X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fsys_stat.in.h;h=412261303701cf19c74b9ac3284fcc73b771d517;hb=4af188706f5b07a9e57ccdc83ec6e347aa4d27b6;hp=cb31f44e463b548df87b1affe80e9fd71b50c666;hpb=eb8ac3795cc12977019ba84f18f8b461f8b3d7c5;p=gnulib.git diff --git a/lib/sys_stat.in.h b/lib/sys_stat.in.h index cb31f44e4..412261303 100644 --- a/lib/sys_stat.in.h +++ b/lib/sys_stat.in.h @@ -1,5 +1,5 @@ /* Provide a more complete sys/stat header file. - Copyright (C) 2005-2008 Free Software Foundation, Inc. + Copyright (C) 2005-2011 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 @@ -24,6 +24,7 @@ #if __GNUC__ >= 3 @PRAGMA_SYSTEM_HEADER@ #endif +@PRAGMA_COLUMNS@ #if defined __need_system_sys_stat_h /* Special invocation convention. */ @@ -35,18 +36,29 @@ #ifndef _GL_SYS_STAT_H +/* Get nlink_t. */ +#include + +/* Get struct timespec. */ +#include + /* The include_next requires a split double-inclusion guard. */ #@INCLUDE_NEXT@ @NEXT_SYS_STAT_H@ #ifndef _GL_SYS_STAT_H #define _GL_SYS_STAT_H -/* The definition of GL_LINK_WARNING is copied here. */ +/* 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 mkdir rpl_mkdir" below, we need to include all headers that may declare mkdir(). */ #if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__ -# include +# include /* mingw32, mingw64 */ +# include /* mingw64 */ #endif #ifndef S_IFMT @@ -275,72 +287,372 @@ # define S_IRWXUGO (S_IRWXU | S_IRWXG | S_IRWXO) #endif +/* Macros for futimens and utimensat. */ +#ifndef UTIME_NOW +# define UTIME_NOW (-1) +# define UTIME_OMIT (-2) +#endif + + +#if @GNULIB_FCHMODAT@ +# if !@HAVE_FCHMODAT@ +_GL_FUNCDECL_SYS (fchmodat, int, + (int fd, char const *file, mode_t mode, int flag) + _GL_ARG_NONNULL ((2))); +# endif +_GL_CXXALIAS_SYS (fchmodat, int, + (int fd, char const *file, mode_t mode, int flag)); +_GL_CXXALIASWARN (fchmodat); +#elif defined GNULIB_POSIXCHECK +# undef fchmodat +# if HAVE_RAW_DECL_FCHMODAT +_GL_WARN_ON_USE (fchmodat, "fchmodat is not portable - " + "use gnulib module openat for portability"); +# endif +#endif + + +#if @REPLACE_FSTAT@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define fstat rpl_fstat +# endif +_GL_FUNCDECL_RPL (fstat, int, (int fd, struct stat *buf) _GL_ARG_NONNULL ((2))); +_GL_CXXALIAS_RPL (fstat, int, (int fd, struct stat *buf)); +#else +_GL_CXXALIAS_SYS (fstat, int, (int fd, struct stat *buf)); +#endif +_GL_CXXALIASWARN (fstat); + + +#if @GNULIB_FSTATAT@ +# if @REPLACE_FSTATAT@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef fstatat +# define fstatat rpl_fstatat +# endif +_GL_FUNCDECL_RPL (fstatat, int, + (int fd, char const *name, struct stat *st, int flags) + _GL_ARG_NONNULL ((2, 3))); +_GL_CXXALIAS_RPL (fstatat, int, + (int fd, char const *name, struct stat *st, int flags)); +# else +# if !@HAVE_FSTATAT@ +_GL_FUNCDECL_SYS (fstatat, int, + (int fd, char const *name, struct stat *st, int flags) + _GL_ARG_NONNULL ((2, 3))); +# endif +_GL_CXXALIAS_SYS (fstatat, int, + (int fd, char const *name, struct stat *st, int flags)); +# endif +_GL_CXXALIASWARN (fstatat); +#elif defined GNULIB_POSIXCHECK +# undef fstatat +# if HAVE_RAW_DECL_FSTATAT +_GL_WARN_ON_USE (fstatat, "fstatat is not portable - " + "use gnulib module openat for portability"); +# endif +#endif + + +#if @GNULIB_FUTIMENS@ +/* Use the rpl_ prefix also on Solaris <= 9, because on Solaris 9 our futimens + implementation relies on futimesat, which on Solaris 10 makes an invocation + to futimens that is meant to invoke the libc's futimens(), not gnulib's + futimens(). */ +# if @REPLACE_FUTIMENS@ || (!