1/* Convert string representation of a number into an intmax_t value. 2 3 Copyright (C) 1999, 2001, 2002, 2003, 2004, 2006 Free Software 4 Foundation, Inc. 5 6 This program is free software; you can redistribute it and/or modify 7 it under the terms of the GNU General Public License as published by 8 the Free Software Foundation; either version 2, or (at your option) 9 any later version. 10 11 This program is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 GNU General Public License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with this program; if not, write to the Free Software Foundation, 18 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ 19 20/* Written by Paul Eggert. */ 21 22#include <config.h> 23 24/* Verify interface. */ 25#include <inttypes.h> 26 27#include <stdlib.h> 28 29#include "verify.h" 30 31#ifdef UNSIGNED 32# ifndef HAVE_DECL_STRTOULL 33"this configure-time declaration test was not run" 34# endif 35# if !HAVE_DECL_STRTOULL && HAVE_UNSIGNED_LONG_LONG_INT 36unsigned long long int strtoull (char const *, char **, int); 37# endif 38 39#else 40 41# ifndef HAVE_DECL_STRTOLL 42"this configure-time declaration test was not run" 43# endif 44# if !HAVE_DECL_STRTOLL && HAVE_LONG_LONG_INT 45long long int strtoll (char const *, char **, int); 46# endif 47#endif 48 49#ifdef UNSIGNED 50# define Have_long_long HAVE_UNSIGNED_LONG_LONG_INT 51# define Int uintmax_t 52# define Unsigned unsigned 53# define strtoimax strtoumax 54# define strtol strtoul 55# define strtoll strtoull 56#else 57# define Have_long_long HAVE_LONG_LONG_INT 58# define Int intmax_t 59# define Unsigned 60#endif 61 62Int 63strtoimax (char const *ptr, char **endptr, int base) 64{ 65#if Have_long_long 66 verify (sizeof (Int) == sizeof (Unsigned long int) 67 || sizeof (Int) == sizeof (Unsigned long long int)); 68 69 if (sizeof (Int) != sizeof (Unsigned long int)) 70 return strtoll (ptr, endptr, base); 71#else 72 verify (sizeof (Int) == sizeof (Unsigned long int)); 73#endif 74 75 return strtol (ptr, endptr, base); 76} 77