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xl.txt
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xl.txt
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;---------------------------------------
; InterWord Extra.Lib
;---------------------------------------
*= $0800
jmp mbase-12
jmp udtdoc
jmp scupx
jmp scdnx
jmp mpl
jmp div
jmp diw
jmp ask
jmp chkdir
jmp erase
jmp copy
jmp paste
jmp nomem
jmp udtscr
jmp udruler
jmp clch
jmp diskmen
jmp ttfn
jmp dfs
jmp dfl
jmp dfs2
jmp dfl2
jmp print
lib = $c000
init = lib
setc = lib+3
writ = lib+6
updt = lib+9
atoc = lib+12
opnw = lib+15
clsw = lib+18
invt = lib+21
scla = lib+24
scup = lib+27
scdn = lib+30
setx = lib+33
invs = lib+36
mbase = $1800+12
ch40 = mbase
width = mbase+1
ruler = mbase+2
format = mbase+3
x = mbase+7
y = mbase+8
cpos = mbase+10
spos = mbase+12
linelx = mbase+15
linel = mbase+16
linehx = mbase+39
lineh = mbase+40
spacz = mbase+62
fmatsx = mbase+83
fmats = mbase+84
blkb = mbase+106
blke = mbase+108
dcl = mbase+111
dcm = mbase+113
rm = mbase+115
lm = mbase+116
wd = mbase+117
line = mbase+118
topln = mbase+198
botln = mbase+278
cornln = mbase+358
nmrt = mbase+360
denm = mbase+363
quotient = mbase+365
rul1 = mbase+366
lms = mbase+606
rms = mbase+609
dlfl = mbase+612
flnm = mbase+614
dcnames = mbase+630
naml = mbase+645
rll = mbase+646
fox = mbase+649
foy = mbase+650
flx = mbase+651
fly = mbase+652
fcx = mbase+653
fcy = mbase+654
fire = mbase+655
rcnt = mbase+656
rcrd = mbase+657
xlm = mbase+659
crd = mbase+660
chs = mbase+662
chc = mbase+664
endbuf = mbase+666
dfval = mbase+668
buffer = $8000
bfsize = 12
misc = $dd
misc2 = $df
lspc .byte 0
lspca .byte 0
mwd .byte 0
acty .byte 0
xad .byte 0,0
cr .byte 0
stl .byte 0
ls .byte 0
trix .byte 0
wrtn .byte 0
nike .byte 0
xdff .byte 0
lspcx .byte 0
unim .byte 0
begad .byte 0,0
fukad .byte 0,0
cutt .byte 0
hitit .byte 0
udat .byte 0,3,0,21
care .byte 0
nec .byte 0
imod .byte 0
lc .byte 0
indat = $d9
outdat = $db
scr80 = $9000
udtdoc stx begad
sty begad+1
stx $fb
sty $fc
pha
pha
and #$80
sta hitit
pla
and #$40
sta care
bne udj3
lda cpos
sta indat
lda cpos+1
sta indat+1
udj3 pla
and #$3f
sta stl
sta ls
tax
lda fmats,x
sta format
lda #255
sta trix
lda #0
sta wrtn
sta cutt
sta imod
lda #1
sta nike
lda stl
bne udloop1
lda $fb
cmp dcl
bne udjump15
lda $fc
cmp dcm
bne udjump15
lda #0
sta linehx
jmp udloop1
udjump15 sec
lda $fb
sbc #1
sta $fb
lda $fc
sbc #0
sta $fc
ldx #$ff
ldy #0
sty nike
lda #13
udloop8 dec $fb
cpx $fb
bne udjump12
dec $fc
udjump12 cmp ($fb),y
bne udloop8
clc
lda $fb
adc #1
sta $fb
lda $fc
adc #0
sta $fc
udloop1 lda #0
sta nec
ldx ls
jsr scla
stx $fd
sty $fe
ldx ls
lda stl
clc
adc #1
cmp ls
