admc/diskfs/run_tcc.h

/* This file is part of asmc, a bootstrapping OS with minimal seed
   Copyright (C) 2019 Giovanni Mascellani <gio@debian.org>
   https://gitlab.com/giomasce/asmc

   This program 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 3 of the License, or
   (at your option) any later version.

   This program 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, see <https://www.gnu.org/licenses/>. */

#ifndef __RUN_TCC_H
#define __RUN_TCC_H

// Allow the same code to be ran on the host machine, which is
// supposed to be x86_64
#ifdef __x86_64__

#define _GNU_SOURCE
#include <dlfcn.h>
//#define TCC_TARGET_I386
#define TCC_TARGET_X86_64 1
//#define CONFIG_TRIPLET "x86_64-linux-gnu"

#define ASMC_PREFIX "./diskfs"

int __get_handles() {
    return 0;
}

#else

#define TCC_TARGET_I386 1
// Need this, otherwise tcc does not believe it can run natively
#define __i386__ 1

#define ASMC_PREFIX "/disk1"

#endif

#include <stdio.h>

#include "libtcc.h"

int run_tinycc(TCCState *state, int file_num, const char **files, int include_path_num, const char **include_paths) {
    int res;
    tcc_set_options(state, "-nostdlib -nostdinc");
    tcc_set_output_type(state, TCC_OUTPUT_MEMORY);
    while (include_path_num--) {
        res = tcc_add_include_path(state, *include_paths++);
        if (res) {
            printf("tcc_add_include_path() failed...\n");
            return 1;
        }
    }
    while (file_num--) {
        res = tcc_add_file(state, *files++);
        if (res) {
            printf("tcc_add_file() failed...\n");
            return 1;
        }
    }
    res = tcc_relocate(state, TCC_RELOCATE_AUTO);
    if (res) {
        printf("tcc_relocate() failed...\n");
        return 1;
    }
    return 0;
}

#endif