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cc65/libsrc/geos/conio/cgetc.s
izydorst dc207514dd support for .zeropage segment in GEOS
git-svn-id: svn://svn.cc65.org/cc65/trunk@1834 b7a2c559-68d2-44c3-8de9-860c34a00d81
2002-12-23 22:14:14 +00:00

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610 B
ArmAsm

;
; Maciej 'YTM/Elysium' Witkowiak
;
; 27.10.2001
; 06.03.2002
; unsigned char cgetc (void);
.export _cgetc
.import update_cursor
.importzp cursor_x, cursor_y, cursor_flag
.include "../inc/jumptab.inc"
.include "../inc/geossym.inc"
_cgetc:
; show cursor if needed
lda cursor_flag
beq L0
jsr update_cursor
lda cursor_x
ldx cursor_x+1
sta stringX
stx stringX+1
lda cursor_y
sec
sbc curHeight
sta stringY
jsr PromptOn
L0: jsr GetNextChar
tax
beq L0
pha
jsr PromptOff
pla
ldx #0
rts