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[gnulib.git] / lib / openat.h

diff --git a/lib/openat.h b/lib/openat.h
index 6639f73..4c2a2e0 100644 (file)
--- a/lib/openat.h
+++ b/lib/openat.h
@@ -17,18 +17,27 @@
 
 /* written by Jim Meyering */
 
-#if HAVE_FCNTL_H
-# include <fcntl.h>
-#endif
+#include <fcntl.h>
 
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <dirent.h>
 #include <unistd.h>
 
+#ifndef __attribute__
+# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 8) || __STRICT_ANSI__
+#  define __attribute__(x) /* empty */
+# endif
+#endif
+
+#ifndef ATTRIBUTE_NORETURN
+# define ATTRIBUTE_NORETURN __attribute__ ((__noreturn__))
+#endif
+
 #ifndef AT_FDCWD
-# define AT_FDCWD (-3041965) /* same value as Solaris 9 */
-# define AT_SYMLINK_NOFOLLOW 4096 /* same value as Solaris 9 */
+# define AT_FDCWD (-3041965)           /* same value as Solaris 9 */
+# define AT_SYMLINK_NOFOLLOW 4096      /* same value as Solaris 9 */
+# define AT_REMOVEDIR (0x1)            /* same value as Solaris 9 */
 
 # ifdef __OPENAT_PREFIX
 #  undef openat
@@ -37,10 +46,19 @@
 #  define __OPENAT_ID(y) __OPENAT_XCONCAT (__OPENAT_PREFIX, y)
 #  define openat __OPENAT_ID (openat)
 int openat (int fd, char const *file, int flags, /* mode_t mode */ ...);
-#  define fdopendir __OPENAT_ID (fdopendir)
+#  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);
+void openat_restore_fail (int) ATTRIBUTE_NORETURN;
+void openat_save_fail (int) ATTRIBUTE_NORETURN;
+# else
+#  define openat_restore_fail(Errno) /* empty */
+#  define openat_save_fail(Errno) /* empty */
 # endif
 
 #endif