X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=lib%2Fopenat.h;h=945e032836bf2841e32a7f82743b8e9c682ad98c;hb=92249085071a973e2c0621b0415b93d2e48bb00d;hp=11a0314d2426d820ae0c39bfe9e58e8f7eeb6b7d;hpb=a2016c1de6e4884f6c8ed5cc498f3bf821c25ca4;p=debian%2Fgzip diff --git a/lib/openat.h b/lib/openat.h index 11a0314..945e032 100644 --- a/lib/openat.h +++ b/lib/openat.h @@ -1,5 +1,5 @@ /* provide a replacement openat function - Copyright (C) 2004-2006, 2008-2010 Free Software Foundation, Inc. + Copyright (C) 2004-2006, 2008-2018 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 @@ -12,7 +12,7 @@ GNU 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 . */ + along with this program. If not, see . */ /* written by Jim Meyering */ @@ -23,19 +23,13 @@ #include #include -#include #include #include -#ifndef __attribute__ -# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 8) -# define __attribute__(x) /* empty */ -# endif -#endif - -#ifndef ATTRIBUTE_NORETURN -# define ATTRIBUTE_NORETURN __attribute__ ((__noreturn__)) +#ifndef _GL_INLINE_HEADER_BEGIN + #error "Please include config.h first." #endif +_GL_INLINE_HEADER_BEGIN #if !HAVE_OPENAT @@ -51,64 +45,79 @@ bool openat_needs_fchdir (void); #endif -void openat_restore_fail (int) ATTRIBUTE_NORETURN; -void openat_save_fail (int) ATTRIBUTE_NORETURN; +_Noreturn void openat_restore_fail (int); +_Noreturn void openat_save_fail (int); /* Using these function names makes application code slightly more readable than it would be with fchownat (..., 0) or fchownat (..., AT_SYMLINK_NOFOLLOW). */ -static inline int + +#if GNULIB_FCHOWNAT + +# ifndef FCHOWNAT_INLINE +# define FCHOWNAT_INLINE _GL_INLINE +# endif + +FCHOWNAT_INLINE int chownat (int fd, char const *file, uid_t owner, gid_t group) { return fchownat (fd, file, owner, group, 0); } -static inline int +FCHOWNAT_INLINE int lchownat (int fd, char const *file, uid_t owner, gid_t group) { return fchownat (fd, file, owner, group, AT_SYMLINK_NOFOLLOW); } -static inline int +#endif + +#if GNULIB_FCHMODAT + +# ifndef FCHMODAT_INLINE +# define FCHMODAT_INLINE _GL_INLINE +# endif + +FCHMODAT_INLINE int chmodat (int fd, char const *file, mode_t mode) { return fchmodat (fd, file, mode, 0); } -static inline int +FCHMODAT_INLINE int lchmodat (int fd, char const *file, mode_t mode) { return fchmodat (fd, file, mode, AT_SYMLINK_NOFOLLOW); } -static inline int +#endif + +#if GNULIB_STATAT + +# ifndef STATAT_INLINE +# define STATAT_INLINE _GL_INLINE +# endif + +STATAT_INLINE int statat (int fd, char const *name, struct stat *st) { return fstatat (fd, name, st, 0); } -static inline int +STATAT_INLINE int lstatat (int fd, char const *name, struct stat *st) { return fstatat (fd, name, st, AT_SYMLINK_NOFOLLOW); } -#if GNULIB_FACCESSAT +#endif + /* For now, there are no wrappers named laccessat or leuidaccessat, since gnulib doesn't support faccessat(,AT_SYMLINK_NOFOLLOW) and - since access rights on symlinks are of limited utility. */ + since access rights on symlinks are of limited utility. Likewise, + wrappers are not provided for accessat or euidaccessat, so as to + avoid dragging in -lgen on some platforms. */ -static inline int -accessat (int fd, char const *file, int mode) -{ - return faccessat (fd, file, mode, 0); -} - -static inline int -euidaccessat (int fd, char const *file, int mode) -{ - return faccessat (fd, file, mode, AT_EACCESS); -} -#endif +_GL_INLINE_HEADER_END #endif /* _GL_HEADER_OPENAT */