bcs udjump11
lda format
cmp fmats,x
bne udjump11
lda linel,x
cmp $fb
bne udjump11
lda lineh,x
cmp $fc
bne udjump11
jmp udjump5
udjump11 lda wd
sta mwd
clc
lda #<line
adc lm
sta $f9
lda #>line
adc #0
sta $fa
ldx ls
lda $fb
sta linel,x
lda $fc
sta lineh,x
lda format
sta fmats,x
ldy #79
lda #$80
udloop2 sta line,y
dey
bpl udloop2
lda #255
sta lspc
ldy #0
sty cr
lda lm
sta acty
inc acty
udloop3 clc
tya
adc $fb
sta xad
lda #0
adc $fc
sta xad+1
cmp indat+1
bne udjump35
lda xad
cmp indat
bne udjump35
lda hitit
bne udjump35
lda #1
sta nike
sta hitit
sta nec
lda #255
sta ($f9),y
clc
lda $f9
adc #1
sta $f9
lda $fa
adc #0
sta $fa
udjump35 lda ($fb),y
cmp #33
bcs udjump1x
cmp #32
bne udjump3
sty lspc
sta lc
udjump1x jmp udjump1
udjump3 cmp #22
bne udj7
sty lspc
lda #"-"
sta lc
jmp udj4
udj7 cmp #23
bne udj5
lda #0
sta imod
jmp udj4
udj5 cmp #24
bne udj6
lda #$80
sta imod
jmp udj4
udj6 cmp #25
bcc udjump46
cmp #29
bcs udjump46
sec
sbc #25
sta format
udj4 clc
lda $fb
adc #1
sta $fb
lda $fc
adc #0
sta $fc
jmp udloop3
udjump46 cmp #31
beq udjump7
inc $fb
bne udjump4
inc $fc
udjump4 cmp #13
bne udjump9
lda #" "
sta lc
inc cr
dec $fb
lda $fb
cmp #$ff
bne udjump8
dec $fc
udjump8 sty lspc
jmp udjump6
udjump7 lda #$20
sta ($f9),y
ldx acty
udloop7 cpx #80
beq udjump10
lda scr80+$a0,x
inx
cmp #$e6
beq udjump8
and #$fd
cmp #$e8
bne udloop7
udjump10 txa
sec
sbc acty
sbc #1
sta unim
stx acty
ldx nike
beq udjump25
clc
adc $f9
sta $f9
lda $fa
adc #0
sta $fa
udjump25 sec
lda mwd
sbc unim
sta mwd
iny
jmp udjump2
udjump9 cmp #0
bne udjump2
lda #" "
sta lc
inc cr
inc cutt
lda #0
sta trix
sty lspc
jmp udjump6
udjump1 jsr atoc
ora imod
sta ($f9),y
iny
inc acty
udjump2 cpy mwd
beq udjump6
jmp udloop3
udjump6 sty misc
lda acty
sec
sbc misc
sta xdff
lda lspc
sta lspcx
cmp #255
bne udjump38
lda mwd
sec
sbc #1
sta lspc
sbc #1
sta lspcx
ldy lspc
dey
jmp udjump43
udjump38 ldy lspc
lda #$20
sta ($f9),y
udjump43 lda mwd
sec
sbc #1
sbc lspc
ldx ls
sta spacz,x
lda lspc
clc
adc xdff
adc nec
tay
dey
lda lc
sta line,y
iny
lda #$80
udloop5 sta line,y
iny
cpy #78
bne udloop5
lda nike
beq udjump13
lda format
jsr fline
ldy #0
ldx #0
udloop4 lda line,x
cmp #255
bne udjump36
lda #1
sta hitit
lda care
bne udj1
clc
tya
adc $fd
sta spos
lda $fe
adc #0
sta spos+1
udj1 lda ls
sta outdat+1
sty outdat
lda care
bne udj2
lda outdat+1
sta y
lda outdat
sta x
udj2 inx
jmp udloop4
udjump36 bit prntn
beq udx1
stx misc
sty misc+1
jsr $ffd2
ldx misc
ldy misc+1
jmp udx2
udx1 sta ($fd),y
udx2 iny
inx
cpy #80
bne udloop4
bit prntn
beq udx3
lda #$0d
jsr $ffd2
jmp udjump13
udx3 inc ls
clc
lda $fd
adc #$50
sta $fd
lda $fe
adc #0
sta $fe
udjump13 lda $fb
sta fukad
lda $fc
sta fukad+1
lda #33
