From ac47b1520ce9d60622f28c0be6c22aa1ae1bb15e Mon Sep 17 00:00:00 2001
From: Joerg Bornemann <joerg.bornemann@theqtcompany.com>
Date: Wed, 6 Jan 2016 14:35:18 +0100
Subject: Check for python executable.

When building QtQml without having python in PATH the build system will
generate an empty RegExpJitTables.h. The linking will then fail because
of unresolved external symbols.

Task-number: QTBUG-47193
Change-Id: I39abf44bf30abfb4a3209713a1fb07faff7ead63
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@theqtcompany.com>
---
 qtdeclarative.pro | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'qtdeclarative.pro')

diff --git a/qtdeclarative.pro b/qtdeclarative.pro
index 9ecfad6f75..0e746c3c65 100644
--- a/qtdeclarative.pro
+++ b/qtdeclarative.pro
@@ -1,3 +1,10 @@
 CONFIG += tests_need_tools examples_need_tools
 load(qt_parts)
 
+!python_available {
+    py_out = $$system('python -c "print(1)"')
+    !equals(py_out, 1): error("Building QtQml requires Python version 2.")
+    tmp = python_available
+    CONFIG += $$tmp
+    cache(CONFIG, add, tmp)
+}
-- 
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