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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 /io/faccessat.c
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 'io/faccessat.c')
-rw-r--r--io/faccessat.c51
1 files changed, 51 insertions, 0 deletions
diff --git a/io/faccessat.c b/io/faccessat.c
new file mode 100644
index 0000000..8e41d37
--- /dev/null
+++ b/io/faccessat.c
@@ -0,0 +1,51 @@
+/* Test for access to file, relative to open directory. Stub version.
+ Copyright (C) 2006 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
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <errno.h>
+#include <fcntl.h>
+#include <stddef.h>
+#include <unistd.h>
+#include <sys/types.h>
+
+int
+faccessat (fd, file, type, flag)
+ int fd;
+ const char *file;
+ int type;
+ int flag;
+{
+ if (file == NULL || (flag & ~(AT_SYMLINK_NOFOLLOW | AT_EACCESS)) != 0
+ || (type & ~(R_OK|W_OK|X_OK|F_OK)) != 0)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ if (fd < 0 && fd != AT_FDCWD)
+ {
+ __set_errno (EBADF);
+ return -1;
+ }
+
+ __set_errno (ENOSYS);
+ return -1;
+}
+stub_warning (faccessat)
+
+#include <stub-tag.h>