/*
 * UNG's Not GNU
 *
 * Copyright (c) 2011-2017, Jakob Kaivo <jkk@ung.org>
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 *
 */

#include "sh.h"
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>

int read_main(int argc, char *argv[])
{
	int escapes = 1;

	int c;
	while ((c = getopt(argc, argv, "r")) != -1) {
		switch (c) {
		case 'r':	/** do not interpet \ escapes **/
			escapes = 0;
			break;

		default:
			return 1;
		}
	}

	if (argv[optind] == NULL) {
		fprintf(stderr, "read: at least one variable required\n");
		return 1;
	}

	while (argv[optind]) {
		char *line = NULL;
		size_t n = 0;

		getline(&line, &n, stdin);

		/* strip trailing newline */
		if (escapes) {
		}

		setenv(argv[optind], line, 1);

		if (sh_get('a')) {
			sh_export(argv[optind]);
		}

		free(line);

		optind++;
	}

	return 0;
}