From 98d6ed87421cd8a8a43b061a6ba634b8cbbec086 Mon Sep 17 00:00:00 2001
From: Jakob Bornecrantz <jakob@vmware.com>
Date: Thu, 4 Nov 2010 20:47:13 +0000
Subject: [PATCH] scons: Check for pkg-config before trying to use it

Silences warning about missing packages
---
 scons/gallium.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/scons/gallium.py b/scons/gallium.py
index 7374cf58d3b..36f1831af89 100644
--- a/scons/gallium.py
+++ b/scons/gallium.py
@@ -114,6 +114,9 @@ def pkg_config_modules(env, name, modules):
     if not env.Detect('pkg-config'):
         return
 
+    if subprocess.call(["pkg-config", "--exists", ' '.join(modules)]) != 0:
+        return
+
     # Put -I and -L flags directly into the environment, as these don't affect
     # the compilation of targets that do not use them
     try:
-- 
2.30.2