From 5554c84538ff6c565a9476d09488dfe2e1cc0a66 Mon Sep 17 00:00:00 2001
From: Jason Felds <jafelds@gmail.com>
Date: Sat, 21 May 2011 16:30:29 -0400
Subject: [PATCH] Leopard fix (hopefully).

Needs testing on other Linux OSes to see
what other changes need to take place.
---
 src/archutils/Unix/Backtrace.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/archutils/Unix/Backtrace.cpp b/src/archutils/Unix/Backtrace.cpp
index ac61d6bcf5..5e82bd4838 100644
--- a/src/archutils/Unix/Backtrace.cpp
+++ b/src/archutils/Unix/Backtrace.cpp
@@ -456,9 +456,15 @@ void InitializeBacktrace()
 
 void GetSignalBacktraceContext( BacktraceContext *ctx, const ucontext_t *uc )
 {
+#if !__DARWIN_03
+	ctx->ip = (void *) uc->uc_mcontext->__ss.__eip;
+	ctx->bp = (void *) uc->uc_mcontext->__ss.__ebp;
+	ctx->sp = (void *) uc->uc_mcontext->__ss.__esp;
+#else
 	ctx->ip = (void *) uc->uc_mcontext->ss.eip;
 	ctx->bp = (void *) uc->uc_mcontext->ss.ebp;
 	ctx->sp = (void *) uc->uc_mcontext->ss.esp;
+#endif
 }
 
 /* The following from VirtualDub: */