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32 lines
572 B
C
32 lines
572 B
C
/* vi: set sw=4 ts=4: */
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/*
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* Utility routines.
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*
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* Copyright (C) many different people.
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* If you wrote this, please acknowledge your work.
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*
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* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
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*/
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#include <stdio.h>
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#include <string.h>
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#include <ctype.h>
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#include "libbb.h"
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void trim(char *s)
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{
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size_t len = strlen(s);
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size_t lws;
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/* trim trailing whitespace */
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while (len && isspace(s[len-1])) --len;
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/* trim leading whitespace */
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if(len) {
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lws = strspn(s, " \n\r\t\v");
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memmove(s, s + lws, len -= lws);
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}
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s[len] = 0;
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}
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