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BSD 4.3reno
.\" Copyright (c) 1990 The Regents of the University of California. .\" All rights reserved. .\" .\" Redistribution and use in source and binary forms are permitted .\" provided that: (1) source distributions retain this entire copyright .\" notice and comment, and (2) distributions including binaries display .\" the following acknowledgement: ``This product includes software .\" developed by the University of California, Berkeley and its contributors'' .\" in the documentation or other materials provided with the distribution .\" and in all advertising materials mentioning features or use of this .\" software. Neither the name of the University nor the names of its .\" contributors may be used to endorse or promote products derived .\" from this software without specific prior written permission. .\" THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR .\" IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED .\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. .\" .\" @(#)rand.3 6.5 (Berkeley) 5/15/90 .\" .TH RAND 3 "May 15, 1990" .AT 3 .SH NAME rand, srand \- bad random number generator .SH SYNOPSIS .nf .ft B void srand(seed) unsigned int seed; rand() .fi .SH DESCRIPTION .ft B These interfaces are obsoleted by random(3). .ft R .PP The .I rand function computes a sequence of pseudo-random integers in the range of 0 to .I RAND_MAX (as defined by the header file <stdlib.h>). .PP The .I srand function sets its argument as the seed for a new sequence of pseudo-random numbers to be returned by .IR rand . These sequences are repeatable by calling .I srand with the same seed value. .PP If no seed value is provided, the functions are automatically seeded with a value of 1. .SH STANDARDS .B Rand and .B srand conform to ANSI X3.159-1989 (``ANSI C''). .SH "SEE ALSO" random(3)
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