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/*
* SPDX-License-Identifier: ISC
*
* Copyright (c) 2010-2016 Todd C. Miller <Todd.Miller@sudo.ws>
*
* Permission to use, copy, modify, and 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.
*/
/*
* This is an open source non-commercial project. Dear PVS-Studio, please check it.
* PVS-Studio Static Code Analyzer for C, C++ and C#: http://www.viva64.com
*/
#include <config.h>
#include <string.h>
#ifdef HAVE_STRINGS_H
# include <strings.h>
#endif /* HAVE_STRINGS_H */
#include <sudo_compat.h>
#include <sudo_debug.h>
#include <sudo_util.h>
int
sudo_strtobool_v1(const char *str)
{
debug_decl(sudo_strtobool, SUDO_DEBUG_UTIL);
switch (*str) {
case '0':
case '1':
if (str[1] == '\0')
debug_return_int(*str - '0');
break;
case 'y':
case 'Y':
if (strcasecmp(str, "yes") == 0)
debug_return_int(1);
break;
case 't':
case 'T':
if (strcasecmp(str, "true") == 0)
debug_return_int(1);
break;
case 'o':
case 'O':
if (strcasecmp(str, "on") == 0)
debug_return_int(1);
if (strcasecmp(str, "off") == 0)
debug_return_int(0);
break;
case 'n':
case 'N':
if (strcasecmp(str, "no") == 0)
debug_return_int(0);
break;
case 'f':
case 'F':
if (strcasecmp(str, "false") == 0)
debug_return_int(0);
break;
}
sudo_debug_printf(SUDO_DEBUG_ERROR|SUDO_DEBUG_LINENO,
"invalid boolean value \"%s\"", str);
debug_return_int(-1);
}
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