Mercurial > code
changeset 78:ad60e5ebd92c
Import strsep portable function
author | David Demelier <markand@malikania.fr> |
---|---|
date | Mon, 14 Nov 2011 19:57:53 +0100 |
parents | e48757f916ae |
children | fd817a7dbf2f |
files | port/strsep.c |
diffstat | 1 files changed, 40 insertions(+), 0 deletions(-) [+] |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/port/strsep.c Mon Nov 14 19:57:53 2011 +0100 @@ -0,0 +1,40 @@ +/* + * strsep.c -- separate a string by delimiters + * + * Copyright (c) 2011, David Demelier <markand@malikania.fr> + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <stdlib.h> +#include <string.h> + +char * +strsep(char **stringp, const char *delim) +{ + char *item, *ptr; + + if (*stringp == NULL || delim[0] == '\0') + return NULL; + + item = *stringp; + if ((ptr = strpbrk(*stringp, delim)) == NULL) { + *stringp = NULL; + return item; + } + + *ptr = '\0'; + *stringp = ptr + 1; + + return item; +}