diff options
Diffstat (limited to 'lib/stdlib.in.h')
| -rw-r--r-- | lib/stdlib.in.h | 203 |
1 files changed, 185 insertions, 18 deletions
diff --git a/lib/stdlib.in.h b/lib/stdlib.in.h index 4c8aad76124..1479a2b2871 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, 2006-2023 Free Software Foundation, - Inc. + Copyright (C) 1995, 2001-2004, 2006-2023 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 @@ -38,6 +37,12 @@ #ifndef _@GUARD_PREFIX@_STDLIB_H #define _@GUARD_PREFIX@_STDLIB_H +/* This file uses _Noreturn, _GL_ATTRIBUTE_DEALLOC, _GL_ATTRIBUTE_MALLOC, + _GL_ATTRIBUTE_PURE, GNULIB_POSIXCHECK, HAVE_RAW_DECL_*. */ +#if !_GL_CONFIG_H_INCLUDED + #error "Please include config.h first." +#endif + /* NetBSD 5.0 mis-defines NULL. */ #include <stddef.h> @@ -68,9 +73,7 @@ # include <random.h> # endif -# if !@HAVE_STRUCT_RANDOM_DATA@ || @REPLACE_RANDOM_R@ || !@HAVE_RANDOM_R@ -# include <stdint.h> -# endif +# include <stdint.h> # if !@HAVE_STRUCT_RANDOM_DATA@ /* Define 'struct random_data'. @@ -165,11 +168,22 @@ struct random_data #if @GNULIB__EXIT@ /* Terminate the current process with the given return code, without running the 'atexit' handlers. */ -# if !@HAVE__EXIT@ +# if @REPLACE__EXIT@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef _Exit +# define _Exit rpl__Exit +# endif +_GL_FUNCDECL_RPL (_Exit, _Noreturn void, (int status)); +_GL_CXXALIAS_RPL (_Exit, void, (int status)); +# else +# if !@HAVE__EXIT@ _GL_FUNCDECL_SYS (_Exit, _Noreturn void, (int status)); -# endif +# endif _GL_CXXALIAS_SYS (_Exit, void, (int status)); +# endif +# if __GLIBC__ >= 2 _GL_CXXALIASWARN (_Exit); +# endif #elif defined GNULIB_POSIXCHECK # undef _Exit # if HAVE_RAW_DECL__EXIT @@ -417,12 +431,24 @@ _GL_CXXALIASWARN (gcvt); The three numbers are the load average of the last 1 minute, the last 5 minutes, and the last 15 minutes, respectively. LOADAVG is an array of NELEM numbers. */ -# if !@HAVE_DECL_GETLOADAVG@ +# if @REPLACE_GETLOADAVG@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef getloadavg +# define getloadavg rpl_getloadavg +# endif +_GL_FUNCDECL_RPL (getloadavg, int, (double loadavg[], int nelem) + _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (getloadavg, int, (double loadavg[], int nelem)); +# else +# if !@HAVE_DECL_GETLOADAVG@ _GL_FUNCDECL_SYS (getloadavg, int, (double loadavg[], int nelem) _GL_ARG_NONNULL ((1))); -# endif +# endif _GL_CXXALIAS_SYS (getloadavg, int, (double loadavg[], int nelem)); +# endif +# if __GLIBC__ >= 2 _GL_CXXALIASWARN (getloadavg); +# endif #elif defined GNULIB_POSIXCHECK # undef getloadavg # if HAVE_RAW_DECL_GETLOADAVG @@ -431,6 +457,41 @@ _GL_WARN_ON_USE (getloadavg, "getloadavg is not portable - " # endif #endif +#if @GNULIB_GETPROGNAME@ +/* Return the base name of the executing program. + On native Windows this will usually end in ".exe" or ".EXE". */ +# if @REPLACE_GETPROGNAME@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef getprogname +# define getprogname rpl_getprogname +# endif +# if @HAVE_DECL_PROGRAM_INVOCATION_NAME@ +_GL_FUNCDECL_RPL (getprogname, const char *, (void) _GL_ATTRIBUTE_PURE); +# else +_GL_FUNCDECL_RPL (getprogname, const char *, (void)); +# endif +_GL_CXXALIAS_RPL (getprogname, const char *, (void)); +# else +# if !