From ff387010b3501a31a920506c27eeb15c1b8f4d92 Mon Sep 17 00:00:00 2001
From: Yamashita Yuu <yamashita@geishatokyo.com>
Date: Wed, 12 Jun 2013 20:43:19 +0900
Subject: [PATCH] use environment variable "${CPP}" if defined

---
 plugins/python-build/bin/python-build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/plugins/python-build/bin/python-build b/plugins/python-build/bin/python-build
index 9afe911c..27449be9 100755
--- a/plugins/python-build/bin/python-build
+++ b/plugins/python-build/bin/python-build
@@ -724,7 +724,7 @@ has_broken_mac_readline() {
   local conftest="$BUILD_PATH/has_broken_mac_readline.h"
   if [ "$(uname -s)" = "Darwin" ]; then
     echo "#include <readline/rlconf.h>" > "$conftest"
-    cpp $CFLAGS $CPPFLAGS $LDFLAGS "$conftest" 1>/dev/null 2>&1 || retval=0
+    "${CPP:-cpp}" $CFLAGS $CPPFLAGS $LDFLAGS "$conftest" 1>/dev/null 2>&1 || retval=0
     rm -f "$conftest"
   fi
   return "$retval"