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author | Roland McGrath <roland@gnu.org> | 1999-02-16 19:10:02 +0000 |
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committer | Roland McGrath <roland@gnu.org> | 1999-02-16 19:10:02 +0000 |
commit | 78cee1d8dc99787aaf7b9746e706ba58d0690902 (patch) | |
tree | 44b9901c85ffd342b2bfbc4931ac60cc00016bdc | |
parent | 0ef44de62a85daaf0166a496e1e1d41b0e09c724 (diff) | |
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1999-02-16 Roland McGrath <roland@baalperazim.frob.com>
* sysdeps/mach/hurd/revoke.c: New file.
-rw-r--r-- | sysdeps/mach/hurd/revoke.c | 40 |
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; +} |