From 866d3735383a117d4b3d0f0a39213574886fb145 Mon Sep 17 00:00:00 2001
From: Gwenhael Le Moine <gwenhael.le.moine@gmail.com>
Date: Tue, 3 Oct 2023 14:06:40 +0200
Subject: [PATCH] custom type boolean => bool

---
 src/bus.h      |  30 +++++++--------
 src/cpu.h      |  12 +++---
 src/display.c  |  10 ++---
 src/display.h  |   2 +-
 src/emulator.c |  10 ++---
 src/emulator.h |   4 +-
 src/gui.h      |   2 +-
 src/keyboard.c |   6 +--
 src/keyboard.h |   2 +-
 src/main.c     |   4 +-
 src/pcalc.c    | 102 ++++++++++++++++++++++++-------------------------
 src/pcalc.h    |   2 +-
 src/pdebug.c   |  12 +++---
 src/pfiles.c   |   4 +-
 src/pfiles.h   |   2 +-
 src/pmenu.c    |  16 ++++----
 src/ports.c    |   2 +-
 src/types.h    |   1 -
 18 files changed, 111 insertions(+), 112 deletions(-)

diff --git a/src/bus.h b/src/bus.h
index 2e90b05..91cf863 100644
--- a/src/bus.h
+++ b/src/bus.h
@@ -22,21 +22,21 @@ typedef struct {
     address ce2_base;
     address nce3_size;
     address nce3_base;
-    boolean hdw_cfg : 1;
-    boolean ram_sz_cfg : 1;
-    boolean ram_cfg : 1;
-    boolean ce1_sz_cfg : 1;
-    boolean ce1_cfg : 1;
-    boolean ce2_sz_cfg : 1;
-    boolean ce2_cfg : 1;
-    boolean nce3_sz_cfg : 1;
-    boolean nce3_cfg : 1;
-    boolean ce1_r_o : 1;
-    boolean ce2_r_o : 1;
-    boolean nce3_r_o : 1;
-    boolean ce1_bs : 1;
-    boolean da19 : 1;
-    boolean ben : 1;
+    bool hdw_cfg : 1;
+    bool ram_sz_cfg : 1;
+    bool ram_cfg : 1;
+    bool ce1_sz_cfg : 1;
+    bool ce1_cfg : 1;
+    bool ce2_sz_cfg : 1;
+    bool ce2_cfg : 1;
+    bool nce3_sz_cfg : 1;
+    bool nce3_cfg : 1;
+    bool ce1_r_o : 1;
+    bool ce2_r_o : 1;
+    bool nce3_r_o : 1;
+    bool ce1_bs : 1;
+    bool da19 : 1;
+    bool ben : 1;
     byte* rom_data;
     byte* ram_data;
     byte* ce1_data;
diff --git a/src/cpu.h b/src/cpu.h
index 3dd4f62..c7fe368 100644
--- a/src/cpu.h
+++ b/src/cpu.h
@@ -15,12 +15,12 @@ typedef struct {
     address pc;
     address rstk[ 8 ];
     int rstk_ptr;
-    boolean carry : 1;
-    boolean dec : 1;
-    boolean shutdown : 1;
-    boolean inte : 1;
-    boolean keyscan : 1;
-    boolean keyintp : 1;
+    bool carry : 1;
+    bool dec : 1;
+    bool shutdown : 1;
+    bool inte : 1;
+    bool keyscan : 1;
+    bool keyintp : 1;
     dword cycles;
     dword inst_cnt;
 } Cpu;
diff --git a/src/display.c b/src/display.c
index 50bd93d..17f72c0 100644
--- a/src/display.c
+++ b/src/display.c
@@ -14,7 +14,7 @@ address display_line_offset;
 byte display_line_count;
 byte display_height;
 byte display_offset;
-boolean display_enable;
+bool display_enable;
 
 byte lcdScreen[ 131 * 64 ];
 byte prev_lcdScreen[ 131 * 64 ];
@@ -23,14 +23,14 @@ byte prev2_lcdScreen[ 131 * 64 ];
 byte lcdScreenGS[ 131 * 64 ];
 
