From 5d34d5f88e92eb49efd050369fc7bae0dd2f8bd4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ole=20Andr=C3=A9=20Vadla=20Ravn=C3=A5s?=
 <ole.andre.ravnas@tillitech.com>
Date: Sun, 5 Jan 2014 15:53:02 +0100
Subject: [PATCH] Escape python code to fix python 3.3 build issue on Mac

Turns out that len is an m4 macro.
---
 configure.ac | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/configure.ac b/configure.ac
index bb9ca60..1160a9a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -47,8 +47,7 @@ if [[ "$PYTHON_EXEC_PREFIX" != "$PYTHON_PREFIX" ]]; then
   ADD_PYTHON_LIBDIR([${PYTHON_EXEC_PREFIX}/lib/python${PYTHON_VERSION}/config/])
   ADD_PYTHON_LIBDIR([${PYTHON_EXEC_PREFIX}/lib/python${PYTHON_VERSION}/config-${PYTHON_VERSION}${PYTHON_ABIFLAGS}/])
 fi
-PYTHON_LIBS=$($PYTHON -c "import sys
-result = None
+PYTHON_LIBS=$($PYTHON -c ["result = None
 try:
   import sysconfig
   lib = sysconfig.get_config_var('PY3LIBRARY')
@@ -59,7 +58,7 @@ except:
 if result is None:
   result = '-lpython${PYTHON_VERSION}${PYTHON_ABIFLAGS}'
 print(result)
-")
+"])
 
 AC_SUBST(PYTHON_CFLAGS)
 AC_SUBST(PYTHON_LDFLAGS)