/*-
 * main.c
 *
 * Minishell C source
 * Show how to use "obtain_order" input interface function
 *
 * THIS FILE IS TO BE MODIFIED
 */

#include <stddef.h>			/* NULL */
#include <stdio.h>			/* setbuf, printf */

extern int obtain_order();		/* See parser.y for description */

int main(void)
{
	char ***argvv;
	int argvc;
	char **argv;
	int argc;
	char *filev[3];
	int bg;
	int ret;

	setbuf(stdout, NULL);			/* Unbuffered */
	setbuf(stdin, NULL);

	while (1) {
		fprintf(stderr, "%s", "msh> ");	/* Prompt */
		ret = obtain_order(&argvv, filev, &bg);
		if (ret == 0) break;		/* EOF */
		if (ret == -1) continue;	/* Syntax error */
		argvc = ret - 1;		/* Line */
		if (argvc == 0) continue;	/* Empty line */
/*
 * LAS LINEAS QUE A CONTINUACION SE PRESENTAN SON SOLO
 * PARA DAR UNA IDEA DE COMO UTILIZAR LAS ESTRUCTURAS
 * argvv Y filev. ESTAS LINEAS DEBERAN SER ELIMINADAS.
 */
		for (argvc = 0; (argv = argvv[argvc]); argvc++) {
			for (argc = 0; argv[argc]; argc++)
				printf("%s ", argv[argc]);
			printf("\n");
		}
		if (filev[0]) printf("< %s\n", filev[0]);/* IN */
		if (filev[1]) printf("> %s\n", filev[1]);/* OUT */
		if (filev[2]) printf(">& %s\n", filev[2]);/* ERR */
		if (bg) printf("&\n");
/*
 * FIN DE LA PARTE A ELIMINAR
 */
	}
	exit(0);
	return 0;
}