value = end + 1;
# if ENABLE_FEATURE_TAR_GNU_EXTENSIONS
- if (!global && is_prefixed_with(value, "path=")) {
- value += sizeof("path=") - 1;
- free(archive_handle->tar__longname);
- archive_handle->tar__longname = xstrdup(value);
- continue;
+ if (!global) {
+ if (is_prefixed_with(value, "path=")) {
+ value += sizeof("path=") - 1;
+ free(archive_handle->tar__longname);
+ archive_handle->tar__longname = xstrdup(value);
+ continue;
+ }
+ if (is_prefixed_with(value, "linkpath=")) {
+ value += sizeof("linkpath=") - 1;
+ free(archive_handle->tar__linkname);
+ archive_handle->tar__linkname = xstrdup(value);
+ continue;
+ }
}
# endif
* the message and we don't check whether we indeed
* saw zero block directly before this. */
if (i == 0) {
- bb_error_msg("short read");
+ /* GNU tar 1.29 will be silent if tar archive ends abruptly
+ * (if there are no zero blocks at all, and last read returns zero,
+ * not short read 0 < len < 512). Complain only if
+ * the very first read fails. Grrr.
+ */
+ if (archive_handle->offset == 0)
+ bb_error_msg("short read");
/* this merely signals end of archive, not exit(1): */
return EXIT_FAILURE;
}
archive_handle->offset += i;
/* If there is no filename its an empty header */
- if (tar.name[0] == 0 && tar.prefix[0] == 0) {
+ if (tar.name[0] == 0 && tar.prefix[0] == 0
+ /* Have seen a tar archive with pax 'x' header supplying UTF8 filename,
+ * with actual file having all name fields NUL-filled. Check this: */
+ && !p_longname
+ ) {
if (archive_handle->tar__end) {
/* Second consecutive empty header - end of archive.
* Read until the end to empty the pipe from gz or bz2