Function main

tools/mkconfig.c:60–121

 ****************************************************************************/

int main(int argc, char **argv, char **envp)
{
  char *filepath;
  FILE *stream;

  if (argc != 2)
    {
      fprintf(stderr, "Unexpected number of arguments\n");
      show_usage(argv[0]);
    }

  filepath = getfilepath(argv[1]);
  if (!filepath)
    {
      fprintf(stderr, "getfilepath failed\n");
      exit(2);
    }

  stream = fopen(filepath, "r");
  if (!stream)
    {
      fprintf(stderr, "open %s failed: %s\n", filepath, strerror(errno));
      exit(3);
    }

  printf(
    "/* config.h -- Autogenerated! Do not edit. */\n\n"
    "#ifndef __INCLUDE_NUTTX_CONFIG_H\n"
    "#define __INCLUDE_NUTTX_CONFIG_H\n\n"
    "/* Used to represent the values of tristate options */\n\n"
    "#define CONFIG_y 1\n"
    "#define CONFIG_m 2\n\n"
    "/* General Definitions ***********************************/\n");

  generate_definitions(stream);

  printf(
    "\n/* Sanity Checks *****************************************/\n\n"
    "/* If the end of RAM is not specified then it is assumed to be\n"
    " * the beginning of RAM plus the RAM size.\n"
    " */\n\n"
    "#ifndef CONFIG_RAM_END\n"
    "#  define CONFIG_RAM_END (CONFIG_RAM_START+CONFIG_RAM_SIZE)\n"
    "#endif\n\n"
    "#ifndef CONFIG_RAM_VEND\n"
    "#  define CONFIG_RAM_VEND (CONFIG_RAM_VSTART+CONFIG_RAM_SIZE)\n"
    "#endif\n\n"
    "/* If the end of FLASH is not specified then it is assumed to be\n"
    " * the beginning of FLASH plus the FLASH size.\n"
    " */\n\n"
    "#ifndef CONFIG_FLASH_END\n"
    "#  define CONFIG_FLASH_END (CONFIG_FLASH_START+CONFIG_FLASH_SIZE)\n"
    "#endif\n\n"
    "#endif /* __INCLUDE_NUTTX_CONFIG_H */\n");

  fclose(stream);

  /* Exit (without bothering to clean up allocations) */