From 1607aa7fe5dd686ba3bfb6de4a2b602d6a458c86 Mon Sep 17 00:00:00 2001
From: Justus Winter <justus@g10code.com>
Date: Wed, 1 Jun 2016 15:33:52 +0200
Subject: python: Make Python detection more robust.

Previously, missing Python development packages made configure fail
instead of merely disabling the bindings.

* configure.ac: Check for 'PYTHON_VERSION'.
* m4/ax_python_devel.m4: Make test non-fatal.

Signed-off-by: Justus Winter <justus@g10code.com>
---
 configure.ac | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index 75595599..b84b04bc 100644
--- a/configure.ac
+++ b/configure.ac
@@ -365,6 +365,16 @@ if test "$found" = "1"; then
     else
         AM_PATH_PYTHON([3.3])
         AX_SWIG_PYTHON
+	if test -z "$PYTHON_VERSION"; then
+           if test "$explicit_languages" = "1"; then
+              AC_MSG_ERROR([[
+***
+*** Please install the python development packages.
+***]])
+	    else
+                enabled_languages=$(echo $enabled_languages | sed 's/python//')
+            fi
+	fi
     fi
 fi
 
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