Add header guard to all header files

src/args.h

@@ -1,3 +1,6 @@
+#ifndef _ARGS_H
+#define _ARGS_H 1
+
 /* -------------------------------------------------------------------------
    saturn - A poor-man's emulator of some HP calculators
    Copyright (C) 1998-2000 Ivan Cibrario Bertolotti
@@ -96,3 +99,5 @@ struct Args {
   ---------------------------------------------------------------------------*/
 
 extern struct Args args;
+
+#endif /*!_ARGS_H*/

src/config.h

@@ -1,3 +1,6 @@
+#ifndef _CONFIG_H
+#define _CONFIG_H 1
+
 /* -------------------------------------------------------------------------
    saturn - A poor-man's emulator of some HP calculators
    Copyright (C) 1998-2000 Ivan Cibrario Bertolotti
@@ -248,3 +251,5 @@
 #define UTIL_CHF_MODULE_ID 17   /* 3.6 */
 #define X_FUNC_CHF_MODULE_ID 18 /* 3.13 */
 #define DEBUG_CHF_MODULE_ID 30
+
+#endif /*!_CONFIG_H*/

src/cpu.h

@@ -1,3 +1,6 @@
+#ifndef _CPU_H
+#define _CPU_H 1
+
 /* -------------------------------------------------------------------------
    saturn - A poor-man's emulator of some HP calculators
    Copyright (C) 1998-2000 Ivan Cibrario Bertolotti
@@ -336,3 +339,5 @@ int CpuHaltAllowed( void );               /* 3.13 */
 
 Address Disassemble( Address pc, char ob[ DISASSEMBLE_OB_SIZE ] );
 void DumpCpuStatus( char ob[ DUMP_CPU_STATUS_OB_SIZE ] );
+
+#endif /*!_CPU_H*/

src/debug.h

@@ -1,3 +1,6 @@
+#ifndef _DEBUG_H
+#define _DEBUG_H 1
+
 /* -------------------------------------------------------------------------
    saturn - A poor-man's emulator of some HP calculators
    Copyright (C) 1998-2000 Ivan Cibrario Bertolotti
@@ -160,3 +163,5 @@
   ---------------------------------------------------------------------------*/
 
 void SetDebugLevel( int new_level );
+
+#endif /*!_DEBUG_H*/

src/disk_io.h

@@ -1,3 +1,6 @@
+#ifndef _DISK_IO_H
+#define _DISK_IO_H 1
+
 /* -------------------------------------------------------------------------
    saturn - A poor-man's emulator of some HP calculators
    Copyright (C) 1998-2000 Ivan Cibrario Bertolotti
@@ -94,3 +97,5 @@ int WriteStructToFile( const void* s, size_t s_size, const char* name );
 
 int ReadObjectFromFile( const char* name, const char* hdr, Address start, Address end );
 int WriteObjectToFile( Address start, Address end, const char* hdr, const char* name );
+
+#endif /*!_DISK_IO_H*/

src/display.h

@@ -1,3 +1,6 @@
+#ifndef _DISPLAY_H
+#define _DISPLAY_H 1
+
 /* -------------------------------------------------------------------------
    saturn - A poor-man's emulator of some HP calculators
    Copyright (C) 1998-2000 Ivan Cibrario Bertolotti
@@ -86,3 +89,5 @@ void InitLcd( Display* lcd_display, Window lcd_window, unsigned long lcd_fg_pixe
 
 void DrawLcd( void );
 void RefreshLcd( void );
+
+#endif /*!_DISPLAY_H*/

src/flash49.h

@@ -1,3 +1,6 @@
+#ifndef _FLASH49_H
+#define _FLASH49_H 1
+
 /* -------------------------------------------------------------------------
    saturn - A poor-man's emulator of some HP calculators
    Copyright (C) 1998-2000 Ivan Cibrario Bertolotti
@@ -153,3 +156,5 @@ enum FlashState {
 /* Read/Write operations, nibble-by-nibble */
 Nibble FlashRead49( XAddress address );
 void FlashWrite49( XAddress address, Nibble datum );
+
+#endif /*!_FLASH49_H*/

src/hw_config.c

@@ -166,11 +166,11 @@ table[] =
         {"hp48",
 
          { /* name,				id,		access_prio,
-                    init,				save,
+                     init,				save,
-                    read,				write,
+                     read,				write,
-                    r_config,			r_abs_base_addr, 	r_size,
+                     r_config,			r_abs_base_addr, 	r_size,
-                    map_flags
+                     map_flags
-                 */
+                  */
 
