Annotation of /trunk/mkinitrd-magellan/busybox/archival/libunarchive/find_list_entry.c
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Revision 816 -
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Fri Apr 24 18:33:46 2009 UTC (15 years ago) by niro
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File size: 1190 byte(s)
Fri Apr 24 18:33:46 2009 UTC (15 years ago) by niro
File MIME type: text/plain
File size: 1190 byte(s)
-updated to busybox-1.13.4
1 | niro | 532 | /* vi: set sw=4 ts=4: */ |
2 | /* | ||
3 | * Copyright (C) 2002 by Glenn McGrath | ||
4 | * | ||
5 | * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. | ||
6 | */ | ||
7 | |||
8 | #include <fnmatch.h> | ||
9 | niro | 816 | #include "libbb.h" |
10 | niro | 532 | #include "unarchive.h" |
11 | |||
12 | /* Find a string in a shell pattern list */ | ||
13 | niro | 816 | const llist_t* FAST_FUNC find_list_entry(const llist_t *list, const char *filename) |
14 | niro | 532 | { |
15 | while (list) { | ||
16 | if (fnmatch(list->data, filename, 0) == 0) { | ||
17 | return list; | ||
18 | } | ||
19 | list = list->link; | ||
20 | } | ||
21 | return NULL; | ||
22 | } | ||
23 | |||
24 | /* Same, but compares only path components present in pattern | ||
25 | * (extra trailing path components in filename are assumed to match) | ||
26 | */ | ||
27 | niro | 816 | const llist_t* FAST_FUNC find_list_entry2(const llist_t *list, const char *filename) |
28 | niro | 532 | { |
29 | char buf[PATH_MAX]; | ||
30 | int pattern_slash_cnt; | ||
31 | const char *c; | ||
32 | char *d; | ||
33 | |||
34 | while (list) { | ||
35 | c = list->data; | ||
36 | pattern_slash_cnt = 0; | ||
37 | while (*c) | ||
38 | if (*c++ == '/') pattern_slash_cnt++; | ||
39 | c = filename; | ||
40 | d = buf; | ||
41 | niro | 816 | /* paranoia is better than buffer overflows */ |
42 | niro | 532 | while (*c && d != buf + sizeof(buf)-1) { |
43 | if (*c == '/' && --pattern_slash_cnt < 0) | ||
44 | break; | ||
45 | *d++ = *c++; | ||
46 | } | ||
47 | *d = '\0'; | ||
48 | if (fnmatch(list->data, buf, 0) == 0) { | ||
49 | return list; | ||
50 | } | ||
51 | list = list->link; | ||
52 | } | ||
53 | return NULL; | ||
54 | } |