Ultrix-3.1/src/libF77/s_paus.c

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

/*
 * SCCSID: @(#)s_paus.c	3.0	4/22/86
 */
#include <stdio.h>
#define PAUSESIG 15


s_paus(s, n)
char *s;
long int n;
{
int i;
int waitpause();

fprintf(stderr, "PAUSE ");
if(n > 0)
	for(i = 0; i<n ; ++i)
		putc(*s++, stderr);
fprintf(stderr, " statement executed\n");
if( isatty(fileno(stdin)) )
	{
	fprintf(stderr, "To resume execution, type go.  Any other input will terminate job.\n");
	if( getchar()!='g' || getchar()!='o' || getchar()!='\n' )
		{
		fprintf(stderr, "STOP\n");
		f_exit();
		exit(0);
		}
	}
else
	{
	fprintf(stderr, "To resume execution, execute a   kill -%d %d   command\n",
		PAUSESIG, getpid() );
	signal(PAUSESIG, waitpause);
	pause();
	}
fprintf(stderr, "Execution resumes after PAUSE.\n");
}





static waitpause()
{
return;
}