diff options
author | Denis Vlasenko | 2006-09-03 14:04:33 +0000 |
---|---|---|
committer | Denis Vlasenko | 2006-09-03 14:04:33 +0000 |
commit | 314908da9e156e3100275598dde6848da038d65d (patch) | |
tree | d12f6ab92f2435ac599eb1f45b7bfeb8d7aafc1f /archival/libunarchive/find_list_entry.c | |
parent | 65113e8d97c62b6aed560ac73961c8a9020c1568 (diff) | |
download | busybox-314908da9e156e3100275598dde6848da038d65d.zip busybox-314908da9e156e3100275598dde6848da038d65d.tar.gz |
tar: revert older fix (non-portable), added new one.
testsuite tar-extracts-all-subdirs now passes.
Diffstat (limited to 'archival/libunarchive/find_list_entry.c')
-rw-r--r-- | archival/libunarchive/find_list_entry.c | 40 |
1 files changed, 36 insertions, 4 deletions
diff --git a/archival/libunarchive/find_list_entry.c b/archival/libunarchive/find_list_entry.c index 57ffec6..d1afc72 100644 --- a/archival/libunarchive/find_list_entry.c +++ b/archival/libunarchive/find_list_entry.c @@ -9,14 +9,46 @@ #include <stdlib.h> #include "unarchive.h" -/* Find a string in a list */ +/* Find a string in a shell pattern list */ const llist_t *find_list_entry(const llist_t *list, const char *filename) { while (list) { - if (fnmatch(list->data, filename, FNM_LEADING_DIR) == 0) { - return (list); + if (fnmatch(list->data, filename, 0) == 0) { + return list; } list = list->link; } - return(NULL); + return NULL; +} + +/* Same, but compares only path components present in pattern + * (extra trailing path components in filename are assumed to match) + */ +const llist_t *find_list_entry2(const llist_t *list, const char *filename) +{ + char buf[PATH_MAX]; + int pattern_slash_cnt; + const char *c; + char *d; + + while (list) { + c = list->data; + pattern_slash_cnt = 0; + while (*c) + if (*c++ == '/') pattern_slash_cnt++; + c = filename; + d = buf; + /* paranoia is better that buffer overflows */ + while (*c && d != buf + sizeof(buf)-1) { + if (*c == '/' && --pattern_slash_cnt < 0) + break; + *d++ = *c++; + } + *d = '\0'; + if (fnmatch(list->data, buf, 0) == 0) { + return list; + } + list = list->link; + } + return NULL; } |