 static address cur_adr;
-static boolean in_menu;
+static bool in_menu;
 static byte off_cur_line;
 static byte off_line;
 static int off_cnt;
-/* static boolean shouldClear = true; */
-static boolean shouldRender = false;
+/* static bool shouldClear = true; */
+static bool shouldRender = false;
 static int screen_draw_count = 0;
-static boolean drawGS = false;
+static bool drawGS = false;
 
 extern SDL_Renderer* renderer;
 extern SDL_Window* window;
diff --git a/src/display.h b/src/display.h
index ab370bb..10f26bb 100644
--- a/src/display.h
+++ b/src/display.h
@@ -11,7 +11,7 @@ extern address display_line_offset;
 extern byte display_line_count;
 extern byte display_height;
 extern byte display_offset;
-extern boolean display_enable;
+extern bool display_enable;
 
 void display_init( void );
 void display_exit( void );
diff --git a/src/emulator.c b/src/emulator.c
index 53bf34a..3e26fb4 100644
--- a/src/emulator.c
+++ b/src/emulator.c
@@ -25,7 +25,7 @@ typedef struct {
 typedef struct {
     volatile int value;
     int speed;
-    boolean running;
+    bool running;
     void ( *proc )( void );
 } TimerEvent;
 
@@ -47,7 +47,7 @@ static TimerEvent timer_events[] = {
     { 0, 0,                                     false, NULL           }
 };
 
-volatile boolean please_exit = false;
+volatile bool please_exit = false;
 dword emulator_speed = 4000000;
 static int emulator_state = EMULATOR_RUN; // EMULATOR_STOP;
 
@@ -111,7 +111,7 @@ int emulator_get_state( void ) { return emulator_state; }
 
 void emulator_init( void )
 {
-    static boolean locked = false;
+    static bool locked = false;
 
     bus_init();
     display_init();
@@ -129,13 +129,13 @@ void emulator_exit( void )
     bus_exit();
 }
 
-boolean emulator_run( void )
+bool emulator_run( void )
 {
     CycleEvent* cep;
     TimerEvent* tep;
     dword delta;
 
-    static boolean first_run = false;
+    static bool first_run = false;
     if ( first_run == false && emulator_state == EMULATOR_RUN ) {
         first_run = true;
         start_timer_proc( gui_update );
diff --git a/src/emulator.h b/src/emulator.h
index e17881e..9694718 100644
--- a/src/emulator.h
+++ b/src/emulator.h
@@ -7,12 +7,12 @@ enum EmulatorStates { EMULATOR_STOP, EMULATOR_STEP, EMULATOR_RUN };
 
 void true_speed_proc( void );
 
-extern volatile boolean please_exit;
+extern volatile bool please_exit;
 extern dword emulator_speed;
 
 void emulator_init( void );
 void emulator_exit( void );
-boolean emulator_run( void );
+bool emulator_run( void );
 
 void emulator_set_state( int state );
 int emulator_get_state( void );
diff --git a/src/gui.h b/src/gui.h
index c6f062d..9028d51 100644
--- a/src/gui.h
+++ b/src/gui.h
@@ -17,7 +17,7 @@ typedef struct {
     char* textC;
     char* textD;
     void ( *down )( void );
-    void ( *up )( boolean action );
+    void ( *up )( bool action );
 } Button;
 
 /* Button flags:
diff --git a/src/keyboard.c b/src/keyboard.c
index 0695791..7509e61 100644
--- a/src/keyboard.c
+++ b/src/keyboard.c
@@ -2,7 +2,7 @@
 #include "cpu.h"
 #include "keyboard.h"
 
-boolean kbd_on;
+bool kbd_on;
 
 static byte kbd_row[ 9 ];
 
