X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;f=src%2Ftar.c;h=5cd6b697e66887deb3da203e62b76b362daf6131;hb=c5fd5f9e8dd663fe9b6fe8b2a07b435569c7b785;hp=ddea61d1c7b6a5f534ce69ab50e9a60635e4dde6;hpb=1cdb7823ae6f6c4a627cd8879f8b2ea2a29db7e6;p=chaz%2Ftar diff --git a/src/tar.c b/src/tar.c index ddea61d..5cd6b69 100644 --- a/src/tar.c +++ b/src/tar.c @@ -1,7 +1,7 @@ /* A tar (tape archiver) program. Copyright (C) 1988, 1992, 1993, 1994, 1995, 1996, 1997, 1999, 2000, - 2001, 2003, 2004, 2005 Free Software Foundation, Inc. + 2001, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. Written by John Gilmore, starting 1985-08-25. @@ -22,7 +22,9 @@ #include #include +#include #include +#include #include #if ! defined SIGCHLD && defined SIGCLD @@ -37,11 +39,14 @@ #include "common.h" #include +#include +#include #include #include #include #include #include +#include #include #include @@ -187,16 +192,16 @@ subcommand_string (enum subcommand c) case CAT_SUBCOMMAND: return "-A"; - + case CREATE_SUBCOMMAND: return "-c"; - + case DELETE_SUBCOMMAND: return "-D"; case DIFF_SUBCOMMAND: return "-d"; - + case EXTRACT_SUBCOMMAND: return "-x"; @@ -211,6 +216,30 @@ subcommand_string (enum subcommand c) } } +void +tar_list_quoting_styles (FILE *fp, char *prefix) +{ + int i; + + for (i = 0; quoting_style_args[i]; i++) + fprintf (fp, "%s%s\n", prefix, quoting_style_args[i]); +} + +void +tar_set_quoting_style (char *arg) +{ + int i; + + for (i = 0; quoting_style_args[i]; i++) + if (strcmp (arg, quoting_style_args[i]) == 0) + { + set_quoting_style (NULL, i); + return; + } + FATAL_ERROR ((0, 0, + _("Unknown quoting style `%s'. Try `%s --quoting-style=help' to get a list."), arg, program_invocation_short_name)); +} + /* Options. */ @@ -220,7 +249,6 @@ enum ATIME_PRESERVE_OPTION, BACKUP_OPTION, CHECKPOINT_OPTION, - CHECK_LINKS_OPTION, DELAY_DIRECTORY_RESTORE_OPTION, DELETE_OPTION, EXCLUDE_CACHES_OPTION, @@ -233,7 +261,6 @@ enum IGNORE_FAILED_READ_OPTION, INDEX_FILE_OPTION, KEEP_NEWER_FILES_OPTION, - LICENSE_OPTION, MODE_OPTION, NEWER_MTIME_OPTION, NO_ANCHORED_OPTION, @@ -241,6 +268,7 @@ enum NO_IGNORE_CASE_OPTION, NO_IGNORE_COMMAND_ERROR_OPTION, NO_OVERWRITE_DIR_OPTION, + NO_QUOTE_CHARS_OPTION, NO_RECURSION_OPTION, NO_SAME_OWNER_OPTION, NO_SAME_PERMISSIONS_OPTION, @@ -257,6 +285,8 @@ enum PAX_OPTION, POSIX_OPTION, PRESERVE_OPTION, + QUOTE_CHARS_OPTION, + QUOTING_STYLE_OPTION, RECORD_SIZE_OPTION, RECURSION_OPTION, RECURSIVE_UNLINK_OPTION, @@ -339,10 +369,10 @@ static struct argp_option options[] = { {"delete", DELETE_OPTION, 0, 0, N_("delete from the archive (not on mag tapes!)"), GRID+1 }, {"test-label", TEST_LABEL_OPTION, NULL, 0, - N_("Test archive volume label and exit"), GRID+1 }, + N_("test the archive volume label and exit"), GRID+1 }, #undef GRID -#define GRID 20 +#define GRID 20 {NULL, 0, NULL, 0, N_("Operation modifiers:"), GRID }, @@ -355,12 +385,16 @@ static struct argp_option options[] = { {"ignore-failed-read", IGNORE_FAILED_READ_OPTION, 0, 0, N_("do not exit with nonzero on unreadable files"), GRID+1 }, {"occurrence", OCCURRENCE_OPTION, N_("NUMBER"), OPTION_ARG_OPTIONAL, - N_("process only the NUMBERth occurrence of each file in the archive. This option is valid only in conjunction with one of the subcommands --delete, --diff, --extract or --list and when a list