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(metadata.tal) Catch no metadata case

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This commit is contained in:
neauoire 2022-11-14 10:17:56 -08:00
parent 94043c4ff9
commit cfe3fdda2b
1 changed files with 40 additions and 7 deletions
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45
projects/utils/metadata.tal
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@ -44,8 +44,11 @@ BRK
.Disk/name DEO2
( read )
#0003 .Disk/length DEO2
#0006 .Disk/length DEO2
;&header .Disk/read DEO2
;&deo LDA2 #f037 NEQ2 ;&missing JCN2
;&start LDA2 #0100 SUB2 ;seek JSR2
#0004 .Disk/length DEO2
;&end
@ -66,21 +69,39 @@ BRK
;draw-str JSR2 ;draw-lb JSR2
POP2
( icon )
#0008
DUP2 .Screen/x DEO2
.Screen/y DEO2
;&icon LDA2 #0100 SUB2 ;seek JSR2
#0200 .Disk/length DEO2
;data
DUP2 .Disk/read DEO2
#76 ;draw-icon JSR2
JMP2r
&header $1 &start $3 &deo $2 &end $2 &icon $2
&missing ( -- )
;blank-icn #72 ;draw-icon JSR2
#0058 STH2k .Screen/x DEO2
#0018 .Screen/y DEO2
;src ;draw-str JSR2 POP2
;draw-lb JSR2
STH2r .Screen/x DEO2
;dict/empty ;draw-str JSR2 POP2
JMP2r
@draw-icon ( addr* auto -- )
#0008
DUP2 .Screen/x DEO2
.Screen/y DEO2
.Screen/auto DEO
.Screen/addr DEO2
#76 .Screen/auto DEO
#01 .Screen/sprite
DEOk DEOk DEOk DEOk
DEOk DEOk DEOk DEO
JMP2r
&header $1 &start $2 &end $2 &icon $2
@draw-lb ( -- )
@ -124,6 +145,14 @@ JMP2r
JMP2r
&b $1
@print ( short* -- )
SWP ,&byte JSR
&byte ( byte -- ) DUP #04 SFT ,&char JSR
&char ( char -- ) #0f AND DUP #09 GTH #27 MUL ADD #30 ADD #18 DEO
JMP2r
@scap ( str* -- end* ) LDAk #00 NEQ JMP JMP2r &w INC2 LDAk ,&w JCN JMP2r
@sput ( chr str* -- ) ,scap JSR STA JMP2r
@skey ( key buf -- proc ) OVR #21 LTH ,&eval JCN #00 SWP ;sput JSR2 #00 JMP2r &eval POP2 #01 JMP2r
@ -131,6 +160,10 @@ JMP2r
@dict
&input "Input(.tal): 20 $1
&empty "Metadata 20 "Missing $1
@blank-icn
aa55 aa55 aa55 aa55
@font ( atari8 )
0000 0000 0000 0000 6060 6060 6000 6000