From a5bb497c7113772f9bca8e68bb72afc489e2d88c Mon Sep 17 00:00:00 2001
From: kervala <kervala@localhost>
Date: Thu, 24 Feb 2011 18:42:09 +0100
Subject: [PATCH] Fixed: #1251 NeL can't find selected drivers in CMake

---
 code/nel/src/3d/driver_user.cpp | 14 ++++++++++----
 code/nel/src/3d/dru.cpp         | 15 +++++++++++++--
 code/nel/src/3d/nelu.cpp        | 21 ++++++++++++++++++---
 3 files changed, 41 insertions(+), 9 deletions(-)

diff --git a/code/nel/src/3d/driver_user.cpp b/code/nel/src/3d/driver_user.cpp
index 6d2bdcb53..5f1b48a1f 100644
--- a/code/nel/src/3d/driver_user.cpp
+++ b/code/nel/src/3d/driver_user.cpp
@@ -36,6 +36,9 @@
 #include "nel/misc/hierarchical_timer.h"
 #include "nel/misc/event_emitter.h"
 
+#ifdef HAVE_CONFIG_H
+#	include "config.h"
+#endif // HAVE_CONFIG_H
 
 using namespace NLMISC;
 
@@ -131,14 +134,17 @@ CDriverUser::CDriverUser (uint windowIcon, bool direct3d, emptyProc exitFunc)
 		CScene::registerBasics();
 	}
 
+	_Driver = NULL;
+
 	// Create/Init Driver.
-#ifdef NL_OS_WINDOWS
+#if defined(NL_OS_WINDOWS) && defined(NL_DIRECT3D_AVAILABLE)
 	if (direct3d)
 		_Driver= CDRU::createD3DDriver();
-	else
+#endif
+
+#ifdef NL_OPENGL_AVAILABLE
+	if (!_Driver)
 		_Driver= CDRU::createGlDriver();
-#else
-	_Driver= CDRU::createGlDriver();
 #endif
 
 	nlassert(_Driver);
diff --git a/code/nel/src/3d/dru.cpp b/code/nel/src/3d/dru.cpp
index 290a51124..6b8f8f6a2 100644
--- a/code/nel/src/3d/dru.cpp
+++ b/code/nel/src/3d/dru.cpp
@@ -50,9 +50,12 @@ typedef uint32 (*IDRV_VERSION_PROC)(void);
 const char *IDRV_VERSION_PROC_NAME = "NL3D_interfaceVersion";
 
 #ifdef NL_STATIC
-extern IDriver* createGlDriverInstance ();
 
-#ifdef NL_OS_WINDOWS
+#ifdef NL_OPENGL_AVAILABLE
+extern IDriver* createGlDriverInstance ();
+#endif
+
+#if defined(NL_OS_WINDOWS) && defined(NL_DIRECT3D_AVAILABLE)
 extern IDriver* createD3DDriverInstance ();
 #endif
 
@@ -63,7 +66,11 @@ IDriver		*CDRU::createGlDriver() throw (EDru)
 {
 #ifdef NL_STATIC
 
+#ifdef NL_OPENGL_AVAILABLE
 	return createGlDriverInstance ();
+#else
+	return NULL;
+#endif // NL_OPENGL_AVAILABLE
 
 #else
 
@@ -158,7 +165,11 @@ IDriver		*CDRU::createD3DDriver() throw (EDru)
 {
 #ifdef NL_STATIC
 
+#ifdef NL_DIRECT3D_AVAILABLE
 	return createD3DDriverInstance ();
+#else
+	return NULL;
+#endif // NL_DIRECT3D_AVAILABLE
 
 #else
 
diff --git a/code/nel/src/3d/nelu.cpp b/code/nel/src/3d/nelu.cpp
index 535e80b70..73ff049ed 100644
--- a/code/nel/src/3d/nelu.cpp
+++ b/code/nel/src/3d/nelu.cpp
@@ -26,6 +26,11 @@
 #include "nel/3d/init_3d.h"
 #include "nel/3d/vertex_stream_manager.h"
 #include "nel/misc/debug.h"
+
+#ifdef HAVE_CONFIG_H
+#	include "config.h"
+#endif // HAVE_CONFIG_H
+
 using namespace std;
 using namespace NLMISC;
 
@@ -54,18 +59,28 @@ bool			CNELU::initDriver (uint w, uint h, uint bpp, bool windowed, nlWindow syst
 
 	ShapeBank = new CShapeBank;
 
+	CNELU::Driver = NULL;
+
 	// Init driver.
-#ifdef NL_OS_WINDOWS
+#if defined(NL_OS_WINDOWS) && defined(NL_DIRECT3D_AVAILABLE)
 	if (direct3d)
 	{
 		CNELU::Driver= CDRU::createD3DDriver();
 	}
-	else
-#endif // NL_OS_WINDOWS
+#endif
+
+#ifdef NL_OPENGL_AVAILABLE
+	if (!CNELU::Driver)
 	{
 		CNELU::Driver= CDRU::createGlDriver();
 	}
+#endif
 
+	if (!CNELU::Driver)
+	{
+		nlwarning ("CNELU::initDriver: no driver found");
+		return false;
+	}
 	if (!CNELU::Driver->init())
 	{
 		nlwarning ("CNELU::initDriver: init() failed");