of files is given either on the command line or via -T option. NUMBER defaults to 1."), GRID+1 }, + N_("process only the NUMBERth occurrence of each file in the archive;" + " this option is valid only in conjunction with one of the subcommands" + " --delete, --diff, --extract or --list and when a list of files" + " is given either on the command line or via the -T option;" + " NUMBER defaults to 1"), GRID+1 }, {"seek", 'n', NULL, 0, N_("archive is seekable"), GRID+1 }, #undef GRID -#define GRID 30 +#define GRID 30 {NULL, 0, NULL, 0, N_("Overwrite control:\n"), GRID+1 }, @@ -382,7 +416,7 @@ static struct argp_option options[] = { N_("preserve metadata of existing directories"), GRID+1 }, #undef GRID -#define GRID 40 +#define GRID 40 {NULL, 0, NULL, 0, N_("Select output stream:"), GRID }, @@ -396,7 +430,7 @@ static struct argp_option options[] = { N_("treat non-zero exit codes of children as error"), GRID+1 }, #undef GRID -#define GRID 50 +#define GRID 50 {NULL, 0, NULL, 0, N_("Handling of file attributes:"), GRID }, @@ -431,12 +465,13 @@ static struct argp_option options[] = { {"preserve", PRESERVE_OPTION, 0, 0, N_("same as both -p and -s"), GRID+1 }, {"delay-directory-restore", DELAY_DIRECTORY_RESTORE_OPTION, 0, 0, - N_("Delay setting modification times and permissions of extracted directories until the end of extraction."), GRID+1 }, + N_("delay setting modification times and permissions of extracted" + " directories until the end of extraction"), GRID+1 }, {"no-delay-directory-restore", NO_DELAY_DIRECTORY_RESTORE_OPTION, 0, 0, - N_("Cancel the effect of --delay-directory-restore option."), GRID+1 }, + N_("cancel the effect of --delay-directory-restore option"), GRID+1 }, #undef GRID -#define GRID 60 +#define GRID 60 {NULL, 0, NULL, 0, N_("Device selection and switching:\n"), GRID+1 }, @@ -475,7 +510,7 @@ static struct argp_option options[] = { N_("use/update the volume number in FILE"), GRID+1 }, #undef GRID -#define GRID 70 +#define GRID 70 {NULL, 0, NULL, 0, N_("Device blocking:"), GRID+1 }, @@ -489,12 +524,12 @@ static struct argp_option options[] = { N_("reblock as we read (for 4.2BSD pipes)"), GRID+1 }, #undef GRID -#define GRID 80 +#define GRID 80 {NULL, 0, NULL, 0, N_("Archive format selection:"), GRID }, {"format", 'H', N_("FORMAT"), 0, - N_("create archive of the given format."), GRID+1 }, + N_("create archive of the given format"), GRID+1 }, {NULL, 0, NULL, 0, N_("FORMAT is one of the following:"), GRID+2 }, {" v7", 0, NULL, OPTION_DOC|OPTION_NO_TRANS, N_("old V7 tar format"), @@ -514,10 +549,10 @@ static struct argp_option options[] = { {"portability", 0, 0, OPTION_ALIAS, NULL, GRID+8 }, {"posix", POSIX_OPTION, 0, 0, N_("same as --format=posix"), GRID+8 }, - {"pax-option", PAX_OPTION, N_("keyword[[:]=value][,keyword[[:]=value], ...]"), 0, + {"pax-option", PAX_OPTION, N_("keyword[[:]=value][,keyword[[:]=value]]..."), 0, N_("control pax keywords"), GRID+8 }, {"label", 'V', N_("TEXT"), 0, - N_("create archive with volume name TEXT. At list/extract time, use TEXT as a globbing pattern for volume name"), GRID+8 }, + N_("create archive with volume name TEXT; at list/extract time, use TEXT as a globbing pattern for volume name"), GRID+8 }, {"bzip2", 'j', 0, 0, N_("filter the archive through bzip2"), GRID+8 }, {"gzip", 'z', 0, 0, @@ -531,7 +566,7 @@ static struct argp_option options[] = { N_("filter through PROG (must accept -d)"), GRID+8 }, #undef GRID -#define GRID 90 +#define GRID 90 {NULL, 0, NULL, 0, N_("Local file selection:"), GRID }, @@ -553,23 +588,10 @@ static struct argp_option options[] = { N_("exclude patterns listed in FILE"), GRID+1 }, {"exclude-caches", EXCLUDE_CACHES_OPTION, 0, 0, N_("exclude directories containing a cache tag"), GRID+1 }, - {"ignore-case", IGNORE_CASE_OPTION, 0, 0, - N_("exclusion ignores case"), GRID+1 }, - {"anchored", ANCHORED_OPTION, 0, 0, - N_("exclude patterns match file name start"), GRID+1 }, - {"no-anchored", NO_ANCHORED_OPTION, 0, 0, - N_("exclude patterns match after any `/' (default)"), GRID+1 }, - {"no-ignore-case", NO_IGNORE_CASE_OPTION, 0, 0, - N_("exclusion is case sensitive (default)"), GRID+1 }, - {"no-wildcards", NO_WILDCARDS_OPTION, 0, 0, - N_("exclude patterns are plain strings"), GRID+1 }, - {"no-wildcards-match-slash", NO_WILDCARDS_MATCH_SLASH_OPTION, 0, 0, - N_("exclude pattern wildcards do not match `/'"), GRID+1 }, {"no-recursion", NO_RECURSION_OPTION, 0, 0, N_("avoid descending automatically in directories"), GRID+1 }, {"one-file-system", ONE_FILE_SYSTEM_OPTION, 0, 0, N_("stay in local file system when creating archive"), GRID+1 }, - {NULL, 'l', 0, OPTION_HIDDEN, "", GRID+1 }, {"recursion", RECURSION_OPTION, 0, 0, N_("recurse into directories (default)"), GRID+1 }, {"absolute-names", 'P', 0, 0, @@ -590,13 +612,31 @@ static struct argp_option options[] = { N_("backup before removal, choose version CONTROL"), GRID+1 }, {"suffix", SUFFIX_OPTION, N_("STRING"), 0, N_("backup before removal, override usual suffix ('~' unless overridden by environment variable SIMPLE_BACKUP_SUFFIX)"), GRID+1 }, +#undef GRID + +#define GRID 95 + {NULL, 0, NULL, 0, + N_("File name matching options (affect both exclude and include patterns):"), + GRID }, + {"ignore-case", IGNORE_CASE_OPTION, 0, 0, + N_("ignore case"), GRID+1 }, + {"anchored", ANCHORED_OPTION, 0, 0, + N_("patterns match file name start"), GRID+1 }, + {"no-anchored", NO_ANCHORED_OPTION, 0, 0, + N_("patterns match after any `/' (default for exclusion)"), GRID+1 }, + {"no-ignore-case", NO_IGNORE_CASE_OPTION, 0, 0, + N_("case sensitive matching (default)"), GRID+1 }, {"wildcards", WILDCARDS_OPTION, 0, 0, - N_("exclude patterns use wildcards (default)"), GRID+1 }, + N_("use wildcards (default for exclusion)"), GRID+1 }, + {"no-wildcards", NO_WILDCARDS_OPTION, 0, 0, + N_("verbatim string matching"), GRID+1 }, + {"no-wildcards-match-slash", NO_WILDCARDS_MATCH_SLASH_OPTION, 0, 0, + N_("wildcards do not match `/'"), GRID+1 }, {"wildcards-match-slash", WILDCARDS_MATCH_SLASH_OPTION, 0, 0, - N_("exclude pattern wildcards match `/' (default)"), GRID+1 }, + N_("wildcards match `/' (default for exclusion)"), GRID+1 }, #undef GRID - -#define GRID 100 + +#define GRID 100 {NULL, 0, NULL, 0, N_("Informative output:"), GRID }, @@ -604,7 +644,7 @@ static struct argp_option options[] = { N_("verbosely list files processed"), GRID+1 }, {"checkpoint", CHECKPOINT_OPTION, 0, 0, N_("display progress messages every 10th record"), GRID+1 }, - {"check-links", CHECK_LINKS_OPTION, 0, 0, + {"check-links", 'l', 0, 0, N_("print a message if not all links are dumped"), GRID+1 }, {"totals", TOTALS_OPTION, 0, 0, N_("print