Adding comments that specifies the modifications done to the file.

(GPLv2 might require this. I believe the git commit history could be enough
but we never know.)

source/loadrom.c

@@ -19,6 +19,16 @@
  *   ROM File Loading support
  *
  ******************************************************************************/
+ 
+/*
+ * See git commit history for more information.
+ * - Gameblabla
+ * July 16th 2019 : Add 4PAK support to the list. It also makes use of PAL mode.
+ * June 6th 2019 : Add Blockhole & Alibaba to the list as they rely on the Japanese BIOS and its uninitiliazed memory.
+ * March 14th 2019 : Add NOZIP for building without zip support.
+ * March 11th 2019 : Fantastic Dizzy should run in PAL mode to avoid issues.
+ * August 12th 2018 : Add Bad Apple to the list. (plus minor fixes)
+*/
 
 #include "shared.h"
 

source/memz80.c

@@ -21,6 +21,13 @@
  *   Z80 memory handlers
  *
  ******************************************************************************/
+/*
+ * See git commit history for more information.
+ * - Gameblabla
+ * March 15th 2019 : Fix some clang warnings.
+ * March 13th 2019 : Partial revert due to CrabZ80. The switching to C99 datatypes had been done again.
+ * March 7th 2019 : Clean up, plus switching more variables to c99 datatypes.
+*/
 
 #include "shared.h"
 

source/pio.c

@@ -21,6 +21,13 @@
  *   I/O chip and peripheral emulation
  *
  ******************************************************************************/
+/*
+ * See git commit history for more information.
+ * - Gameblabla
+ * March 15th 2019 : Fix some clang warnings.
+ * March 13th 2019 : Partial revert due to CrabZ80. The switching to C99 datatypes had been done again.
+ * March 7th 2019 : Clean up, plus switching more variables to c99 datatypes.
+*/
 
 #include "shared.h"
 #include <math.h>

source/render.c

@@ -21,6 +21,17 @@
  *   VDP rendering core
  *
  ******************************************************************************/
+/*
+ * See git commit history for more information.
+ * - Gameblabla
+ * June 3rd 2019 : Added NOBLANKING_LEFTCOLUM for platforms like the RS-90.
+ * March 15th 2019 : Correct the brightness level in the Master system palette. It doesn't look dark anymore.
+ * March 14th 2019 : Fix PAL code as it would cause issues with Fantastic Dizzy.
+ * March 13th 2019 : Minor fixes as part of the CrabZ80's revert. (mostly whitepacing)
+ * March 11th 2019 : Fixed scrolling issues with Gauntlet. Fixed PAL issues too.
+ * December 7th 2018 : LIGHTGUN define and some whitepacing.
+ * October 12th 2018 : Whitepacing and minor fixes.
+*/
 
 #include "shared.h"
 /*** Vertical Counter Tables ***/

source/sms.c

@@ -21,6 +21,15 @@
  *   Sega Master System console emulation
  *
  ******************************************************************************/
+/*
+ * See git commit history for more information.
+ * - Gameblabla
+ * July 16th 2019 : Add 4PAK support.
+ * March 13th 2019 : Reverted previous changes (partially) due to regressions.
+ * March 7th 2019 : Removing CrabZ80's core.
+ * Feb 19th 2019 : Minor fix to sms_irq function.
+ * June 6th 2019 : Japanese BIOS does not clear BIOS, fix that.
+*/
 
 #include "shared.h"
 

source/sound/sound.c

@@ -21,7 +21,16 @@
  *   Sound emulation.
  *
  ******************************************************************************/
-
+/*
+ * See git commit history for more information.
+ * - Gameblabla
+ * July 16th 2019 : Remove extra if condition.
+ * June 6th 2019 : Correctly set the PSG parameters for SG-1000 and Colecovision.
+ * March 13th 2019 : Partial revert due to CrabZ80. The switching to C99 datatypes had been done again.
+ * March 7th 2019 : Minor changes to sound.c. (Some trimming down, more switching to C99 datatypes and more.
+ * February 2nd 2019 : Change the names of some sound functions.
+ * October 12th 2019 : Switching some variables in functions to c99 datatypes.
+*/
 #include "shared.h"
 #include "config.h"
 

source/sound/ym2413.c

@@ -51,6 +51,14 @@ to do:
 
 */
 
+/*
+ * See git commit history for more information.
+ * - Gameblabla
+ * March 13th 2019 : Partial revert due to CrabZ80. The switching to C99 datatypes and floats had been done again.
+ * March 7th 2019 : Switch doubles to floats for performance. (it could sound less accurate though) Also some clean up done to it.
+ * February 19nd 2019 : Minor inline fix.
+*/
+
 #include "ym2413.h"
 
 #include <stdlib.h>

source/state.c

@@ -19,6 +19,16 @@
  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  *
  ******************************************************************************/
+/*
+ * See git commit history for more information.
+ * - Gameblabla
+ * March 15th 2019 : Minor changes.
+ * March 14th 2019 : Use fwrite instead of fputc. Also fix an issue with fread which could cause issues.
+ * March 13th 2019 : Bring it back again due to regressions. Also i parsed some random shit by accident so i fixed it again.
+ * March 9th 2019 : Decomment CrabZ80 related code and removing extra externs.
+ * March 7th 2019 : Comment out CrabZ80 related code.
+ * Feb 2nd 2019 : Sound function names were changed, fix accordingly.
+*/
 
 #include "shared.h"
 

source/system.c

@@ -21,6 +21,14 @@
  *   Sega Master System manager
  *
  ******************************************************************************/
+/*
+ * See git commit history for more information.
+ * - Gameblabla
+ * March 13th 2019 : Minor fixes as part of the CrabZ80's revert. (mostly whitepacing but the TMS code was also broken to some extent)
+ * March 7th 2019 : Some whitepacing and changing variables to c99 datatypes.
+ * Feb 19th 2019 : Minor whitepacing fix.
+ * August 12th 2018 : Minor fixes. (mostly changing variables to c99 datatypes and whitepacing)
+*/
 
 #include "shared.h"
 

source/tms.c

@@ -20,6 +20,13 @@
  *
  ******************************************************************************/
 
+/*
+ * See git commit history for more information.
+ * - Gameblabla
+ * March 13th 2019 : Minor fixes as part of the CrabZ80's revert. (mostly whitepacing but the TMS code was also broken to some extent)
+ * March 7th 2019 : Some whitepacing and changing variables to c99 datatypes.
+*/
+
 #include "shared.h"
 
 int32_t text_counter;               /* Text offset counter */

source/vdp.c

@@ -21,6 +21,16 @@
  *  Video Display Processor (VDP) emulation.
  *
  ******************************************************************************/
+/*
+ * See git commit history for more information.
+ * - Gameblabla
+ * March 15th 2019 : Fix yet more issues with datatypes in vdp.c
+ * March 14th 2019 : Fix issues as reported by Clang. (in vdp_write)
+ * March 13th 2019 : Minor fixes as part of the CrabZ80's revert. (mostly whitepacing)
+ * March 11th 2019 : Fixed scrolling issues with Gauntlet. Fixed PAL issues too.
+ * March 9th 2019 : Set VDP register to 0xE0 after multiple testings against BIOSes. Fixes Sonic's Edusoft and i think California Games 2.
+ * March 7th 2019 : Whitepacing and minor fixes.
+*/
 
 #include "shared.h"
 #include "hvc.h"