@@ -41,7 +41,7 @@ void kbd_out_changed( void ) { update_in(); }
 
 void kbd_key_pressed( int row, int col )
 {
-    boolean no_key = !cpu.in[ 0 ] && !cpu.in[ 1 ] && !cpu.in[ 3 ];
+    bool no_key = !cpu.in[ 0 ] && !cpu.in[ 1 ] && !cpu.in[ 3 ];
     kbd_row[ row ] |= 1 << col;
     update_in();
     if ( cpu.shutdown && no_key && ( cpu.in[ 0 ] || cpu.in[ 1 ] || cpu.in[ 3 ] ) ) {
@@ -70,7 +70,7 @@ void kbd_key_released( int row, int col )
 
 void kbd_on_pressed( void )
 {
-    boolean no_key = !cpu.in[ 3 ];
+    bool no_key = !cpu.in[ 3 ];
     kbd_on = true;
     cpu.in[ 3 ] |= 8;
     if ( cpu.shutdown && no_key ) {
diff --git a/src/keyboard.h b/src/keyboard.h
index 31051c5..3138b8d 100644
--- a/src/keyboard.h
+++ b/src/keyboard.h
@@ -3,7 +3,7 @@
 
 #include "types.h"
 
-extern boolean kbd_on;
+extern bool kbd_on;
 
 void kbd_out_changed( void );
 void kbd_key_pressed( int row, int col );
diff --git a/src/main.c b/src/main.c
index 8df9478..9a224ab 100644
--- a/src/main.c
+++ b/src/main.c
@@ -34,7 +34,7 @@ SDL_TimerID my_timer2_id;
 SDL_TimerID my_timer3_id;
 SDL_TimerID my_timer4_id;
 
-boolean SDL_ready = false;
+bool SDL_ready = false;
 
 unsigned int framecount = 0;
 unsigned int emuframecount = 0;
@@ -261,7 +261,7 @@ static void program_exit( void )
     SDL_Quit();
 }
 
-boolean refreshSDL()
+bool refreshSDL()
 {
     SDL_Event event;
     // SDL_WaitEvent(&event);
diff --git a/src/pcalc.c b/src/pcalc.c
index 1e649c5..e836654 100644
--- a/src/pcalc.c
+++ b/src/pcalc.c
@@ -7,107 +7,107 @@
 #include "pfiles.h"
 