total bytes written while creating archive"), GRID+1 }, @@ -618,39 +658,44 @@ static struct argp_option options[] = { N_("ask for confirmation for every action"), GRID+1 }, {"confirmation", 0, 0, OPTION_ALIAS, NULL, GRID+1 }, {"show-defaults", SHOW_DEFAULTS_OPTION, 0, 0, - N_("Show tar defaults"), GRID+1 }, + N_("show tar defaults"), GRID+1 }, {"show-omitted-dirs", SHOW_OMITTED_DIRS_OPTION, 0, 0, - N_("When listing or extracting, list each directory that does not match search criteria"), GRID+1 }, + N_("when listing or extracting, list each directory that does not match search criteria"), GRID+1 }, {"show-stored-names", SHOW_STORED_NAMES_OPTION, 0, 0, - N_("When creating archive in verbose mode, list member names as stored in the archive"), + N_("when creating archive in verbose mode, list member names as stored in the archive"), GRID+1 }, + {"quoting-style", QUOTING_STYLE_OPTION, N_("STYLE"), 0, + N_("set name quoting style; see below for valid STYLE values"), GRID+1 }, + {"quote-chars", QUOTE_CHARS_OPTION, N_("STRING"), 0, + N_("additionally quote characters from STRING"), GRID+1 }, + {"no-quote-chars", NO_QUOTE_CHARS_OPTION, N_("STRING"), 0, + N_("disable quoting for characters from STRING"), GRID+1 }, #undef GRID -#define GRID 110 +#define GRID 110 {NULL, 0, NULL, 0, N_("Compatibility options:"), GRID }, {NULL, 'o', 0, 0, - N_("when creating, same as --old-archive. When extracting, same as --no-same-owner"), GRID+1 }, + N_("when creating, same as --old-archive; when extracting, same as --no-same-owner"), GRID+1 }, #undef GRID -#define GRID 120 +#define GRID 120 {NULL, 0, NULL, 0, N_("Other options:"), GRID }, - {"restrict", RESTRICT_OPTION, 0, 0, - N_("Restrict use of some potentially harmful options"), -1 }, - - {"help", '?', 0, 0, N_("Give this help list"), -1}, - {"usage", USAGE_OPTION, 0, 0, N_("Give a short usage message"), -1}, - {"license", LICENSE_OPTION, 0, 0, N_("Print license and exit"), -1}, - {"version", VERSION_OPTION, 0, 0, N_("Print program version"), -1}, + {"restrict", RESTRICT_OPTION, 0, 0, + N_("disable use of some potentially harmful options"), -1 }, + + {"help", '?', 0, 0, N_("give this help list"), -1}, + {"usage", USAGE_OPTION, 0, 0, N_("give a short usage message"), -1}, + {"version", VERSION_OPTION, 0, 0, N_("print program version"), -1}, /* FIXME -V (--label) conflicts with the default short option for --version */ {"HANG", HANG_OPTION, "SECS", OPTION_ARG_OPTIONAL | OPTION_HIDDEN, - N_("Hang for SECS seconds (default 3600)"), 0}, + N_("hang for SECS seconds (default 3600)"), 0}, #undef GRID - + {0, 0, 0, 0, 0, 0} }; @@ -658,30 +703,58 @@ static char const *const atime_preserve_args[] = { "replace", "system", NULL }; + static enum atime_preserve const atime_preserve_types[] = { replace_atime_preserve, system_atime_preserve }; + ARGMATCH_VERIFY (atime_preserve_args, atime_preserve_types); +/* Wildcard matching settings */ +enum wildcards + { + default_wildcards, /* For exclusion == enable_wildcards, + for inclusion == disable_wildcards */ + disable_wildcards, + enable_wildcards + }; -struct tar_args { - char const *textual_date_option; - int exclude_options; - bool o_option; - int pax_option; - char const *backup_suffix_string; - char const *version_control_string; - int input_files; +struct tar_args /* Variables used during