usr/src/lib/libresolv2/common/isc/movefile.c

   1 /*
   2  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
   3  * Use is subject to license terms.
   4  */
   5
   6
   7 /*
   8  * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC")
   9  * Copyright (c) 2000 by Internet Software Consortium, Inc.
  10  *
  11  * Permission to use, copy, modify, and distribute this software for any
  12  * purpose with or without fee is hereby granted, provided that the above
  13  * copyright notice and this permission notice appear in all copies.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
  16  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  17  * MERCHANTABILITY AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR
  18  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  19  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  20  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
  21  * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  22  */
  23
  24
  25 #include <port_before.h>
  26 #include <stdio.h>
  27 #include <isc/misc.h>
  28 #include <port_after.h>
  29 #ifndef HAVE_MOVEFILE
  30 /*
  31  * rename() is lame (can't overwrite an existing file) on some systems.
  32  * use movefile() instead, and let lame OS ports do what they need to.
  33  */
  34
  35 int
  36 isc_movefile(const char *oldname, const char *newname) {
  37         return (rename(oldname, newname));
  38 }
  39 #else
  40         static int os_port_has_isc_movefile = 1;
  41 #endif
  42
  43 /*! \file */