 static void dn00( void ) { kbd_key_pressed( 0, 0 ); }
-static void up00( boolean action ) { kbd_key_released( 0, 0 ); }
+static void up00( bool action ) { kbd_key_released( 0, 0 ); }
 static void dn01( void ) { kbd_key_pressed( 0, 1 ); }
-static void up01( boolean action ) { kbd_key_released( 0, 1 ); }
+static void up01( bool action ) { kbd_key_released( 0, 1 ); }
 static void dn02( void ) { kbd_key_pressed( 0, 2 ); }
-static void up02( boolean action ) { kbd_key_released( 0, 2 ); }
+static void up02( bool action ) { kbd_key_released( 0, 2 ); }
 static void dn03( void ) { kbd_key_pressed( 0, 3 ); }
-static void up03( boolean action ) { kbd_key_released( 0, 3 ); }
+static void up03( bool action ) { kbd_key_released( 0, 3 ); }
 static void dn04( void ) { kbd_key_pressed( 0, 4 ); }
-static void up04( boolean action ) { kbd_key_released( 0, 4 ); }
+static void up04( bool action ) { kbd_key_released( 0, 4 ); }
 static void dn10( void ) { kbd_key_pressed( 1, 0 ); }
-static void up10( boolean action ) { kbd_key_released( 1, 0 ); }
+static void up10( bool action ) { kbd_key_released( 1, 0 ); }
 static void dn11( void ) { kbd_key_pressed( 1, 1 ); }
-static void up11( boolean action ) { kbd_key_released( 1, 1 ); }
+static void up11( bool action ) { kbd_key_released( 1, 1 ); }
 static void dn12( void ) { kbd_key_pressed( 1, 2 ); }
-static void up12( boolean action ) { kbd_key_released( 1, 2 ); }
+static void up12( bool action ) { kbd_key_released( 1, 2 ); }
 static void dn13( void ) { kbd_key_pressed( 1, 3 ); }
-static void up13( boolean action ) { kbd_key_released( 1, 3 ); }
+static void up13( bool action ) { kbd_key_released( 1, 3 ); }
 static void dn14( void ) { kbd_key_pressed( 1, 4 ); }
-static void up14( boolean action ) { kbd_key_released( 1, 4 ); }
+static void up14( bool action ) { kbd_key_released( 1, 4 ); }
 static void dn15( void ) { kbd_key_pressed( 1, 5 ); }
-static void up15( boolean action ) { kbd_key_released( 1, 5 ); }
+static void up15( bool action ) { kbd_key_released( 1, 5 ); }
 static void dn20( void ) { kbd_key_pressed( 2, 0 ); }
-static void up20( boolean action ) { kbd_key_released( 2, 0 ); }
+static void up20( bool action ) { kbd_key_released( 2, 0 ); }
 static void dn21( void ) { kbd_key_pressed( 2, 1 ); }
-static void up21( boolean action ) { kbd_key_released( 2, 1 ); }
+static void up21( bool action ) { kbd_key_released( 2, 1 ); }
 static void dn22( void ) { kbd_key_pressed( 2, 2 ); }
-static void up22( boolean action ) { kbd_key_released( 2, 2 ); }
+static void up22( bool action ) { kbd_key_released( 2, 2 ); }
 static void dn23( void ) { kbd_key_pressed( 2, 3 ); }
-static void up23( boolean action ) { kbd_key_released( 2, 3 ); }
+static void up23( bool action ) { kbd_key_released( 2, 3 ); }
 static void dn24( void ) { kbd_key_pressed( 2, 4 ); }
-static void up24( boolean action ) { kbd_key_released( 2, 4 ); }
+static void up24( bool action ) { kbd_key_released( 2, 4 ); }
 static void dn25( void ) { kbd_key_pressed( 2, 5 ); }
-static void up25( boolean action ) { kbd_key_released( 2, 5 ); }
+static void up25( bool action ) { kbd_key_released( 2, 5 ); }
 static void dn30( void ) { kbd_key_pressed( 3, 0 ); }
-static void up30( boolean action ) { kbd_key_released( 3, 0 ); }
+static void up30( bool action ) { kbd_key_released( 3, 0 ); }
 static void dn31( void ) { kbd_key_pressed( 3, 1 ); }
-static void up31( boolean action ) { kbd_key_released( 3, 1 ); }
+static void up31( bool action ) { kbd_key_released( 3, 1 ); }
 static void dn32( void ) { kbd_key_pressed( 3, 2 ); }
-static void up32( boolean action ) { kbd_key_released( 3, 2 ); }
+static void up32( bool action ) { kbd_key_released( 3, 2 ); }
 static void dn33( void ) { kbd_key_pressed( 3, 3 ); }
-static void up33( boolean action ) { kbd_key_released( 3, 3 ); }
+static void up33( bool action ) { kbd_key_released( 3, 3 ); }
 static void dn34( void ) { kbd_key_pressed( 3, 4 ); }
-static void up34( boolean action ) { kbd_key_released( 3, 4 ); }
+static void up34( bool action ) { kbd_key_released( 3, 4 ); }
 static void dn35( void ) { kbd_key_pressed( 3, 5 ); }
-static void up35( boolean action ) { kbd_key_released( 3, 5 ); }
+static void up35( bool action ) { kbd_key_released( 3, 5 ); }
 static void dn40( void ) { kbd_key_pressed( 4, 0 ); }
-static void up40( boolean action ) { kbd_key_released( 4, 0 ); }
+static void up40( bool action ) { kbd_key_released( 4, 0 ); }
 static void dn41( void ) { kbd_key_pressed( 4, 1 ); }