option parsing */ +{ + char const *textual_date_option; /* Keeps the argument to --newer-mtime + option if it represents a textual date */ + enum wildcards wildcards; /* Wildcard settings (--wildcards/ + --no-wildcards) */ + int matching_flags; /* exclude_fnmatch options */ + int include_anchored; /* Pattern anchoring options used for + file inclusion */ + bool o_option; /* True if -o option was given */ + bool pax_option; /* True if --pax-option was given */ + char const *backup_suffix_string; /* --suffix option argument */ + char const *version_control_string; /* --backup option argument */ + bool input_files; /* True if some input files where given */ }; +#define MAKE_EXCL_OPTIONS(args) \ + ((((args)->wildcards != disable_wildcards) ? EXCLUDE_WILDCARDS : 0) \ + | (args)->matching_flags \ + | recursion_option) + +#define MAKE_INCL_OPTIONS(args) \ + ((((args)->wildcards == enable_wildcards) ? EXCLUDE_WILDCARDS : 0) \ + | (args)->include_anchored \ + | (args)->matching_flags \ + | recursion_option) + static void show_default_settings (FILE *stream) { fprintf (stream, - "--format=%s -f%s -b%d --rmt-command=%s", + "--format=%s -f%s -b%d --quoting-style=%s --rmt-command=%s", archive_format_string (DEFAULT_ARCHIVE_FORMAT), DEFAULT_ARCHIVE, DEFAULT_BLOCKING, + quoting_style_args[DEFAULT_QUOTING_STYLE], DEFAULT_RMT_COMMAND); #ifdef REMOTE_SHELL fprintf (stream, " --rsh-command=%s", REMOTE_SHELL); @@ -710,30 +783,6 @@ set_use_compress_program_option (const char *string) use_compress_program_option = string; } -void -license () -{ - printf ("tar (%s) %s\n%s\n", PACKAGE_NAME, PACKAGE_VERSION, - "Copyright (C) 1988, 1992, 1993, 1994, 1995, 1996, 1997, 1999, \n\ -2000, 2001, 2003, 2004, 2005 Free Software Foundation, Inc.\n"); - puts (_("Based on the work of John Gilmore and Jay Fenlason. See AUTHORS\n\ -for complete list of authors.\n")); - printf (_(" GNU tar is free software; you can redistribute it and/or modify\n" - " it under the terms of the GNU General Public License as published by\n" - " the Free Software Foundation; either version 2 of the License, or\n" - " (at your option) any later version.\n" - "\n" - " GNU tar is distributed in the hope that it will be useful,\n" - " but WITHOUT ANY WARRANTY; without even the implied warranty of\n" - " MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n" - " GNU General Public License for more details.\n" - "\n" - " You should have received a copy of the GNU General Public License\n" - " along with GNU tar; if not, write to the Free Software Foundation,\n" - " Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA\n\n")); - exit (0); -} - static volatile int _argp_hang; enum read_file_list_state /* Result of reading file name from the list file */ @@ -912,8 +961,8 @@ parse_opt (int key, char *arg, struct argp_state *state) { case ARGP_KEY_ARG: /* File name or non-parsed option, because of ARGP_IN_ORDER */ - name_add (arg); - args->input_files++; + name_add_name (arg, MAKE_INCL_OPTIONS (args)); + args->input_files = true; break; case 'A': @@ -948,8 +997,7 @@ parse_opt (int key, char *arg, struct argp_state *state) break; case 'C': - name_add ("-C"); - name_add (arg); + name_add_dir (arg); break; case 'd': @@ -958,12 +1006,10 @@ parse_opt (int key, char *arg, struct argp_state *state) case 'f': if (archive_names == allocated_archive_names) - { - allocated_archive_names *= 2; - archive_name_array = - xrealloc (archive_name_array, - sizeof (const char *) * allocated_archive_names); - } + archive_name_array = x2nrealloc (archive_name_array, + &allocated_archive_names, + sizeof (archive_name_array[0])); + archive_name_array[archive_names++] = arg; break; @@ -1021,23 +1067,16 @@ parse_opt (int key, char *arg, struct argp_state *state) addname (arg, 0); break; - case 'l': - /* Historically equivalent to --one-file-system. This usage is - incompatible with UNIX98 and POSIX specs and therefore is - deprecated. The semantics of -l option will be changed in - future versions. See TODO. - */ - WARN ((0, 0, - _("Semantics of -l option will change in the future releases."))); - WARN ((0, 0, - _("Please use --one-file-system option instead."))); - /* FALL THROUGH */ case ONE_FILE_SYSTEM_OPTION: /* When dumping directories, don't dump files/subdirectories that are on other filesystems. */ one_file_system_option = true; break; + case 'l': + check_links_option = 1; + break; + case 'L': { uintmax_t u; @@ -1191,7 +1230,7 @@ parse_opt (int key, char *arg, struct argp_state *state) case 'X': if (add_exclude_file (add_exclude, excluded, arg, - args->exclude_options | recursion_option, '\n') + MAKE_EXCL_OPTIONS (args), '\n') != 0) { int e = errno; @@ -1208,7 +1247,7 @@ parse_opt (int key, char *arg, struct argp_state *state) break; case ANCHORED_OPTION: - args->exclude_options |= EXCLUDE_ANCHORED; + args->matching_flags |= EXCLUDE_ANCHORED; break; case ATIME_PRESERVE_OPTION: @@ -1240,13 +1279,13 @@ parse_opt (int key, char *arg, struct argp_state *state) case NO_DELAY_DIRECTORY_RESTORE_OPTION: delay_directory_restore_option = false; break; - + case DELETE_OPTION: set_subcommand_option (DELETE_SUBCOMMAND); break; case EXCLUDE_OPTION: - add_exclude (excluded, arg, args->exclude_options | recursion_option); + add_exclude (excluded, arg, MAKE_EXCL_OPTIONS (args)); break; case EXCLUDE_CACHES_OPTION: @@ -1266,7 +1305,7 @@ parse_opt (int key, char *arg, struct argp_state *state) break; case IGNORE_CASE_OPTION: - args->exclude_options |= FNM_CASEFOLD; + args->matching_flags |= FNM_CASEFOLD; break; case IGNORE_COMMAND_ERROR_OPTION: @@ -1304,11 +1343,12 @@ parse_opt (int key, char *arg, struct argp_state *state) break; case NO_ANCHORED_OPTION: - args->exclude_options &= ~ EXCLUDE_ANCHORED; + args->include_anchored = 0; /* Clear the default for comman line args */ + args->matching_flags &= ~ EXCLUDE_ANCHORED; break; case NO_IGNORE_CASE_OPTION: - args->exclude_options &= ~ FNM_CASEFOLD; + args->matching_flags &= ~ FNM_CASEFOLD; break; case NO_IGNORE_COMMAND_ERROR_OPTION: @@ -1319,12 +1359,17 @@ parse_opt (int key, char *arg, struct argp_state *state) old_files_option = NO_OVERWRITE_DIR_OLD_FILES; break; + case NO_QUOTE_CHARS_OPTION: + for (;*arg; arg++) + set_char_quoting (NULL, *arg, 0); + break; + case NO_WILDCARDS_OPTION: - args->exclude_options &= ~ EXCLUDE_WILDCARDS; + args->wildcards = disable_wildcards; break; case NO_WILDCARDS_MATCH_SLASH_OPTION: - args->exclude_options |= FNM_FILE_NAME; + args->matching_flags |= FNM_FILE_NAME; break; case NULL_OPTION: @@ -1367,8 +1412,17 @@ parse_opt (int key, char *arg, struct argp_state *state) } break; + case QUOTE_CHARS_OPTION: + for (;*arg; arg++) + set_char_quoting (NULL, *arg, 1); + break; + + case QUOTING_STYLE_OPTION: + tar_set_quoting_style (arg); + break; + case PAX_OPTION: - args->pax_option++; + args->pax_option = true; xheader_set_option (arg); break; @@ -1377,6 +1431,7 @@ parse_opt (int key, char *arg, struct argp_state *state) break; case PRESERVE_OPTION: + /* FIXME: What it is good for? */ same_permissions_option = true; same_order_option = true; break; @@ -1407,7 +1462,7 @@ parse_opt (int key, char *arg, struct argp_state *state) case RESTRICT_OPTION: restrict_option = true; break; - + case RMT_COMMAND_OPTION: rmt_command = arg; break; @@ -1418,7 +1473,8 @@ parse_opt (int key, char *arg, struct argp_state *state) case SHOW_DEFAULTS_OPTION: show_default_settings (stdout); - exit(0); + close_stdout (); + exit (0); case STRIP_COMPONENTS_OPTION: { @@ -1463,15 +1519,11 @@ parse_opt (int key, char *arg, struct argp_state *state) break; case WILDCARDS_OPTION: - args->exclude_options |= EXCLUDE_WILDCARDS; + args->wildcards = enable_wildcards; break; case WILDCARDS_MATCH_SLASH_OPTION: - args->exclude_options &= ~ FNM_FILE_NAME; - break; - - case CHECK_LINKS_OPTION: - check_links_option = 1; + args->matching_flags &= ~ FNM_FILE_NAME; break; case NO_RECURSION_OPTION: @@ -1552,12 +1604,9 @@ parse_opt (int key, char *arg, struct argp_state *state) #endif /* not DENSITY_LETTER */ if (archive_names == allocated_archive_names) - { - allocated_archive_names *= 2; - archive_name_array = - xrealloc (archive_name_array, - sizeof (const char *) * allocated_archive_names); - } + archive_name_array = x2nrealloc (archive_name_array, + &allocated_archive_names, + sizeof (archive_name_array[0])); archive_name_array[archive_names++] = xstrdup (buf); } break; @@ -1573,26 +1622,29 @@ parse_opt (int key, char *arg, struct argp_state *state) state->flags |= ARGP_NO_EXIT; argp_state_help (state, state->out_stream, ARGP_HELP_STD_HELP & ~ARGP_HELP_BUG_ADDR); + fprintf (state->out_stream, "\n%s\n\n", + _("Valid arguments for --quoting-style options are:")); + tar_list_quoting_styles (state->out_stream, " "); + fprintf (state->out_stream, _("\n*This* tar defaults to:\n")); show_default_settings (state->out_stream); fprintf (state->out_stream, "\n"); fprintf (state->out_stream, _("Report bugs to %s.\n"), argp_program_bug_address); + close_stdout (); exit (0); case USAGE_OPTION: - argp_state_help (state, state->out_stream, - ARGP_HELP_USAGE | ARGP_HELP_EXIT_OK); - break; + argp_state_help (state, state->out_stream, ARGP_HELP_USAGE); + close_stdout (); + exit (0); case VERSION_OPTION: - fprintf (state->out_stream, "%s\n", argp_program_version); + version_etc (state->out_stream, "tar", PACKAGE_NAME, VERSION, + "John Gilmore", "Jay Fenlason", (char *) NULL); + close_stdout (); exit (0); - case LICENSE_OPTION: - license (); - break; - case HANG_OPTION: _argp_hang = atoi (arg ? arg : "3600"); while (_argp_hang-- > 0) @@ -1619,6 +1671,7 @@ void usage (int status) { argp_help (&argp, stderr, ARGP_HELP_SEE, (char*) program_name); + close_stdout (); exit (status); } @@ -1646,12 +1699,14 @@ decode_options (int argc, char **argv) /* Set some default option values. */ args.textual_date_option = NULL; - args.exclude_options = EXCLUDE_WILDCARDS; - args.o_option = 0; - args.pax_option = 0; + args.wildcards = default_wildcards; + args.matching_flags = 0; + args.include_anchored = EXCLUDE_ANCHORED; + args.o_option = false; + args.pax_option = false; args.backup_suffix_string = getenv ("SIMPLE_BACKUP_SUFFIX"); args.version_control_string = 0; - args.input_files = 0; + args.input_files = false; subcommand_option = UNKNOWN_SUBCOMMAND; archive_format = DEFAULT_FORMAT; @@ -1729,7 +1784,7 @@ decode_options (int argc, char **argv) if (argp_parse (&argp, argc, argv, ARGP_IN_ORDER|ARGP_NO_HELP, &index, &args)) - exit (1); + exit (TAREXIT_FAILURE); /* Special handling for 'o' option: @@ -1758,10 +1813,14 @@ decode_options (int argc, char **argv) /* Handle operands after any "--" argument. */ for (; index < argc; index++) { - name_add (argv[index]); - args.input_files++; + name_add_name (argv[index], MAKE_INCL_OPTIONS (&args)); + args.input_files = true; } + /* Warn about implicit use of the wildcards in command line arguments. + See TODO */ + warn_regex_usage = args.wildcards == default_wildcards; + /* Derive option values and check option consistency. */ if (archive_format == DEFAULT_FORMAT) @@ -1786,7 +1845,7 @@ decode_options (int argc, char **argv) && !tape_length_option) USAGE_ERROR ((0, 0, _("creating multi-volume archives in posix format requires using --tape-length (-L) option"))); - + if (occurrence_option) { if (!args.input_files) @@ -1872,7 +1931,8 @@ decode_options (int argc, char **argv) if (multi_volume_option) USAGE_ERROR ((0, 0, _("Cannot use multi-volume compressed archives"))); if (subcommand_option == UPDATE_SUBCOMMAND - || subcommand_option == APPEND_SUBCOMMAND) + || subcommand_option == APPEND_SUBCOMMAND + || subcommand_option == DELETE_SUBCOMMAND) USAGE_ERROR ((0, 0, _("Cannot update compressed archives"))); if (subcommand_option == CAT_SUBCOMMAND) USAGE_ERROR ((0, 0, _("Cannot concatenate compressed archives"))); @@ -1898,7 +1958,7 @@ decode_options (int argc, char **argv) { /* --test-label is silent if the user has specified the label name to compare against. */ - if (args.input_files == 0) + if (!args.input_files) verbose_option++; } else if (utc_option) @@ -1910,7 +1970,7 @@ decode_options (int argc, char **argv) switch (subcommand_option) { case CREATE_SUBCOMMAND: - if (args.input_files == 0 && !files_from_option) + if (!args.input_files && !files_from_option) USAGE_ERROR ((0, 0, _("Cowardly refusing to create an empty archive"))); break; @@ -1978,9 +2038,10 @@ main (int argc, char **argv) bindtextdomain (PACKAGE, LOCALEDIR); textdomain (PACKAGE); + exit_failure = TAREXIT_FAILURE; exit_status = TAREXIT_SUCCESS; filename_terminator = '\n'; - set_quoting_style (0, escape_quoting_style); + set_quoting_style (0, DEFAULT_QUOTING_STYLE); /* Make sure we have first three descriptors available */ stdopen (); @@ -1999,8 +2060,6 @@ main (int argc, char **argv) signal (SIGCHLD, SIG_DFL); #endif - init_names (); - /* Decode options. */ decode_options (argc, argv); @@ -2064,8 +2123,9 @@ main (int argc, char **argv) free (archive_name_array); name_term (); - if (stdlis != stderr && (ferror (stdlis) || fclose (stdlis) != 0)) - FATAL_ERROR ((0, 0, _("Error in writing to standard output"))); + if (stdlis == stdout) + close_stdout (); + if (exit_status == TAREXIT_FAILURE) error (0, 0, _("Error exit delayed from previous errors")); if (ferror (stderr) || fclose (stderr) != 0)