source: branches/3.2/mindi-busybox/libbb/get_last_path_component.c @ 3232

Last change on this file since 3232 was 3232, checked in by Bruno Cornec, 7 years ago
  • Update mindi-busybox to 1.21.1
File size: 1004 bytes
Line 
1/* vi: set sw=4 ts=4: */
2/*
3 * bb_get_last_path_component implementation for busybox
4 *
5 * Copyright (C) 2001  Manuel Novoa III  <mjn3@codepoet.org>
6 *
7 * Licensed under GPLv2 or later, see file LICENSE in this source tree.
8 */
9#include "libbb.h"
10
11const char* FAST_FUNC bb_basename(const char *name)
12{
13    const char *cp = strrchr(name, '/');
14    if (cp)
15        return cp + 1;
16    return name;
17}
18
19/*
20 * "/"        -> "/"
21 * "abc"      -> "abc"
22 * "abc/def"  -> "def"
23 * "abc/def/" -> ""
24 */
25char* FAST_FUNC bb_get_last_path_component_nostrip(const char *path)
26{
27    char *slash = strrchr(path, '/');
28
29    if (!slash || (slash == path && !slash[1]))
30        return (char*)path;
31
32    return slash + 1;
33}
34
35/*
36 * "/"        -> "/"
37 * "abc"      -> "abc"
38 * "abc/def"  -> "def"
39 * "abc/def/" -> "def" !!
40 */
41char* FAST_FUNC bb_get_last_path_component_strip(char *path)
42{
43    char *slash = last_char_is(path, '/');
44
45    if (slash)
46        while (*slash == '/' && slash != path)
47            *slash-- = '\0';
48
49    return bb_get_last_path_component_nostrip(path);
50}
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