A2osX/BIN/SH.S.IO.txt

NEW
PREFIX
AUTO 4,1
				.LIST OFF	
*--------------------------------------
IO.Reset		jsr IO.Reset.In
				jsr IO.Reset.Out
				jsr IO.Reset.Err
				rts
*--------------------------------------			
IO.Pipe.In		ldy #S.PS.hStdOut
				lda (pPS),y
				pha
				
				jsr IO.Reset.Out

				pla
*--------------------------------------			
IO.Set.In		pha
				jsr IO.Reset.In
				ldy #S.PS.hStdIn
				lda (pPS),y
				>STA.G IO.hIn
				pla
				ldy #S.PS.hStdIn
				sta (pPS),y
				rts
*--------------------------------------			
IO.Reset.In		>LDA.G IO.hIn
				beq .8
				
				pha
				
				ldy #S.PS.hStdIn
				lda (pPS),y
				>SYSCALL fclose
				
				pla
				ldy #S.PS.hStdIn
				sta (pPS),y
				
				>STZ.G IO.hIn
.8				clc
IO.Reset.In.RTS	rts
*--------------------------------------			
IO.Pipe.Out		>SYSCALL pipe
				bcs IO.Reset.In.RTS
				>STA.G IO.hPipe
				
				>PUSHA
				>PUSHBI 1
				>PUSHW L.NOD.Template
				>LEA.G IO.NodBuf
				>SYSCALL sprintf

				>PUSHB.G IO.hPipe
				>PUSHW 0
				>LEA.G IO.NodBuf
				>SYSCALL mknod
				bcc IO.Set.Out
				
				pha
				>LDA.G IO.hPipe
				>SYSCALL close
				pla
				dec
				rts
*--------------------------------------
IO.Set.Out		pha
				jsr IO.Reset.Out
				ldy #S.PS.hStdOut
				lda (pPS),y
				>STA.G IO.hOut
				pla
				ldy #S.PS.hStdOut
				sta (pPS),y
				rts
*--------------------------------------			
IO.Reset.Out	>LDA.G IO.hOut
				beq .8
				
				pha
				
				ldy #S.PS.hStdOut
				lda (pPS),y
				>SYSCALL fclose
				
				pla
				ldy #S.PS.hStdOut
				sta (pPS),y
				
				>STZ.G IO.hOut
.8				rts
*--------------------------------------
IO.Set.Err		pha
				jsr IO.Reset.Err
				ldy #S.PS.hStdErr
				lda (pPS),y
				>STA.G IO.hErr
				pla
				ldy #S.PS.hStdErr
				sta (pPS),y
				rts
*--------------------------------------			
IO.Reset.Err	>LDA.G IO.hErr
				beq .8
				
				pha
				
				ldy #S.PS.hStdErr
				lda (pPS),y
				>SYSCALL fclose
				
				pla
				ldy #S.PS.hStdErr
				sta (pPS),y
				
				>STZ.G IO.hErr
.8				rts
*--------------------------------------
IO.PrintBatchErrMsg
				>LDYA ZPInputBuf
				>STYA ZPPtr1
				
				stz ZPPtr2				Line Count
				stz ZPPtr2+1

.1				inc ZPPtr2
				bne .2
				inc ZPPtr2+1

.2				ldy #$ff

.3				iny
				lda (ZPPtr1),y
				beq .4					EoF

				cmp #C.CR
				bne .3					Scan until EoL
				
.4				tya
				clc
				adc ZPPtr1
				tax
				lda ZPPtr1+1
				adc #0
				pha

				cpx ZPInputBufPtr
				sbc ZPInputBufPtr+1
				pla
				bcs .41
				
				inx
				bne .40
				inc
.40				stx ZPPtr1
				sta ZPPtr1+1
				bra .1

.41				ldy #$ff

.5				iny
				lda (ZPPtr1),y
				beq .6

				cmp #C.CR
				beq .6

				phy
				>PUSHA
				ldy #S.PS.hStdErr
				lda (pPS),y
				>SYSCALL fputc
				ply
				bra .5
				
.6				>PUSHBI 0
				>PUSHW L.MSG.ECHOCRLF
				ldy #S.PS.hStdErr
				lda (pPS),y
				>SYSCALL fprintf

				ldy #$ff

.7				iny
				lda (ZPPtr1),y
				beq .8

				cmp #C.CR
				beq .8

				phy
				>PUSHBI '-'
				ldy #S.PS.hStdErr
				lda (pPS),y
				>SYSCALL fputc
				ply
				bra .7
				
.8				>PUSHW ZPPtr2
				
				>PUSHBI 2
				>PUSHW L.MSG.BATCHERR
				ldy #S.PS.hStdErr
				lda (pPS),y
				>SYSCALL fprintf

				rts
*--------------------------------------
IO.PrintErrMsg	pha						Save EC for PrintF

				ldx L.ERR.Codes
				stx ZPPTR1
				ldx L.ERR.Codes+1
				stx ZPPTR1+1

				ldy #0

.1				cmp (ZPPTR1),y
				beq .2
				iny
				cpy #ERR.Count
				bne .1

.2				lda L.ERR.Messages
				sta ZPPTR1
				lda L.ERR.Messages+1
				sta ZPPTR1+1
				
.3				dey
				bmi .8

				lda (ZPPTR1)
				sec
				adc ZPPTR1
				sta ZPPTR1
				bcc .3
				inc ZPPTR1+1
				bra .3
				
.8				>PUSHW ZPPTR1
				pla
				>PUSHA
				>PUSHBI 3
				>PUSHW L.MSG.ERROR
				ldy #S.PS.hStdErr
				lda (pPS),y
				>SYSCALL fprintf
				rts
*--------------------------------------
MAN
SAVE USR/SRC/BIN/SH.S.IO
LOAD USR/SRC/BIN/SH.S
ASM