-static void up41( boolean action ) { kbd_key_released( 4, 1 ); }
+static void up41( bool action ) { kbd_key_released( 4, 1 ); }
 static void dn42( void ) { kbd_key_pressed( 4, 2 ); }
-static void up42( boolean action ) { kbd_key_released( 4, 2 ); }
+static void up42( bool action ) { kbd_key_released( 4, 2 ); }
 static void dn43( void ) { kbd_key_pressed( 4, 3 ); }
-static void up43( boolean action ) { kbd_key_released( 4, 3 ); }
+static void up43( bool action ) { kbd_key_released( 4, 3 ); }
 static void dn44( void ) { kbd_key_pressed( 4, 4 ); }
-static void up44( boolean action ) { kbd_key_released( 4, 4 ); }
+static void up44( bool action ) { kbd_key_released( 4, 4 ); }
 static void dn50( void ) { kbd_key_pressed( 5, 0 ); }
-static void up50( boolean action ) { kbd_key_released( 5, 0 ); }
+static void up50( bool action ) { kbd_key_released( 5, 0 ); }
 static void dn51( void ) { kbd_key_pressed( 5, 1 ); }
-static void up51( boolean action ) { kbd_key_released( 5, 1 ); }
+static void up51( bool action ) { kbd_key_released( 5, 1 ); }
 static void dn52( void ) { kbd_key_pressed( 5, 2 ); }
-static void up52( boolean action ) { kbd_key_released( 5, 2 ); }
+static void up52( bool action ) { kbd_key_released( 5, 2 ); }
 static void dn53( void ) { kbd_key_pressed( 5, 3 ); }
-static void up53( boolean action ) { kbd_key_released( 5, 3 ); }
+static void up53( bool action ) { kbd_key_released( 5, 3 ); }
 static void dn54( void ) { kbd_key_pressed( 5, 4 ); }
-static void up54( boolean action ) { kbd_key_released( 5, 4 ); }
+static void up54( bool action ) { kbd_key_released( 5, 4 ); }
 static void dn60( void ) { kbd_key_pressed( 6, 0 ); }
-static void up60( boolean action ) { kbd_key_released( 6, 0 ); }
+static void up60( bool action ) { kbd_key_released( 6, 0 ); }
 static void dn61( void ) { kbd_key_pressed( 6, 1 ); }
-static void up61( boolean action ) { kbd_key_released( 6, 1 ); }
+static void up61( bool action ) { kbd_key_released( 6, 1 ); }
 static void dn62( void ) { kbd_key_pressed( 6, 2 ); }
-static void up62( boolean action ) { kbd_key_released( 6, 2 ); }
+static void up62( bool action ) { kbd_key_released( 6, 2 ); }
 static void dn63( void ) { kbd_key_pressed( 6, 3 ); }
-static void up63( boolean action ) { kbd_key_released( 6, 3 ); }
+static void up63( bool action ) { kbd_key_released( 6, 3 ); }
 static void dn64( void ) { kbd_key_pressed( 6, 4 ); }
-static void up64( boolean action ) { kbd_key_released( 6, 4 ); }
+static void up64( bool action ) { kbd_key_released( 6, 4 ); }
 static void dn70( void ) { kbd_key_pressed( 7, 0 ); }
-static void up70( boolean action ) { kbd_key_released( 7, 0 ); }
+static void up70( bool action ) { kbd_key_released( 7, 0 ); }
 static void dn71( void ) { kbd_key_pressed( 7, 1 ); }
-static void up71( boolean action ) { kbd_key_released( 7, 1 ); }
+static void up71( bool action ) { kbd_key_released( 7, 1 ); }
 static void dn72( void ) { kbd_key_pressed( 7, 2 ); }
-static void up72( boolean action ) { kbd_key_released( 7, 2 ); }
+static void up72( bool action ) { kbd_key_released( 7, 2 ); }
 static void dn73( void ) { kbd_key_pressed( 7, 3 ); }
-static void up73( boolean action ) { kbd_key_released( 7, 3 ); }
+static void up73( bool action ) { kbd_key_released( 7, 3 ); }
 static void dn74( void ) { kbd_key_pressed( 7, 4 ); }
-static void up74( boolean action ) { kbd_key_released( 7, 4 ); }
+static void up74( bool action ) { kbd_key_released( 7, 4 ); }
 static void dn80( void ) { kbd_key_pressed( 8, 0 ); }
-static void up80( boolean action ) { kbd_key_released( 8, 0 ); }
+static void up80( bool action ) { kbd_key_released( 8, 0 ); }
 static void dn81( void ) { kbd_key_pressed( 8, 1 ); }
-static void up81( boolean action ) { kbd_key_released( 8, 1 ); }
+static void up81( bool action ) { kbd_key_released( 8, 1 ); }
 static void dn82( void ) { kbd_key_pressed( 8, 2 ); }
-static void up82( boolean action ) { kbd_key_released( 8, 2 ); }
+static void up82( bool action ) { kbd_key_released( 8, 2 ); }
 static void dn83( void ) { kbd_key_pressed( 8, 3 ); }
-static void up83( boolean action ) { kbd_key_released( 8, 3 ); }
+static void up83( bool action ) { kbd_key_released( 8, 3 ); }
 static void dn84( void ) { kbd_key_pressed( 8, 4 ); }
-static void up84( boolean action ) { kbd_key_released( 8, 4 ); }
+static void up84( bool action ) { kbd_key_released( 8, 4 ); }
 static void dnON( void ) { kbd_on_pressed(); }
-static void upON( boolean action ) { kbd_on_released(); }
+static void upON( bool action ) { kbd_on_released(); }
 
