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authorRoland McGrath <roland@gnu.org>2006-01-06 12:14:26 +0000
committerRoland McGrath <roland@gnu.org>2006-01-06 12:14:26 +0000
commitd15b99ac5af661dba1303f17a01f09aae7b6f5e7 (patch)
treee91cee50ed642f2edd9309140d5751c62a5b47f9 /posix/unistd.h
parent030219826e29a214dc1b58d31fd924fb32ec761f (diff)
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* io/fcntl.h [__USE_ATFILE] (AT_EACCESS): New macro.
	* posix/unistd.h [__USE_ATFILE]: Declare faccessat.
	* io/faccessat.c: New file.
	* sysdeps/unix/sysv/linux/faccessat.c: New file.
	* io/Makefile (routines): Add faccessat.
	* io/Versions (libc: GLIBC_2.4): Likewise.
	* io/tst-faccessat.c: New file.
	* io/Makefile (tests): Add it.

	* io/sys/stat.h: Likewise.
Diffstat (limited to 'posix/unistd.h')
-rw-r--r--posix/unistd.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/posix/unistd.h b/posix/unistd.h
index 1bf843ce63..acb8f6f11d 100644
--- a/posix/unistd.h
+++ b/posix/unistd.h
@@ -266,6 +266,14 @@ extern int eaccess (__const char *__name, int __type)
      __THROW __nonnull ((1));
 #endif
 
+#ifdef __USE_ATFILE
+/* Test for access to FILE relative to the directory FD is open on.
+   If AT_EACCESS is set in FLAG, then use effective IDs like `eaccess',
+   otherwise use real IDs like `access'.  */
+extern int faccessat (int __fd, __const char *__file, int __type, int __flag)
+     __THROW __nonnull ((2)) __wur;
+#endif /* Use GNU.  */
+
 
 /* Values for the WHENCE argument to lseek.  */
 #ifndef	_STDIO_H		/* <stdio.h> has the same definitions.  */