* io/Makefile (routines): Add fstatat, fstatat64, fxstatat, fxstatat64,

	fchownat, and unlinkat.
	(static-only-routines): Add fstatat and fstatat64.
	(tests): Add tst-unlinkat, tst-fstatat, tst-futimesat, tst-renameat,
	and tst-fchownat.
	* io/Versions [GLIBC_2.4]: Add fchownat, __fxstatat, __fxstatat64,
	and unlinkat.
	* io/fcntl.h: Define AT_FDCWD, AT_SYMLINK_NOFOLLOW, and AT_REMOVEDIR.
	* io/fstatat.c: New file.
	* io/fstatat64.c: New file.
	* io/sys/stat.h: Declare fstatat, fstatat64, __fxstatat, __fxstatat64
	and define fstatat and fstatat64 inline functions.
	* libio/stdio.h: Declare renameat.
	* misc/Makefile (routines): Add futimesat.
	* misc/Versions [GLIBC_2.4]: Add futimesat.
	* posix/unistd.h: Declare fchownat and unlinkat.
	* stdio-common/Makefile (routines): Add renameat.
	* stdio-common/Versions [GLIBC_2.4]: Add renameat.
	* sysdeps/generic/fchownat.c: New file.
	* sysdeps/generic/futimesat.c: New file.
	* sysdeps/generic/fxstatat.c: New file.
	* sysdeps/generic/fxstatat64.c: New file.
	* sysdeps/generic/renameat.c: New file.
	* sysdeps/generic/unlinkat.c: New file.
	* sysdeps/unix/sysv/linux/fchownat.c: New file.
	* sysdeps/unix/sysv/linux/futimesat.c: New file.
	* sysdeps/unix/sysv/linux/fxstatat.c: New file.
	* sysdeps/unix/sysv/linux/fxstatat64.c: New file.
	* sysdeps/unix/sysv/linux/renameat.c: New file.
	* sysdeps/unix/sysv/linux/unlinkat.c: New file.
	* sysdeps/unix/sysv/linux/alpha/fxstatat.c: New file.
	* sysdeps/unix/sysv/linux/i386/fchownat.c: New file.
	* sysdeps/unix/sysv/linux/i386/fxstatat.c: New file.
	* sysdeps/unix/sysv/linux/m68k/fchownat.c: New file.
	* sysdeps/unix/sysv/linux/m68k/fxstatat.c: New file.
	* sysdeps/unix/sysv/linux/powerpc/fchownat.c: New file.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/fxstatat.c: New file.
	* sysdeps/unix/sysv/linux/s390/s390-32/fchownat.c: New file.
	* sysdeps/unix/sysv/linux/s390/s390-32/fxstatat.c: New file.
	* sysdeps/unix/sysv/linux/sh/fchownat.c: New file.
	* sysdeps/unix/sysv/linux/sh/fxstatat.c: New file.
	* sysdeps/unix/sysv/linux/sparc/sparc32/fchownat.c: New file.
	* sysdeps/unix/sysv/linux/sparc/sparc32/fxstatat.c: New file.
	* sysdeps/unix/sysv/linux/sparc/sparc64/fxstatat.c: New file.
	* sysdeps/unix/sysv/linux/wordsize-64/fxstatat.c: New file.
	* sysdeps/unix/sysv/linux/wordsize-64/fxstatat64.c: New file.
	* time/sys/time.h: Declare futimesat.
	* include/fcntl.h: Declare __atfct_seterrno.
	* sysdeps/unix/sysv/linux/openat.c (__atfct_seterrno): New function.
	Split out from openat code and called.
	(do_test): Allow openat to fail with ENOSYS.  Handle AT_FDCWD.
	* sysdeps/generic/openat.c: Handle AT_FDCWD.
	* sysdeps/generic/openat64.c: Likewise.
	* io/tst-unlinkat.c: New file.
	* io/tst-fstatat.c: New file.
	* io/tst-futimesat.c: New file.
	* io/tst-renameat.c: New file.
	* io/tst-fchownat.c: New file.
	* io/tst-openat.c: Don't fail if openat is not implemented.

	* sysdeps/unix/sysv/linux/powerpc/chown.c: Don't provide backward
	compatibility code if new kernel is guaranteed.

	* time/sys/time.h: Add a few nonnull attributes.

