MACOSX/UPDATES: Streamline UpdateManager

Moved UpdateManager related code from backends/modular-backend.* to
common/system.*. Added switch --enable/disable-updates to be able
to disable updates support generally.

backends/modular-backend.cpp

@@ -26,7 +26,6 @@
 
 #include "backends/graphics/graphics.h"
 #include "backends/mutex/mutex.h"
-#include "common/updates.h"
 
 #include "audio/mixer.h"
 #include "graphics/pixelformat.h"
@@ -35,8 +34,7 @@ ModularBackend::ModularBackend()
 	:
 	_mutexManager(0),
 	_graphicsManager(0),
-	_mixer(0),
-	_updateManager(0) {
+	_mixer(0) {
 
 }
 
@@ -45,8 +43,6 @@ ModularBackend::~ModularBackend() {
 	_graphicsManager = 0;
 	delete _mixer;
 	_mixer = 0;
-	delete _updateManager;
-	_updateManager = 0;
 	delete _mutexManager;
 	_mutexManager = 0;
 }

backends/modular-backend.h

@@ -24,7 +24,6 @@
 #define BACKENDS_MODULAR_BACKEND_H
 
 #include "backends/base-backend.h"
-#include "common/updates.h"
 
 class GraphicsManager;
 class MutexManager;
@@ -142,10 +141,9 @@ protected:
 	/** @name Managers variables */
 	//@{
 
-	MutexManager            *_mutexManager;
-	GraphicsManager         *_graphicsManager;
-	Audio::Mixer            *_mixer;
-	Common::UpdateManager   *_updateManager;
+	MutexManager *_mutexManager;
+	GraphicsManager *_graphicsManager;
+	Audio::Mixer *_mixer;
 
 	//@}
 };

common/system.cpp

@@ -28,6 +28,7 @@
 #include "common/savefile.h"
 #include "common/str.h"
 #include "common/taskbar.h"
+#include "common/updates.h"
 #include "common/textconsole.h"
 
 #include "backends/audiocd/default/default-audiocd.h"
@@ -43,6 +44,9 @@ OSystem::OSystem() {
 	_savefileManager = 0;
 #if defined(USE_TASKBAR)
 	_taskbarManager = 0;
+#endif
+#if defined(USE_UPDATES)
+	_updateManager = 0;
 #endif
 	_fsFactory = 0;
 }
@@ -62,6 +66,11 @@ OSystem::~OSystem() {
 	_taskbarManager = 0;
 #endif
 
+#if defined(USE_UPDATES)
+	delete _updateManager;
+	_updateManager = 0;
+#endif
+
 	delete _savefileManager;
 	_savefileManager = 0;
 

common/system.h

@@ -45,6 +45,9 @@ class String;
 #if defined(USE_TASKBAR)
 class TaskbarManager;
 #endif
+#if defined(USE_UPDATES)
+class UpdateManager;
+#endif
 class TimerManager;
 class SeekableReadStream;
 class WriteStream;
@@ -161,6 +164,15 @@ protected:
 	Common::TaskbarManager *_taskbarManager;
 #endif
 
+#if defined(USE_UPDATES)
+	/**
+	 * No default value is provided for _updateManager by OSystem.
+	 *
+	 * @note _updateManager is deleted by the OSystem destructor.
+	 */
+	Common::UpdateManager *_updateManager;
+#endif
+
 	/**
 	 * No default value is provided for _fsFactory by OSystem.
 	 *
@@ -1071,6 +1083,18 @@ public:
 	}
 #endif
 
+#if defined(USE_UPDATES)
+	/**
+	 * Returns the UpdateManager, used to handle auto-updating,
+	 * and updating of ScummVM in general.
+	 *
+	 * @return the UpdateManager for the current architecture
+	 */
+	virtual Common::UpdateManager *getUpdateManager() {
+		return _updateManager;
+	}
+#endif
+
 	/**
 	 * Returns the FilesystemFactory object, depending on the current architecture.
 	 *

common/updates.h

@@ -23,6 +23,8 @@
 #ifndef BACKENDS_UPDATES_ABSTRACT_H
 #define BACKENDS_UPDATES_ABSTRACT_H
 
+#if defined(USE_UPDATES)
+
 namespace Common {
 
 /**
@@ -95,4 +97,6 @@ public:
 
 }	// End of namespace Common
 
+#endif
+
 #endif // BACKENDS_UPDATES_ABSTRACT_H

configure

@@ -143,6 +143,7 @@ _opengl=auto
 _opengles=auto
 _readline=auto
 _taskbar=yes
+_updates=yes
 _libunity=auto
 # Default option behaviour yes/no
 _debug_build=auto
@@ -773,6 +774,7 @@ Optional Features:
   --disable-hq-scalers     exclude HQ2x and HQ3x scalers
   --disable-translation    don't build support for translated messages
   --disable-taskbar        don't build support for taskbar and launcher integration
+  --disable-updates        don't build support for updates
   --enable-text-console    use text console instead of graphical console
   --enable-verbose-build   enable regular echoing of commands during build
                            process
@@ -880,6 +882,8 @@ for ac_option in $@; do
 	--disable-readline)       _readline=no    ;;
 	--enable-taskbar)         _taskbar=yes    ;;
 	--disable-taskbar)        _taskbar=no     ;;
+	--enable-updates)         _updates=yes    ;;
+	--disable-updates)        _updates=no     ;;
 	--enable-libunity)        _libunity=yes   ;;
 	--disable-libunity)       _libunity=no    ;;
 	--enable-opengl)          _opengl=yes     ;;
@@ -2982,9 +2986,12 @@ if test `get_engine_build sword25` = yes && test ! "$_zlib" = yes ; then
 fi
 
 #
-# Check for Sparkle
+# Check for Sparkle if updates support is enabled
 #
 echocheck "Sparkle"
+if test "$_updates" = no; then
+	_sparkle=no
+else
 if test "$_sparkle" = auto ; then
 	_sparkle=no
 	cat > $TMPC << EOF
@@ -2999,6 +3006,7 @@ if test "$_sparkle" = yes ; then
 	INCLUDES="$INCLUDES $SPARKLE_CFLAGS"
 fi
 define_in_config_if_yes "$_sparkle" 'USE_SPARKLE'
+fi
 echo "$_sparkle"
 
 #
@@ -3307,6 +3315,21 @@ echo_n "Building Bink video support... "
 define_in_config_if_yes $_bink 'USE_BINK'
 echo "$_bink"
 
+#
+# Check whether to build updates support
+#
+echo_n "Building updates support... "
+define_in_config_if_yes $_updates 'USE_UPDATES'
+if test "$_updates" = yes; then
+	if test "$_sparkle" = yes; then
+		echo "Sparkle"
+	else
+		echo "$_updates"
+	fi
+else
+	echo "$_updates"
+fi
+
 #
 # Figure out installation directories
 #