/************************************************************************
* "Epsilon", "EEL" and "Lugaru" are trademarks of Lugaru Software, Ltd. *
*									*
*  Copyright (C) 1985, 1989 Lugaru Software Ltd.  All rights reserved.	*
*									*
* Limited permission is hereby granted to reproduce and modify this	*
* copyrighted material provided that the resulting code is used only in	*
* conjunction with Lugaru products and that this notice is retained in	*
* any such reproduction or modification.				*
************************************************************************/

#include "eel.h"

#define COMMAND_MAX	100	/* longest remembered cmd */
short command_keys[COMMAND_MAX];	/* remember all chars in cmd */

short auto_save_counter;
short auto_save_count = 500;
char auto_save_prefix[80] = "\\autosave\\";

/* set key to next key, from macro or keyboard */
getkey()
{
	if (ungot_key != -1) {		/* check before calling */
		wait_for_key();
		return key;
	} else if (pushed_special_key != -1) {
		key = pushed_special_key;
		pushed_special_key = -1;
	} else {
		if (auto_save_counter++ > auto_save_count && !cmd_len) {
			auto_save_counter = 0;
			auto_save_buffers();
		}
		wait_for_key();
		if ((key_type == 3 || key_type == 2) && !now_quoting) {
			pushed_special_key = key;
			key = CTRL('Q');
		}
	}
	if (cmd_len < COMMAND_MAX)
		command_keys[cmd_len] = key;
	if (len_def_mac) {
		def_text[len_def_mac++] = key;
		if (len_def_mac >= MAX_MACRO) {
			end_kbd_macro();
			error(
"Macro definition buffer full: keyboard macro defined");
		}
	}
	return key;
}

auto_save_buffers()	/* maybe save buffers */
{
	char *old = bufname, *s;

	s = buffer_list(1);
	do {
		bufname = s;
		if (*filename != '\0' && modified)
			auto_save_one();
	} while (s = buffer_list(0));
	bufname = old;
}

auto_save_one()
{
	char name[80];
	int err;

	strcpy(name, auto_save_prefix);
	strcat(name, get_tail(filename, 1));
	if (err = file_write(name, strip_returns))
		file_error(err, name, "couldn't autosave");
	else
		say("%s autosaved.", name);
	modified = 1;
}