/*
 * Copyright 1987 Brian Beattie Rights Reserved.
 *
 * Permission to copy and/or distribute granted under the
 * following conditions:
 *
 * 1). No charge may be made other than resonable charges
 *	for reproduction.
 *
 * 2). This notice must remain intact.
 *
 * 3). No further restrictions may be added.
 *
 */
#include <stdio.h>
#include "tools.h"
#include "ed.h"

struct tbl {
	char	*t_str;
	int	*t_ptr;
	int	t_val;
} *t, tbl[] = {
	"number",	&nflg,		TRUE,
	"nonumber",	&nflg,		FALSE,
	"list",		&lflg,		TRUE,
	"nolist",	&lflg,		FALSE,
	"eightbit",	&eightbit,	TRUE,
	"noeightbit",	&eightbit,	FALSE,
	0
};

set()
{
	char	word[16];
	int	i;

	inptr++;
	if(toupper(*inptr) != 'T')
	{
		if(*inptr != SP && *inptr != HT && *inptr != NL)
			return(ERR);
	} else
		inptr++;

	if(*inptr == NL)
		return(show("all"));
		/* skip white space */
	while(*inptr == SP || *inptr == HT)
		inptr++;

	for(i = 0; *inptr != SP && *inptr != HT && *inptr != NL;)
		word[i++] = *inptr++;
	word[i] = EOS;
	for(t = tbl; t->t_str; t++)
	{
		if(strcmp(word,t->t_str) == 0)
		{
			*t->t_ptr = t->t_val;
			return(0);
		}
	}
}

show()
{
	extern int	version;

	printf("ed version %d.%d\n",version/100,version%100);
	printf("number %s, list %s\n",nflg?"ON":"OFF",lflg?"ON":"OFF");
	return(0);
}