Back to index

glibc  2.9
revoke.c
Go to the documentation of this file.
00001 /* Revoke the access of all descriptors currently open on a file.  AIX version.
00002    Copyright (C) 1995, 1996, 1997, 2000 Free Software Foundation, Inc.
00003    This file is part of the GNU C Library.
00004 
00005    The GNU C Library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Lesser General Public
00007    License as published by the Free Software Foundation; either
00008    version 2.1 of the License, or (at your option) any later version.
00009 
00010    The GNU C Library is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Lesser General Public License for more details.
00014 
00015    You should have received a copy of the GNU Lesser General Public
00016    License along with the GNU C Library; if not, write to the Free
00017    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00018    02111-1307 USA.  */
00019 
00020 #include <fcntl.h>
00021 #include <unistd.h>
00022 #include <errno.h>
00023 
00024 extern int frevoke (int fdes);
00025 
00026 int
00027 revoke (file)
00028      const char *file;
00029 {
00030   int fd;
00031   int res;
00032 
00033   fd = open (file, O_RDONLY);
00034   if (fd < 0)
00035     return -1;
00036 
00037   res = frevoke (fd);
00038   (void) close (fd);
00039 
00040   return res;
00041 }