| /* Convert string representation of a number into an integer value. |
| Copyright (C) 1991-2018 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library 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 |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #include <stdlib.h> |
| #include <wchar.h> |
| #include <locale/localeinfo.h> |
| |
| #ifndef UNSIGNED |
| # define UNSIGNED 0 |
| # define INT LONG int |
| #else |
| # define INT unsigned LONG int |
| #endif |
| |
| #if UNSIGNED |
| # ifdef USE_WIDE_CHAR |
| # ifdef QUAD |
| # define strtol wcstoull |
| # define __strtol_l __wcstoull_l |
| # else |
| # define strtol wcstoul |
| # define __strtol_l __wcstoul_l |
| # endif |
| # else |
| # ifdef QUAD |
| # define strtol strtoull |
| # define __strtol_l __strtoull_l |
| # else |
| # define strtol strtoul |
| # define __strtol_l __strtoul_l |
| # endif |
| # endif |
| #else |
| # ifdef USE_WIDE_CHAR |
| # ifdef QUAD |
| # define strtol wcstoll |
| # define __strtol_l __wcstoll_l |
| # else |
| # define strtol wcstol |
| # define __strtol_l __wcstol_l |
| # endif |
| # else |
| # ifdef QUAD |
| # define strtol strtoll |
| # define __strtol_l __strtoll_l |
| # endif |
| # endif |
| #endif |
| |
| |
| /* If QUAD is defined, we are defining `strtoll' or `strtoull', |
| operating on `long long int's. */ |
| #ifdef QUAD |
| # define LONG long long |
| #else |
| # define LONG long |
| #endif |
| |
| |
| #ifdef USE_WIDE_CHAR |
| # define STRING_TYPE wchar_t |
| #else |
| # define STRING_TYPE char |
| #endif |
| |
| |
| #define INTERNAL(X) INTERNAL1(X) |
| #define INTERNAL1(X) __##X##_internal |
| |
| #define SYM__(X) SYM__1 (X) |
| #define SYM__1(X) __ ## X |
| #define __strtol SYM__ (strtol) |
| |
| |
| extern INT INTERNAL (__strtol_l) (const STRING_TYPE *, STRING_TYPE **, int, |
| int, locale_t); |
| |
| |
| INT |
| INTERNAL (strtol) (const STRING_TYPE *nptr, STRING_TYPE **endptr, |
| int base, int group) |
| { |
| return INTERNAL (__strtol_l) (nptr, endptr, base, group, _NL_CURRENT_LOCALE); |
| } |
| libc_hidden_def (INTERNAL (strtol)) |
| |
| |
| INT |
| __strtol (const STRING_TYPE *nptr, STRING_TYPE **endptr, int base) |
| { |
| return INTERNAL (__strtol_l) (nptr, endptr, base, 0, _NL_CURRENT_LOCALE); |
| } |
| weak_alias (__strtol, strtol) |
| libc_hidden_weak (strtol) |