From 8382e87baad83d0a9c4201f2fa3851f653f3bbb5 Mon Sep 17 00:00:00 2001
From: vanfanel
Date: Fri, 24 Jul 2015 11:48:21 +0200
Subject: SDL/DISPMANX: Made minor corrections sugested by fingolfin.

---
 backends/graphics/dispmanxsdl/dispmanxsdl-graphics.cpp | 13 ++++++-------
 configure                                              |  4 ++--
 2 files changed, 8 insertions(+), 9 deletions(-)

diff --git a/backends/graphics/dispmanxsdl/dispmanxsdl-graphics.cpp b/backends/graphics/dispmanxsdl/dispmanxsdl-graphics.cpp
index e3336844ee..7760005d1f 100644
--- a/backends/graphics/dispmanxsdl/dispmanxsdl-graphics.cpp
+++ b/backends/graphics/dispmanxsdl/dispmanxsdl-graphics.cpp
@@ -175,7 +175,7 @@ void DispmanXSdlGraphicsManager::dispmanXSetup(int srcWidth, int srcHeight) {
 	vc_dispmanx_update_submit_sync(_dispvars->update);
 }
 
-void dispmanXVSyncCallback (DISPMANX_UPDATE_HANDLE_T u, void *arg) {
+void dispmanXVSyncCallback(DISPMANX_UPDATE_HANDLE_T u, void *arg) {
 	struct dispmanxPage *page = (struct dispmanxPage*)arg;
 	struct dispvarsStruct *dispvars = page->dispvars;
 
@@ -237,12 +237,10 @@ void DispmanXSdlGraphicsManager::dispmanXUpdate() {
 struct dispmanxPage *DispmanXSdlGraphicsManager::dispmanXGetFreePage(void) {
 	struct dispmanxPage *page = NULL;
 
-	while (!page)
-	{
+	while (!page) {
 		// Try to find a free page
 		for (int i = 0; i < _dispvars->numpages; ++i) {
-			if (!_dispvars->pages[i].used)
-			{
+			if (!_dispvars->pages[i].used) {
 				page = (_dispvars->pages) + i;
 				break;
 			}
@@ -328,8 +326,9 @@ bool DispmanXSdlGraphicsManager::loadGFXMode() {
 		((1 << _screenFormat.gBits()) - 1) << _screenFormat.gShift ,
 		((1 << _screenFormat.bBits()) - 1) << _screenFormat.bShift ,
 		((1 << _screenFormat.aBits()) - 1) << _screenFormat.aShift );
-		if (_screen == NULL)
-			error("allocating _screen failed");
+	if (_screen == NULL)
+		error("allocating _screen failed");
+
 	// Avoid having SDL_SRCALPHA set even if we supplied an alpha-channel in the format.
 	SDL_SetAlpha(_screen, 0, 255);
 
diff --git a/configure b/configure
index 85f59f0ccc..2631a29b62 100755
--- a/configure
+++ b/configure
@@ -2549,8 +2549,8 @@ if test -n "$_host"; then
 			_port_mk="backends/platform/dingux/dingux.mk"
 			;;
 		raspberrypi)
-			# We should have setup raspberrypi-sdl-config with modified prefix as part of 
-			# the cross-building enviroment.	
+			# For proper cross-compilation, we assume that the cross-building environment provides 
+			# an sdl-config executable with modified prefix pointing to $RPI_ROOT/usr.
 			_savegame_timestamp=no
 			_eventrec=no
 			_build_scalers=no
-- 
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