1 files changed, 46 insertions, 1 deletions

diff --git a/io/sys/stat.h b/io/sys/stat.h
index 7075003922..0a82ef39e8 100644
--- a/io/sys/stat.h
+++ b/io/sys/stat.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991,1992,1995-2002,2003,2004 Free Software Foundation, Inc.
+/* Copyright (C) 1991,1992,1995-2004,2005 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -228,6 +228,23 @@ extern int stat64 (__const char *__restrict __file,
 extern int fstat64 (int __fd, struct stat64 *__buf) __THROW __nonnull ((2));
 #endif
 
+#ifdef __USE_GNU
+/* Similar to stat, get the attributes for FILE and put them in BUF.
+   Relative path names are interpreted relative to FD unless FD is
+   AT_FDCWD.  */
+# ifndef __USE_FILE_OFFSET64
+extern int fstatat (int __fd, const char *__file, struct stat *__buf,
+		    int __flag) __THROW __nonnull ((2, 3));
+# else
+extern int __REDIRECT_NTH (fstatat, (int __fd, const char *__file,
+				     struct stat *__buf, int __flag),
+			   fstatat64) __THROW __nonnull ((2, 3));
+# endif
+
+extern int fstatat64 (int __fd, const char *__file, struct stat64 *__buf,
+		      int __flag) __THROW __nonnull ((2, 3));
+#endif
+
 #if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
 # ifndef __USE_FILE_OFFSET64
 /* Get file attributes about FILE and put them in BUF.
@@ -327,6 +344,9 @@ extern int __xstat (int __ver, __const char *__filename,
 		    struct stat *__stat_buf) __THROW __nonnull ((2, 3));
 extern int __lxstat (int __ver, __const char *__filename,
 		     struct stat *__stat_buf) __THROW __nonnull ((2, 3));
+extern int __fxstatat (int __ver, int __fildes, __const char *__filename,
+		       struct stat *__stat_buf, int __flag)
+     __THROW __nonnull ((3, 4));
 #else
 # ifdef __REDIRECT_NTH
 extern int __REDIRECT_NTH (__fxstat, (int __ver, int __fildes,
@@ -338,6 +358,10 @@ extern int __REDIRECT_NTH (__xstat, (int __ver, __const char *__filename,
 extern int __REDIRECT_NTH (__lxstat, (int __ver, __const char *__filename,
 				      struct stat *__stat_buf), __lxstat64)
      __nonnull ((2, 3));
+extern int __REDIRECT_NTH (__fxstatat, (int __ver, int __fildes,
+					__const char *__filename,
+					struct stat *__stat_buf, int __flag),
+			   __fxstatat64) __nonnull ((3, 4));
 
 # else
 #  define __fxstat __fxstat64
@@ -353,6 +377,9 @@ extern int __xstat64 (int __ver, __const char *__filename,
 		      struct stat64 *__stat_buf) __THROW __nonnull ((2, 3));
 extern int __lxstat64 (int __ver, __const char *__filename,
 		       struct stat64 *__stat_buf) __THROW __nonnull ((2, 3));
+extern int __fxstatat64 (int __ver, int __fildes, __const char *__filename,
+			 struct stat64 *__stat_buf, int __flag)
+     __THROW __nonnull ((3, 4));
 #endif
 extern int __xmknod (int __ver, __const char *__path, __mode_t __mode,
 		     __dev_t *__dev) __THROW __nonnull ((2, 4));
@@ -380,6 +407,15 @@ __NTH (fstat (int __fd, struct stat *__statbuf))
   return __fxstat (_STAT_VER, __fd, __statbuf);
 }
 
+# ifdef __USE_GNU
+extern __inline__ int
+__NTH (fstatat (int __fd, __const char *__filename, struct stat *__statbuf,
+		int __flag))
+{
+  return __fxstatat (_STAT_VER, __fd, __filename, __statbuf, __flag);
+}
+# endif
+
 # if defined __USE_MISC || defined __USE_BSD
 extern __inline__ int
 __NTH (mknod (__const char *__path, __mode_t __mode, __dev_t __dev))
@@ -412,6 +448,15 @@ __NTH (fstat64 (int __fd, struct stat64 *__statbuf))
 }
 # endif
 
+# ifdef __USE_GNU
+extern __inline__ int
+__NTH (fstatat64 (int __fd, __const char *__filename, struct stat64 *__statbuf,
+		  int __flag))
+{
+  return __fxstatat64 (_STAT_VER, __fd, __filename, __statbuf, __flag);
+}
+# endif
+
 #endif
 
 __END_DECLS