diff options
Diffstat (limited to 'lib/sys_stat.in.h')
| -rw-r--r-- | lib/sys_stat.in.h | 302 |
1 files changed, 238 insertions, 64 deletions
diff --git a/lib/sys_stat.in.h b/lib/sys_stat.in.h index dc8881e6f6..bf08f33536 100644 --- a/lib/sys_stat.in.h +++ b/lib/sys_stat.in.h @@ -1,18 +1,18 @@ /* Provide a more complete sys/stat.h header file. - Copyright (C) 2005-2020 Free Software Foundation, Inc. + Copyright (C) 2005-2024 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 - the Free Software Foundation; either version 2, or (at your option) - 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 2.1 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 - along with this program; if not, see <https://www.gnu.org/licenses/>. */ + 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/>. */ /* Written by Eric Blake, Paul Eggert, and Jim Meyering. */ @@ -25,6 +25,13 @@ #endif @PRAGMA_COLUMNS@ +/* This file uses #include_next of a system file that defines time_t. + For the 'year2038' module to work right, <config.h> needs to have been + included before. */ +#if !_GL_CONFIG_H_INCLUDED + #error "Please include config.h first." +#endif + #if defined __need_system_sys_stat_h /* Special invocation convention. */ @@ -48,12 +55,41 @@ #ifndef _@GUARD_PREFIX@_SYS_STAT_H #define _@GUARD_PREFIX@_SYS_STAT_H +/* This file uses _GL_ATTRIBUTE_NOTHROW, GNULIB_POSIXCHECK, HAVE_RAW_DECL_*. */ +#if !_GL_CONFIG_H_INCLUDED + #error "Please include config.h first." +#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 definitions of _GL_FUNCDECL_RPL etc. are copied here. */ /* The definition of _GL_ARG_NONNULL is copied here. */ /* The definition of _GL_WARN_ON_USE is copied here. */ + /* Before doing "#define mknod rpl_mknod" below, we need to include all headers that may declare mknod(). OS/2 kLIBC declares mknod() in <unistd.h>, not in <sys/stat.h>. */ @@ -375,11 +411,11 @@ struct stat # define S_IRWXO (S_IROTH | S_IWOTH | S_IXOTH) #endif -/* S_IXUGO is a common extension to POSIX. */ +/* Although S_IXUGO and S_IRWXUGO are not specified by POSIX and are + not implemented in GNU/Linux, some Gnulib-using apps use the macros. */ #if !S_IXUGO # define S_IXUGO (S_IXUSR | S_IXGRP | S_IXOTH) #endif - #ifndef S_IRWXUGO # define S_IRWXUGO (S_IRWXU | S_IRWXG | S_IRWXO) #endif @@ -391,6 +427,50 @@ struct stat #endif +#if @GNULIB_CHMOD@ +# if @REPLACE_CHMOD@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef chmod +# define chmod rpl_chmod +# endif +_GL_FUNCDECL_RPL (chmod, int, (const char *filename, mode_t mode) + _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (chmod, int, (const char *filename, mode_t mode)); +# elif defined _WIN32 && !defined __CYGWIN__ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef chmod +# define chmod _chmod +# endif +/* Need to cast, because in mingw the last argument is 'int mode'. */ +_GL_CXXALIAS_MDA_CAST (chmod, int, (const char *filename, mode_t mode)); +# else +_GL_CXXALIAS_SYS (chmod, int, (const char *filename, mode_t mode)); +# endif +_GL_CXXALIASWARN (chmod); +#elif defined GNULIB_POSIXCHECK +# undef chmod +# if HAVE_RAW_DECL_CHMOD +_GL_WARN_ON_USE (chmod, "chmod has portability