#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <signal.h>
#include "config.h"
#include "exceptions.h"
#include "meta.h"
#include "parser.h"
#include "hash.h"
#include "assembler.h"

typedef void (*sighandler_t) (int);

void invite(void)
{
	fprintf(stderr, _("Assembler v1.0\n\n"));
}

void usage(void)
{
	fprintf(stderr, _("Usage: compilo program.asm objet.out\n"));
	exit(0);
}

void init_all(void)
{
	fprintf(stderr, _(" o Initialising the meta engine...   "));

	if (meta_init()) {
		exception(1, _("Meta parser init failed."));
	}

	fprintf(stderr, _(" Done!\n o Meta language loading...          "));

	if (meta_load("instructions.txt")) {
		exception(1, _("Meta language loading failed."));
	}

	fprintf(stderr, _(" Done!\n o Initialising the assembler core..."));

	if (assembler_init()) {
		exception(1, _("Assembler core init failed."));
	}

	fprintf(stderr, _(" Done!\n"));
}

void flush_all(void)
{
	assembler_flush();
	meta_flush();
}

void segfaulthand(int i)
{
	exception(1, _("Signal received: segfault"));
}

int main(int argc, char **argv)
{
	invite();

/*	signal(SIGSEGV, segfaulthand); */

	if (argc != 3)
		usage();

	fprintf(stderr, _("\nPerforming initialisation...\n\n"));
	init_all();

	assemble_file(argv[1], argv[2]);

	fprintf(stderr, _("\nPerforming shutdown...\n\n"));
	flush_all();

	fprintf(stderr, _("Exitting, bye!\n"));
	return 0;
}