diff options
Diffstat (limited to 'lib/stdlib.in.h')
| -rw-r--r-- | lib/stdlib.in.h | 294 |
1 files changed, 254 insertions, 40 deletions
diff --git a/lib/stdlib.in.h b/lib/stdlib.in.h index 451af09bb6d..49fc44e14a1 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, 2006-2021 Free Software Foundation, - Inc. + Copyright (C) 1995, 2001-2004, 2006-2021 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 @@ -54,8 +53,8 @@ # include <sys/loadavg.h> #endif -/* Native Windows platforms declare mktemp() in <io.h>. */ -#if 0 && (defined _WIN32 && ! defined __CYGWIN__) +/* Native Windows platforms declare _mktemp() in <io.h>. */ +#if defined _WIN32 && !defined __CYGWIN__ # include <io.h> #endif @@ -102,10 +101,12 @@ struct random_data /* The __attribute__ feature is available in gcc versions 2.5 and later. The attribute __pure__ was added in gcc 2.96. */ -#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 96) -# define _GL_ATTRIBUTE_PURE __attribute__ ((__pure__)) -#else -# define _GL_ATTRIBUTE_PURE /* empty */ +#ifndef _GL_ATTRIBUTE_PURE +# if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 96) || defined __clang__ +# define _GL_ATTRIBUTE_PURE __attribute__ ((__pure__)) +# else +# define _GL_ATTRIBUTE_PURE /* empty */ +# endif #endif /* The definition of _Noreturn is copied here. */ @@ -148,6 +149,31 @@ _GL_WARN_ON_USE (_Exit, "_Exit is unportable - " #endif +/* Allocate memory with indefinite extent and specified alignment. */ +#if @GNULIB_ALIGNED_ALLOC@ +# if @REPLACE_ALIGNED_ALLOC@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef aligned_alloc +# define aligned_alloc rpl_aligned_alloc +# endif +_GL_FUNCDECL_RPL (aligned_alloc, void *, (size_t alignment, size_t size)); +_GL_CXXALIAS_RPL (aligned_alloc, void *, (size_t alignment, size_t size)); +# else +# if @HAVE_ALIGNED_ALLOC@ +_GL_CXXALIAS_SYS (aligned_alloc, void *, (size_t alignment, size_t size)); +# endif +# endif +# if @HAVE_ALIGNED_ALLOC@ +_GL_CXXALIASWARN (aligned_alloc); +# endif +#elif defined GNULIB_POSIXCHECK +# undef aligned_alloc +# if HAVE_RAW_DECL_ALIGNED_ALLOC +_GL_WARN_ON_USE (aligned_alloc, "aligned_alloc is not portable - " + "use gnulib module aligned_alloc for portability"); +# endif +#endif + #if @GNULIB_ATOLL@ /* Parse a signed decimal integer. Returns the value of the integer. Errors are not detected. */ @@ -202,6 +228,10 @@ _GL_FUNCDECL_SYS (canonicalize_file_name, char *, (const char *name) # endif _GL_CXXALIAS_SYS (canonicalize_file_name, char *, (const char *name)); # endif +# ifndef GNULIB_defined_canonicalize_file_name +# define GNULIB_defined_canonicalize_file_name \ + (!