From fed9ee52fc551068b4b256f5e77b3bb924bbac05 Mon Sep 17 00:00:00 2001
From: Ali Saidi <saidi@eecs.umich.edu>
Date: Mon, 19 Nov 2007 18:23:43 -0500
Subject: [PATCH] Compiling: Make sure that libelf is also compiled for 64bit
 on OS X.

--HG--
extra : convert_revision : 9d4f7064e0aa4b6cc6a5bcf0f6fb5289047cd143
---
 SConstruct            | 1 +
 ext/libelf/SConscript | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/SConstruct b/SConstruct
index 38fbe8d4c..062df47d6 100644
--- a/SConstruct
+++ b/SConstruct
@@ -346,6 +346,7 @@ try:
             env.Append(CFLAGS='-arch x86_64')
             env.Append(LINKFLAGS='-arch x86_64')
             env.Append(ASFLAGS='-arch x86_64')
+            env['OSX64bit'] = True
 except:
     pass
 
diff --git a/ext/libelf/SConscript b/ext/libelf/SConscript
index 99c5a4f99..3d35b0c07 100644
--- a/ext/libelf/SConscript
+++ b/ext/libelf/SConscript
@@ -88,11 +88,16 @@ ElfFile('libelf_fsize.c')
 ElfFile('libelf_msize.c')
 
 m4env = Environment(ENV=os.environ)
+
 if env.get('CC'):
     m4env['CC'] = env['CC']
 if env.get('CXX'):
     m4env['CXX'] = env['CXX']
 
+if env.get('OSX64bit'):
+    m4env.Append(CFLAGS='-arch x86_64')
+    m4env.Append(LINKFLAGS='-arch x86_64')
+
 # If we have gm4 use it
 if m4env.Detect('gm4'):
     m4env['M4'] = 'gm4'