Add update functionality for trinity-engine

Author: ernie

Makefile

@@ -313,7 +313,14 @@ endif
 
 TRINITY_ENGINE_VERSION ?= $(shell git describe --tags --always --dirty 2>/dev/null || echo "unknown")
 
+UPDATE_GITHUB_OWNER ?= ernie
+UPDATE_GITHUB_REPO ?= trinity-engine
+UPDATE_ASSET_PREFIX ?= trinity
+
 BASE_CFLAGS = -DTRINITY_ENGINE_VERSION=\\\"$(TRINITY_ENGINE_VERSION)\\\"
+BASE_CFLAGS += -DUPDATE_GITHUB_OWNER=\\\"$(UPDATE_GITHUB_OWNER)\\\"
+BASE_CFLAGS += -DUPDATE_GITHUB_REPO=\\\"$(UPDATE_GITHUB_REPO)\\\"
+BASE_CFLAGS += -DUPDATE_ASSET_PREFIX=\\\"$(UPDATE_ASSET_PREFIX)\\\"
 
 ifeq ($(USE_SYSTEM_JPEG),1)
   BASE_CFLAGS += -DUSE_SYSTEM_JPEG
@@ -1214,6 +1221,7 @@ endif
 
 ifeq ($(USE_CURL),1)
   Q3OBJ += $(B)/client/cl_curl.o
+  Q3OBJ += $(B)/client/autoupdate.o
 endif
 
 ifdef MINGW

code/client/cl_main.c

@@ -23,6 +23,7 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 
 #include "client.h"
 #include "cl_trinity.h"
+#include "../qcommon/autoupdate.h"
 #include <limits.h>
 
 cvar_t	*cl_noprint;
@@ -3121,6 +3122,7 @@ void CL_Frame( int msec, int realMsec ) {
 	if ( tvDownload.cURL ) {
 		CL_TV_PerformDownload();
 	}
+	Update_Frame();
 	// initiate TV demo download once the client has entered the game
 	if ( cls.state == CA_ACTIVE && clc.tvDemoFile[0]
 		&& !Com_DL_InProgress( &tvDownload ) && cl_tvDownload->integer ) {
@@ -4230,6 +4232,7 @@ void CL_Init( void ) {
 	Cmd_AddCommand( "dlmap", CL_Download_f );
 	Cmd_AddCommand( "tvdyes", CL_TVDYes_f );
 	Cmd_AddCommand( "tvdno", CL_TVDNo_f );
+	Update_Init();
 #endif
 	Cmd_AddCommand( "modelist", CL_ModeList_f );
 
@@ -4310,6 +4313,7 @@ void CL_Shutdown( const char *finalmsg, qboolean quit ) {
 
 #ifdef USE_CURL
 	Com_DL_Cleanup( &download );
+	Update_Shutdown();
 
 	Cmd_RemoveCommand( "download" );
 	Cmd_RemoveCommand( "dlmap" );

code/client/client.h

@@ -435,6 +435,8 @@ extern	qboolean	cl_oldGameSet;
 
 extern		download_t	download;
 extern		download_t	tvDownload;
+qboolean	Com_DL_Init( download_t *dl );
+void		Com_DL_Done( download_t *dl );
 qboolean	Com_DL_Perform( download_t *dl );
 void		Com_DL_Cleanup( download_t *dl );
 qboolean	Com_DL_Begin( download_t *dl, const char *localName, const char *remoteURL, qboolean autoDownload );