problems - " + "use gnulib module chmod for portability"); +# endif +#elif @GNULIB_MDA_CHMOD@ +/* On native Windows, map 'chmod' to '_chmod', so that -loldnames is not + required. In C++ with GNULIB_NAMESPACE, avoid differences between + platforms by defining GNULIB_NAMESPACE::chmod always. */ +# if defined _WIN32 && !defined __CYGWIN__ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef chmod +# define chmod _chmod +# endif +/* Need to cast, because in mingw the last argument is 'int mode'. */ +_GL_CXXALIAS_MDA_CAST (chmod, int, (const char *filename, mode_t mode)); +# else +_GL_CXXALIAS_SYS (chmod, int, (const char *filename, mode_t mode)); +# endif +_GL_CXXALIASWARN (chmod); +#endif + + #if @GNULIB_FCHMODAT@ # if @REPLACE_FCHMODAT@ # if !(defined __cplusplus && defined GNULIB_NAMESPACE) @@ -432,7 +512,9 @@ _GL_CXXALIAS_RPL (fstat, int, (int fd, struct stat *buf)); # else _GL_CXXALIAS_SYS (fstat, int, (int fd, struct stat *buf)); # endif +# if __GLIBC__ >= 2 _GL_CXXALIASWARN (fstat); +# endif #elif @GNULIB_OVERRIDES_STRUCT_STAT@ # undef fstat # define fstat fstat_used_without_requesting_gnulib_module_fstat @@ -503,7 +585,7 @@ _GL_FUNCDECL_SYS (futimens, int, (int fd, struct timespec const times[2])); # endif _GL_CXXALIAS_SYS (futimens, int, (int fd, struct timespec const times[2])); # endif -# if @HAVE_FUTIMENS@ +# if __GLIBC__ >= 2 && @HAVE_FUTIMENS@ _GL_CXXALIASWARN (futimens); # endif #elif defined GNULIB_POSIXCHECK @@ -515,6 +597,27 @@ _GL_WARN_ON_USE (futimens, "futimens is not portable - " #endif +#if @GNULIB_GETUMASK@ +# if !@HAVE_GETUMASK@ +# if __GLIBC__ + (__GLIBC_MINOR__ >= 2) > 2 +_GL_FUNCDECL_SYS (getumask, mode_t, (void) _GL_ATTRIBUTE_NOTHROW); +# else +_GL_FUNCDECL_SYS (getumask, mode_t, (void)); +# endif +# endif +_GL_CXXALIAS_SYS (getumask, mode_t, (void)); +# if @HAVE_GETUMASK@ +_GL_CXXALIASWARN (getumask); +# endif +#elif defined GNULIB_POSIXCHECK +# undef getumask +# if HAVE_RAW_DECL_GETUMASK +_GL_WARN_ON_USE (getumask, "getumask is not portable - " + "use gnulib module getumask for portability"); +# endif +#endif + + #if @GNULIB_LCHMOD@ /* Change the mode of FILENAME to MODE, without dereferencing it if FILENAME denotes a symbolic link. */ @@ -533,59 +636,20 @@ _GL_WARN_ON_USE (lchmod, "lchmod is unportable - " #endif -#if @GNULIB_LSTAT@ -# if ! @HAVE_LSTAT@ -/* mingw does not support symlinks, therefore it does not have lstat. But - without links, stat does just fine. */ +#if @GNULIB_MKDIR@ +# if @REPLACE_MKDIR@ # if !(defined __cplusplus && defined GNULIB_NAMESPACE) -# define lstat stat -# endif -_GL_CXXALIAS_RPL_1 (lstat, stat, int, - (const char *restrict name, struct stat *restrict buf)); -# elif @REPLACE_LSTAT@ -# if !(defined __cplusplus && defined GNULIB_NAMESPACE) -# undef lstat -# define lstat rpl_lstat +# undef mkdir +# define mkdir rpl_mkdir # endif -_GL_FUNCDECL_RPL (lstat, int, - (const char *restrict name, struct stat *restrict buf) - _GL_ARG_NONNULL ((1, 2))); -_GL_CXXALIAS_RPL (lstat, int, - (const char *restrict name, struct stat *restrict buf)); -# else -_GL_CXXALIAS_SYS (lstat, int, - (const char *restrict name, struct stat *restrict buf)); -# endif -# if @HAVE_LSTAT@ -_GL_CXXALIASWARN (lstat); -# endif -#elif @GNULIB_OVERRIDES_STRUCT_STAT@ -# undef lstat -# define lstat lstat_used_without_requesting_gnulib_module_lstat -#elif defined GNULIB_POSIXCHECK -# undef lstat -# if HAVE_RAW_DECL_LSTAT -_GL_WARN_ON_USE (lstat, "lstat is unportable - " - "use gnulib module lstat for portability"); -# endif -#endif - - -#if @REPLACE_MKDIR@ -# if !