             {
                 "ROM              (ROM)",
@@ -257,11 +257,11 @@ table[] =
         {"hp49",
 
          { /* name,				id,		access_prio,
-                    init,				save,
+                     init,				save,
-                    read,				write,
+                     read,				write,
-                    r_config,			r_abs_base_addr,	r_size,
+                     r_config,			r_abs_base_addr,	r_size,
-                    map_flags
+                     map_flags
-                 */
+                  */
 
             {
                 "ROM              (ROM)",

src/keyb.h

@@ -1,3 +1,6 @@
+#ifndef _KEYB_H
+#define _KEYB_H 1
+
 /* -------------------------------------------------------------------------
    saturn - A poor-man's emulator of some HP calculators
    Copyright (C) 1998-2000 Ivan Cibrario Bertolotti
@@ -85,3 +88,5 @@ InputRegister KeybIN( OutputRegister out );
 void KeybPress( const char* key );
 void KeybRelease( const char* key );
 void KeybReset( void );
+
+#endif /*!_KEYB_H*/

src/machdep.h

@@ -1,3 +1,6 @@
+#ifndef _MACHDEP_H
+#define _MACHDEP_H 1
+
 /* -------------------------------------------------------------------------
    saturn - A poor-man's emulator of some HP calculators
    Copyright (C) 1998-2000 Ivan Cibrario Bertolotti
@@ -72,3 +75,5 @@ typedef int int12;
 typedef int int16;
 typedef int int20;
 typedef int int32;
+
+#endif /*!_MACHDEP_H*/

src/modules.h

@@ -1,3 +1,6 @@
+#ifndef _MODULES_H
+#define _MODULES_H 1
+
 /* -------------------------------------------------------------------------
    saturn - A poor-man's emulator of some HP calculators
    Copyright (C) 1998-2000 Ivan Cibrario Bertolotti
@@ -584,3 +587,5 @@ void WriteNibble( Address addr, Nibble datum );
 /* Monitor */
 void ModMapCheck( Address addr, char ob[ MOD_MAP_CHECK_OB_SIZE ] );
 void ModMapTable( char ob[ MOD_MAP_TABLE_OB_SIZE ] );
+
+#endif /*!_MODULES_H*/

src/serial.h

@@ -1,3 +1,6 @@
+#ifndef _SERIAL_H
+#define _SERIAL_H 1
+
 /* -------------------------------------------------------------------------
    saturn - A poor-man's emulator of some HP calculators
    Copyright (C) 1998-2000 Ivan Cibrario Bertolotti
@@ -139,3 +142,5 @@ void Serial_TBR_Write( int8 d );
 
 /* Event handling */
 void HandleSerial( void );
+
+#endif /*!_SERIAL_H*/

src/x11.h

@@ -1,3 +1,6 @@
+#ifndef _X11_H
+#define _X11_H 1
+
 /* -------------------------------------------------------------------------
    saturn - A poor-man's emulator of some HP calculators
    Copyright (C) 1998-2000 Ivan Cibrario Bertolotti
@@ -150,3 +153,5 @@ void IdleXLoop( unsigned long max_wait );
 void InitializeGui( int argc, char* argv[] );
 
 void ActivateFSB( char* title, char* file_name, FsbContinuation continuation );
+
+#endif /*!_X11_H*/

src/x_func.h

@@ -1,3 +1,6 @@
+#ifndef _X_FUNC_H
+#define _X_FUNC_H 1
+
 /* -------------------------------------------------------------------------
    saturn - A poor-man's emulator of some HP calculators
    Copyright (C) 1998-2000 Ivan Cibrario Bertolotti
@@ -104,3 +107,5 @@
   ---------------------------------------------------------------------------*/
 
 void ExtendedFunction( Nibble function_code );
+
+#endif /*!_X_FUNC_H*/