random.cc

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00001 /* -*-  Mode:C++; c-basic-offset:8; tab-width:8; indent-tabs-mode:t -*- */
00002 /*
00003  * Copyright (c) 1995 Regents of the University of California.
00004  * All rights reserved.
00005  *
00006  * Redistribution and use in source and binary forms, with or without
00007  * modification, are permitted provided that the following conditions
00008  * are met:
00009  * 1. Redistributions of source code must retain the above copyright
00010  *    notice, this list of conditions and the following disclaimer.
00011  * 2. Redistributions in binary form must reproduce the above copyright
00012  *    notice, this list of conditions and the following disclaimer in the
00013  *    documentation and/or other materials provided with the distribution.
00014  * 3. All advertising materials mentioning features or use of this software
00015  *    must display the following acknowledgement:
00016  *  This product includes software developed by the Computer Systems
00017  *  Engineering Group at Lawrence Berkeley Laboratory.
00018  * 4. Neither the name of the University nor of the Laboratory may be used
00019  *    to endorse or promote products derived from this software without
00020  *    specific prior written permission.
00021  *
00022  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
00023  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00024  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00025  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
00026  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00027  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
00028  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
00029  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
00030  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
00031  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
00032  * SUCH DAMAGE.
00033  *
00034  * "@(#) $Header: /nfs/jade/vint/CVSROOT/ns-2/tools/random.cc,v 1.20 2003/12/10 17:19:56 johnh Exp $ (LBL)";
00035  */
00036 
00037 #ifndef WIN32
00038 
00039 #include <sys/time.h>
00040 #include "config.h"
00041 #include "random.h"
00042 
00043 /* __THROW is new with gcc 2.8.x and egcs (in redhat 7.0beta) */
00044 #if defined(__GNUC__) && defined(__THROW)
00045 #define GCC_THROW __THROW
00046 #else
00047 #define GCC_THROW
00048 #endif
00049 
00050 RANDOM_RETURN_TYPE
00051 random() GCC_THROW
00052 {
00053     printf("The C library random() has been called in ns.\nThis library function is not portable (it produces different streams\non different computers), please use ns's Random::uniform() instead.\n");
00054     abort();
00055 }
00056 
00057 #endif /* !WIN32 */

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