source: branches/stable/mindi-busybox/libbb/trim.c @ 821

Last change on this file since 821 was 821, checked in by Bruno Cornec, 14 years ago

Addition of busybox 1.2.1 as a mindi-busybox new package
This should avoid delivering binary files in mindi not built there (Fedora and Debian are quite serious about that)

File size: 572 bytes
Line 
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 * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
9 */
10
11#include <stdio.h>
12#include <string.h>
13#include <ctype.h>
14#include "libbb.h"
15
16
17void trim(char *s)
18{
19    size_t len = strlen(s);
20    size_t lws;
21
22    /* trim trailing whitespace */
23    while (len && isspace(s[len-1])) --len;
24
25    /* trim leading whitespace */
26    if(len) {
27        lws = strspn(s, " \n\r\t\v");
28        memmove(s, s + lws, len -= lws);
29    }
30    s[len] = 0;
31}
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