date.c

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/*
 * Copyright (c) 2004 Tama Communications Corporation
 *
 * This file is part of GNU GLOBAL.
 *
 * GNU GLOBAL is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * GNU GLOBAL is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA.
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <time.h>
#include "die.h"
#include "strlimcpy.h"
#include "date.h"
/*
 * now: current date and time
 *
 *	r)		date and time
 */
const char *
now(void)
{
	static char buf[128];

#ifdef HAVE_STRFTIME
	time_t tval;

	if (time(&tval) == -1)
		die("cannot get current time.");
	(void)strftime(buf, sizeof(buf), "%a %b %d %H:%M:%S %Z %Y", localtime(&tval));
#else
	FILE *ip;

	strlimcpy(buf, "unkown time", sizeof(buf));
	if (ip = popen("date", "r")) {
		if (fgets(buf, sizeof(buf), ip))
			buf[strlen(buf) - 1] = 0;
		fclose(ip);
	}
#endif
	return buf;
}