tarw.h

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#include <stdlib.h>
#include <stdio.h>

#define TARW_IMPLEMENTATION
#include "tarw.h"

int main(void)
{
  const char *output_path = "./test.tar";
  FILE *output = fopen(output_path, "wb");

  if (output == NULL) {
    fprintf(stderr, "ERROR: could not open \"%s\"\n", output_path);
    return EXIT_FAILURE;
  }

  TarWriter w = {
    .owner    = "user",
    .group    = "group",
    .owner_id = 1000,
    .group_id = 1000,
  };

  if (!tarw_add_directory(&w, "test/", 0755)) goto not_enought_memmory;

  const char *msg = "Hello from C!\n";
  if (!tarw_add_file(&w, "test/a", 0644, msg, strlen(msg)))
    goto not_enought_memmory;

  if (!tarw_write(w, output)) {
    fprintf(stderr, "ERROR: could write all bytes to \"%s\"\n", output_path);
    return EXIT_FAILURE;
  }

  return EXIT_SUCCESS;

not_enought_memmory:
  fprintf(stderr, "ERROR: could not allocate enough memmory\n");
  return EXIT_FAILURE;
}