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authorRoland McGrath <roland@gnu.org>1999-02-16 19:10:02 +0000
committerRoland McGrath <roland@gnu.org>1999-02-16 19:10:02 +0000
commit78cee1d8dc99787aaf7b9746e706ba58d0690902 (patch)
tree44b9901c85ffd342b2bfbc4931ac60cc00016bdc /sysdeps
parent0ef44de62a85daaf0166a496e1e1d41b0e09c724 (diff)
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1999-02-16 Roland McGrath <roland@baalperazim.frob.com>
* sysdeps/mach/hurd/revoke.c: New file.
Diffstat (limited to 'sysdeps')
-rw-r--r--sysdeps/mach/hurd/revoke.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/sysdeps/mach/hurd/revoke.c b/sysdeps/mach/hurd/revoke.c
new file mode 100644
index 0000000000..61b74a33cf
--- /dev/null
+++ b/sysdeps/mach/hurd/revoke.c
@@ -0,0 +1,40 @@
+/* Revoke the access of all descriptors currently open on a file. Hurd version
+ Copyright (C) 1999 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <unistd.h>
+#include <errno.h>
+#include <hurd.h>
+
+int
+revoke (file_name)
+ const char *file_name;
+{
+ error_t err;
+ file_t file = __file_name_lookup (file_name, 0, 0);
+
+ if (file == MACH_PORT_NULL)
+ return -1;
+
+ err = __io_revoke (file);
+ __mach_port_deallocate (__mach_task_self (), file);
+
+ if (err)
+ return __hurd_fail (err);
+ return 0;
+}