS - plugin_target = "plugin"; - bfd_plugin_set_plugin (optarg); -#else - fprintf (stderr, _("sorry - this program has been built without plugin support\n")); - xexit (1); -#endif - break; - } - } - - if (argc < 2) - ranlib_usage (0); - - if (show_help) - ranlib_usage (1); - - if (show_version) - print_version ("ranlib"); - - default_deterministic (); - - arg_index = optind; - - while (arg_index < argc) - { - if (! touch) - status |= ranlib_only (argv[arg_index]); - else - status |= ranlib_touch (argv[arg_index]); - ++arg_index; - } - - xexit (status); -} - -int main (int, char **); - -int -main (int argc, char **argv) -{ - int arg_index; - char **files; - int file_count; - char *inarch_filename; - int i; - -#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES) - setlocale (LC_MESSAGES, ""); -#endif -#if defined (HAVE_SETLOCALE) - setlocale (LC_CTYPE, ""); -#endif - bindtextdomain (PACKAGE, LOCALEDIR); - textdomain (PACKAGE); - - program_name = argv[0]; - xmalloc_set_program_name (program_name); -#if BFD_SUPPORTS_PLUGINS - bfd_plugin_set_program_name (program_name); -#endif - - expandargv (&argc, &argv); - - if (is_ranlib < 0) - { - const char *temp = lbasename (program_name); - - if (strlen (temp) >= 6 - && FILENAME_CMP (temp + strlen (temp) - 6, "ranlib") == 0) - is_ranlib = 1; - else - is_ranlib = 0; - } - - START_PROGRESS (program_name, 0); - - bfd_init (); - set_default_bfd_target (); - - xatexit (remove_output); - - for (i = 1; i < argc; i++) - if (! ar_emul_parse_arg (argv[i])) - break; - argv += (i - 1); - argc -= (i - 1); - - if (is_ranlib) - ranlib_main (argc, argv); - - if (argc < 2) - usage (0); - - argv = decode_options (argc, argv); - - if (show_help) - usage (1); - - if (show_version) - print_version ("ar"); - - arg_index = 0; - - if (mri_mode) - { - mri_emul (); - } - else - { - bfd *arch; - - /* We don't use do_quick_append any more. Too many systems - expect ar to always rebuild the symbol table even when q is - used. */ - - /* We can't write an armap when using ar q, so just do ar r - instead. */ - if (operation == quick_append && write_armap) - operation = replace; - - if ((operation == none || operation == print_table) - && write_armap == 1) - xexit (ranlib_only (argv[arg_index])); - - if (operation == none) - fatal (_("no operation specified")); - - if (newer_only && operation != replace) - fatal (_("`u' is only meaningful with the `r' option.")); - - if (newer_only && deterministic > 0) - fatal (_("`u' is not meaningful with the `D' option.")); - - if (newer_only && deterministic < 0 && DEFAULT_AR_DETERMINISTIC) - non_fatal (_("\ -`u' modifier ignored since `D' is the default (see `U')")); - - default_deterministic (); - - if (postype != pos_default) - posname = argv[arg_index++]; - - if (counted_name_mode) - { - if (operation != extract && operation != del) - fatal (_("`N' is only meaningful with the `x' and `d' options.")); - counted_name_counter = atoi (argv[arg_index++]); - if (counted_name_counter <= 0) - fatal (_("Value for `N' must be positive.")); - } - - inarch_filename = argv[arg_index++]; - - for (file_count = 0; argv[arg_index + file_count] != NULL; file_count++) - continue; - - files = (file_count > 0) ? argv + arg_index : NULL; - - arch = open_inarch (inarch_filename, - files == NULL ? (char *) NULL : files[0]); - - if (operation == extract && bfd_is_thin_archive (arch)) - fatal (_("`x' cannot be used on thin archives.")); - - switch (operation) - { - case print_table: - map_over_members (arch, print_descr, files, file_count); - break; - - case print_files: - map_over_members (arch, print_contents, files, file_count); - break; - - case extract: - map_over_members (arch, extract_file, files, file_count); - break; - - case del: - if (files != NULL) - delete_members (arch, files); - else - output_filename = NULL; - break; - - case move: - /* PR 12558: Creating and moving at the same time does - not make sense. Just create the archive instead. */ - if (! silent_create) - { - if (files != NULL) - move_members (arch, files); - else - output_filename = NULL; - break; - } - /* Fall through. */ - - case replace: - case quick_append: - if (files != NULL || write_armap > 0) - replace_members (arch, files, operation == quick_append); - else - output_filename = NULL; - break; - - /* Shouldn't happen! */ - default: - /* xgettext:c-format */ - fatal (_("internal error -- this option not implemented")); - } - } - - END_PROGRESS (program_name); - - xexit (0); - return 0; -} - -bfd * -open_inarch (const char *archive_filename, const char *file) -{ - bfd **last_one; - bfd *next_one; - struct stat sbuf; - bfd *arch; - char **matching; - - bfd_set_error (bfd_error_no_error); - - if (target == NULL) - target = plugin_target; - - if (stat (archive_filename, &sbuf) != 0) - { -#if !defined(__GO32__) || defined(__DJGPP__) - - /* FIXME: I don't understand why this fragment was ifndef'ed - away for __GO32__; perhaps it was in the days of DJGPP v1.x. - stat() works just fine in v2.x, so I think this should be - removed. For now, I enable it for DJGPP v2. -- EZ. */ - - /* KLUDGE ALERT! Temporary fix until I figger why - stat() is wrong ... think it's buried in GO32's IDT - Jax */ - if (errno != ENOENT) - bfd_fatal (archive_filename); -#endif - - if (!operation_alters_arch) - { - fprintf (stderr, "%s: ", program_name); - perror (archive_filename); - maybequit (); - return NULL; - } - - /* If the target isn't set, try to figure out the target to use - for the archive from the first object on the list. */ - if (target == NULL && file != NULL) - { - bfd *obj; - - obj = bfd_openr (file, target); - if (obj != NULL) - { - if (bfd_check_format (obj, bfd_object)) - target = bfd_get_target (obj); - (void) bfd_close (obj); - } - } - - /* Create an empty archive. */ - arch = bfd_openw (archive_filename, target); - if (arch == NULL - || ! bfd_set_format (arch, bfd_archive) - || ! bfd_close (arch)) - bfd_fatal (archive_filename); - else if (!silent_create) - non_fatal (_("creating %s"), archive_filename); - - /* If we die creating a new archive, don't leave it around. */ - output_filename = archive_filename; - } - - arch = bfd_openr (archive_filename, target); - if (arch == NULL) - { - bloser: - bfd_fatal (archive_filename); - } - - if (! bfd_check_format_matches (arch, bfd_archive, &matching)) - { - bfd_nonfatal (archive_filename); - if (bfd_get_error () == bfd_error_file_ambiguously_recognized) - { - list_matching_formats (matching); - free (matching); - } - xexit (1); - } - - if ((operation == replace || operation == quick_append) - && bfd_openr_next_archived_file (arch, NULL) != NULL) - { - /* PR 15140: Catch attempts to convert a normal - archive into a thin archive or vice versa. */ - if (make_thin_archive && ! bfd_is_thin_archive (arch)) - { - fatal (_("Cannot convert existing library %s to thin format"), - bfd_get_filename (arch)); - goto bloser; - } - else if (! make_thin_archive && bfd_is_thin_archive (arch)) - { - fatal (_("Cannot convert existing thin library %s to normal format"), - bfd_get_filename (arch)); - goto bloser; - } - } - - last_one = &(arch->archive_next); - /* Read all the contents right away, regardless. */ - for (next_one = bfd_openr_next_archived_file (arch, NULL); - next_one; - next_one = bfd_openr_next_archived_file (arch, next_one)) - { - PROGRESS (1); - *last_one = next_one; - last_one = &next_one->archive_next; - } - *last_one = (bfd *) NULL; - if (bfd_get_error () != bfd_error_no_more_archived_files) - goto bloser; - return arch; -} - -static void -print_contents (bfd *abfd) -{ - bfd_size_type ncopied = 0; - bfd_size_type size; - char *cbuf = (char *) xmalloc (BUFSIZE); - struct stat buf; - - if (bfd_stat_arch_elt (abfd, &buf) != 0) - /* xgettext:c-format */ - fatal (_("internal stat error on %s"), bfd_get_filename (abfd)); - - if (verbose) - printf ("\n<%s>\n\n", bfd_get_filename (abfd)); - - bfd_seek (abfd, (file_ptr) 0, SEEK_SET); - - size = buf.st_size; - while (ncopied < size) - { - bfd_size_type nread; - bfd_size_type tocopy = size - ncopied; - - if (tocopy > BUFSIZE) - tocopy = BUFSIZE; - - nread = bfd_bread (cbuf, tocopy, abfd); - if (nread != tocopy) - /* xgettext:c-format */ - fatal (_("%s is not a valid archive"), - bfd_get_filename (bfd_my_archive (abfd))); - - /* fwrite in mingw32 may return int instead of bfd_size_type. Cast the - return value to bfd_size_type to avoid comparison between signed and - unsigned values. */ - if ((bfd_size_type) fwrite (cbuf, 1, nread, stdout) != nread) - fatal ("stdout: %s", strerror (errno)); - ncopied += tocopy; - } - free (cbuf); -} - -/* Extract a member of the archive into its own file. - - We defer opening the new file until after we have read a BUFSIZ chunk of the - old one, since we know we have just read the archive header for the old - one. Since most members are shorter than BUFSIZ, this means we will read - the old header, read the old data, write a new inode for the new file, and - write the new data, and be done. This 'optimization' is what comes from - sitting next to a bare disk and hearing it every time it seeks. -- Gnu - Gilmore */ - -void -extract_file (bfd *abfd) -{ - FILE *ostream; - char *cbuf = (char *) xmalloc (BUFSIZE); - bfd_size_type nread, tocopy; - bfd_size_type ncopied = 0; - bfd_size_type size; - struct stat buf; - - if (bfd_stat_arch_elt (abfd, &buf) != 0) - /* xgettext:c-format */ - fatal (_("internal stat error on %s"), bfd_get_filename (abfd)); - size = buf.st_size; - - if (verbose) - printf ("x - %s\n", bfd_get_filename (abfd)); - - bfd_seek (abfd, (file_ptr) 0, SEEK_SET); - - ostream = NULL; - if (size == 0) - { - /* Seems like an abstraction violation, eh? Well it's OK! */ - output_filename = bfd_get_filename (abfd); - - ostream = fopen (bfd_get_filename (abfd), FOPEN_WB); - if (ostream == NULL) - { - perror (bfd_get_filename (abfd)); - xexit (1); - } - - output_file = ostream; - } - else - while (ncopied < size) - { - tocopy = size - ncopied; - if (tocopy > BUFSIZE) - tocopy = BUFSIZE; - - nread = bfd_bread (cbuf, tocopy, abfd); - if (nread != tocopy) - /* xgettext:c-format */ - fatal (_("%s is not a valid archive"), - bfd_get_filename (bfd_my_archive (abfd))); - - /* See comment above; this saves disk arm motion */ - if (ostream == NULL) - { - /* Seems like an abstraction violation, eh? Well it's OK! */ - output_filename = bfd_get_filename (abfd); - - ostream = fopen (bfd_get_filename (abfd), FOPEN_WB); - if (ostream == NULL) - { - perror (bfd_get_filename (abfd)); - xexit (1); - } - - output_file = ostream; - } - - /* fwrite in mingw32 may return int instead of bfd_size_type. Cast - the return value to bfd_size_type to avoid comparison between - signed and unsigned values. */ - if ((bfd_size_type) fwrite (cbuf, 1, nread, ostream) != nread) - fatal ("%s: %s", output_filename, strerror (errno)); - ncopied += tocopy; - } - - if (ostream != NULL) - fclose (ostream); - - output_file = NULL; - output_filename = NULL; - - chmod (bfd_get_filename (abfd), buf.st_mode); - - if (preserve_dates) - { - /* Set access time to modification time. Only st_mtime is - initialized by bfd_stat_arch_elt. */ - buf.st_atime = buf.st_mtime; - set_times (bfd_get_filename (abfd), &buf); - } - - free (cbuf); -} - -static void -write_archive (bfd *iarch) -{ - bfd *obfd; - char *old_name, *new_name; - bfd *contents_head = iarch->archive_next; - - old_name = (char *) xmalloc (strlen (bfd_get_filename (iarch)) + 1); - strcpy (old_name, bfd_get_filename (iarch)); - new_name = make_tempname (old_name); - - if (new_name == NULL) - bfd_fatal (_("could not create temporary file whilst