diff options
Diffstat (limited to 'busybox/libbb/trim.c')
-rw-r--r-- | busybox/libbb/trim.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/busybox/libbb/trim.c b/busybox/libbb/trim.c new file mode 100644 index 000000000..38aa28231 --- /dev/null +++ b/busybox/libbb/trim.c | |||
@@ -0,0 +1,49 @@ | |||
1 | /* vi: set sw=4 ts=4: */ | ||
2 | /* | ||
3 | * Utility routines. | ||
4 | * | ||
5 | * Copyright (C) many different people. | ||
6 | * If you wrote this, please acknowledge your work. | ||
7 | * | ||
8 | * This program is free software; you can redistribute it and/or modify | ||
9 | * it under the terms of the GNU General Public License as published by | ||
10 | * the Free Software Foundation; either version 2 of the License, or | ||
11 | * (at your option) any later version. | ||
12 | * | ||
13 | * This program is distributed in the hope that it will be useful, but | ||
14 | * WITHOUT ANY WARRANTY; without even the implied warranty of | ||
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
16 | * General Public License for more details. | ||
17 | * | ||
18 | * You should have received a copy of the GNU General Public License | ||
19 | * along with this program; if not, write to the Free Software | ||
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 | ||
21 | * USA | ||
22 | */ | ||
23 | |||
24 | #include <stdio.h> | ||
25 | #include <string.h> | ||
26 | #include <ctype.h> | ||
27 | #include "libbb.h" | ||
28 | |||
29 | |||
30 | void trim(char *s) | ||
31 | { | ||
32 | int len = strlen(s); | ||
33 | |||
34 | /* trim trailing whitespace */ | ||
35 | while ( len > 0 && isspace(s[len-1])) | ||
36 | s[--len]='\0'; | ||
37 | |||
38 | /* trim leading whitespace */ | ||
39 | memmove(s, &s[strspn(s, " \n\r\t\v")], len); | ||
40 | } | ||
41 | |||
42 | /* END CODE */ | ||
43 | /* | ||
44 | Local Variables: | ||
45 | c-file-style: "linux" | ||
46 | c-basic-offset: 4 | ||
47 | tab-width: 4 | ||
48 | End: | ||
49 | */ | ||