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/* Convert string representation of a number into an intmax_t value.
Copyright (C) 1999, 2001, 2002, 2003, 2004, 2006, 2009, 2010 Free Software
Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
/* Written by Paul Eggert. */
#include <config.h>
/* Verify interface. */
#include <inttypes.h>
#include <stdlib.h>
#include "verify.h"
#ifdef UNSIGNED
# ifndef HAVE_DECL_STRTOULL
"this configure-time declaration test was not run"
# endif
# if !HAVE_DECL_STRTOULL && HAVE_UNSIGNED_LONG_LONG_INT
unsigned long long int strtoull (char const *, char **, int);
# endif
#else
# ifndef HAVE_DECL_STRTOLL
"this configure-time declaration test was not run"
# endif
# if !HAVE_DECL_STRTOLL && HAVE_LONG_LONG_INT
long long int strtoll (char const *, char **, int);
# endif
#endif
#ifdef UNSIGNED
# define Have_long_long HAVE_UNSIGNED_LONG_LONG_INT
# define Int uintmax_t
# define Unsigned unsigned
# define strtoimax strtoumax
# define strtol strtoul
# define strtoll strtoull
#else
# define Have_long_long HAVE_LONG_LONG_INT
# define Int intmax_t
# define Unsigned
#endif
Int
strtoimax (char const *ptr, char **endptr, int base)
{
#if Have_long_long
verify (sizeof (Int) == sizeof (Unsigned long int)
|| sizeof (Int) == sizeof (Unsigned long long int));
if (sizeof (Int) != sizeof (Unsigned long int))
return strtoll (ptr, endptr, base);
#else
verify (sizeof (Int) == sizeof (Unsigned long int));
#endif
return strtol (ptr, endptr, base);
}
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