sysdeps/mach/hurd/rename.c

   1 /* Copyright (C) 1991-2017 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, see
  16    <http://www.gnu.org/licenses/>.  */
  17
  18 #include <stdio.h>
  19 #include <hurd.h>
  20
  21 /* Rename the file OLD to NEW.  */
  22 int
  23 rename (const char *old, const char *new)
  24 {
  25   error_t err;
  26   file_t olddir, newdir;
  27   const char *oldname, *newname;
  28
  29   olddir = __directory_name_split (old, (char **) &oldname);
  30   if (olddir == MACH_PORT_NULL)
  31     return -1;
  32   newdir = __directory_name_split (new, (char **) &newname);
  33   if (newdir == MACH_PORT_NULL)
  34     {
  35        __mach_port_deallocate (__mach_task_self (), olddir);
  36       return -1;
  37     }
  38
  39   err = __dir_rename (olddir, oldname, newdir, newname, 0);
  40   __mach_port_deallocate (__mach_task_self (), olddir);
  41   __mach_port_deallocate (__mach_task_self (), newdir);
  42   if (err)
  43     return __hurd_fail (err);
  44   return 0;
  45 }