diff options
Diffstat (limited to 'libbb')
| -rw-r--r-- | libbb/untar.c | 40 |
1 files changed, 18 insertions, 22 deletions
diff --git a/libbb/untar.c b/libbb/untar.c index cb312d5..9f7bd30 100644 --- a/libbb/untar.c +++ b/libbb/untar.c @@ -52,18 +52,16 @@ extern int untar(FILE *src_tar_file, int untar_function, char *base_path) size_t size; mode_t mode; -// signal(SIGCHLD, child_died); - while (fread((char *) &raw_tar_header, 1, 512, src_tar_file) == 512) { long sum = 0; - char *dir; + char *dir = NULL; uncompressed_count += 512; /* Check header has valid magic */ if (strncmp(raw_tar_header.magic, "ustar", 5) != 0) { /* Put this pack after TODO (check child still alive) is done */ -// error_msg("Invalid tar magic"); + error_msg("Invalid tar magic"); break; } @@ -111,11 +109,16 @@ extern int untar(FILE *src_tar_file, int untar_function, char *base_path) } */ - /* extract files */ - dir = xmalloc(strlen(raw_tar_header.name) + strlen(base_path) + 2); + if (untar_function & (extract_verbose_extract | extract_contents)) { + printf("%s\n", raw_tar_header.name); + } - sprintf(dir, "%s/%s", base_path, raw_tar_header.name); - create_path(dir, 0777); + /* extract files */ + if (base_path != NULL) { + dir = xmalloc(strlen(raw_tar_header.name) + strlen(base_path) + 2); + sprintf(dir, "%s/%s", base_path, raw_tar_header.name); + create_path(dir, 0777); + } switch (raw_tar_header.typeflag ) { case '0': case '\0': @@ -124,8 +127,6 @@ extern int untar(FILE *src_tar_file, int untar_function, char *base_path) */ if (raw_tar_header.name[strlen(raw_tar_header.name)-1] != '/') { switch (untar_function) { - case (extract_verbose_extract): - printf("%s\n", raw_tar_header.name); case (extract_extract): { FILE *dst_file = wfopen(dir, "w"); copy_file_chunk(src_tar_file, dst_file, size); @@ -143,17 +144,12 @@ extern int untar(FILE *src_tar_file, int untar_function, char *base_path) break; } case '5': - switch (untar_function) { - case (extract_verbose_extract): - printf("%s\n", raw_tar_header.name); - case (extract_extract): - if (create_path(dir, mode) != TRUE) { - free(dir); - perror_msg("%s: Cannot mkdir", raw_tar_header.name); - return(EXIT_FAILURE); - } - break; - default: + if (untar_function & (extract_extract | extract_verbose_extract)) { + if (create_path(dir, mode) != TRUE) { + free(dir); + perror_msg("%s: Cannot mkdir", raw_tar_header.name); + return(EXIT_FAILURE); + } } break; case '1': @@ -185,7 +181,7 @@ extern int untar(FILE *src_tar_file, int untar_function, char *base_path) free(dir); return(EXIT_FAILURE); } - free(dir); +// free(dir); } return(EXIT_SUCCESS); } |