diff gcc/config/alpha/vms-psxcrt0-64.c @ 0:a06113de4d67

first commit
author kent <kent@cr.ie.u-ryukyu.ac.jp>
date Fri, 17 Jul 2009 14:47:48 +0900
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/config/alpha/vms-psxcrt0-64.c	Fri Jul 17 14:47:48 2009 +0900
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+/* VMS 64bit crt0 returning Unix style condition codes .
+   Copyright (C) 2001, 2009 Free Software Foundation, Inc.
+   Contributed by Douglas B. Rupp (rupp@gnat.com).
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 3, or (at your option)
+any later version.
+
+GCC 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.
+
+Under Section 7 of GPL version 3, you are granted additional
+permissions described in the GCC Runtime Library Exception, version
+3.1, as published by the Free Software Foundation.
+
+You should have received a copy of the GNU General Public License and
+a copy of the GCC Runtime Library Exception along with this program;
+see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+<http://www.gnu.org/licenses/>.  */
+
+#if !defined(__DECC)
+You Lose! This file can only be compiled with DEC C.
+#else
+
+/* This file can only be compiled with DEC C, due to the call to
+   lib$establish and the pragmas pointer_size.  */
+
+#pragma __pointer_size short
+
+#include <stdlib.h>
+#include <string.h>
+#include <ssdef.h>
+#include <stsdef.h>
+#include <errnodef.h>
+
+extern void decc$main ();
+extern int main ();
+
+static int
+handler (sigargs, mechargs)
+     void *sigargs;
+     void *mechargs;
+{
+  return SS$_RESIGNAL;
+}
+
+int
+__main (arg1, arg2, arg3, image_file_desc, arg5, arg6)
+     void *arg1, *arg2, *arg3;
+     void *image_file_desc;
+     void *arg5, *arg6)
+{
+  int argc;
+  char **argv;
+  char **envp;
+
+#pragma __pointer_size long
+
+  int i;
+  char **long_argv;
+  char **long_envp;
+  int status;
+
+#pragma __pointer_size short
+
+  lib$establish (handler);
+  decc$main (arg1, arg2, arg3, image_file_desc,
+	     arg5, arg6, &argc, &argv, &envp);
+
+#pragma __pointer_size long
+
+  /* Reallocate argv with 64-bit pointers.  */
+  long_argv = (char **) malloc (sizeof (char *) * (argc + 1));
+
+  for (i = 0; i < argc; i++)
+    long_argv[i] = strdup (argv[i]);
+
+  long_argv[argc] = (char *) 0;
+
+  long_envp = (char **) malloc (sizeof (char *) * 5);
+
+  for (i = 0; envp[i]; i++)
+    long_envp[i] = strdup (envp[i]);
+
+  long_envp[i] = (char *) 0;
+
+#pragma __pointer_size short
+
+  status = main (argc, long_argv, long_envp);
+
+  /* Map into a range of 0 - 255.  */
+  status = status & 255;
+
+  if (status > 0)
+    {
+      int save_status = status;
+
+      status = C$_EXIT1 + ((status - 1) << STS$V_MSG_NO);
+
+      /* An exit failure status requires a "severe" error.  All status values
+	 are defined in errno with a successful (1) severity but can be
+	 changed to an error (2) severity by adding 1.  In addition for
+	 compatibility with UNIX exit() routines we inhibit a run-time error
+	 message from being generated on exit(1).  */
+
+      if (save_status == 1)
+	{
+	  status++;
+	  status |= STS$M_INHIB_MSG;
+	}
+    }
+
+  if (status == 0)
+    status = SS$_NORMAL;
+
+  return status;
+}
+#endif