@HAVE_FUTIMENS@ && defined __sun) +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef futimens +# define futimens rpl_futimens +# endif +_GL_FUNCDECL_RPL (futimens, int, (int fd, struct timespec const times[2])); +_GL_CXXALIAS_RPL (futimens, int, (int fd, struct timespec const times[2])); +# else +# if !@HAVE_FUTIMENS@ +_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@ +_GL_CXXALIASWARN (futimens); +# endif +#elif defined GNULIB_POSIXCHECK +# undef futimens +# if HAVE_RAW_DECL_FUTIMENS +_GL_WARN_ON_USE (futimens, "futimens is not portable - " + "use gnulib module futimens for portability"); +# endif +#endif + + +#if @GNULIB_LCHMOD@ +/* Change the mode of FILENAME to MODE, without dereferencing it if FILENAME + denotes a symbolic link. */ +# if !@HAVE_LCHMOD@ +/* The lchmod replacement follows symbolic links. Callers should take + this into account; lchmod should be applied only to arguments that + are known to not be symbolic links. On hosts that lack lchmod, + this can lead to race conditions between the check and the + invocation of lchmod, but we know of no workarounds that are + reliable in general. You might try requesting support for lchmod + from your operating system supplier. */ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define lchmod chmod +# endif +/* Need to cast, because on mingw, the second parameter of chmod is + int mode. */ +_GL_CXXALIAS_RPL_CAST_1 (lchmod, chmod, int, + (const char *filename, mode_t mode)); +# else +# if 0 /* assume already declared */ +_GL_FUNCDECL_SYS (lchmod, int, (const char *filename, mode_t mode) + _GL_ARG_NONNULL ((1))); +# endif +_GL_CXXALIAS_SYS (lchmod, int, (const char *filename, mode_t mode)); +# endif +# if @HAVE_LCHMOD@ +_GL_CXXALIASWARN (lchmod); +# endif +#elif defined GNULIB_POSIXCHECK +# undef lchmod +# if HAVE_RAW_DECL_LCHMOD +_GL_WARN_ON_USE (lchmod, "lchmod is unportable - " + "use gnulib module lchmod for portability"); +# endif +#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. */ -# define lstat stat +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# define lstat stat +# endif +_GL_CXXALIAS_RPL_1 (lstat, stat, int, (const char *name, struct stat *buf)); # elif @REPLACE_LSTAT@ -# undef lstat -# define lstat rpl_lstat -extern int rpl_lstat (const char *name, struct stat *buf); +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef lstat +# define lstat rpl_lstat +# endif +_GL_FUNCDECL_RPL (lstat, int, (const char *name, struct stat *buf) + _GL_ARG_NONNULL ((1, 2))); +_GL_CXXALIAS_RPL (lstat, int, (const char *name, struct stat *buf)); +# else +_GL_CXXALIAS_SYS (lstat, int, (const char *name, struct stat *buf)); +# endif +# if @HAVE_LSTAT@ +_GL_CXXALIASWARN (lstat); # endif -#elif define GNULIB_POSIXCHECK +#elif defined GNULIB_POSIXCHECK # undef lstat -# define lstat(p,b) \ - (GL_LINK_WARNING ("lstat is unportable - " \ - "use gnulib module lstat for portability"), \ - lstat (p, b)) +# if HAVE_RAW_DECL_LSTAT +_GL_WARN_ON_USE (lstat, "lstat is unportable - " + "use gnulib module lstat for portability"); +# endif #endif #if @REPLACE_MKDIR@ -# undef mkdir -# define mkdir rpl_mkdir -extern int mkdir (char const *name, mode_t mode); +# 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_CXXALIAS_RPL (mkdir, int, (char const *name, mode_t mode)); #else /* 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 , which is included above. */ + alias mkdir), only in the nonstandard includes and , + which are included above. */ # if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__ +# if !GNULIB_defined_rpl_mkdir static inline int rpl_mkdir (char const *name, mode_t mode) { return _mkdir (name); } +# define GNULIB_defined_rpl_mkdir 1 +# endif -# define mkdir rpl_mkdir +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# 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); -/* Declare BSD extensions. */ +#if @GNULIB_MKDIRAT@ +# if !@HAVE_MKDIRAT@ +_GL_FUNCDECL_SYS (mkdirat, int, (int fd, char const *file, mode_t mode) + _GL_ARG_NONNULL ((2))); +# endif +_GL_CXXALIAS_SYS (mkdirat, int, (int fd, char const *file, mode_t mode)); +_GL_CXXALIASWARN (mkdirat); +#elif defined GNULIB_POSIXCHECK +# undef mkdirat +# if HAVE_RAW_DECL_MKDIRAT +_GL_WARN_ON_USE (mkdirat, "mkdirat is not portable - " + "use gnulib module openat for portability"); +# endif +#endif -#if @GNULIB_LCHMOD@ -/* Change the mode of FILENAME to MODE, without dereferencing it if FILENAME - denotes a symbolic link. */ -# if !@HAVE_LCHMOD@ -/* The lchmod replacement follows symbolic links. Callers should take - this into account; lchmod should be applied only to arguments that - are known to not be symbolic links. On hosts that lack lchmod, - this can lead to race conditions between the check and the - invocation of lchmod, but we know of no workarounds that are - reliable in general. You might try requesting support for lchmod - from your operating system supplier. */ -# define lchmod chmod + +#if @GNULIB_MKFIFO@ +# if @REPLACE_MKFIFO@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef mkfifo +# define mkfifo rpl_mkfifo +# endif +_GL_FUNCDECL_RPL (mkfifo, int, (char const *file, mode_t mode) + _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (mkfifo, int, (char const *file, mode_t mode)); +# else +# if !@HAVE_MKFIFO@ +_GL_FUNCDECL_SYS (mkfifo, int, (char const *file, mode_t mode) + _GL_ARG_NONNULL ((1))); +# endif +_GL_CXXALIAS_SYS (mkfifo, int, (char const *file, mode_t mode)); +# endif +_GL_CXXALIASWARN (mkfifo); +#elif defined GNULIB_POSIXCHECK +# undef mkfifo +# if HAVE_RAW_DECL_MKFIFO +_GL_WARN_ON_USE (mkfifo, "mkfifo is not portable - " + "use gnulib module mkfifo for portability"); # endif -# if 0 /* assume already declared */ -extern int lchmod (const char *filename, mode_t mode); +#endif + + +#if @GNULIB_MKFIFOAT@ +# if !@HAVE_MKFIFOAT@ +_GL_FUNCDECL_SYS (mkfifoat, int, (int fd, char const *file, mode_t mode) + _GL_ARG_NONNULL ((2))); # endif +_GL_CXXALIAS_SYS (mkfifoat, int, (int fd, char const *file, mode_t mode)); +_GL_CXXALIASWARN (mkfifoat); #elif defined GNULIB_POSIXCHECK -# undef lchmod -# define lchmod(f,m) \ - (GL_LINK_WARNING ("lchmod is unportable - " \ - "use gnulib module lchmod for portability"), \ - lchmod (f, m)) +# undef mkfifoat +# if HAVE_RAW_DECL_MKFIFOAT +_GL_WARN_ON_USE (mkfifoat, "mkfifoat is not portable - " + "use gnulib module mkfifoat for portability"); +# endif #endif + +#if @GNULIB_MKNOD@ +# if @REPLACE_MKNOD@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef mknod +# define mknod rpl_mknod +# endif +_GL_FUNCDECL_RPL (mknod, int, (char const *file, mode_t mode, dev_t dev) + _GL_ARG_NONNULL ((1))); +_GL_CXXALIAS_RPL (mknod, int, (char const *file, mode_t mode, dev_t dev)); +# else +# if !