 static void dnZelda( void ) {}
-static void upZelda( boolean action ) { load_file( "zeldahp.dir" ); }
-// static void upZelda(boolean action)	{  load_file("Arkalite.lib"); }
+static void upZelda( bool action ) { load_file( "zeldahp.dir" ); }
+// static void upZelda(bool action)	{  load_file("Arkalite.lib"); }
 
 const int pox = 2;
 const int poy = 55;
diff --git a/src/pcalc.h b/src/pcalc.h
index 643138e..4eb1c3d 100644
--- a/src/pcalc.h
+++ b/src/pcalc.h
@@ -7,7 +7,7 @@
 typedef struct {
     SDL_Keycode SDL_event_id;
     void ( *down )( void );
-    void ( *up )( boolean action );
+    void ( *up )( bool action );
 } KBMapping;
 
 void pcalc_init();
diff --git a/src/pdebug.c b/src/pdebug.c
index 4a0ed56..af8b143 100644
--- a/src/pdebug.c
+++ b/src/pdebug.c
@@ -9,9 +9,9 @@
 #include "gui.h"
 #include "pdebug.h"
 
-/* static void run_up( boolean action ); */
-/* static void break_up( boolean action ); */
-/* static void step_up( boolean action ); */
+/* static void run_up( bool action ); */
+/* static void break_up( bool action ); */
+/* static void step_up( bool action ); */
 
 /* static Button debug_buttons[] = { */
 /*     {0,  0,   0, 79, 20, BUTTON_B1RELEASE, "Break", NULL, NULL, NULL, break_up, NULL}, */
@@ -58,21 +58,21 @@ if (emulator_get_state() == EMULATOR_STOP) {
 }*/
 }
 
-/* static void run_up( boolean action ) */
+/* static void run_up( bool action ) */
 /* { */
 /*     if ( action ) { */
 /*         emulator_set_state( EMULATOR_RUN ); */
 /*     } */
 /* } */
 
-/* static void break_up( boolean action ) */
+/* static void break_up( bool action ) */
 /* { */
 /*     if ( action ) { */
 /*         emulator_set_state( EMULATOR_STOP ); */
 /*     } */
 /* } */
 
-/* static void step_up( boolean action ) */
+/* static void step_up( bool action ) */
 /* { */
 /*     if ( action ) { */
 /*         emulator_set_state( EMULATOR_STEP ); */
diff --git a/src/pfiles.c b/src/pfiles.c
index 00d6f3a..7997bb2 100644
--- a/src/pfiles.c
+++ b/src/pfiles.c
@@ -24,7 +24,7 @@
 #  include <linux/limits.h> // PATH_MAX
 #endif
 
-// static void load_up(boolean action);
+// static void load_up(bool action);
 
