crt1.c

Newlib 嵌入式 C库 标准实现代码

void __main ()
{
  static int initialized;
  if (! initialized)
    {
      typedef void (*pfunc) ();
      extern pfunc __ctors[];
      extern pfunc __ctors_end[];
      pfunc *p;

      initialized = 1;
      for (p = __ctors_end; p > __ctors; )
	(*--p) ();

    }
}