(defined __cplusplus && defined GNULIB_NAMESPACE) -# undef mkdir -# define mkdir rpl_mkdir -# endif _GL_FUNCDECL_RPL (mkdir, int, (char const *name, mode_t mode) - _GL_ARG_NONNULL ((1))); + _GL_ARG_NONNULL ((1))); _GL_CXXALIAS_RPL (mkdir, int, (char const *name, mode_t mode)); -#else +# elif defined _WIN32 && !defined __CYGWIN__ /* mingw's _mkdir() function has 1 argument, but we pass 2 arguments. Additionally, it declares _mkdir (and depending on compile flags, an alias mkdir), only in the nonstandard includes <direct.h> and <io.h>, which are included above. */ -# if defined _WIN32 && ! defined __CYGWIN__ - # if !GNULIB_defined_rpl_mkdir static int rpl_mkdir (char const *name, mode_t mode) @@ -594,16 +658,44 @@ rpl_mkdir (char const *name, mode_t mode) } # define GNULIB_defined_rpl_mkdir 1 # endif - # if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef mkdir # define mkdir rpl_mkdir # endif _GL_CXXALIAS_RPL (mkdir, int, (char const *name, mode_t mode)); # else _GL_CXXALIAS_SYS (mkdir, int, (char const *name, mode_t mode)); # endif -#endif _GL_CXXALIASWARN (mkdir); +#elif defined GNULIB_POSIXCHECK +# undef mkdir +# if HAVE_RAW_DECL_MKDIR +_GL_WARN_ON_USE (mkdir, "mkdir does not always support two parameters - " + "use gnulib module mkdir for portability"); +# endif +#elif @GNULIB_MDA_MKDIR@ +/* On native Windows, map 'mkdir' to '_mkdir', so that -loldnames is not + required. In C++ with GNULIB_NAMESPACE, avoid differences between + platforms by defining GNULIB_NAMESPACE::mkdir always. */ +# if defined _WIN32 && !defined __CYGWIN__ +# if !GNULIB_defined_rpl_mkdir +static int +rpl_mkdir (char const *name, mode_t mode) +{ + return _mkdir (name); +} +# define GNULIB_defined_rpl_mkdir 1 +# endif +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef mkdir +# define mkdir rpl_mkdir +# endif +_GL_CXXALIAS_RPL (mkdir, int, (char const *name, mode_t mode)); +# else +_GL_CXXALIAS_SYS (mkdir, int, (char const *name, mode_t mode)); +# endif +_GL_CXXALIASWARN (mkdir); +#endif #if @GNULIB_MKDIRAT@ @@ -649,12 +741,24 @@ _GL_WARN_ON_USE (mkfifo, "mkfifo is not portable - " #if @GNULIB_MKFIFOAT@ -# if !@HAVE_MKFIFOAT@ +# if @REPLACE_MKFIFOAT@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef mkfifoat +# define mkfifoat rpl_mkfifoat +# endif +_GL_FUNCDECL_RPL (mkfifoat, int, (int fd, char const *file, mode_t mode) + _GL_ARG_NONNULL ((2))); +_GL_CXXALIAS_RPL (mkfifoat, int, (int fd, char const *file, mode_t mode)); +# else +# if !@HAVE_MKFIFOAT@ _GL_FUNCDECL_SYS (mkfifoat, int, (int fd, char const *file, mode_t mode) _GL_ARG_NONNULL ((2))); -# endif +# endif _GL_CXXALIAS_SYS (mkfifoat, int, (int fd, char const *file, mode_t mode)); +# endif +# if __GLIBC__ >= 2 _GL_CXXALIASWARN (mkfifoat); +# endif #elif defined GNULIB_POSIXCHECK # undef mkfifoat # if HAVE_RAW_DECL_MKFIFOAT @@ -692,14 +796,28 @@ _GL_WARN_ON_USE (mknod, "mknod is not portable - " #if @GNULIB_MKNODAT@ -# if !