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ed: free some blocks for the docs

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This commit is contained in:
Virgil Dupras 2020-06-09 21:48:49 -04:00
parent 64ce8ab3e9
commit f90e03b0cb
13 changed files with 96 additions and 96 deletions
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2
blk/100
View File

@ -1,7 +1,7 @@
Block editor
This is an application to conveniently browse the contents of
the disk blocks and edit them. You can load it with "102 LOAD".
the disk blocks and edit them. You can load it with "105 LOAD".
Browse mode: If you execute BROWSE, the Forth interpreter is
replaced by browser's loop. Typing "Q" quits the browser.

14
blk/102
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@ -1,14 +0,0 @@
'? CASE NOT [IF] 51 52 LOADR+ [THEN] DROP ( B152-153 )
'? FILL NOT [IF] 53 LOAD+ [THEN] DROP ( B155 )
1 7 LOADR+
: BROWSE
0 ACC ! L
BEGIN
KEY CASE
'Q' OF EXIT ENDOF
'B' OF B ENDOF
'N' OF N ENDOF
_NUM
ENDCASE
AGAIN
;

16
blk/103
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@ -1,16 +0,0 @@
CREATE ACC 0 ,
: _LIST ." Block " DUP . NL LIST ;
: _NUM
ACC @ SWAP _pdacc
IF _LIST 0 THEN
ACC !
;
: L BLK> @ _LIST ;
: B BLK> @ 1- BLK@ L ;
: N BLK> @ 1+ BLK@ L ;

13
blk/104
View File

@ -1,13 +0,0 @@
( Cursor position in buffer. EDPOS/64 is line number )
CREATE EDPOS 0 ,
CREATE IBUF 64 ALLOT0
CREATE FBUF 64 ALLOT0
: _cpos BLK( + ;
: _lpos 64 * _cpos ;
: _pln ( lineno -- )
DUP _lpos DUP 64 + SWAP DO ( lno )
I EDPOS @ _cpos = IF '^' EMIT THEN
I C@ DUP 0x20 < IF DROP 0x20 THEN
EMIT
LOOP ( lno ) 1+ . ;
: _zbuf 64 0 FILL ; ( buf -- )

26
blk/105
View File

@ -1,12 +1,14 @@
: _type ( buf -- )
C< DUP 0xd = IF 2DROP EXIT THEN SWAP DUP _zbuf ( c a )
BEGIN ( c a ) C!+ C< TUCK 0x0d = UNTIL ( c a ) C! ;
( user-facing lines are 1-based )
: T 1- DUP 64 * EDPOS ! _pln ;
: P IBUF _type IBUF EDPOS @ _cpos 64 MOVE BLK!! ;
: _mvln+ ( ln -- move ln 1 line down )
DUP 14 > IF DROP EXIT THEN
_lpos DUP 64 + 64 MOVE ;
: _mvln- ( ln -- move ln 1 line up )
DUP 14 > IF DROP 15 _lpos _zbuf
ELSE 1+ _lpos DUP 64 - 64 MOVE THEN ;
'? CASE NOT [IF] 48 49 LOADR+ [THEN] DROP ( B153-154 )
'? FILL NOT [IF] 50 LOAD+ [THEN] DROP ( B155 )
1 7 LOADR+
: BROWSE
0 ACC ! L
BEGIN
KEY CASE
'Q' OF EXIT ENDOF
'B' OF B ENDOF
'N' OF N ENDOF
_NUM
ENDCASE
AGAIN
;

21
blk/106
View File

@ -1,5 +1,16 @@
: _U ( U without P, used in VE )
15 EDPOS @ 64 / - 0 DO
14 I - _mvln+
LOOP ;
: U _U P ;
CREATE ACC 0 ,
: _LIST ." Block " DUP . NL LIST ;
: _NUM
ACC @ SWAP _pdacc
IF _LIST 0 THEN
ACC !
;
: L BLK> @ _LIST ;
: B BLK> @ 1- BLK@ L ;
: N BLK> @ 1+ BLK@ L ;

23
blk/107
View File

@ -1,10 +1,13 @@
: _F ( F without _type and _pln. used in VE )
FBUF EDPOS @ _cpos 1+ ( a1 a2 )
BEGIN
C@+ ROT ( a2+1 c2 a1 ) C@+ ROT ( a2+1 a1+1 c1 c2 )
= NOT IF DROP FBUF THEN ( a2 a1 )
TUCK C@ 0xd = ( a1 a2 f1 )
OVER BLK) = OR ( a1 a2 f1|f2 )
UNTIL ( a1 a2 )
DUP BLK) < IF BLK( - FBUF + -^ EDPOS ! ELSE DROP THEN ;
: F FBUF _type _F EDPOS @ 64 / _pln ;
( Cursor position in buffer. EDPOS/64 is line number )
CREATE EDPOS 0 ,
CREATE IBUF 64 ALLOT0
CREATE FBUF 64 ALLOT0
: _cpos BLK( + ;
: _lpos 64 * _cpos ;
: _pln ( lineno -- )
DUP _lpos DUP 64 + SWAP DO ( lno )
I EDPOS @ _cpos = IF '^' EMIT THEN
I C@ DUP 0x20 < IF DROP 0x20 THEN
EMIT
LOOP ( lno ) 1+ . ;
: _zbuf 64 0 FILL ; ( buf -- )

