on error, allow command character as well as return to continue

[unix-history] / usr / src / usr.bin / more / help.c

/*
 * Copyright (c) 1988 Mark Nudleman
 * Copyright (c) 1988 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that the above copyright notice and this paragraph are
 * duplicated in all such forms and that any documentation,
 * advertising materials, and other materials related to such
 * distribution and use acknowledge that the software was developed
 * by Mark Nudleman and the University of California, Berkeley.  The
 * name of Mark Nudleman or the
 * University may not 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 MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */

#ifndef lint
static char sccsid[] = "@(#)help.c	5.5 (Berkeley) %G%";
#endif /* not lint */

#include <sys/param.h>
#include <less.h>

#define	HELPFILE	"/usr/lib/more.help"
help()
{
	char cmd[MAXPATHLEN + 20];

	(void)sprintf(cmd, "-more %s", HELPFILE);
	lsystem(cmd);
}