Ultrix-3.1/src/cmd/sh5/profile.c

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/**********************************************************************
 *   Copyright (c) Digital Equipment Corporation 1984, 1985, 1986.    *
 *   All Rights Reserved. 					      *
 *   Reference "/usr/src/COPYRIGHT" for applicable restrictions.      *
 **********************************************************************/

/*
 * SCCSID: @(#)profile.c	3.0	4/22/86
 *	(System V)  profile.c  1.3
 */
char *mktemp();

monitor(lowpc, highpc, buf, bufsiz, cntsiz)
char *lowpc, *highpc;
int *buf, bufsiz;
{
	register o;
	static *sbuf, ssiz;

	if (lowpc == 0) {
		profil(0, 0, 0, 0);
		o = creat(mktemp("profXXXXXX"), 0666);
		write(o, sbuf, ssiz<<1);
		close(o);
		return;
	}
	ssiz = bufsiz;
	buf[0] = lowpc;
	buf[1] = highpc;
	buf[2] = cntsiz;
	sbuf = buf;
	buf += 3*(cntsiz+1);
	bufsiz -= 3*(cntsiz+1);
	if (bufsiz<=0)
		return;
	o = ((highpc - lowpc)>>1) & 077777;
	if(bufsiz < o)
		o = ((long)bufsiz<<15) / o;
	else
		o = 077777;
	profil(buf, bufsiz<<1, lowpc, o<<1);
}