busybox/archival/libarchive/find_list_entry.c

55 lines
1.2 KiB
C
Raw Normal View History

/* vi: set sw=4 ts=4: */
2002-10-19 10:40:51 +05:30
/*
* Copyright (C) 2002 by Glenn McGrath
2002-10-19 10:40:51 +05:30
*
* Licensed under GPLv2 or later, see file LICENSE in this source tree.
2002-10-19 10:40:51 +05:30
*/
#include <fnmatch.h>
2007-06-01 04:12:12 +05:30
#include "libbb.h"
#include "bb_archive.h"
2002-10-19 10:40:51 +05:30
/* Find a string in a shell pattern list */
const llist_t* FAST_FUNC find_list_entry(const llist_t *list, const char *filename)
2002-10-19 10:40:51 +05:30
{
while (list) {
if (fnmatch(list->data, filename, 0) == 0) {
return list;
2002-10-19 10:40:51 +05:30
}
list = list->link;
}
return NULL;
}
/* Same, but compares only path components present in pattern
* (extra trailing path components in filename are assumed to match)
*/
const llist_t* FAST_FUNC 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 than 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;
2002-10-19 10:40:51 +05:30
}