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04ecb29d03
As it turns out, all of these checks were useless, because alloca will never return NULL. git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@26451 65c4cc65-6c06-0410-ace0-fbb531ad65f3
80 lines
1.5 KiB
C
80 lines
1.5 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 1999 - 2006, Digium, Inc.
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*
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* See http://www.asterisk.org for more information about
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* the Asterisk project. Please do not directly contact
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* any of the maintainers of this project for assistance;
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* the project provides a web site, mailing lists and IRC
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* channels for your use.
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License Version 2. See the LICENSE file
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* at the top of the source tree.
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*/
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/*! \file
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*
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* \brief Compatibility functions for strsep and strtoq missing on Solaris
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*/
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#include <sys/types.h>
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#include <stdio.h>
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#include "asterisk.h"
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#include "asterisk/compat.h"
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#ifndef HAVE_STRSEP
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char *strsep(char **str, const char *delims)
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{
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char *token;
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if (!*str) {
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/* No more tokens */
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return NULL;
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}
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token = *str;
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while (**str != '\0') {
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if (strchr(delims, **str)) {
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**str = '\0';
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(*str)++;
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return token;
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}
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(*str)++;
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}
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/* There is no other token */
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*str = NULL;
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return token;
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}
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#endif
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#ifndef HAVE_SETENV
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int setenv(const char *name, const char *value, int overwrite)
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{
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unsigned char *buf;
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int buflen;
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buflen = strlen(name) + strlen(value) + 2;
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buf = alloca(buflen);
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if (!overwrite && getenv(name))
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return 0;
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snprintf(buf, buflen, "%s=%s", name, value);
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return putenv(buf);
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}
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#endif
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#ifndef HAVE_UNSETENV
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int unsetenv(const char *name)
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{
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return setenv(name, "", 0);
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}
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#endif
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