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Catch unsupported features

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This commit is contained in:
Glenn L McGrath 2003-11-14 12:53:42 +00:00
parent e9080c9f41
commit eba86e2adb
1 changed files with 15 additions and 7 deletions
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22
archival/tar.c
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@ -596,6 +596,7 @@ static llist_t *append_file_list_to_list(llist_t *list)
static const char tar_options[]="ctxjT:X:C:f:Opvz"; static const char tar_options[]="ctxjT:X:C:f:Opvz";
#define CTX_CREATE 1 #define CTX_CREATE 1
#define CTX_TEST 2 #define CTX_TEST 2
#define CTX_EXTRACT 4 #define CTX_EXTRACT 4
@ -670,21 +671,28 @@ int tar_main(int argc, char **argv)
tar_handle->action_header = header_list; tar_handle->action_header = header_list;
} }
} }
#ifdef CONFIG_FEATURE_TAR_GZIP
if(opt & TAR_OPT_GZIP) { if(opt & TAR_OPT_GZIP) {
get_header_ptr = get_header_tar_gz; #ifdef CONFIG_FEATURE_TAR_GZIP
} get_header_ptr = get_header_tar_gz;
#else
bb_show_usage();
#endif #endif
#ifdef CONFIG_FEATURE_TAR_BZIP2 }
if(opt & TAR_OPT_BZIP2) { if(opt & TAR_OPT_BZIP2) {
#ifdef CONFIG_FEATURE_TAR_BZIP2
get_header_ptr = get_header_tar_bz2; get_header_ptr = get_header_tar_bz2;
} #else
bb_show_usage();
#endif #endif
#ifdef CONFIG_FEATURE_TAR_EXCLUDE }
if(opt & TAR_OPT_EXCLUDE) { if(opt & TAR_OPT_EXCLUDE) {
#ifdef CONFIG_FEATURE_TAR_EXCLUDE
tar_handle->reject = append_file_list_to_list(tar_handle->reject); tar_handle->reject = append_file_list_to_list(tar_handle->reject);
} #else
bb_show_usage();
#endif #endif
}
/* Check if we are reading from stdin */ /* Check if we are reading from stdin */
if ((argv[optind]) && (*argv[optind] == '-')) { if ((argv[optind]) && (*argv[optind] == '-')) {
/* Default is to read from stdin, so just skip to next arg */ /* Default is to read from stdin, so just skip to next arg */