diff options
Diffstat (limited to 'tar/bsdtar.c')
| -rw-r--r-- | tar/bsdtar.c | 82 |
1 files changed, 72 insertions, 10 deletions
diff --git a/tar/bsdtar.c b/tar/bsdtar.c index 75249d1052c3..b070e0faeb66 100644 --- a/tar/bsdtar.c +++ b/tar/bsdtar.c @@ -24,7 +24,6 @@ */ #include "bsdtar_platform.h" -__FBSDID("$FreeBSD: src/usr.bin/tar/bsdtar.c,v 1.93 2008/11/08 04:43:24 kientzle Exp $"); #ifdef HAVE_SYS_PARAM_H #include <sys/param.h> @@ -114,11 +113,11 @@ need_report(void) } #endif -static void long_help(void) __LA_DEAD; +static __LA_NORETURN void long_help(void); static void only_mode(struct bsdtar *, const char *opt, const char *valid); static void set_mode(struct bsdtar *, char opt); -static void version(void) __LA_DEAD; +static __LA_NORETURN void version(void); /* A basic set of security flags to request from libarchive. */ #define SECURITY \ @@ -155,7 +154,7 @@ main(int argc, char **argv) char compression, compression2; const char *compression_name, *compression2_name; const char *compress_program; - char *tptr; + char *tptr, *uptr; char possible_help_request; char buff[16]; @@ -382,6 +381,36 @@ main(int argc, char **argv) case OPTION_GNAME: /* cpio */ bsdtar->gname = bsdtar->argument; break; + case OPTION_GROUP: /* GNU tar */ + errno = 0; + tptr = NULL; + + uptr = strchr(bsdtar->argument, ':'); + if(uptr != NULL) { + if(uptr[1] == 0) { + lafe_errc(1, 0, "Invalid argument to --group (missing id after :)"); + } + uptr[0] = 0; + uptr++; + t = (int)strtol(uptr, &tptr, 10); + if (errno || t < 0 || *uptr == '\0' || + tptr == NULL || *tptr != '\0') { + lafe_errc(1, 0, "Invalid argument to --group (%s is not a number)", uptr); + } else { + bsdtar->gid = t; + } + bsdtar->gname = bsdtar->argument; + } else { + t = (int)strtol(bsdtar->argument, &tptr, 10); + if (errno || t < 0 || *(bsdtar->argument) == '\0' || + tptr == NULL || *tptr != '\0') { + bsdtar->gname = bsdtar->argument; + } else { + bsdtar->gid = t; + bsdtar->gname = ""; + } + } + break; case OPTION_GRZIP: if (compression != '\0') lafe_errc(1, 0, @@ -400,8 +429,7 @@ main(int argc, char **argv) break; case OPTION_HELP: /* GNU tar, others */ long_help(); - exit(0); - break; + /* NOTREACHED*/ case OPTION_HFS_COMPRESSION: /* Mac OS X v10.6 or later */ bsdtar->extract_flags |= ARCHIVE_EXTRACT_HFS_COMPRESSION_FORCED; @@ -626,8 +654,43 @@ main(int argc, char **argv) ARCHIVE_READDISK_NO_TRAVERSE_MOUNTS; break; case OPTION_OPTIONS: + if (bsdtar->option_options != NULL) { + lafe_warnc(0, + "Ignoring previous option '%s', separate multiple options with commas", + bsdtar->option_options); + } bsdtar->option_options = bsdtar->argument; break; + case OPTION_OWNER: /* GNU tar */ + errno = 0; + tptr = NULL; + + uptr = strchr(bsdtar->argument, ':'); + if(uptr != NULL) { + if(uptr[1] == 0) { + lafe_errc(1, 0, "Invalid argument to --owner (missing id after :)"); + } + uptr[0] = 0; + uptr++; + t = (int)strtol(uptr, &tptr, 10); + if (errno || t < 0 || *uptr == '\0' || + tptr == NULL || *tptr != '\0') { + lafe_errc(1, 0, "Invalid argument to --owner (%s is not a number)", uptr); + } else { + bsdtar->uid = t; + } + bsdtar->uname = bsdtar->argument; + } else { + t = (int)strtol(bsdtar->argument, &tptr, 10); + if (errno || t < 0 || *(bsdtar->argument) == '\0' || + tptr == NULL || *tptr != '\0') { + bsdtar->uname = bsdtar->argument; + } else { + bsdtar->uid = t; + bsdtar->uname = ""; + } + } + break; #if 0 /* * The common BSD -P option is not necessary, since @@ -670,7 +733,7 @@ main(int argc, char **argv) bsdtar->extract_flags |= ARCHIVE_EXTRACT_SPARSE; break; case 's': /* NetBSD pax-as-tar */ -#if defined(HAVE_REGEX_H) || defined(HAVE_PCREPOSIX_H) +#if defined(HAVE_REGEX_H) || defined(HAVE_PCREPOSIX_H) || defined(HAVE_PCRE2POSIX_H) add_substitution(bsdtar, bsdtar->argument); #else lafe_warnc(0, @@ -738,7 +801,7 @@ main(int argc, char **argv) break; case OPTION_VERSION: /* GNU convention */ version(); - break; + /* NOTREACHED */ #if 0 /* * The -W longopt feature is handled inside of @@ -804,7 +867,6 @@ main(int argc, char **argv) /* If no "real" mode was specified, treat -h as --help. */ if ((bsdtar->mode == '\0') && possible_help_request) { long_help(); - exit(0); } /* Otherwise, a mode is required. */ @@ -950,7 +1012,7 @@ main(int argc, char **argv) } archive_match_free(bsdtar->matching); -#if defined(HAVE_REGEX_H) || defined(HAVE_PCREPOSIX_H) +#if defined(HAVE_REGEX_H) || defined(HAVE_PCREPOSIX_H) || defined(HAVE_PCRE2POSIX_H) cleanup_substitution(bsdtar); #endif cset_free(bsdtar->cset); |