trixy/trixy-macros/example/main/c_src/main.c

/*
 * Copyright (C) 2023  The Trinitrix Project <soispha@vhack.eu,
 * antifallobst@systemausfall.org>
 *
 * This file is part of the Trixy crate for Trinitrix.
 *
 * Trixy is free software: you can redistribute it and/or modify
 * it under the terms of the Lesser 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
 * and the Lesser GNU General Public License along with this program.
 * If not, see <https://www.gnu.org/licenses/>.
 */

#include "../dist/interface.h"
#include <stdio.h>
#include <stdlib.h>

int main(void) {
  // You can simply call functions ..
  fn_alone("hi");

  // .. but they check their inputs:
  // This call for example will fail, as a null pointer isn't supported.
  //
  // A error will be signaled by a 0 return code, then the error can be obtained
  // with the `last_error_length` and `last_error_message` functions
  if (!fn_alone(0x0)) {
    int error_length = last_error_length();
    char *error = malloc(error_length);
    last_error_message(error, error_length);
    printf("Encountered error: %s\n", error);
    free(error);
  }

  one.fn_one();
  // one.two.fn_two();
  //
  // two_t two = one.two;
  // two.three.fn_three();
  // one.two.three.fn_three();
  // one_two_fn_two();

  return 0;
}