@HAVE_MKNOD@ +_GL_FUNCDECL_SYS (mknod, int, (char const *file, mode_t mode, dev_t dev) + _GL_ARG_NONNULL ((1))); +# endif +/* Need to cast, because on OSF/1 5.1, the third parameter is '...'. */ +_GL_CXXALIAS_SYS_CAST (mknod, int, (char const *file, mode_t mode, dev_t dev)); +# endif +_GL_CXXALIASWARN (mknod); +#elif defined GNULIB_POSIXCHECK +# undef mknod +# if HAVE_RAW_DECL_MKNOD +_GL_WARN_ON_USE (mknod, "mknod is not portable - " + "use gnulib module mknod for portability"); +# endif +#endif + + +#if @GNULIB_MKNODAT@ +# if !@HAVE_MKNODAT@ +_GL_FUNCDECL_SYS (mknodat, int, + (int fd, char const *file, mode_t mode, dev_t dev) + _GL_ARG_NONNULL ((2))); +# endif +_GL_CXXALIAS_SYS (mknodat, int, + (int fd, char const *file, mode_t mode, dev_t dev)); +_GL_CXXALIASWARN (mknodat); +#elif defined GNULIB_POSIXCHECK +# undef mknodat +# if HAVE_RAW_DECL_MKNODAT +_GL_WARN_ON_USE (mknodat, "mknodat is not portable - " + "use gnulib module mkfifoat for portability"); +# endif +#endif + + +#if @GNULIB_STAT@ +# if @REPLACE_STAT@ +/* We can't use the object-like #define stat rpl_stat, because of + struct stat. This means that rpl_stat will not be used if the user + does (stat)(a,b). Oh well. */ +# undef stat +# ifdef _LARGE_FILES + /* With _LARGE_FILES defined, AIX (only) defines stat to stat64, + so we have to replace stat64() instead of stat(). */ +# define stat stat64 +# undef stat64 +# define stat64(name, st) rpl_stat (name, st) +# else /* !_LARGE_FILES */ +# define stat(name, st) rpl_stat (name, st) +# endif /* !_LARGE_FILES */ +_GL_EXTERN_C int stat (const char *name, struct stat *buf) + _GL_ARG_NONNULL ((1, 2)); +# endif +#elif defined GNULIB_POSIXCHECK +# undef stat +# if HAVE_RAW_DECL_STAT +_GL_WARN_ON_USE (stat, "stat is unportable - " + "use gnulib module stat for portability"); +# endif +#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 + to utimensat that is meant to invoke the libc's utimensat(), not gnulib's + utimensat(). */ +# if @REPLACE_UTIMENSAT@ || (!@HAVE_UTIMENSAT@ && defined __sun) +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef utimensat +# define utimensat rpl_utimensat +# endif +_GL_FUNCDECL_RPL (utimensat, int, (int fd, char const *name, + struct timespec const times[2], int flag) + _GL_ARG_NONNULL ((2))); +_GL_CXXALIAS_RPL (utimensat, int, (int fd, char const *name, + struct timespec const times[2], int flag)); +# else +# if !@HAVE_UTIMENSAT@ +_GL_FUNCDECL_SYS (utimensat, int, (int fd, char const *name, + struct timespec const times[2], int flag) + _GL_ARG_NONNULL ((2))); +# endif +_GL_CXXALIAS_SYS (utimensat, int, (int fd, char const *name, + struct timespec const times[2], int flag)); +# endif +# if @HAVE_UTIMENSAT@ +_GL_CXXALIASWARN (utimensat); +# endif +#elif defined GNULIB_POSIXCHECK +# undef utimensat +# if HAVE_RAW_DECL_UTIMENSAT +_GL_WARN_ON_USE (utimensat, "utimensat is not portable - " + "use gnulib module utimensat for portability"); +# endif +#endif + + #endif /* _GL_SYS_STAT_H */ #endif /* _GL_SYS_STAT_H */ #endif