5 files changed, 26 insertions, 25 deletions
diff --git a/engines/glk/advsys/advsys.cpp b/engines/glk/advsys/advsys.cpp
index fe02e25181..0c63ff8dfb 100644
--- a/engines/glk/advsys/advsys.cpp
+++ b/engines/glk/advsys/advsys.cpp
@@ -26,10 +26,6 @@
 namespace Glk {
 namespace AdvSys {
 
-void execute(int offset) {
-	// TODO: Stub
-}
-
 bool getInput() {
 	// TODO: Stub
 	return false;
@@ -75,8 +71,7 @@ void AdvSys::runGame() {
 
 bool AdvSys::initialize() {
 	// Create a Glk window for the game
-	_window = glk_window_open(0, 0, 0, wintype_TextBuffer, 1);
-	if (!_window)
+	if (!GlkInterface::initialize())
 		return false;
 
 	// Load the game's header
@@ -89,10 +84,6 @@ bool AdvSys::initialize() {
 void AdvSys::deinitialize() {
 }
 
-void AdvSys::print(const char *msg) {
-	glk_put_string_stream(glk_window_get_stream(_window), msg);
-}
-
 Common::Error AdvSys::loadGameData(strid_t save) {
 	return Common::kNoError;
 }
diff --git a/engines/glk/advsys/advsys.h b/engines/glk/advsys/advsys.h
index a6e9a5b075..50977a6a3a 100644
--- a/engines/glk/advsys/advsys.h
+++ b/engines/glk/advsys/advsys.h
@@ -34,8 +34,6 @@ namespace AdvSys {
  */
 class AdvSys : public VM {
 private:
-	winid_t _window;
-private:
 	/**
 	 * Engine initialization
 	 */
@@ -45,11 +43,6 @@ private:
 	 * Engine cleanup
 	 */
 	void deinitialize();
-
-	/**
-	 * Print a string to the window
-	 */
-	void print(const char *msg);
 public:
 	/**
 	 * Constructor
diff --git a/engines/glk/advsys/glk_interface.cpp b/engines/glk/advsys/glk_interface.cpp
index fff6bd12ed..c83f0c137c 100644
--- a/engines/glk/advsys/glk_interface.cpp
+++ b/engines/glk/advsys/glk_interface.cpp
@@ -25,12 +25,18 @@
 namespace Glk {
 namespace AdvSys {
 
-void GlkInterface::printString(int offset) {
-	// TODO
+bool GlkInterface::initialize() {
+	_window = glk_window_open(0, 0, 0, wintype_TextBuffer, 1);
+	return !_window;
 }
 
-void GlkInterface::printNumber(int number) {
-	// TODO
+void GlkInterface::print(const Common::String &msg) {
+	glk_put_string_stream(glk_window_get_stream(_window), msg.c_str());
+}
+
+void GlkInterface::print(int number) {
+	Common::String s = Common::String::format("%d", number);
+	print(s);
 }
 
 } // End of namespace AdvSys
diff --git a/engines/glk/advsys/glk_interface.h b/engines/glk/advsys/glk_interface.h
index b54a35b250..b316f1f84f 100644
--- a/engines/glk/advsys/glk_interface.h
+++ b/engines/glk/advsys/glk_interface.h
@@ -33,18 +33,25 @@ namespace AdvSys {
  * input and output
  */
 class GlkInterface : public GlkAPI {
+private:
+	winid_t _window;
 protected:
 	/**
+	 * GLK initialization
+	 */
+	bool initialize();
+
+	/**
 	 * Print a string
-	 * @param offset		String offset
+	 * @param msg		String
 	 */
-	void printString(int offset);
+	void print(const Common::String &msg);
 
 	/**
 	 * Print a number
-	 * @param number		Number to print
+	 * @param number	Number to print
 	 */
-	void printNumber(int number);
+	void print(int number);
 public:
 	/**
 	 * Constructor
diff --git a/engines/glk/advsys/vm.cpp b/engines/glk/advsys/vm.cpp
index be2fed9ee7..0e59fe34e0 100644
--- a/engines/glk/advsys/vm.cpp
+++ b/engines/glk/advsys/vm.cpp
@@ -225,12 +225,16 @@ void VM::opSET() {
 }
 
 void VM::opPRINT() {
+	Common::String msg = readString(_stack.top());
+	print(msg);
 }
 
 void VM::opTERPRI() {
+	print("\n");
 }
 
 void VM::opPNUMBER() {
+	print(_stack.top());
 }
 
 void VM::opFINISH() {