Get clipboard data from SDL

This makes pasting in client console and UI edit fields work on X11 and OS X.

Sys_GetClipboardData is only used by client, so returning NULL in dedicated is fine.

code/sys/sys_main.c

@@ -127,6 +127,35 @@ char *Sys_ConsoleInput(void)
 	return CON_Input( );
 }
 
+/*
+==================
+Sys_GetClipboardData
+==================
+*/
+char *Sys_GetClipboardData(void)
+{
+#ifdef DEDICATED
+	return NULL;
+#else
+	char *data = NULL;
+	char *cliptext;
+
+	if ( ( cliptext = SDL_GetClipboardText() ) != NULL ) {
+		if ( cliptext[0] != '\0' ) {
+			size_t bufsize = strlen( cliptext ) + 1;
+
+			data = Z_Malloc( bufsize );
+			Q_strncpyz( data, cliptext, bufsize );
+
+			// find first listed char and set to '\0'
+			strtok( data, "\n\r\b" );
+		}
+		SDL_free( cliptext );
+	}
+	return data;
+#endif
+}
+
 #ifdef DEDICATED
 #	define PID_FILENAME PRODUCT_NAME "_server.pid"
 #else

code/sys/sys_unix.c

@@ -148,16 +148,6 @@ char *Sys_GetCurrentUser( void )
 	return p->pw_name;
 }
 
-/*
-==================
-Sys_GetClipboardData
-==================
-*/
-char *Sys_GetClipboardData(void)
-{
-	return NULL;
-}
-
 #define MEM_THRESHOLD 96*1024*1024
 
 /*

code/sys/sys_win32.c

@@ -190,33 +190,6 @@ char *Sys_GetCurrentUser( void )
 	return s_userName;
 }
 
-/*
-================
-Sys_GetClipboardData
-================
-*/
-char *Sys_GetClipboardData( void )
-{
-	char *data = NULL;
-	char *cliptext;
-
-	if ( OpenClipboard( NULL ) != 0 ) {
-		HANDLE hClipboardData;
-
-		if ( ( hClipboardData = GetClipboardData( CF_TEXT ) ) != 0 ) {
-			if ( ( cliptext = GlobalLock( hClipboardData ) ) != 0 ) {
-				data = Z_Malloc( GlobalSize( hClipboardData ) + 1 );
-				Q_strncpyz( data, cliptext, GlobalSize( hClipboardData ) );
-				GlobalUnlock( hClipboardData );
-				
-				strtok( data, "\n\r\b" );
-			}
-		}
-		CloseClipboard();
-	}
-	return data;
-}
-
 #define MEM_THRESHOLD 96*1024*1024
 
 /*