diff options
Diffstat (limited to 'lib/strtol.c')
| -rw-r--r-- | lib/strtol.c | 86 |
1 files changed, 36 insertions, 50 deletions
diff --git a/lib/strtol.c b/lib/strtol.c index 1ef88700fca..6c2e9333abc 100644 --- a/lib/strtol.c +++ b/lib/strtol.c @@ -1,22 +1,22 @@ /* Convert string representation of a number into an integer value. - Copyright (C) 1991-1992, 1994-1999, 2003, 2005-2007, 2009-2017 Free Software + Copyright (C) 1991-1992, 1994-1999, 2003, 2005-2007, 2009-2022 Free Software Foundation, Inc. NOTE: The canonical source of this file is maintained with the GNU C Library. Bugs can be reported to bug-glibc@gnu.org. - 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 any - later version. + This file 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 3 of the + License, or (at your option) any later version. - This program is distributed in the hope that it will be useful, + This file 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. + GNU Lesser General Public License for more details. - You should have received a copy of the GNU General Public License + You should have received a copy of the GNU Lesser General Public License along with this program. If not, see <https://www.gnu.org/licenses/>. */ #ifdef _LIBC @@ -51,6 +51,7 @@ /* Determine the name. */ #ifdef USE_IN_EXTENDED_LOCALE_MODEL +# undef strtol # if UNSIGNED # ifdef USE_WIDE_CHAR # ifdef QUAD @@ -82,6 +83,7 @@ # endif #else # if UNSIGNED +# undef strtol # ifdef USE_WIDE_CHAR # ifdef QUAD # define strtol wcstoull @@ -97,6 +99,7 @@ # endif # else # ifdef USE_WIDE_CHAR +# undef strtol # ifdef QUAD # define strtol wcstoll # else @@ -104,6 +107,7 @@ # endif # else # ifdef QUAD +# undef strtol # define strtol strtoll # endif # endif @@ -117,35 +121,6 @@ # define STRTOL_LONG_MIN LLONG_MIN # define STRTOL_LONG_MAX LLONG_MAX # define STRTOL_ULONG_MAX ULLONG_MAX - -/* The extra casts in the following macros work around compiler bugs, - e.g., in Cray C 5.0.3.0. */ - -/* True if the arithmetic type T is signed. */ -# define TYPE_SIGNED(t) (! ((t) 0 < (t) -1)) - -/* Minimum and maximum values for integer types. - These macros have undefined behavior for signed types that either - have padding bits or do not use two's complement. If this is a - problem for you, please let us know how to fix it for your host. */ - -/* The maximum and minimum values for the integer type T. */ -# define TYPE_MINIMUM(t) ((t) ~ TYPE_MAXIMUM (t)) -# define TYPE_MAXIMUM(t) \ - ((t) (! TYPE_SIGNED (t) \ - ? (t) -1 \ - : ((((t) 1 << (sizeof (t) * CHAR_BIT - 2)) - 1) * 2 + 1))) - -# ifndef ULLONG_MAX -# define ULLONG_MAX TYPE_MAXIMUM (unsigned long long) -# endif -# ifndef LLONG_MAX -# define LLONG_MAX TYPE_MAXIMUM (long long int) -# endif -# ifndef LLONG_MIN -# define LLONG_MIN TYPE_MINIMUM (long long int) -# endif - # if __GNUC__ == 2 && __GNUC_MINOR__ < 7 /* Work around gcc bug with using this constant. */ static const unsigned long long int maxquad = ULLONG_MAX; @@ -160,6 +135,12 @@ #endif +#ifdef USE_NUMBER_GROUPING +# define GROUP_PARAM_PROTO , int group +#else +# define GROUP_PARAM_PROTO +#endif + /* We use this code also for the extended locale handling where the function gets as an additional argument the locale which has to be used. To access the values we have to redefine the _NL_CURRENT @@ -195,19 +176,23 @@ # define UCHAR_TYPE unsigned char # define STRING_TYPE char # ifdef USE_IN_EXTENDED_LOCALE_MODEL -# define ISSPACE(Ch) __isspace_l ((Ch), loc) -# define ISALPHA(Ch) __isalpha_l ((Ch), loc) -# define TOUPPER(Ch) __toupper_l ((Ch), loc) +# define ISSPACE(Ch) __isspace_l ((unsigned char) (Ch), loc) +# define ISALPHA(Ch) __isalpha_l ((unsigned char) (Ch), loc) +# define TOUPPER(Ch) __toupper_l ((unsigned char) (Ch), loc) # else -# define ISSPACE(Ch) isspace (Ch) -# define ISALPHA(Ch) isalpha (Ch) -# define TOUPPER(Ch) toupper (Ch) +# define ISSPACE(Ch) isspace ((unsigned char) (Ch)) +# define ISALPHA(Ch) isalpha ((unsigned char) (Ch)) +# define TOUPPER(Ch) toupper ((unsigned char) (Ch)) # endif #endif -#define INTERNAL(X) INTERNAL1(X) -#define INTERNAL1(X) __##X##_internal -#define WEAKNAME(X) WEAKNAME1(X) +#ifdef USE_NUMBER_GROUPING +# define INTERNAL(X) INTERNAL1(X) +# define INTERNAL1(X) __##X##_internal +# define WEAKNAME(X) WEAKNAME1(X) +#else +# define INTERNAL(X) X +#endif #ifdef USE_NUMBER_GROUPING /* This file defines a function to check for correct grouping. */ @@ -225,7 +210,7 @@ INT INTERNAL (strtol) (const STRING_TYPE *nptr, STRING_TYPE **endptr, - int base, int group LOCALE_PARAM_PROTO) + int base GROUP_PARAM_PROTO LOCALE_PARAM_PROTO) { int negative; register unsigned LONG int cutoff; @@ -408,15 +393,16 @@ noconv: return 0L; } +#ifdef USE_NUMBER_GROUPING /* External user entry point. */ - INT -#ifdef weak_function +# ifdef weak_function weak_function -#endif +# endif strtol (const STRING_TYPE *nptr, STRING_TYPE **endptr, int base LOCALE_PARAM_PROTO) { return INTERNAL (strtol) (nptr, endptr, base, 0 LOCALE_PARAM); } +#endif |