diff options
Diffstat (limited to 'REORG.TODO/sysdeps/mach/hurd/revoke.c')
-rw-r--r-- | REORG.TODO/sysdeps/mach/hurd/revoke.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/mach/hurd/revoke.c b/REORG.TODO/sysdeps/mach/hurd/revoke.c new file mode 100644 index 0000000000..15b955b733 --- /dev/null +++ b/REORG.TODO/sysdeps/mach/hurd/revoke.c @@ -0,0 +1,38 @@ +/* Revoke the access of all descriptors currently open on a file. Hurd version + Copyright (C) 1999-2017 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, see + <http://www.gnu.org/licenses/>. */ + +#include <unistd.h> +#include <errno.h> +#include <hurd.h> + +int +revoke (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; +} |