diff options
Diffstat (limited to 'lib/stdlib.in.h')
| -rw-r--r-- | lib/stdlib.in.h | 145 |
1 files changed, 133 insertions, 12 deletions
diff --git a/lib/stdlib.in.h b/lib/stdlib.in.h index ffa86eef0dc..b901d175aeb 100644 --- a/lib/stdlib.in.h +++ b/lib/stdlib.in.h @@ -1,7 +1,6 @@ /* A GNU-like <stdlib.h>. - Copyright (C) 1995, 2001-2004, 2006-2024 Free Software Foundation, - Inc. + Copyright (C) 1995, 2001-2004, 2006-2024 Free Software Foundation, Inc. This file is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as @@ -39,7 +38,8 @@ #define _@GUARD_PREFIX@_STDLIB_H /* This file uses _Noreturn, _GL_ATTRIBUTE_DEALLOC, _GL_ATTRIBUTE_MALLOC, - _GL_ATTRIBUTE_PURE, GNULIB_POSIXCHECK, HAVE_RAW_DECL_*. */ + _GL_ATTRIBUTE_NOTHROW, _GL_ATTRIBUTE_PURE, GNULIB_POSIXCHECK, + HAVE_RAW_DECL_*. */ #if !_GL_CONFIG_H_INCLUDED #error "Please include config.h first." #endif @@ -133,6 +133,28 @@ struct random_data # endif #endif +/* _GL_ATTRIBUTE_NOTHROW declares that the function does not throw exceptions. + */ +#ifndef _GL_ATTRIBUTE_NOTHROW +# if defined __cplusplus +# if (__GNUC__ + (__GNUC_MINOR__ >= 8) > 2) || __clang_major >= 4 +# if __cplusplus >= 201103L +# define _GL_ATTRIBUTE_NOTHROW noexcept (true) +# else +# define _GL_ATTRIBUTE_NOTHROW throw () +# endif +# else +# define _GL_ATTRIBUTE_NOTHROW +# endif +# else +# if (__GNUC__ + (__GNUC_MINOR__ >= 3) > 3) || defined __clang__ +# define _GL_ATTRIBUTE_NOTHROW __attribute__ ((__nothrow__)) +# else +# define _GL_ATTRIBUTE_NOTHROW +# endif +# endif +#endif + /* The __attribute__ feature is available in gcc versions 2.5 and later. The attribute __pure__ was added in gcc 2.96. */ #ifndef _GL_ATTRIBUTE_PURE @@ -201,7 +223,7 @@ _GL_WARN_ON_USE (_Exit, "_Exit is unportable - " # define free rpl_free # endif # if defined __cplusplus && (__GLIBC__ + (__GLIBC_MINOR__ >= 14) > 2) -_GL_FUNCDECL_RPL (free, void, (void *ptr) throw ()); +_GL_FUNCDECL_RPL (free, void, (void *ptr) _GL_ATTRIBUTE_NOTHROW); # else _GL_FUNCDECL_RPL (free, void, (void *ptr)); # endif @@ -235,9 +257,16 @@ _GL_CXXALIAS_RPL (aligned_alloc, void *, (size_t alignment, size_t size)); # if @HAVE_ALIGNED_ALLOC@ # if __GNUC__ >= 11 /* For -Wmismatched-dealloc: Associate aligned_alloc with free or rpl_free. */ +# if __GLIBC__ + (__GLIBC_MINOR__ >= 16) > 2 +_GL_FUNCDECL_SYS (aligned_alloc, void *, + (size_t alignment, size_t size) + _GL_ATTRIBUTE_NOTHROW + _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE); +# else _GL_FUNCDECL_SYS (aligned_alloc, void *, (size_t alignment, size_t size) _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE); +# endif # endif _GL_CXXALIAS_SYS (aligned_alloc, void *, (size_t alignment, size_t size)); # endif @@ -248,9 +277,16 @@ _GL_CXXALIASWARN (aligned_alloc); #else # if @GNULIB_FREE_POSIX@ && __GNUC__ >= 11 && !defined aligned_alloc /* For -Wmismatched-dealloc: Associate aligned_alloc with free or rpl_free. */ +# if __GLIBC__ + (__GLIBC_MINOR__ >= 16) > 2 +_GL_FUNCDECL_SYS (aligned_alloc, void *, + (size_t alignment, size_t size) + _GL_ATTRIBUTE_NOTHROW + _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE); +# else _GL_FUNCDECL_SYS (aligned_alloc, void *, (size_t alignment, size_t size) _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE); +# endif # endif # if defined GNULIB_POSIXCHECK # undef aligned_alloc @@ -293,9 +329,16 @@ _GL_CXXALIAS_RPL (calloc, void *, (size_t nmemb, size_t size)); # else # if __GNUC__ >= 11 /* For -Wmismatched-dealloc: Associate calloc with free or rpl_free. */ +# if __GLIBC__ + (__GLIBC_MINOR__ >= 14) > 2 +_GL_FUNCDECL_SYS (calloc, void *, + (size_t nmemb, size_t size) + _GL_ATTRIBUTE_NOTHROW + _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE); +# else _GL_FUNCDECL_SYS (calloc, void *, (size_t nmemb, size_t size) _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE); +# endif # endif _GL_CXXALIAS_SYS (calloc, void *, (size_t nmemb, size_t size)); # endif @@ -305,9 +348,16 @@ _GL_CXXALIASWARN (calloc); #else # if @GNULIB_FREE_POSIX@ && __GNUC__ >= 11 && !defined calloc /* For -Wmismatched-dealloc: Associate calloc with free or rpl_free. */ +# if __GLIBC__ + (__GLIBC_MINOR__ >= 14) > 2 _GL_FUNCDECL_SYS (calloc, void *, (size_t nmemb, size_t size) + _GL_ATTRIBUTE_NOTHROW _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE); +# else +_GL_FUNCDECL_SYS (calloc, void *, + (size_t nmemb, size_t size) + _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE); +# endif # endif # if defined GNULIB_POSIXCHECK # undef calloc @@ -329,10 +379,18 @@ _GL_FUNCDECL_RPL (canonicalize_file_name, char *, _GL_CXXALIAS_RPL (canonicalize_file_name, char *, (const char *name)); # else # if !@HAVE_CANONICALIZE_FILE_NAME@ || __GNUC__ >= 11 +# if __GLIBC__ + (__GLIBC_MINOR__ >= 2) > 2 +_GL_FUNCDECL_SYS (canonicalize_file_name, char *, + (const char *name) + _GL_ATTRIBUTE_NOTHROW + _GL_ARG_NONNULL ((1)) + _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE); +# else _GL_FUNCDECL_SYS (canonicalize_file_name, char *, (const char *name) _GL_ARG_NONNULL ((1)) _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE); +# endif # endif _GL_CXXALIAS_SYS (canonicalize_file_name, char *, (const char *name)); # endif @@ -345,10 +403,18 @@ _GL_CXXALIASWARN (canonicalize_file_name); # if @GNULIB_FREE_POSIX@ && __GNUC__ >= 11 && !defined canonicalize_file_name /* For -Wmismatched-dealloc: Associate canonicalize_file_name with free or rpl_free. */ +# if __GLIBC__ + (__GLIBC_MINOR__ >= 2) > 2 _GL_FUNCDECL_SYS (canonicalize_file_name, char *, (const char *name) + _GL_ATTRIBUTE_NOTHROW _GL_ARG_NONNULL ((1)) _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE); +# else +_GL_FUNCDECL_SYS (canonicalize_file_name, char *, + (const char *name) + _GL_ARG_NONNULL ((1)) + _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE); +# endif # endif # if defined GNULIB_POSIXCHECK # undef canonicalize_file_name @@ -570,9 +636,16 @@ _GL_CXXALIAS_RPL (malloc, void *, (size_t size)); # else # if __GNUC__ >= 11 /* For -Wmismatched-dealloc: Associate malloc with free or rpl_free. */ +# if __GLIBC__ + (__GLIBC_MINOR__ >= 14) > 2 _GL_FUNCDECL_SYS (malloc, void *, (size_t size) + _GL_ATTRIBUTE_NOTHROW _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE); +# else +_GL_FUNCDECL_SYS (malloc, void *, + (size_t size) + _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE); +# endif # endif _GL_CXXALIAS_SYS (malloc, void *, (size_t size)); # endif @@ -582,9 +655,16 @@ _GL_CXXALIASWARN (malloc); #else # if @GNULIB_FREE_POSIX@ && __GNUC__ >= 11 && !defined malloc /* For -Wmismatched-dealloc: Associate malloc with free or rpl_free. */ +# if __GLIBC__ + (__GLIBC_MINOR__ >= 14) > 2 +_GL_FUNCDECL_SYS (malloc, void *, + (size_t size) + _GL_ATTRIBUTE_NOTHROW + _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE); +# else _GL_FUNCDECL_SYS (malloc, void *, (size_t size) _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE); +# endif # endif # if defined GNULIB_POSIXCHECK && !