/***	Author: Tapas Kanungo, kanungo@cfar.umd.edu**	File:	hmmrand.c**	Date:	4 May 1999**	Purpose: To separate out the random number generator** 		functions so that the rest of the code can be**		platform independent.*/#include <stdlib.h>#include <sys/types.h>#include <unistd.h>/*** hmmgetseed() generates an arbitary seed for the random number generator.*/int  hmmgetseed(void) {	return ((int) getpid());}/* ** hmmsetseed() sets the seed of the random number generator to a** specific value.*/void hmmsetseed(int seed) {	srand(seed);}/***  hmmgetrand() returns a (double) pseudo random number in the**  interval [0,1).*/double hmmgetrand(void){	return (double) rand()/RAND_MAX;}