 /*
 static Button files_buttons[] = {
@@ -194,7 +194,7 @@ void load_file( char* name )
 // /Users/admin/Documents/GIT/jsEmu48/jsEmu48/emutest2/emutest2/arkalite
 
 // static
-void load_up( boolean action )
+void load_up( bool action )
 {
     /* static char path[ PATH_SIZE ] = ""; */
 
diff --git a/src/pfiles.h b/src/pfiles.h
index bc34949..d0957e3 100644
--- a/src/pfiles.h
+++ b/src/pfiles.h
@@ -3,7 +3,7 @@
 
 #include "types.h"
 
-void load_up( boolean action );
+void load_up( bool action );
 void load_file( char* name );
 void pfiles_hide( void );
 void pfiles_down( int mx, int my, int mb );
diff --git a/src/pmenu.c b/src/pmenu.c
index 0f33188..70a8b99 100644
--- a/src/pmenu.c
+++ b/src/pmenu.c
@@ -4,10 +4,10 @@
 #include "gui.h"
 #include "pmenu.h"
 
-/* static void exit_up( boolean action ); */
-/* static void debug_up( boolean action ); */
-/* static void files_up( boolean action ); */
-/* static void about_up( boolean action ); */
+/* static void exit_up( bool action ); */
+/* static void debug_up( bool action ); */
+/* static void files_up( bool action ); */
+/* static void about_up( bool action ); */
 
 /* static Button menu_buttons[] = { */
 /*     {0,  0,   0, 79, 20, BUTTON_B1RELEASE,                   "Exit",  NULL, exit_up }, */
@@ -21,14 +21,14 @@ enum MenuButtons { MENU_EXIT, MENU_DEBUG, MENU_FILES, MENU_ABOUT, MENU_COUNT };
 
 // static BITMAP *menu_bmp;
 
-/* static void exit_up( boolean action ) */
+/* static void exit_up( bool action ) */
 /* { */
 /*     if ( action ) { */
 /*         please_exit = true; */
 /*     } */
 /* } */
 
-/* static void debug_up( boolean action ) */
+/* static void debug_up( bool action ) */
 /* { */
 /*     //    if (action) { */
 /*     //	menu_buttons[MENU_DEBUG].flags |= BUTTON_DISABLED; */
@@ -41,7 +41,7 @@ enum MenuButtons { MENU_EXIT, MENU_DEBUG, MENU_FILES, MENU_ABOUT, MENU_COUNT };
 /*     //    } */
 /* } */
 
-/* static void files_up( boolean action ) */
+/* static void files_up( bool action ) */
 /* { */
 /*     //    if (action) { */
 /*     //	menu_buttons[MENU_DEBUG].flags &= ~BUTTON_DISABLED; */
@@ -54,7 +54,7 @@ enum MenuButtons { MENU_EXIT, MENU_DEBUG, MENU_FILES, MENU_ABOUT, MENU_COUNT };
 /*     //    } */
 /* } */
 
-/* static void about_up( boolean action ) */
+/* static void about_up( bool action ) */
 /* { */
 /*     //    if (action) { */
 /*     //	menu_buttons[MENU_DEBUG].flags &= ~BUTTON_DISABLED; */
diff --git a/src/ports.c b/src/ports.c
index 828ab7b..f0b8160 100644
--- a/src/ports.c
+++ b/src/ports.c
@@ -53,7 +53,7 @@ void ports_exit( void ) {}
 
 void ports_switch_bank( address adr )
 {
-    boolean need_remap = false;
+    bool need_remap = false;
 
     if ( current_bank != ( ( ( byte )adr >> 1 ) & 0x1F ) ) {
         current_bank = ( ( byte )adr >> 1 ) & 0x1F;
diff --git a/src/types.h b/src/types.h
index dce80b9..c6efa39 100644
--- a/src/types.h
+++ b/src/types.h
@@ -7,6 +7,5 @@ typedef unsigned char byte;
 typedef unsigned short word;
 typedef unsigned int dword;
 typedef signed int address;
-typedef char boolean;
 
 #endif