27
blk/108
View File

@ -1,15 +1,12 @@
: _blen ( buf -- length of str in buf )
DUP BEGIN C@+ EOL? UNTIL -^ 1- ;
: _rbufsz ( size of linebuf to the right of curpos )
EDPOS @ 64 MOD 63 -^ ;
: i COMPILE I ; IMMEDIATE ( save overshadowed )
: _I ( I without _pln and _type. used in VE )
_rbufsz IBUF _blen 2DUP > IF
TUCK - ( ilen chars-to-move )
SWAP EDPOS @ _cpos 2DUP + ( ctm ilen a a+ilen )
3 PICK MOVE- ( ctm ilen )
NIP ( ilen )
ELSE DROP ( ilen becomes rbuffsize )
THEN
DUP IBUF EDPOS @ _cpos ROT MOVE ( ilen ) EDPOS +! BLK!! ;
: I IBUF _type _I EDPOS @ 64 / _pln ;
: _type ( buf -- )
C< DUP 0xd = IF 2DROP EXIT THEN SWAP DUP _zbuf ( c a )
BEGIN ( c a ) C!+ C< TUCK 0x0d = UNTIL ( c a ) C! ;
( user-facing lines are 1-based )
: T 1- DUP 64 * EDPOS ! _pln ;
: P IBUF _type IBUF EDPOS @ _cpos 64 MOVE BLK!! ;
: _mvln+ ( ln -- move ln 1 line down )
DUP 14 > IF DROP EXIT THEN
_lpos DUP 64 + 64 MOVE ;
: _mvln- ( ln -- move ln 1 line up )
DUP 14 > IF DROP 15 _lpos _zbuf
ELSE 1+ _lpos DUP 64 - 64 MOVE THEN ;

14
blk/109
View File

@ -1,9 +1,5 @@
: X ( len -- , delete len chars after curpos )
EDPOS @ _cpos 2DUP + ( l a1 a1+l )
SWAP _rbufsz MOVE ( l )
( get to next line - l )
DUP EDPOS @ 0xffc0 AND 0x40 + -^ _cpos ( l a )
SWAP 0 FILL
EDPOS @ 64 / _pln ;
: E FBUF _blen X ;
: _U ( U without P, used in VE )
15 EDPOS @ 64 / - 0 DO
14 I - _mvln+
LOOP ;
: U _U P ;

10
blk/110 Normal file
View File

@ -0,0 +1,10 @@
: _F ( F without _type and _pln. used in VE )
FBUF EDPOS @ _cpos 1+ ( a1 a2 )
BEGIN
C@+ ROT ( a2+1 c2 a1 ) C@+ ROT ( a2+1 a1+1 c1 c2 )
= NOT IF DROP FBUF THEN ( a2 a1 )
TUCK C@ 0xd = ( a1 a2 f1 )
OVER BLK) = OR ( a1 a2 f1|f2 )
UNTIL ( a1 a2 )
DUP BLK) < IF BLK( - FBUF + -^ EDPOS ! ELSE DROP THEN ;
: F FBUF _type _F EDPOS @ 64 / _pln ;

15
blk/111 Normal file
View File

@ -0,0 +1,15 @@
: _blen ( buf -- length of str in buf )
DUP BEGIN C@+ EOL? UNTIL -^ 1- ;
: _rbufsz ( size of linebuf to the right of curpos )
EDPOS @ 64 MOD 63 -^ ;
: i COMPILE I ; IMMEDIATE ( save overshadowed )
: _I ( I without _pln and _type. used in VE )
_rbufsz IBUF _blen 2DUP > IF
TUCK - ( ilen chars-to-move )
SWAP EDPOS @ _cpos 2DUP + ( ctm ilen a a+ilen )
3 PICK MOVE- ( ctm ilen )
NIP ( ilen )
ELSE DROP ( ilen becomes rbuffsize )
THEN
DUP IBUF EDPOS @ _cpos ROT MOVE ( ilen ) EDPOS +! BLK!! ;
: I IBUF _type _I EDPOS @ 64 / _pln ;

9
blk/112 Normal file
View File

@ -0,0 +1,9 @@
: X ( len -- , delete len chars after curpos )
EDPOS @ _cpos 2DUP + ( l a1 a1+l )
SWAP _rbufsz MOVE ( l )
( get to next line - l )
DUP EDPOS @ 0xffc0 AND 0x40 + -^ _cpos ( l a )
SWAP 0 FILL
EDPOS @ 64 / _pln ;
: E FBUF _blen X ;

2
blk/125
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@ -1,3 +1,3 @@
'? UPPER NOT [IF] 33 LOAD+ [THEN] DROP ( B158 )
-23 LOAD+ ( B102, block editor )
-20 LOAD+ ( B105, block editor )
1 6 LOADR+