writing archive")); - - output_filename = new_name; - - obfd = bfd_openw (new_name, bfd_get_target (iarch)); - - if (obfd == NULL) - bfd_fatal (old_name); - - output_bfd = obfd; - - bfd_set_format (obfd, bfd_archive); - - /* Request writing the archive symbol table unless we've - been explicitly requested not to. */ - obfd->has_armap = write_armap >= 0; - - if (ar_truncate) - { - /* This should really use bfd_set_file_flags, but that rejects - archives. */ - obfd->flags |= BFD_TRADITIONAL_FORMAT; - } - - if (deterministic) - obfd->flags |= BFD_DETERMINISTIC_OUTPUT; - - if (make_thin_archive || bfd_is_thin_archive (iarch)) - bfd_is_thin_archive (obfd) = 1; - - if (!bfd_set_archive_head (obfd, contents_head)) - bfd_fatal (old_name); - - if (!bfd_close (obfd)) - bfd_fatal (old_name); - - output_bfd = NULL; - output_filename = NULL; - - /* We don't care if this fails; we might be creating the archive. */ - bfd_close (iarch); - - if (smart_rename (new_name, old_name, 0) != 0) - xexit (1); - free (old_name); -} - -/* Return a pointer to the pointer to the entry which should be rplacd'd - into when altering. DEFAULT_POS should be how to interpret pos_default, - and should be a pos value. */ - -static bfd ** -get_pos_bfd (bfd **contents, enum pos default_pos, const char *default_posname) -{ - bfd **after_bfd = contents; - enum pos realpos; - const char *realposname; - - if (postype == pos_default) - { - realpos = default_pos; - realposname = default_posname; - } - else - { - realpos = postype; - realposname = posname; - } - - if (realpos == pos_end) - { - while (*after_bfd) - after_bfd = &((*after_bfd)->archive_next); - } - else - { - for (; *after_bfd; after_bfd = &(*after_bfd)->archive_next) - if (FILENAME_CMP ((*after_bfd)->filename, realposname) == 0) - { - if (realpos == pos_after) - after_bfd = &(*after_bfd)->archive_next; - break; - } - } - return after_bfd; -} - -static void -delete_members (bfd *arch, char **files_to_delete) -{ - bfd **current_ptr_ptr; - bfd_boolean found; - bfd_boolean something_changed = FALSE; - int match_count; - - for (; *files_to_delete != NULL; ++files_to_delete) - { - /* In a.out systems, the armap is optional. It's also called - __.SYMDEF. So if the user asked to delete it, we should remember - that fact. This isn't quite right for COFF systems (where - __.SYMDEF might be regular member), but it's very unlikely - to be a problem. FIXME */ - - if (!strcmp (*files_to_delete, "__.SYMDEF")) - { - arch->has_armap = FALSE; - write_armap = -1; - continue; - } - - found = FALSE; - match_count = 0; - current_ptr_ptr = &(arch->archive_next); - while (*current_ptr_ptr) - { - if (FILENAME_CMP (normalize (*files_to_delete, arch), - (*current_ptr_ptr)->filename) == 0) - { - ++match_count; - if (counted_name_mode - && match_count != counted_name_counter) - { - /* Counting, and didn't match on count; go on to the - next one. */ - } - else - { - found = TRUE; - something_changed = TRUE; - if (verbose) - printf ("d - %s\n", - *files_to_delete); - *current_ptr_ptr = ((*current_ptr_ptr)->archive_next); - goto next_file; - } - } - - current_ptr_ptr = &((*current_ptr_ptr)->archive_next); - } - - if (verbose && !found) - { - /* xgettext:c-format */ - printf (_("No member named `%s'\n"), *files_to_delete); - } - next_file: - ; - } - - if (something_changed) - write_archive (arch); - else - output_filename = NULL; -} - - -/* Reposition existing members within an archive */ - -static void -move_members (bfd *arch, char **files_to_move) -{ - bfd **after_bfd; /* New entries go after this one */ - bfd **current_ptr_ptr; /* cdr pointer into contents */ - - for (; *files_to_move; ++files_to_move) - { - current_ptr_ptr = &(arch->archive_next); - while (*current_ptr_ptr) - { - bfd *current_ptr = *current_ptr_ptr; - if (FILENAME_CMP (normalize (*files_to_move, arch), - current_ptr->filename) == 