summaryrefslogtreecommitdiff
path: root/sysdeps/mach/hurd/openat.c
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/mach/hurd/openat.c')
-rw-r--r--sysdeps/mach/hurd/openat.c62
1 files changed, 62 insertions, 0 deletions
diff --git a/sysdeps/mach/hurd/openat.c b/sysdeps/mach/hurd/openat.c
new file mode 100644
index 0000000000..1faf857e16
--- /dev/null
+++ b/sysdeps/mach/hurd/openat.c
@@ -0,0 +1,62 @@
+/* openat -- Open a file named relative to an open directory. Hurd 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 <stdarg.h>
+#include <stddef.h>
+#include <sys/stat.h>
+#include <hurd.h>
+#include <hurd/fd.h>
+
+/* Open FILE with access OFLAG. Interpret relative paths relative to
+ the directory associated with FD. If OFLAG includes O_CREAT, a
+ third argument is the file protection. */
+int
+__openat (fd, file, oflag)
+ int fd;
+ const char *file;
+ int oflag;
+{
+ int mode;
+ io_t port;
+
+ if (oflag & O_CREAT)
+ {
+ va_list arg;
+ va_start (arg, oflag);
+ mode = va_arg (arg, int);
+ va_end (arg);
+ }
+ else
+ mode = 0;
+
+ port = __file_name_lookup_at (fd, 0, file, oflag, mode);
+ if (port == MACH_PORT_NULL)
+ return -1;
+
+ return _hurd_intern_fd (port, oflag, 1);
+}
+libc_hidden_def (__openat)
+weak_alias (__openat, openat)
+
+/* openat64 is just the same as openat for us. */
+weak_alias (__openat, __openat64)
+libc_hidden_weak (__openat64)
+weak_alias (__openat, openat64)