@HAVE_GETPROGNAME@ +# if @HAVE_DECL_PROGRAM_INVOCATION_NAME@ +_GL_FUNCDECL_SYS (getprogname, const char *, (void) _GL_ATTRIBUTE_PURE); +# else +_GL_FUNCDECL_SYS (getprogname, const char *, (void)); +# endif +# endif +_GL_CXXALIAS_SYS (getprogname, const char *, (void)); +# endif +# if __GLIBC__ >= 2 +_GL_CXXALIASWARN (getprogname); +# endif +#elif defined GNULIB_POSIXCHECK +# undef getprogname +# if HAVE_RAW_DECL_GETPROGNAME +_GL_WARN_ON_USE (getprogname, "getprogname is unportable - " + "use gnulib module getprogname for portability"); +# endif +#endif + #if @GNULIB_GETSUBOPT@ /* Assuming *OPTIONP is a comma separated list of elements of the form "token" or "token=value", getsubopt parses the first of these elements. @@ -443,14 +504,28 @@ _GL_WARN_ON_USE (getloadavg, "getloadavg is not portable - " Otherwise it returns -1, and *OPTIONP and *VALUEP are undefined. For more details see the POSIX specification. https://pubs.opengroup.org/onlinepubs/9699919799/functions/getsubopt.html */ -# if !@HAVE_GETSUBOPT@ +# if @REPLACE_GETSUBOPT@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef getsubopt +# define getsubopt rpl_getsubopt +# endif +_GL_FUNCDECL_RPL (getsubopt, int, + (char **optionp, char *const *tokens, char **valuep) + _GL_ARG_NONNULL ((1, 2, 3))); +_GL_CXXALIAS_RPL (getsubopt, int, + (char **optionp, char *const *tokens, char **valuep)); +# else +# if !@HAVE_GETSUBOPT@ _GL_FUNCDECL_SYS (getsubopt, int, (char **optionp, char *const *tokens, char **valuep) _GL_ARG_NONNULL ((1, 2, 3))); -# endif +# endif _GL_CXXALIAS_SYS (getsubopt, int, (char **optionp, char *const *tokens, char **valuep)); +# endif +# if __GLIBC__ >= 2 _GL_CXXALIASWARN (getsubopt); +# endif #elif defined GNULIB_POSIXCHECK # undef getsubopt # if HAVE_RAW_DECL_GETSUBOPT @@ -518,6 +593,51 @@ _GL_WARN_ON_USE (malloc, "malloc is not POSIX compliant everywhere - " # endif #endif +/* Return maximum number of bytes of a multibyte character. */ +#if @REPLACE_MB_CUR_MAX@ +# if !GNULIB_defined_MB_CUR_MAX +static inline +int gl_MB_CUR_MAX (void) +{ + /* Turn the value 3 to the value 4, as needed for the UTF-8 encoding. */ + return MB_CUR_MAX + (MB_CUR_MAX == 3); +} +# undef MB_CUR_MAX +# define MB_CUR_MAX gl_MB_CUR_MAX () +# define GNULIB_defined_MB_CUR_MAX 1 +# endif +#endif + +/* Convert a string to a wide string. */ +#if @GNULIB_MBSTOWCS@ +# if @REPLACE_MBSTOWCS@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef mbstowcs +# define mbstowcs rpl_mbstowcs +# endif +_GL_FUNCDECL_RPL (mbstowcs, size_t, + (wchar_t *restrict dest, const char *restrict src, + size_t len) + _GL_ARG_NONNULL ((2))); +_GL_CXXALIAS_RPL (mbstowcs, size_t, + (wchar_t *restrict dest, const char *restrict src, + size_t len)); +# else +_GL_CXXALIAS_SYS (mbstowcs, size_t, + (wchar_t *restrict dest, const char *restrict src, + size_t len)); +# endif +# if __GLIBC__ >= 2 +_GL_CXXALIASWARN (mbstowcs); +# endif +#elif defined GNULIB_POSIXCHECK +# undef mbstowcs +# if HAVE_RAW_DECL_MBSTOWCS +_GL_WARN_ON_USE (mbstowcs, "mbstowcs is unportable - " + "use gnulib module mbstowcs for portability"); +# endif +#endif + /* Convert a multibyte character to a wide character. */ #if @GNULIB_MBTOWC@ # if @REPLACE_MBTOWC@ @@ -580,12 +700,24 @@ _GL_WARN_ON_USE (mkdtemp, "mkdtemp is unportable - " implementation. Returns the open file descriptor if successful, otherwise -1 and errno set. */ -# if !@HAVE_MKOSTEMP@ +# if @REPLACE_MKOSTEMP@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef mkostemp +# define mkostemp rpl_mkostemp +# endif +_GL_FUNCDECL_RPL (mkostemp, int, (char * /*template*/, int /*flags*/) + _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (mkostemp, int, (char * /*template*/, int /*flags*/)); +# else +# if !