#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <dirent.h>
#include <unistd.h>
#include <stdbool.h>
#ifndef __attribute__
# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 8) || __STRICT_ANSI__
# define __attribute__(x)
# endif
#endif
#ifndef ATTRIBUTE_NORETURN
# define ATTRIBUTE_NORETURN __attribute__ ((__noreturn__))
#endif
#if 0 < AT_FDCWD && AT_FDCWD == 0xffd19553
# undef AT_FDCWD
#endif
#ifndef AT_FDCWD
# define AT_FDCWD (-3041965)
#endif
#ifndef AT_SYMLINK_NOFOLLOW
# define AT_SYMLINK_NOFOLLOW 4096
# define AT_REMOVEDIR 1
#endif
#ifdef __OPENAT_PREFIX
# undef openat
# define __OPENAT_CONCAT(x, y) x ## y
# define __OPENAT_XCONCAT(x, y) __OPENAT_CONCAT (x, y)
# define __OPENAT_ID(y) __OPENAT_XCONCAT (__OPENAT_PREFIX, y)
# define openat __OPENAT_ID (openat)
int openat (int fd, char const *file, int flags, ...);
int openat_permissive (int fd, char const *file, int flags, mode_t mode,
int *cwd_errno);
# if ! HAVE_FDOPENDIR
# define fdopendir __OPENAT_ID (fdopendir)
# endif
DIR *fdopendir (int fd);
# define fstatat __OPENAT_ID (fstatat)
int fstatat (int fd, char const *file, struct stat *st, int flag);
# define unlinkat __OPENAT_ID (unlinkat)
int unlinkat (int fd, char const *file, int flag);
bool openat_needs_fchdir (void);
#else
# define openat_permissive(Fd, File, Flags, Mode, Cwd_errno) \
openat (Fd, File, Flags, Mode)
# define openat_needs_fchdir() false
#endif
#if HAVE_OPENAT && ! LSTAT_FOLLOWS_SLASHED_SYMLINK
int rpl_fstatat (int fd, char const *file, struct stat *st, int flag);
# if !COMPILING_FSTATAT
# undef fstatat
# define fstatat rpl_fstatat
# endif
#endif
int mkdirat (int fd, char const *file, mode_t mode);
void openat_restore_fail (int) ATTRIBUTE_NORETURN;
void openat_save_fail (int) ATTRIBUTE_NORETURN;
int fchmodat (int fd, char const *file, mode_t mode, int flag);
int fchownat (int fd, char const *file, uid_t owner, gid_t group, int flag);
static inline int
chownat (int fd, char const *file, uid_t owner, gid_t group)
{
return fchownat (fd, file, owner, group, 0);
}
static 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
chmodat (int fd, char const *file, mode_t mode)
{
return fchmodat (fd, file, mode, 0);
}
static inline int
lchmodat (int fd, char const *file, mode_t mode)
{
return fchmodat (fd, file, mode, AT_SYMLINK_NOFOLLOW);
}