cmp lc
lda $fb
adc lspcx
sta $fb
lda $fc
adc #0
sta $fc
cmp begad+1
bne udjump14
lda $fb
cmp begad
bne udjump14
inc nike
ldx ls
lda fukad
sta linelx,x
lda fukad+1
sta linehx,x
lda format
sta fmatsx,x
ldx #79
udloop10 lda line,x
sta topln,x
dex
bpl udloop10
udjump14 lda cutt
bne udjump5
lda ls
cmp #21
beq udjump5
jmp udloop1
udjump5 ldx ls
lda $fb
and trix
sta linel,x
lda $fc
and trix
sta lineh,x
lda format
sta fmats,x
cpx #21
bne udjump16
ldx #79
udloop9 lda line,x
sta botln,x
dex
bpl udloop9
udjump16 lda hitit
bne udjump37
lda care
bne udjump37
lda indat+1
cmp lineh+21
bcc udjump37
bne udjump42
lda indat
cmp linel+21
bcc udjump37
udjump42 ldx #3
jsr scupx
ldx linel+21
ldy lineh+21
lda #20
jsr udtdoc
lda #0
sta stl
lda #21
sta ls
jsr udall
rts
udjump37 lda lineh,x
bne udjump39
jmp udjump41
udloop40 ldx ls
lda lineh,x
beq udjump39
udjump41 ldx ls
cpx #21
beq udjump39
lda #0
sta lineh,x
jsr scla
stx $fb
sty $fc
lda #$80
ldy #78
udloop37 sta ($fb),y
dey
bpl udloop37
inc ls
jmp udloop40
udjump39 jsr udall
rts
fline cmp #0
bne fljump1
rts
fljump1 cmp #1
bne fljump2
lda cr
bne fljump4
lda lspc
clc
adc xdff
sta lspc
dec lspc
lda rm
clc
adc #1
sec
sbc lspc
sta misc
beq fljump4
flloop2 ldx lspc
flloop1 lda line,x
cmp #32
beq fljump5
dex
bpl flloop1
jmp flloop2
fljump5 dex
stx misc2
ldy rm
flloop3 lda line,y
sta line+1,y
dey
cpy misc2
bne flloop3
lda #$80
sta line+1,x
inc lspc
dec misc
bne flloop1
fljump4 rts
fljump2 tax
lda rm
sec
sbc lspc
sbc xdff
cpx #3
bne fljump3
lsr a
sec
sbc #1
fljump3 sta misc
lda rm
clc
adc #2
tax
sta misc2
lda rm
sec
sbc misc
tay
cpy misc2
beq fljump6
flloop4 lda line,y
sta line,x
dex
dey
bpl flloop4
lda #$80
flloop5 sta line,x
dex
bpl flloop5
fljump6 rts
udall lda width
sta udat+2
lda stl
clc
adc #3
sta udat+1
lda ls
sec
sbc stl
sta udat+3
cmp #0
bne uajump1
inc udat+3
uajump1 lda care
bne uaj2
ldx #<udat
ldy #>udat
lda ch40
jsr updt
uaj2 rts
xpst .byte 0,0
scupx stx xpst
dex
dex
dex
sxloop1 lda lineh,x
sta linehx,x
lda linel,x
sta linelx,x
inx
cpx #22
bne sxloop1
ldx xpst
jsr scup
inc cornln
rts
scdnx stx xpst
dex
dex
dex
dex
stx xpst+1
ldx #21
dxloop1 lda linehx,x
sta lineh,x
lda linelx,x
sta linel,x
dex
cpx xpst+1
bne dxloop1
ldx xpst
jsr scdn
dec cornln
rts
num1 .byte 0
num2 .byte 0,0
product .byte 0,0
maxbits = 8
mpl stx num1
sty num2
lda #0
sta product
sta product+1
sta num2+1
ldx #maxbits
mploop1 lsr num1
bcc mpjump1
clc
lda num2
adc product
sta product
lda num2+1
adc product+1
sta product+1
mpjump1 asl num2
rol num2+1
dex
bpl mploop1
ldx product
ldy product+1
rts
div lda #0
sta nmrt+1
sta denm+1
cpy #0
beq djump2
stx nmrt
sty denm
diw lda #0
sta quotient
sta nmrt+2
ldx #7
dloop1 asl nmrt
