#include <stdio.h>
#include "classfile.h"

int execute(ClassFile *cf, Method *m, int *args, int argc);

int main(int argc, char *argv[]) {
    if (argc < 2) {
        fprintf(stderr, "usage: %s <file.class>\n", argv[0]);
        return 1;
    }

    /* step 1 - load the class file */
    ClassFile *cf = classfile_load(argv[1]);
    if (!cf) return 1;

    /* step 2 - find the main method */
    Method *m = classfile_find_method(cf, "main", "([Ljava/lang/String;)V");
    if (!m) m = classfile_find_method(cf, "startApp", "()V");
    if (!m) {
        fprintf(stderr, "no main or startApp method found\n");
        return 1;
    }

    /* step 3 - execute it */
    execute(cf, m, NULL, 0);

    classfile_free(cf);
    return 0;
}