contrib/bind-9.2.4rc7/lib/bind/isc/movefile.c

   1 /*
   2  * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC")
   3  * Copyright (c) 2000 by Internet Software Consortium, Inc.
   4  *
   5  * Permission to use, copy, modify, and distribute this software for any
   6  * purpose with or without fee is hereby granted, provided that the above
   7  * copyright notice and this permission notice appear in all copies.
   8  *
   9  * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
  10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  11  * MERCHANTABILITY AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR
  12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
  15  * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  16  */
  17
  18
  19 #include <port_before.h>
  20 #include <stdio.h>
  21 #include <isc/misc.h>
  22 #include <port_after.h>
  23 #ifndef HAVE_MOVEFILE
  24 /*
  25  * rename() is lame (can't overwrite an existing file) on some systems.
  26  * use movefile() instead, and let lame OS ports do what they need to.
  27  */
  28
  29 int
  30 isc_movefile(const char *oldname, const char *newname) {
  31         return (rename(oldname, newname));
  32 }
  33 #else
  34         static int os_port_has_isc_movefile = 1;
  35 #endif