libgo/runtime/go-main.c

   1 /* go-main.c -- the main function for a Go program.
   2
   3    Copyright 2009 The Go Authors. All rights reserved.
   4    Use of this source code is governed by a BSD-style
   5    license that can be found in the LICENSE file.  */
   6
   7 #include "config.h"
   8
   9 #include <stdlib.h>
  10 #include <time.h>
  11 #include <unistd.h>
  12
  13 #ifdef HAVE_FPU_CONTROL_H
  14 #include <fpu_control.h>
  15 #endif
  16
  17 #include "go-alloc.h"
  18 #include "array.h"
  19 #include "go-string.h"
  20
  21 #include "runtime.h"
  22 #include "arch.h"
  23 #include "malloc.h"
  24
  25 #undef int
  26 #undef char
  27 #undef unsigned
  28
  29 /* The main function for a Go program.  This records the command line
  30    parameters, calls the real main function, and returns a zero status
  31    if the real main function returns.  */
  32
  33 extern char **environ;
  34
  35 extern void runtime_main (void);
  36 static void mainstart (void *);
  37
  38 /* The main function.  */
  39
  40 int
  41 main (int argc, char **argv)
  42 {
  43   runtime_check ();
  44   runtime_args (argc, (byte **) argv);
  45   runtime_osinit ();
  46   runtime_schedinit ();
  47   __go_go (mainstart, NULL);
  48   runtime_mstart (runtime_m ());
  49   abort ();
  50 }
  51
  52 static void
  53 mainstart (void *arg __attribute__ ((unused)))
  54 {
  55   runtime_main ();
  56 }