Search for mods in steam path as well as home and base paths.

code/qcommon/files.c

@@ -2502,16 +2502,21 @@ int	FS_GetModList( char *listbuf, int bufsize ) {
 	int dummy;
 	char **pFiles0 = NULL;
 	char **pFiles1 = NULL;
+	char **pFiles2 = NULL;
+	char **pFiles3 = NULL;
 	qboolean bDrop = qfalse;
 
 	*listbuf = 0;
 	nMods = nTotal = 0;
 
 	pFiles0 = Sys_ListFiles( fs_homepath->string, NULL, NULL, &dummy, qtrue );
 	pFiles1 = Sys_ListFiles( fs_basepath->string, NULL, NULL, &dummy, qtrue );
+	pFiles2 = Sys_ListFiles( fs_steampath->string, NULL, NULL, &dummy, qtrue );
 	// we searched for mods in the three paths
 	// it is likely that we have duplicate names now, which we will cleanup below
-	pFiles = Sys_ConcatenateFileLists( pFiles0, pFiles1 );
+	pFiles3 = Sys_ConcatenateFileLists( pFiles0, pFiles1 );
+	pFiles = Sys_ConcatenateFileLists( pFiles2, pFiles3 );
+
 	nPotential = Sys_CountFileList(pFiles);
 
 	for ( i = 0 ; i < nPotential ; i++ ) {
@@ -2553,6 +2558,15 @@ int	FS_GetModList( char *listbuf, int bufsize ) {
 				Sys_FreeFileList( pPaks );
 			}
 
+			/* try on steam path */
+			if ( nPaks <= 0 )
+			{
+				path = FS_BuildOSPath( fs_steampath->string, name, "" );
+				nPaks = 0;
+				pPaks = Sys_ListFiles( path, ".pk3", NULL, &nPaks, qfalse );
+				Sys_FreeFileList( pPaks );
+			}
+
 			if (nPaks > 0) {
 				nLen = strlen(name) + 1;
 				// nLen is the length of the mod path
@@ -3320,6 +3334,9 @@ static void FS_Startup( const char *gameName )
 
 	// check for additional base game so mods can be based upon other mods
 	if ( fs_basegame->string[0] && Q_stricmp( fs_basegame->string, gameName ) ) {
+		if (fs_steampath->string[0]) {
+			FS_AddGameDirectory(fs_steampath->string, fs_basegame->string);
+		}
 		if (fs_basepath->string[0]) {
 			FS_AddGameDirectory(fs_basepath->string, fs_basegame->string);
 		}
@@ -3330,6 +3347,9 @@ static void FS_Startup( const char *gameName )
 
 	// check for additional game folder for mods
 	if ( fs_gamedirvar->string[0] && Q_stricmp( fs_gamedirvar->string, gameName ) ) {
+		if (fs_steampath->string[0]) {
+			FS_AddGameDirectory(fs_steampath->string, fs_gamedirvar->string);
+		}
 		if (fs_basepath->string[0]) {
 			FS_AddGameDirectory(fs_basepath->string, fs_gamedirvar->string);
 		}