@HAVE_MKNODAT@ +# if @REPLACE_MKNODAT@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef mknodat +# define mknodat rpl_mknodat +# endif +_GL_FUNCDECL_RPL (mknodat, int, + (int fd, char const *file, mode_t mode, dev_t dev) + _GL_ARG_NONNULL ((2))); +_GL_CXXALIAS_RPL (mknodat, int, + (int fd, char const *file, mode_t mode, dev_t dev)); +# else +# if !@HAVE_MKNODAT@ _GL_FUNCDECL_SYS (mknodat, int, (int fd, char const *file, mode_t mode, dev_t dev) _GL_ARG_NONNULL ((2))); -# endif +# endif _GL_CXXALIAS_SYS (mknodat, int, (int fd, char const *file, mode_t mode, dev_t dev)); +# endif +# if __GLIBC__ >= 2 _GL_CXXALIASWARN (mknodat); +# endif #elif defined GNULIB_POSIXCHECK # undef mknodat # if HAVE_RAW_DECL_MKNODAT @@ -783,6 +901,62 @@ _GL_WARN_ON_USE (stat, "stat is unportable - " #endif +#if @GNULIB_LSTAT@ +# if ! @HAVE_LSTAT@ +/* mingw does not support symlinks, therefore it does not have lstat. But + without links, stat does just fine. */ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define lstat stat +# endif +_GL_CXXALIAS_RPL_1 (lstat, stat, int, + (const char *restrict name, struct stat *restrict buf)); +# elif @REPLACE_LSTAT@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef lstat +# define lstat rpl_lstat +# endif +_GL_FUNCDECL_RPL (lstat, int, + (const char *restrict name, struct stat *restrict buf) + _GL_ARG_NONNULL ((1, 2))); +_GL_CXXALIAS_RPL (lstat, int, + (const char *restrict name, struct stat *restrict buf)); +# else +_GL_CXXALIAS_SYS (lstat, int, + (const char *restrict name, struct stat *restrict buf)); +# endif +# if @HAVE_LSTAT@ +_GL_CXXALIASWARN (lstat); +# endif +#elif @GNULIB_OVERRIDES_STRUCT_STAT@ +# undef lstat +# define lstat lstat_used_without_requesting_gnulib_module_lstat +#elif defined GNULIB_POSIXCHECK +# undef lstat +# if HAVE_RAW_DECL_LSTAT +_GL_WARN_ON_USE (lstat, "lstat is unportable - " + "use gnulib module lstat for portability"); +# endif +#endif + + +#if @GNULIB_MDA_UMASK@ +/* On native Windows, map 'umask' to '_umask', so that -loldnames is not + required. In C++ with GNULIB_NAMESPACE, avoid differences between + platforms by defining GNULIB_NAMESPACE::umask always. */ +# if defined _WIN32 && !defined __CYGWIN__ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef umask +# define umask _umask +# endif +/* Need to cast, because in mingw the last argument is 'int mode'. */ +_GL_CXXALIAS_MDA_CAST (umask, mode_t, (mode_t mask)); +# else +_GL_CXXALIAS_SYS (umask, mode_t, (mode_t mask)); +# endif +_GL_CXXALIASWARN (umask); +#endif + + #if @GNULIB_UTIMENSAT@ /* Use the rpl_ prefix also on Solaris <= 9, because on Solaris 9 our utimensat implementation relies on futimesat, which on Solaris 10 makes an invocation @@ -807,7 +981,7 @@ _GL_FUNCDECL_SYS (utimensat, int, (int fd, char const *name, _GL_CXXALIAS_SYS (utimensat, int, (int fd, char const *name, struct timespec const times[2], int flag)); # endif -# if @HAVE_UTIMENSAT@ +# if __GLIBC__ >= 2 && @HAVE_UTIMENSAT@ _GL_CXXALIASWARN (utimensat); # endif #elif defined GNULIB_POSIXCHECK |