0) - { - /* Move this file to the end of the list - first cut from - where it is. */ - bfd *link_bfd; - *current_ptr_ptr = current_ptr->archive_next; - - /* Now glue to end */ - after_bfd = get_pos_bfd (&arch->archive_next, pos_end, NULL); - link_bfd = *after_bfd; - *after_bfd = current_ptr; - current_ptr->archive_next = link_bfd; - - if (verbose) - printf ("m - %s\n", *files_to_move); - - goto next_file; - } - - current_ptr_ptr = &((*current_ptr_ptr)->archive_next); - } - /* xgettext:c-format */ - fatal (_("no entry %s in archive %s!"), *files_to_move, arch->filename); - - next_file:; - } - - write_archive (arch); -} - -/* Ought to default to replacing in place, but this is existing practice! */ - -static void -replace_members (bfd *arch, char **files_to_move, bfd_boolean quick) -{ - bfd_boolean changed = FALSE; - bfd **after_bfd; /* New entries go after this one. */ - bfd *current; - bfd **current_ptr; - - while (files_to_move && *files_to_move) - { - if (! quick) - { - current_ptr = &arch->archive_next; - while (*current_ptr) - { - current = *current_ptr; - - /* For compatibility with existing ar programs, we - permit the same file to be added multiple times. */ - if (FILENAME_CMP (normalize (*files_to_move, arch), - normalize (current->filename, arch)) == 0 - && current->arelt_data != NULL) - { - if (newer_only) - { - struct stat fsbuf, asbuf; - - if (stat (*files_to_move, &fsbuf) != 0) - { - if (errno != ENOENT) - bfd_fatal (*files_to_move); - goto next_file; - } - if (bfd_stat_arch_elt (current, &asbuf) != 0) - /* xgettext:c-format */ - fatal (_("internal stat error on %s"), - current->filename); - - if (fsbuf.st_mtime <= asbuf.st_mtime) - goto next_file; - } - - after_bfd = get_pos_bfd (&arch->archive_next, pos_after, - current->filename); - if (ar_emul_replace (after_bfd, *files_to_move, - target, verbose)) - { - /* Snip out this entry from the chain. */ - *current_ptr = (*current_ptr)->archive_next; - changed = TRUE; - } - - goto next_file; - } - current_ptr = &(current->archive_next); - } - } - - /* Add to the end of the archive. */ - after_bfd = get_pos_bfd (&arch->archive_next, pos_end, NULL); - - if (ar_emul_append (after_bfd, *files_to_move, target, - verbose, make_thin_archive)) - changed = TRUE; - - next_file:; - - files_to_move++; - } - - if (changed) - write_archive (arch); - else - output_filename = NULL; -} - -static int -ranlib_only (const char *archname) -{ - bfd *arch; - - if (get_file_size (archname) < 1) - return 1; - write_armap = 1; - arch = open_inarch (archname, (char *) NULL); - if (arch == NULL) - xexit (1); - write_archive (arch); - return 0; -} - -/* Update the timestamp of the symbol map of an archive. */ - -static int -ranlib_touch (const char *archname) -{ -#ifdef __GO32__ - /* I don't think updating works on go32. */ - ranlib_only (archname); -#else - int f; - bfd *arch; - char **matching; - - if (get_file_size (archname) < 1) - return 1; - f = open (archname, O_RDWR | O_BINARY, 0); - if (f < 0) - { - bfd_set_error (bfd_error_system_call); - bfd_fatal (archname); - } - - arch = bfd_fdopenr (archname, (const char *) NULL, f); - if (arch == NULL) - bfd_fatal (archname); - if (! bfd_check_format_matches (arch, bfd_archive, &matching)) - { - bfd_nonfatal (archname); - if (bfd_get_error () == bfd_error_file_ambiguously_recognized) - { - list_matching_formats (matching); - free (matching); - } - xexit (1); - } - - if (! bfd_has_map (arch)) - /* xgettext:c-format */ - fatal (_("%s: no archive map to update"), archname); - - if (deterministic) - arch->flags |= BFD_DETERMINISTIC_OUTPUT; - - bfd_update_armap_timestamp (arch); - - if (! bfd_close (arch)) - bfd_fatal (archname); -#endif - return 0; -} - -/* Things which are interesting to map over all or some of the files: */ - -static void -print_descr (bfd *abfd) -{ - print_arelt_descr (stdout, abfd, verbose); -} |