@HAVE_CANONICALIZE_FILE_NAME@ || @REPLACE_CANONICALIZE_FILE_NAME@) +# endif _GL_CXXALIASWARN (canonicalize_file_name); #elif defined GNULIB_POSIXCHECK # undef canonicalize_file_name @@ -212,6 +242,94 @@ _GL_WARN_ON_USE (canonicalize_file_name, # endif #endif +#if @GNULIB_MDA_ECVT@ +/* On native Windows, map 'ecvt' to '_ecvt', so that -loldnames is not + required. In C++ with GNULIB_NAMESPACE, avoid differences between + platforms by defining GNULIB_NAMESPACE::ecvt on all platforms that have + it. */ +# if defined _WIN32 && !defined __CYGWIN__ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef ecvt +# define ecvt _ecvt +# endif +_GL_CXXALIAS_MDA (ecvt, char *, + (double number, int ndigits, int *decptp, int *signp)); +# else +# if @HAVE_DECL_ECVT@ +_GL_CXXALIAS_SYS (ecvt, char *, + (double number, int ndigits, int *decptp, int *signp)); +# endif +# endif +# if (defined _WIN32 && !defined __CYGWIN__) || @HAVE_DECL_ECVT@ +_GL_CXXALIASWARN (ecvt); +# endif +#endif + +#if @GNULIB_MDA_FCVT@ +/* On native Windows, map 'fcvt' to '_fcvt', so that -loldnames is not + required. In C++ with GNULIB_NAMESPACE, avoid differences between + platforms by defining GNULIB_NAMESPACE::fcvt on all platforms that have + it. */ +# if defined _WIN32 && !defined __CYGWIN__ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef fcvt +# define fcvt _fcvt +# endif +_GL_CXXALIAS_MDA (fcvt, char *, + (double number, int ndigits, int *decptp, int *signp)); +# else +# if @HAVE_DECL_FCVT@ +_GL_CXXALIAS_SYS (fcvt, char *, + (double number, int ndigits, int *decptp, int *signp)); +# endif +# endif +# if (defined _WIN32 && !defined __CYGWIN__) || @HAVE_DECL_FCVT@ +_GL_CXXALIASWARN (fcvt); +# endif +#endif + +#if @GNULIB_FREE_POSIX@ +# if @REPLACE_FREE@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef free +# define free rpl_free +# endif +_GL_FUNCDECL_RPL (free, void, (void *ptr)); +_GL_CXXALIAS_RPL (free, void, (void *ptr)); +# else +_GL_CXXALIAS_SYS (free, void, (void *ptr)); +# endif +# if __GLIBC__ >= 2 +_GL_CXXALIASWARN (free); +# endif +#elif defined GNULIB_POSIXCHECK +# undef free +/* Assume free is always declared. */ +_GL_WARN_ON_USE (free, "free is not future POSIX compliant everywhere - " + "use gnulib module free for portability"); +#endif + +#if @GNULIB_MDA_GCVT@ +/* On native Windows, map 'gcvt' to '_gcvt', so that -loldnames is not + required. In C++ with GNULIB_NAMESPACE, avoid differences between + platforms by defining GNULIB_NAMESPACE::gcvt on all platforms that have + it. */ +# if defined _WIN32 && !defined __CYGWIN__ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef gcvt +# define gcvt _gcvt +# endif +_GL_CXXALIAS_MDA (gcvt, char *, (double number, int ndigits, char *buf)); +# else +# if @HAVE_DECL_GCVT@ +_GL_CXXALIAS_SYS (gcvt, char *, (double number, int ndigits, char *buf)); +# endif +# endif +# if (defined _WIN32 && !defined __CYGWIN__) || @HAVE_DECL_GCVT@ +_GL_CXXALIASWARN (gcvt); +# endif +#endif + #if @GNULIB_GETLOADAVG@ /* Store max(NELEM,3) load average numbers in LOADAVG[]. The three numbers are the load average of the last 1 minute, the last 5 @@ -308,13 +426,17 @@ _GL_WARN_ON_USE (malloc, "malloc is not POSIX compliant everywhere - " # undef mbtowc # define mbtowc rpl_mbtowc # endif -_GL_FUNCDECL_RPL (mbtowc, int, (wchar_t *pwc, const char *s, size_t n)); -_GL_CXXALIAS_RPL (mbtowc, int, (wchar_t *pwc, const char *s, size_t n)); +_GL_FUNCDECL_RPL (mbtowc, int, + (wchar_t *restrict pwc, const char *restrict s, size_t n)); +_GL_CXXALIAS_RPL (mbtowc, int, + (wchar_t *restrict pwc, const char *restrict s, size_t n)); # else # if !