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Made the CBM stdin consoles echo '\n' to the screen.

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That fix makes Commodore platforms be consistent with other platforms' consoles.
This commit is contained in:
Greg King 2013-12-23 11:48:58 -05:00
parent e0262750ce
commit 263ae3ceb1
1 changed files with 20 additions and 3 deletions
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23
libsrc/cbm/read.s
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@ -1,5 +1,6 @@
;
; Ullrich von Bassewitz, 16.11.2002
; 2002-11-16, Ullrich von Bassewitz
; 2013-12-18, Greg King
;
; int read (int fd, void* buf, unsigned count);
;
@ -7,7 +8,7 @@
.export _read
.constructor initstdin
.import SETLFS, OPEN, CHKIN, BASIN, CLRCH, READST
.import SETLFS, OPEN, CHKIN, BASIN, CLRCH, BSOUT, READST
.import rwcommon
.import popax
.importzp ptr1, ptr2, ptr3, tmp1, tmp2, tmp3
@ -59,6 +60,11 @@
lda fdtab-LFN_OFFS,x; Get flags for this handle
bmi eof
; Remember the device number.
ldy unittab-LFN_OFFS,x
sty unit
; Valid lfn. Make it the input file
jsr CHKIN
@ -69,8 +75,13 @@
@L0: jsr BASIN
sta tmp1 ; Save the input byte
ldx unit
bne @L0_1 ; Not keyboard/screen-editor
cmp #$0D ; Is it a Carriage Return?
bne @L0_1
jsr BSOUT ; Yes, echo it (because editor didn't)
jsr READST ; Read the IEEE status
@L0_1: jsr READST ; Read the IEEE status
sta tmp3 ; Save it
and #%10111111 ; Check anything but the EOI bit
bne devnotpresent ; Assume device not present
@ -138,4 +149,10 @@ invalidfd:
.endproc
;--------------------------------------------------------------------------
.bss
unit: .res 1