Fix broken build on Mac

Author: dahlia

.gitmodules

@@ -1,3 +1,3 @@
 [submodule "libsass"]
-	path = libsass
-	url = https://github.com/sass/libsass.git
+path = libsass
+url = git://github.com/dahlia/libsass-python.git

README.rst

@@ -24,7 +24,7 @@ distribution/deployment.  That means you can add just ``libsass`` into
 your ``setup.py``'s ``install_requires`` list or ``requirements.txt`` file.
 Need no Ruby nor Node.js.
 
-It currently supports CPython 2.6, 2.7, 3.3, 3.4, and PyPy 1.9+!
+It currently supports CPython 2.6, 2.7, 3.3, 3.4, and PyPy 2.3+!
 
 .. _SASS: http://sass-lang.com/
 .. _Libsass: https://github.com/hcatlin/libsass

docs/index.rst

@@ -8,7 +8,7 @@ distribution/deployment.  That means you can add just ``libsass`` into
 your :file:`setup.py`'s ``install_requires`` list or :file:`requirements.txt`
 file.
 
-It currently supports CPython 2.6, 2.7, 3.3, 3.4, and PyPy 2.2!
+It currently supports CPython 2.6, 2.7, 3.3, 3.4, and PyPy 2.3!
 
 .. _SASS: http://sass-lang.com/
 .. _Libsass: https://github.com/hcatlin/libsass

libsass

@@ -3,6 +3,7 @@
 import ast
 import distutils.cmd
 import distutils.log
+import distutils.sysconfig
 import glob
 import os
 import os.path
@@ -90,9 +91,20 @@ def spawn(self, cmd):
     flags = ['-I' + os.path.abspath('win32')]
     link_flags = []
 else:
-    flags = ['-fPIC', '-std=c++11', '-Wall', '-Wno-parentheses']
+    flags = ['-fPIC', '-std=c++0x', '-Wall', '-Wno-parentheses']
     platform.mac_ver()
     if platform.system() == 'Darwin':
+        os.environ['CC'] = os.environ['CXX'] = 'c++'
+        orig_customize_compiler = distutils.sysconfig.customize_compiler
+
+        def customize_compiler(compiler):
+            orig_customize_compiler(compiler)
+            compiler.compiler[0] = 'c++'
+            compiler.compiler_so[0] = 'c++'
+            compiler.compiler_cxx[0] = 'c++'
+            compiler.linker_so[0] = 'c++'
+            return compiler
+        distutils.sysconfig.customize_compiler = customize_compiler
         flags.extend([
             '-stdlib=libc++',
             '-mmacosx-version-min=10.7',
@@ -111,7 +123,6 @@ def spawn(self, cmd):
     depends=libsass_headers,
     extra_compile_args=['-c', '-O2'] + flags,
     extra_link_args=link_flags,
-    language='c++',
 )