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Re: [PATCH] Next attempt on the gcc3 vs glibc2.2.4 patch


On Mon, Aug 06, 2001 at 01:54:52PM -0400, Ben Collins wrote:
> > Here is an updated version of the GCC 3.0 vs. GLIBC 2.2.4 patch.
> > Unlike the previous one, it does not care which gcc was used to build GLIBC
> 
> Tried the patch. There's no rule to build framestate.os, I assume it
> there is a missing file, or I am doing something wrong. How's my luck
> running today? :)

Oopsie, forgot to include one file in the patch
(not resending the whole patch 'cause it is huge):

2001-08-06  Jakub Jelinek  <jakub@redhat.com>

	* sysdeps/generic/framestate.c: New.

--- libc/sysdeps/generic/framestate.c.jj	Mon Aug  6 15:23:35 2001
+++ libc/sysdeps/generic/framestate.c	Mon Aug  6 08:02:43 2001
@@ -0,0 +1,47 @@
+/* __frame_state_for unwinder helper function wrapper
+   Copyright (C) 2001 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Jakub Jelinek <jakub@redhat.com>, 2001.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <dlfcn.h>
+#include <stdlib.h>
+#define __frame_state_for fallback_frame_state_for
+#include <unwind-dw2.c>
+#undef __frame_state_for
+
+typedef struct frame_state * (*framesf)(void *pc, struct frame_state *);
+struct frame_state *__frame_state_for (void *pc,
+				       struct frame_state *frame_state);
+
+struct frame_state *
+__frame_state_for (void *pc, struct frame_state *frame_state)
+{
+  static framesf frame_state_for;
+
+  if (frame_state_for == NULL)
+    {
+      void *handle = __libc_dlopen ("libgcc_s.so.1");
+
+      if (handle == NULL
+	  || (frame_state_for
+	      = (framesf) __libc_dlsym (handle, "__frame_state_for")) == NULL)
+	frame_state_for = fallback_frame_state_for;
+    }
+
+  return frame_state_for (pc, frame_state);
+}


	Jakub


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