From 922a30ee47edbd6255cd6cbea0f89f21c607094c Mon Sep 17 00:00:00 2001
From: Kahrl <kahrl@gmx.net>
Date: Fri, 5 Jul 2013 04:24:05 +0200
Subject: [PATCH] Don't rebuild the dummy shader (less SourceShaderCache
 warning spam)

Also write something about rebuilding shaders to infostream in
Client::afterContentReceived()
---
 src/client.cpp | 1 +
 src/shader.cpp | 6 ++++--
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/client.cpp b/src/client.cpp
index 5e682aaa3..ccd2034fc 100644
--- a/src/client.cpp
+++ b/src/client.cpp
@@ -2850,6 +2850,7 @@ void Client::afterContentReceived(IrrlichtDevice *device, gui::IGUIFont* font)
 	m_tsrc->rebuildImagesAndTextures();
 
 	// Rebuild shaders
+	infostream<<"- Rebuilding shaders"<<std::endl;
 	m_shsrc->rebuildShaders();
 
 	// Update node aliases
diff --git a/src/shader.cpp b/src/shader.cpp
index 9cef7f353..58042e651 100644
--- a/src/shader.cpp
+++ b/src/shader.cpp
@@ -585,8 +585,10 @@ void ShaderSource::rebuildShaders()
 	// Recreate shaders
 	for(u32 i=0; i<m_shaderinfo_cache.size(); i++){
 		ShaderInfo *info = &m_shaderinfo_cache[i];
-		*info = generate_shader(info->name, m_device,
-				m_shader_callback, &m_sourcecache);
+		if(info->name != ""){
+			*info = generate_shader(info->name, m_device,
+					m_shader_callback, &m_sourcecache);
+		}
 	}
 }