Handle broken swig version that prints version info on stderr.

--HG--
extra : convert_revision : 83021779c40972fa56893d21713c6115cd481bc4

diff --git a/SConstruct b/SConstruct
index fa2366963f227a0d310679b7d99c105c81fed472..ffcd84706f07cf44a48ad7563c3025577435dae4 100644 (file)
--- a/SConstruct
+++ b/SConstruct
@@ -259,7 +259,8 @@ if not env.has_key('SWIG'):
 # Check for appropriate SWIG version
 swig_version = os.popen('swig -version').read().split()
 # First 3 words should be "SWIG Version x.y.z"
-if swig_version[0] != 'SWIG' or swig_version[1] != 'Version':
+if len(swig_version) < 3 or \
+        swig_version[0] != 'SWIG' or swig_version[1] != 'Version':
     print 'Error determining SWIG version.'
     Exit(1)