; Program: WordStar Shell Modification Patches

; Program: WordStar Shell Modification Patches
; Author: Jay Sage
; Date: August 7, 1988

;--------------------------------------------------------
;
; PATCHES TO WS.OVR
;
;--------------------------------------------------------

3CBF 1E 24 ld e,24h
3CC1 CD A40A call envoff
3CC4 E5 push hl
3CC5 11 0D00 ld de,0dh
3CC8 19 add hl,de
3CC9 46 ld b,(hl)
3CCA 23 inc hl
3CCB 7E ld a,(hl)
3CCC C6 40 add a,'A'-1
3CCE 21 CB04 ld hl,namebuf
3CD1 36 3B ld (hl),'
3CD3 23 inc hl
3CD4 77 ld (hl),a
3CD5 23 inc hl
3CD6 78 ld a,b
3CD7 0E 2F ld c,'0'-1
3CD9 tens:
3CD9 0C inc c
3CDA D6 0A sub 10
3CDC 30 FB jr nc,tens
3CDE C6 3A add 10+'0'
3CE0 71 ld (hl),c
3CE1 23 inc hl
3CE2 77 ld (hl),a
3CE3 23 inc hl
3CE4 36 3A ld (hl),':'
3CE6 23 inc hl
3CE7 D1 pop de
3CE8 06 08 ld b,8
3CEA copyname:
3CEA 13 inc de
3CEB 1A ld a,(de)
3CEC FE 20 cp ' '
3CEE 28 05 jr z,copydone
3CF0 77 ld (hl),a
3CF1 23 inc hl
3CF2 05 dec b
3CF3 20 F5 jr nz,copyname
3CF5 copydone:
3CF5 36 20 ld (hl),' '
3CF7 23 inc hl
3CF8 36 2C ld (hl),','
3CFA 23 inc hl
3CFB 36 00 ld (hl),0
3CFD 3E FF ld a,0ffh
3CFF 32 0022 ld (zflag),a
3D02 C3 AA60 jp 60aah

;--------------------------------------------------------

67B2 21 381F ld hl,rcmdbuf
67B5 4E ld c,(hl)
67B6 06 00 ld b,0
67B8 23 inc hl
67B9 11 00A0 ld de,scratch
67BC ED B0 ldir
67BE 21 CB04 ld hl,namebuf
67C1 CD D113 call cpy2nul
67C4 C3 5B04 jp morpat

;--------------------------------------------------------
;
; PATCHES TO WS.COM
;
;--------------------------------------------------------

045B D5 push de
045C 1E 18 ld e,18h
045E CD A40A call envoff
0461 5E ld e,(hl)
0462 23 inc hl
0463 56 ld d,(hl)
0464 EB ex de,hl
0465 D1 pop de
0466 CD D113 call cpy2nul
0469 21 8603 ld hl,clrscr
046C CD C717 call scrnfn
046F 1E 18 ld e,18h
0471 CD A40A call envoff
0474 11 00A0 ld de,scratch
0477 47 ld b,a
0478 lenloop:
0478 1A ld a,(de)
0479 B7 or a
047A 28 11 jr z,oklength
047C 13 inc de
047D 10 F9 djnz lenloop
047F 11 9F04 ld de,errmsg
0482 0E 09 ld c,9
0484 CD 0500 call 0005h
0487 CD 491A call sak
048A C3 4E7F jp 7f4eh
048D oklength:
048D 11 0400 ld de,4
0490 EB ex de,hl
0491 19 add hl,de
0492 EB ex de,hl
0493 73 ld (hl),e
0494 23 inc hl
0495 72 ld (hl),d
0496 21 00A0 ld hl,scratch
0499 CD D113 call cpy2nul
049C C3 F613 jp 13f6h
049F errmsg:
049F 07 4D 43 4C db bell,'MCL Ovfl - press any key...$'
04A3 20 4F 76 66
04A7 6C 20 2D 20
04AB 70 72 65 73
04AF 73 20 61 6E
04B3 79 20 6B 65
04B7 79 2E 2E 2E
04BB 24

;--------------------------------------------------------

0F5F CD D913 call setpath
0F62 00 nop
0F63 00 nop

;--------------------------------------------------------

13CE C3 F613 jp 13f6h
13D1 cpy2nul:
13D1 7E ld a,(hl)
13D2 12 ld (de),a
13D3 B7 or a
13D4 C8 ret z
13D5 23 inc hl
13D6 13 inc de
13D7 18 F8 jr cpy2nul
13D9 setpath:
13D9 21 E013 ld hl,path0
13DC 7E ld a,(hl)
13DD 23 inc hl
13DE B7 or a
13DF C9 ret
13E0 02 path0: db 2
13E1 02 db 2
13E2 04 db 4
13E3 00 00 db 0,0
13E5 00 db 0

;--------------------------------------------------------

1A2F 21 8000 ld hl,80h
1A32 6E ld l,(hl)
1A33 CB FD set 7,l
1A35 7E ld a,(hl)
1A36 FE 2C cp ','
1A38 20 25 jr nz,1a5fh
1A3A 36 20 ld (hl),' '
1A3C 11 101B ld de,1b10h
1A3F 0E 09 ld c,9
1A41 CD 0500 call 0005
1A44 CD 491A call sak
1A47 18 16 jr 1a5fh
1A49 sak:
1A49 1E FF ld e,0ffh
1A4B 0E 06 ld c,6
1A4D CD 0500 call 0005
1A50 B7 or a
1A51 28 F6 jr z,sak
1A53 1E 0D ld e,0dh
1A55 0E 06 ld c,6
1A57 C3 0500 jp 0005