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Added skeleton for multiplatform development

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Just added some preprocessor instructions and some sample code to show
how to use them. This should be useful for the future port on C16.
This commit is contained in:
giomba 2018-09-05 22:03:20 +02:00
parent 78ac2fffa9
commit a15c924d53
2 changed files with 18 additions and 2 deletions
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7
Makefile
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@ -1,2 +1,5 @@
all: 64:
dasm snake.asm -osnake.prg dasm snake.asm -DSYSTEM=64 -osnake.prg
16:
dasm snake.asm -DSYSTEM=16 -osnake.prg

13
snake.asm
View File

@ -1,5 +1,14 @@
processor 6502 processor 6502
; Platform specific code
; Code yet to be developed, example to use:
; ----------------------------------------------------------------------
#if SYSTEM = 64
; Commodore64 specific code
#else
; Commodore16 specific code
#endif
; Zero page utilities ; Zero page utilities
; ---------------------------------------------------------------------- ; ----------------------------------------------------------------------
@ -104,7 +113,11 @@ gameoverString:
BYTE "GAME IS OVER" BYTE "GAME IS OVER"
BYTE #0 BYTE #0
intro0string: intro0string:
#if SYSTEM = 64
BYTE " SNAKE BY GIOMBA " BYTE " SNAKE BY GIOMBA "
#else
BYTE " SNAKE16 BY GIOMBA "
#endif
BYTE #0 BYTE #0
intro1string: intro1string:
BYTE " PRESS SPACE TO PLAY " BYTE " PRESS SPACE TO PLAY "