@HAVE_MBTOWC@ -_GL_FUNCDECL_SYS (mbtowc, int, (wchar_t *pwc, const char *s, size_t n)); +_GL_FUNCDECL_SYS (mbtowc, int, + (wchar_t *restrict pwc, const char *restrict s, size_t n)); # endif -_GL_CXXALIAS_SYS (mbtowc, int, (wchar_t *pwc, const char *s, size_t n)); +_GL_CXXALIAS_SYS (mbtowc, int, + (wchar_t *restrict pwc, const char *restrict s, size_t n)); # endif # if __GLIBC__ >= 2 _GL_CXXALIASWARN (mbtowc); @@ -459,6 +581,51 @@ _GL_WARN_ON_USE (mkstemps, "mkstemps is unportable - " # endif #endif +#if @GNULIB_MDA_MKTEMP@ +/* On native Windows, map 'mktemp' to '_mktemp', so that -loldnames is not + required. In C++ with GNULIB_NAMESPACE, avoid differences between + platforms by defining GNULIB_NAMESPACE::mktemp always. */ +# if defined _WIN32 && !defined __CYGWIN__ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef mktemp +# define mktemp _mktemp +# endif +_GL_CXXALIAS_MDA (mktemp, char *, (char * /*template*/)); +# else +_GL_CXXALIAS_SYS (mktemp, char *, (char * /*template*/)); +# endif +_GL_CXXALIASWARN (mktemp); +#endif + +/* Allocate memory with indefinite extent and specified alignment. */ +#if @GNULIB_POSIX_MEMALIGN@ +# if @REPLACE_POSIX_MEMALIGN@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef posix_memalign +# define posix_memalign rpl_posix_memalign +# endif +_GL_FUNCDECL_RPL (posix_memalign, int, + (void **memptr, size_t alignment, size_t size) + _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (posix_memalign, int, + (void **memptr, size_t alignment, size_t size)); +# else +# if @HAVE_POSIX_MEMALIGN@ +_GL_CXXALIAS_SYS (posix_memalign, int, + (void **memptr, size_t alignment, size_t size)); +# endif +# endif +# if @HAVE_POSIX_MEMALIGN@ +_GL_CXXALIASWARN (posix_memalign); +# endif +#elif defined GNULIB_POSIXCHECK +# undef posix_memalign +# if HAVE_RAW_DECL_POSIX_MEMALIGN +_GL_WARN_ON_USE (posix_memalign, "posix_memalign is not portable - " + "use gnulib module posix_memalign for portability"); +# endif +#endif + #if @GNULIB_POSIX_OPENPT@ /* Return an FD open to the master side of a pseudo-terminal. Flags should include O_RDWR, and may also include O_NOCTTY. */ @@ -517,6 +684,9 @@ _GL_FUNCDECL_SYS (ptsname_r, int, (int fd, char *buf, size_t len)); # endif _GL_CXXALIAS_SYS (ptsname_r, int, (int fd, char *buf, size_t len)); # endif +# ifndef GNULIB_defined_ptsname_r +# define GNULIB_defined_ptsname_r (!@HAVE_PTSNAME_R@ || @REPLACE_PTSNAME_R@) +# endif _GL_CXXALIASWARN (ptsname_r); #elif defined GNULIB_POSIXCHECK # undef ptsname_r @@ -534,6 +704,28 @@ _GL_WARN_ON_USE (ptsname_r, "ptsname_r is not portable - " # endif _GL_FUNCDECL_RPL (putenv, int, (char *string) _GL_ARG_NONNULL ((1))); _GL_CXXALIAS_RPL (putenv, int, (char *string)); +# elif defined _WIN32 && !defined __CYGWIN__ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef putenv +# define putenv _putenv +# endif +_GL_CXXALIAS_MDA (putenv, int, (char *string)); +# else +_GL_CXXALIAS_SYS (putenv, int, (char *string)); +# endif +_GL_CXXALIASWARN (putenv); +#elif @GNULIB_MDA_PUTENV@ +/* On native Windows, map 'putenv' to '_putenv', so that -loldnames is not + required. In C++ with GNULIB_NAMESPACE, avoid differences between + platforms by defining GNULIB_NAMESPACE::putenv always. */ +# if defined _WIN32 && !defined __CYGWIN__ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef putenv +# define putenv _putenv +# endif +/* Need to cast, because on mingw, the parameter is either + 'const char *string' or 'char *string'. */ +_GL_CXXALIAS_MDA_CAST (putenv, int, (char *string)); # else _GL_CXXALIAS_SYS (putenv, int, (char *string)); # endif @@ -600,7 +792,9 @@ _GL_CXXALIAS_RPL (random, long, (void)); # if !@HAVE_RANDOM@ _GL_FUNCDECL_SYS (random, long, (void)); # endif -_GL_CXXALIAS_SYS (random, long, (void)); +/* Need to cast, because on Haiku, the return type is + int. */ +_GL_CXXALIAS_SYS_CAST (random, long, (void)); # endif _GL_CXXALIASWARN (random); #elif defined GNULIB_POSIXCHECK @@ -767,9 +961,11 @@ _GL_FUNCDECL_SYS (initstate_r, int, struct random_data *rand_state) _GL_ARG_NONNULL ((2, 4))); # endif -_GL_CXXALIAS_SYS (initstate_r, int, - (unsigned int seed, char *buf, size_t buf_size, - struct random_data *rand_state)); +/* Need to cast, because on Haiku, the third parameter is + unsigned long buf_size. */ +_GL_CXXALIAS_SYS_CAST (initstate_r, int, + (unsigned int seed, char *buf, size_t buf_size, + struct random_data *rand_state)); # endif _GL_CXXALIASWARN (initstate_r); #elif defined GNULIB_POSIXCHECK @@ -797,8 +993,10 @@ _GL_FUNCDECL_SYS (setstate_r, int, (char *arg_state, struct random_data *rand_state) _GL_ARG_NONNULL ((1, 2))); # endif -_GL_CXXALIAS_SYS (setstate_r, int, - (char *arg_state, struct random_data *rand_state)); +/* Need to cast, because on Haiku, the first parameter is + void *arg_state. */ +_GL_CXXALIAS_SYS_CAST (setstate_r, int, + (char *arg_state, struct random_data *rand_state)); # endif _GL_CXXALIASWARN (setstate_r); #elif defined GNULIB_POSIXCHECK @@ -854,15 +1052,19 @@ _GL_WARN_ON_USE (reallocarray, "reallocarray is not portable - " # if !(defined __cplusplus && defined GNULIB_NAMESPACE) # define realpath rpl_realpath # endif -_GL_FUNCDECL_RPL (realpath, char *, (const char *name, char *resolved) - _GL_ARG_NONNULL ((1))); -_GL_CXXALIAS_RPL (realpath, char *, (const char *name, char *resolved)); +_GL_FUNCDECL_RPL (realpath, char *, + (const char *restrict name, char *restrict resolved) + _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (realpath, char *, + (const char *restrict name, char *restrict resolved)); # else # if !@HAVE_REALPATH@ -_GL_FUNCDECL_SYS (realpath, char *, (const char *name, char *resolved) - _GL_ARG_NONNULL ((1))); +_GL_FUNCDECL_SYS (realpath, char *, + (const char *restrict name, char *restrict resolved) + _GL_ARG_NONNULL ((1))); # endif -_GL_CXXALIAS_SYS (realpath, char *, (const char *name, char *resolved)); +_GL_CXXALIAS_SYS (realpath, char *, + (const char *restrict name, char *restrict resolved)); # endif _GL_CXXALIASWARN (realpath); #elif defined GNULIB_POSIXCHECK @@ -945,15 +1147,19 @@ _GL_WARN_ON_USE (setenv, "setenv is unportable - " # define strtod rpl_strtod # endif # define GNULIB_defined_strtod_function 1 -_GL_FUNCDECL_RPL (strtod, double, (const char *str, char **endp) - _GL_ARG_NONNULL ((1))); -_GL_CXXALIAS_RPL (strtod, double, (const char *str, char **endp)); +_GL_FUNCDECL_RPL (strtod, double, + (const char *restrict str, char **restrict endp) + _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (strtod, double, + (const char *restrict str, char **restrict endp)); # else # if !@HAVE_STRTOD@ -_GL_FUNCDECL_SYS (strtod, double, (const char *str, char **endp) - _GL_ARG_NONNULL ((1))); +_GL_FUNCDECL_SYS (strtod, double, + (const char *restrict str, char **restrict endp) + _GL_ARG_NONNULL ((1))); # endif -_GL_CXXALIAS_SYS (strtod, double, (const char *str, char **endp)); +_GL_CXXALIAS_SYS (strtod, double, + (const char *restrict str, char **restrict endp)); # endif # if __GLIBC__ >= 2 _GL_CXXALIASWARN (strtod); @@ -973,15 +1179,19 @@ _GL_WARN_ON_USE (strtod, "strtod is unportable - " # define strtold rpl_strtold # endif # define GNULIB_defined_strtold_function 1 -_GL_FUNCDECL_RPL (strtold, long double, (const char *str, char **endp) - _GL_ARG_NONNULL ((1))); -_GL_CXXALIAS_RPL (strtold, long double, (const char *str, char **endp)); +_GL_FUNCDECL_RPL (strtold, long double, + (const char *restrict str, char **restrict endp) + _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (strtold, long double, + (const char *restrict str, char **restrict endp)); # else # if !@HAVE_STRTOLD@ -_GL_FUNCDECL_SYS (strtold, long double, (const char *str, char **endp) - _GL_ARG_NONNULL ((1))); +_GL_FUNCDECL_SYS (strtold, long double, + (const char *restrict str, char **restrict endp) + _GL_ARG_NONNULL ((1))); # endif -_GL_CXXALIAS_SYS (strtold, long double, (const char *str, char **endp)); +_GL_CXXALIAS_SYS (strtold, long double, + (const char *restrict str, char **restrict endp)); # endif _GL_CXXALIASWARN (strtold); #elif defined GNULIB_POSIXCHECK @@ -1003,11 +1213,13 @@ _GL_WARN_ON_USE (strtold, "strtold is unportable - " to ERANGE. */ # if !@HAVE_STRTOLL@ _GL_FUNCDECL_SYS (strtoll, long long, - (const char *string, char **endptr, int base) + (const char *restrict string, char **restrict endptr, + int base) _GL_ARG_NONNULL ((1))); # endif _GL_CXXALIAS_SYS (strtoll, long long, - (const char *string, char **endptr, int base)); + (const char *restrict string, char **restrict endptr, + int base)); _GL_CXXALIASWARN (strtoll); #elif defined GNULIB_POSIXCHECK # undef strtoll @@ -1028,11 +1240,13 @@ _GL_WARN_ON_USE (strtoll, "strtoll is unportable - " ERANGE. */ # if !@HAVE_STRTOULL@ _GL_FUNCDECL_SYS (strtoull, unsigned long long, - (const char *string, char **endptr, int base) + (const char *restrict string, char **restrict endptr, + int base) _GL_ARG_NONNULL ((1))); # endif _GL_CXXALIAS_SYS (strtoull, unsigned long long, - (const char *string, char **endptr, int base)); + (const char *restrict string, char **restrict endptr, + int base)); _GL_CXXALIASWARN (strtoull); #elif defined GNULIB_POSIXCHECK # undef strtoull |