rol nmrt+1
rol nmrt+2
lda nmrt+2
cmp denm+1
bcc djump1
bne djump3
lda nmrt+1
cmp denm
bcc djump1
djump3 lda nmrt+1
sbc denm
sta nmrt+1
lda nmrt+2
sbc denm+1
sta nmrt+2
sec
djump1 rol quotient
dex
bpl dloop1
djump2 ldy quotient
rts
askw .byte 28,10,22,5
.byte "{222}",64,20,"{cm k}","{cm t}"
wl .text "{cm asterisk} {cm asterisk}"
.text "{cm asterisk} {cm asterisk}"
.text "{cm asterisk} {cm z} Ja {cm p} {cm z} Nej {cm p} {cm asterisk}"
.byte "{sh space}",64,20,"{cm i}","{cm @}"
ask stx $fb
sty $fc
lda #32
ldx #20
aql1 sta wl,x
sta wl+22,x
dex
bne aql1
lda #<(wl+1)
sta $fd
lda #>(wl+1)
sta $fe
lda #2
sta misc2
aqloop3 ldy #0
aqloop1 lda ($fb),y
iny
cmp #13
bne aqloop1
sty misc
lda #20
sec
sbc misc
lsr a
clc
adc $fd
sta aq+1
lda $fe
adc #0
sta aq+2
ldy #0
aqloop2 lda ($fb),y
cmp #13
beq aqjump1
aq sta $0400,y
iny
jmp aqloop2
aqjump1 iny
tya
clc
adc $fb
sta $fb
lda $fc
adc #0
sta $fc
lda $fd
adc askw+2
sta $fd
lda $fe
adc #0
sta $fe
dec misc2
bne aqloop3
ldx #<askw
ldy #>askw
jsr opnw
aqloop4 jsr $ffe4
cmp #"{arrow left}"
bne aqj1
lda #40
sta misc
jmp aqj2
aqj1 lda fire
bne aqloop4
ldx fcx
ldy fcy
jsr clch
lda rcrd+1
cmp #13
bne aqloop4
lda rcrd
sec
sbc #32
lsr a
cmp #7
bcs aqloop4
cmp #3
beq aqloop4
bcs aqjump2
ldx #32
jmp aqjump3
aqjump2 ldx #40
aqjump3 stx misc
ldy #13
lda #6
jsr invt
aqloop5 lda fire
beq aqloop5
ldx misc
ldy #13
lda #6
jsr invt
ldx flx
ldy fly
jsr clch
lda rcrd+1
cmp #13
bne aqloop4
lda rcrd
sec
sbc #32
lsr a
cmp #7
bcs aqloop4
cmp #3
beq aqloop4
bcs aqjump4
ldx #32
jmp aqjump5
aqjump4 ldx #40
aqjump5 cpx misc
bne aqloop4
aqj2 ldx #<askw
ldy #>askw
lda ch40
jsr clsw
lda #0
ldx misc
cpx #32
bne aqjump6
lda #1
aqjump6 rts
chkdir lda #<dol
sta $bb
lda #>dol
sta $bc
lda #$01
sta $b7
lda #$08
sta $ba
lda #$60
sta $b9
jsr $f3d5
lda $ba
jsr $ffb4
lda $b9
jsr $ff96
lda #$00
sta $90
dirloop1 jsr $ffa5
ldy $90
bne dirjump1
cmp #34
bne dirloop1
ldy #0
dirloop2 sty $8c
jsr $ffa5
ldy $8c
cmp #34
beq dirjump2
sta cnme,y
iny
jmp dirloop2
dirjump2 ldx $8c
dex
cpx #15
bne dirloop1
dirloop3 lda flnm,x
cmp cnme,x
bne dirloop1
dex
bpl dirloop3
jsr $f642
lda #1
rts
dirjump1 jsr $f642
lda #0
rts
cnme .text " "
cnl .byte 0
dol .byte "$"
erase lda blkb
sta $fb
sta cpos
lda blkb+1
sta $fc
sta cpos+1
clc
lda blke
adc #1
sta $fd
lda blke+1
adc #0
sta $fe
ldy #0
erloop1 lda ($fd),y
sta ($fb),y
inc $fb
bne erjump1
inc $fc
erjump1 inc $fd
bne erjump2
inc $fe
erjump2 lda $fb
cmp dcl+1
bne erloop1
lda $fc
cmp dcm+1
bne erloop1
lda $fd
sta dcl+1
lda $fe
sta dcm+1
jsr udtscr
rts
bex .byte 0,0
copy lda blke
clc
adc #1
sta bex
lda blke+1
adc #0
sta bex+1
lda bex+1
sec
sbc blkb+1
cmp #bfsize
bcc cpjump1
jmp nomem
cpjump1 lda #<buffer