Able to play .flac files.

gui/m291/src/m291.tal

@@ -34,7 +34,7 @@
 	#0100 .Screen/width DEO2
 	( | .. )
 	message/<new>
-	;dict/mpg-cmd .Console/addr DEO2
+	;dict/flac-cmd .Console/addr DEO2
 	[ LIT2 03 -Console/mode ] DEO
 	[ LIT2 01 -Console/exec ] DEO
 	[ LIT2 00 -playing ] STZ
@@ -282,6 +282,7 @@
 	<draw-progress>
 	<draw-timestamp> !message/<new>
 
+( TODO: flac123 id3 format is different and more limited, sadly )
 @handle-id3 ( buf* char -- )
 	POP [ LIT ". ] find-next INC2 LDA2k
 	( | parse lines )
@@ -293,6 +294,7 @@
 		OVR2 [ LIT ": ] find-next INC2 ;id3/album <scpy> }
 	POP2 POP2 !message/<new>
 
+( TODO: flac123 doesn't use "@P 3" so we'd need to use "@P 0" )
 @handle-pause ( buf* char -- )
 	POP INC2 INC2 LDA
 	( stop ) DUP [ LIT "0 ] NEQ ?{ }
@@ -354,7 +356,7 @@
 @<parse-line> ( line* -- )
 	#0005 ADD2 LDAk [ LIT ". ] EQU ?&hidden
 	is-folder ?&folder
-	is-mp3 ?&mp3
+	is-flac ?&flac
 	POP2 JMP2r
 
 	&folder ( line* -- )
@@ -366,7 +368,7 @@
 	.lines/folders LDZ INC .lines/folders STZ
 	JMP2r
 
-	&mp3 ( line* -- )
+	&flac ( line* -- )
 	DUP2 llen
 	( CELLSIZE ) #007f LTH2 ?{ POP2 JMP2r }
 	;mem/tracks [ LIT2 00 -lines/tracks ] LDZ
@@ -388,20 +390,28 @@
 	&done NIP2 LTH POP2r JMP2r
 
 @sort-folders ( -- )
-	;mem/folders DUP2 LIT2 [ 00 -lines/folders ] LDZ #01 SUB #70 SFT2 ADD2 !sort-tracks-0
+	.lines/folders LDZ ?{ JMP2r }
+	;mem/folders DUP2 LIT2 [ 00 -lines/folders ] LDZ #01 SUB #70 SFT2 ADD2 !sort-files
 
 @sort-tracks ( -- )
+	.lines/tracks LDZ ?{ JMP2r }
 	;mem/tracks DUP2 LIT2 [ 00 -lines/tracks ] LDZ #01 SUB #70 SFT2 ADD2
 	( >> )
 
-@sort-tracks-0 ( first* last* -- )
-	SWP2 &loop GTH2k ?&ok
-	POP2 POP2 JMP2r
-	&ok OVR2 OVR2 STH2k #0080 ADD2 &loop2 LTH2k ?&done
+@sort-files ( first* last* -- )
+	SWP2
+	&>loop ( -- )
+		GTH2k ?{ POP2 POP2 JMP2r }
+		OVR2 OVR2 STH2k #0080 ADD2
+		&>loop2 ( -- )
+			LTH2k ?&done
 			DUP2 STH2kr str-lth ?&replace
-	!&inc
-	&replace POP2r STH2k &inc #0080 ADD2 !&loop2
-	&done POP2 POP2 DUP2 STH2r swap-tracks #0080 ADD2 !&loop
+			!{
+			&replace POP2r STH2k }
+		#0080 ADD2 !&>loop2
+
+	&done ( -- )
+	POP2 POP2 DUP2 STH2r swap-tracks #0080 ADD2 !&>loop
 
 @swap-tracks ( src* dst* -- )
 	EQU2k ?&skip
@@ -425,6 +435,9 @@
 @is-mp3 ( line* -- line*f )
 	DUP2 lcap/ #0003 SUB2 ;dict/mp3-ext !scmp3
 
+@is-flac ( line* -- line*f )
+	DUP2 lcap/ #0004 SUB2 ;dict/flac-ext !scmp4
+
 @pos-to-seconds ( pos* -- seconds* )
 	.secfrom LDZ2 .secto LDZ2 ADD2 #00e7 DIV2k STH2k MUL2 SUB2 OVR2 STH2
 	MUL2r MUL2 #00e7 DIV2 STH2r ADD2 JMP2r
@@ -838,6 +851,11 @@
 	LDAkr LDAk STHr NEQ ?{ INC2r INC2 }
 	LDA2r LDA2 STH2r EQU2 JMP2r
 
+@scmp4 ( a* b* -- f )
+	STH2
+	LDA2kr LDA2k STH2r NEQ2 ?{ INC2r INC2r INC2 INC2 }
+	LDA2r LDA2 STH2r EQU2 JMP2r
+
 @<scpy> ( src* dst* -: )
 	STH2
 	&>w ( src* `dst* -- )
@@ -932,8 +950,9 @@
 @dict
 	&home-path "./ $1
 	&mp3-ext "mp3 $1
+	&flac-ext "flac $1
 	&empty "(empty) $1
-	&mpg-cmd "mpg123 20 "-R $1
+	&flac-cmd "flac123 20 "-R $1
 	&load-cmd "load 20 $1
 	&jump-cmd "jump 20 $1
 	&pause-cmd "pause 0a $1