_GL_USE_STDLIB_ALLOC # undef malloc @@ -967,6 +1047,10 @@ _GL_CXXALIAS_RPL (putenv, int, (char *string)); # define putenv _putenv # endif _GL_CXXALIAS_MDA (putenv, int, (char *string)); +# elif defined __KLIBC__ +/* Need to cast, because on OS/2 kLIBC, the first parameter is + const char *string. */ +_GL_CXXALIAS_SYS_CAST (putenv, int, (char *string)); # else _GL_CXXALIAS_SYS (putenv, int, (char *string)); # endif @@ -983,6 +1067,10 @@ _GL_CXXALIASWARN (putenv); /* Need to cast, because on mingw, the parameter is either 'const char *string' or 'char *string'. */ _GL_CXXALIAS_MDA_CAST (putenv, int, (char *string)); +# elif defined __KLIBC__ +/* Need to cast, because on OS/2 kLIBC, the first parameter is + const char *string. */ +_GL_CXXALIAS_SYS_CAST (putenv, int, (char *string)); # else _GL_CXXALIAS_SYS (putenv, int, (char *string)); # endif @@ -1024,7 +1112,9 @@ _GL_CXXALIAS_SYS (qsort_r, void, (void *base, size_t nmemb, size_t size, _gl_qsort_r_compar_fn compare, void *arg)); # endif +# if __GLIBC__ >= 2 _GL_CXXALIASWARN (qsort_r); +# endif #elif defined GNULIB_POSIXCHECK # undef qsort_r # if HAVE_RAW_DECL_QSORT_R @@ -1034,11 +1124,26 @@ _GL_WARN_ON_USE (qsort_r, "qsort_r is not portable - " #endif -#if @GNULIB_RANDOM_R@ -# if !@HAVE_RANDOM_R@ -# ifndef RAND_MAX -# define RAND_MAX 2147483647 +#if @GNULIB_RAND@ || (@GNULIB_RANDOM_R@ && !@HAVE_RANDOM_R@) +# ifndef RAND_MAX +# define RAND_MAX 2147483647 +# endif +#endif + + +#if @GNULIB_RAND@ +# if @REPLACE_RAND@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef rand +# define rand rpl_rand # endif +_GL_FUNCDECL_RPL (rand, int, (void)); +_GL_CXXALIAS_RPL (rand, int, (void)); +# else +_GL_CXXALIAS_SYS (rand, int, (void)); +# endif +# if __GLIBC__ >= 2 +_GL_CXXALIASWARN (rand); # endif #endif @@ -1293,8 +1398,16 @@ _GL_CXXALIAS_RPL (realloc, void *, (void *ptr, size_t size)); # else # if __GNUC__ >= 11 /* For -Wmismatched-dealloc: Associate realloc with free or rpl_free. */ -_GL_FUNCDECL_SYS (realloc, void *, (void *ptr, size_t size) - _GL_ATTRIBUTE_DEALLOC_FREE); +# if __GLIBC__ + (__GLIBC_MINOR__ >= 14) > 2 +_GL_FUNCDECL_SYS (realloc, void *, + (void *ptr, size_t size) + _GL_ATTRIBUTE_NOTHROW + _GL_ATTRIBUTE_DEALLOC_FREE); +# else +_GL_FUNCDECL_SYS (realloc, void *, + (void *ptr, size_t size) + _GL_ATTRIBUTE_DEALLOC_FREE); +# endif # endif _GL_CXXALIAS_SYS (realloc, void *, (void *ptr, size_t size)); # endif @@ -1304,8 +1417,16 @@ _GL_CXXALIASWARN (realloc); #else # if @GNULIB_FREE_POSIX@ && __GNUC__ >= 11 && !defined realloc /* For -Wmismatched-dealloc: Associate realloc with free or rpl_free. */ -_GL_FUNCDECL_SYS (realloc, void *, (void *ptr, size_t size) - _GL_ATTRIBUTE_DEALLOC_FREE); +# if __GLIBC__ + (__GLIBC_MINOR__ >= 14) > 2 +_GL_FUNCDECL_SYS (realloc, void *, + (void *ptr, size_t size) + _GL_ATTRIBUTE_NOTHROW + _GL_ATTRIBUTE_DEALLOC_FREE); +# else +_GL_FUNCDECL_SYS (realloc, void *, + (void *ptr, size_t size) + _GL_ATTRIBUTE_DEALLOC_FREE); +# endif # endif # if defined GNULIB_POSIXCHECK && !_GL_USE_STDLIB_ALLOC # undef realloc |