external/bsd/libbind/dist/isc/movefile.c

   1 /*      $NetBSD$        */
   2
   3 /*
   4  * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC")
   5  * Copyright (c) 2000 by Internet Software Consortium, Inc.
   6  *
   7  * Permission to use, copy, modify, and distribute this software for any
   8  * purpose with or without fee is hereby granted, provided that the above
   9  * copyright notice and this permission notice appear in all copies.
  10  *
  11  * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
  12  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  13  * MERCHANTABILITY AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR
  14  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  15  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  16  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
  17  * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  18  */
  19
  20
  21 #include <port_before.h>
  22 #include <stdio.h>
  23 #include <isc/misc.h>
  24 #include <port_after.h>
  25 #ifndef HAVE_MOVEFILE
  26 /*
  27  * rename() is lame (can't overwrite an existing file) on some systems.
  28  * use movefile() instead, and let lame OS ports do what they need to.
  29  */
  30
  31 int
  32 isc_movefile(const char *oldname, const char *newname) {
  33         return (rename(oldname, newname));
  34 }
  35 #else
  36         static int os_port_has_isc_movefile = 1;
  37 #endif
  38
  39 /*! \file */