busybox/libbb/trim.c

/* vi: set sw=4 ts=4: */
/*
 * Utility routines.
 *
 * Copyright (C) many different people.
 * If you wrote this, please acknowledge your work.
 *
 * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
 */

#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include "libbb.h"


void trim(char *s)
{
	size_t len = strlen(s);
	size_t lws;

	/* trim trailing whitespace */
	while (len && isspace(s[len-1])) --len;

	/* trim leading whitespace */
	if(len) {
		lws = strspn(s, " \n\r\t\v");
		memmove(s, s + lws, len -= lws);
	}
	s[len] = 0;
}
1	niro	532	/* 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
17			void 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			}