changed translator stacks to use QStack class

the resize and size functions were used to simulate the push(void) and
  null_pop(void) functions of the Stack class
removed stack.h (all stacks now use Qt class), also removed test_stack2

CMakeLists.txt

@@ -43,6 +43,7 @@
 #  2012-10-25	added configuration of new memtest script on non-Windows builds
 #  2012-10-26	added changed for Qt libraries
 #  2012-10-28	removed list.h (Qt lists used) and test_stack program
+#  2012-10-29	removed stack.h (Qt stacks used) and test_stack2 program
 
 cmake_minimum_required(VERSION 2.8)
 
@@ -147,7 +148,6 @@ add_custom_command(OUTPUT test_names.h
 # list the include files
 set(ibcp_HDRS
 	ibcp.h
-	stack.h
 	string.h
 )
 
@@ -179,7 +179,7 @@ endif (GCC_VERSION VERSION_GREATER 4.4)
 
 # add "make tests" target for making test programs
 add_custom_target(tests
-	DEPENDS test_nums test_string test_cons test_stack2
+	DEPENDS test_nums test_string test_cons
 )
 
 # test program executables for tests target (not built by default)
@@ -194,7 +194,3 @@ add_executable(test_string EXCLUDE_FROM_ALL
 add_executable(test_cons EXCLUDE_FROM_ALL
 	test/test_cons.cpp
 )
-add_executable(test_stack2 EXCLUDE_FROM_ALL
-	stack.h
-	test/test_stack2.cpp
-)

ibcp.h

@@ -300,17 +300,18 @@
 //	2012-10-28	removed token lists and new/delete overload functions
 //	2012-10-28	removed Error Template (no longer needed)
 //				changed Table class (constructor and new initialize() function)
+//	2012-10-29	converted translator stacks from Stack class to QStack
 
 #ifndef IBCP_H
 #define IBCP_H
 
 #include <QList>
 #include <QLinkedList>
+#include <QStack>
 #include <QString>
 #include <QStringList>
 
 #include "string.h"
-#include "stack.h"  // 2010-04-02: added for Stack
 
 // 2011-02-26: replaced code enumeration with include
 // 2011-03-26: changed from codes.h, now includes all automatic enumerations
@@ -969,14 +970,14 @@ class Translator {
 		Token *token;				// token pointer on hold stack
 		Token *first;				// operator token's first operand pointer
 	};
-	Stack<HoldStackItem> hold_stack;// operator/function holding stack
+	QStack<HoldStackItem> hold_stack;  // operator/function holding stack
 	// 2011-01-15: changed done stack to include first and last token pointers
 	struct DoneStackItem {
 		RpnItem *rpnItem;			// pointer to RPN item
 		Token *first;				// operator token's first operand pointer
 		Token *last;				// operator token's last operand pointer
 	};
-	Stack<DoneStackItem> done_stack;// items processed stack
+	QStack<DoneStackItem> done_stack;  // items processed stack
 	enum State {
 		Initial_State,				// initial state
 		BinOp_State,				// expecting binary operator
@@ -997,12 +998,12 @@ class Translator {
 		char nexpected;				// number of arguments expected
 		Code code;					// table index of internal function
 	};
-	Stack<CountItem> count_stack;	// number of operands counter stack
+	QStack<CountItem> count_stack;	// number of operands counter stack
 	// 2010-04-11: added mode for handling assignment statements
 	// 2010-05-29: moved enum definition outside Translator and renamed it
 	TokenMode mode;					// current assignment mode
 	// 2010-06-05: moved CmdItem outside Translator for TableEntry
-	Stack<CmdItem> cmd_stack;		// stack of commands waiting processing
+	QStack<CmdItem> cmd_stack;		// stack of commands waiting processing
 	// 2010-06-06: variable to save expression only mode in
 	bool exprmode;					// expression only mode active flag