@HAVE_MKOSTEMP@ _GL_FUNCDECL_SYS (mkostemp, int, (char * /*template*/, int /*flags*/) _GL_ARG_NONNULL ((1))); -# endif +# endif _GL_CXXALIAS_SYS (mkostemp, int, (char * /*template*/, int /*flags*/)); +# endif +# if __GLIBC__ >= 2 _GL_CXXALIASWARN (mkostemp); +# endif #elif defined GNULIB_POSIXCHECK # undef mkostemp # if HAVE_RAW_DECL_MKOSTEMP @@ -608,14 +740,28 @@ _GL_WARN_ON_USE (mkostemp, "mkostemp is unportable - " implementation. Returns the open file descriptor if successful, otherwise -1 and errno set. */ -# if !@HAVE_MKOSTEMPS@ +# if @REPLACE_MKOSTEMPS@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef mkostemps +# define mkostemps rpl_mkostemps +# endif +_GL_FUNCDECL_RPL (mkostemps, int, + (char * /*template*/, int /*suffixlen*/, int /*flags*/) + _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (mkostemps, int, + (char * /*template*/, int /*suffixlen*/, int /*flags*/)); +# else +# if !@HAVE_MKOSTEMPS@ _GL_FUNCDECL_SYS (mkostemps, int, (char * /*template*/, int /*suffixlen*/, int /*flags*/) _GL_ARG_NONNULL ((1))); -# endif +# endif _GL_CXXALIAS_SYS (mkostemps, int, (char * /*template*/, int /*suffixlen*/, int /*flags*/)); +# endif +# if __GLIBC__ >= 2 _GL_CXXALIASWARN (mkostemps); +# endif #elif defined GNULIB_POSIXCHECK # undef mkostemps # if HAVE_RAW_DECL_MKOSTEMPS @@ -714,7 +860,7 @@ _GL_CXXALIAS_SYS (posix_memalign, int, (void **memptr, size_t alignment, size_t size)); # endif # endif -# if @HAVE_POSIX_MEMALIGN@ +# if __GLIBC__ >= 2 && @HAVE_POSIX_MEMALIGN@ _GL_CXXALIASWARN (posix_memalign); # endif #elif defined GNULIB_POSIXCHECK @@ -728,11 +874,22 @@ _GL_WARN_ON_USE (posix_memalign, "posix_memalign is not portable - " #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. */ -# if !@HAVE_POSIX_OPENPT@ +# if @REPLACE_POSIX_OPENPT@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef posix_openpt +# define posix_openpt rpl_posix_openpt +# endif +_GL_FUNCDECL_RPL (posix_openpt, int, (int flags)); +_GL_CXXALIAS_RPL (posix_openpt, int, (int flags)); +# else +# if !@HAVE_POSIX_OPENPT@ _GL_FUNCDECL_SYS (posix_openpt, int, (int flags)); -# endif +# endif _GL_CXXALIAS_SYS (posix_openpt, int, (int flags)); +# endif +# if __GLIBC__ >= 2 _GL_CXXALIASWARN (posix_openpt); +# endif #elif defined GNULIB_POSIXCHECK # undef posix_openpt # if HAVE_RAW_DECL_POSIX_OPENPT @@ -901,7 +1058,9 @@ _GL_FUNCDECL_SYS (random, long, (void)); int. */ _GL_CXXALIAS_SYS_CAST (random, long, (void)); # endif +# if __GLIBC__ >= 2 _GL_CXXALIASWARN (random); +# endif #elif defined GNULIB_POSIXCHECK # undef random # if HAVE_RAW_DECL_RANDOM @@ -926,7 +1085,9 @@ _GL_FUNCDECL_SYS (srandom, void, (unsigned int seed)); unsigned long seed. */ _GL_CXXALIAS_SYS_CAST (srandom, void, (unsigned int seed)); # endif +# if __GLIBC__ >= 2 _GL_CXXALIASWARN (srandom); +# endif #elif defined GNULIB_POSIXCHECK # undef srandom # if HAVE_RAW_DECL_SRANDOM @@ -957,7 +1118,9 @@ _GL_FUNCDECL_SYS (initstate, char *, _GL_CXXALIAS_SYS_CAST (initstate, char *, (unsigned int seed, char *buf, size_t buf_size)); # endif +# if __GLIBC__ >= 2 _GL_CXXALIASWARN (initstate); +# endif #elif defined GNULIB_POSIXCHECK # undef initstate # if HAVE_RAW_DECL_INITSTATE @@ -982,7 +1145,9 @@ _GL_FUNCDECL_SYS (setstate, char *, (char *arg_state) _GL_ARG_NONNULL ((1))); is const char *arg_state. */ _GL_CXXALIAS_SYS_CAST (setstate, char *, (char *arg_state)); # endif +# if __GLIBC__ >= 2 _GL_CXXALIASWARN (setstate); +# endif #elif defined GNULIB_POSIXCHECK # undef setstate # if HAVE_RAW_DECL_SETSTATE @@ -1168,7 +1333,9 @@ _GL_FUNCDECL_SYS (reallocarray, void *, _GL_CXXALIAS_SYS (reallocarray, void *, (void *ptr, size_t nmemb, size_t size)); # endif +# if __GLIBC__ >= 2 _GL_CXXALIASWARN (reallocarray); +# endif #elif defined GNULIB_POSIXCHECK # undef reallocarray # if HAVE_RAW_DECL_REALLOCARRAY |