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glibc  2.9
rename.c
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00001 /* Copyright (C) 1991,92,93,94,96,97,99 Free Software Foundation, Inc.
00002    This file is part of the GNU C Library.
00003 
00004    The GNU C Library is free software; you can redistribute it and/or
00005    modify it under the terms of the GNU Lesser General Public
00006    License as published by the Free Software Foundation; either
00007    version 2.1 of the License, or (at your option) any later version.
00008 
00009    The GNU C Library is distributed in the hope that it will be useful,
00010    but WITHOUT ANY WARRANTY; without even the implied warranty of
00011    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012    Lesser General Public License for more details.
00013 
00014    You should have received a copy of the GNU Lesser General Public
00015    License along with the GNU C Library; if not, write to the Free
00016    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00017    02111-1307 USA.  */
00018 
00019 #include <stdio.h>
00020 #include <hurd.h>
00021 
00022 /* Rename the file OLD to NEW.  */
00023 int
00024 rename (old, new)
00025      const char *old;
00026      const char *new;
00027 {
00028   error_t err;
00029   file_t olddir, newdir;
00030   const char *oldname, *newname;
00031 
00032   olddir = __directory_name_split (old, (char **) &oldname);
00033   if (olddir == MACH_PORT_NULL)
00034     return -1;
00035   newdir = __directory_name_split (new, (char **) &newname);
00036   if (newdir == MACH_PORT_NULL)
00037     {
00038        __mach_port_deallocate (__mach_task_self (), olddir);
00039       return -1;
00040     }
00041 
00042   err = __dir_rename (olddir, oldname, newdir, newname, 0);
00043   __mach_port_deallocate (__mach_task_self (), olddir);
00044   __mach_port_deallocate (__mach_task_self (), newdir);
00045   if (err)
00046     return __hurd_fail (err);
00047   return 0;
00048 }