Kernel 0.93+

BIN/SH.S.CMD.txt

@@ -22,21 +22,32 @@ CMD.NOHUP		lda #S.PS.F.NOHUP
 				>LDYA ZPArgVBuf
 				jmp CORE.ExecExtCmd
 *--------------------------------------
-CMD.SHIFT		lda #1
+CMD.SHIFT		lda (ZPArgVBufPtr)
+				beq CMD.SHIFT.1
+				
+				jsr CMD.GetInt8Arg
+				bcs CMD.SHIFTA.RTS
+				.HS B0					BCS
+				
+CMD.SHIFT.1		inc
 
 CMD.SHIFTA		>SYSCALL ArgV
 				bcs .8
+
 				jsr RemoveStrFromArgV
-.7				ldy #S.PS.ARGC
+
+				ldy #S.PS.ARGC
 				lda (pPS),y
 				dec
 				sta (pPS),y
+				
 .8				clc
 CMD.SHIFTA.RTS	rts
 *--------------------------------------
 CMD.PUSHD		>LDA.G PUSHD.STACK
 				cmp #PUSHD.STACK+PUSHD.STACK.MAX
 				beq CMD.POPD.CSYN
+
 				ldy #S.PS.hCWD
 				lda (pPs),y
 				>SYSCALL GetMemPtr
@@ -350,13 +361,17 @@ CMD.READ		lda (ZPArgVBufPtr)
 
 .1				jsr CMD.IsSwitch
 				bcs .4
+
 				cmp #'S'
 				bne .2
+
 				lda #$ff
 				>STA.G bREAD.S
 				bra .5
+
 .2				cmp #'P'
 				bne .3
+
 				jsr CORE.ArgV.Next
 				beq .9
 
@@ -369,26 +384,25 @@ CMD.READ		lda (ZPArgVBufPtr)
 .9				jmp CMD.E.CSYN
 .3				cmp #'N'
 				bne .9
+
 				jsr CORE.ArgV.Next
 				beq .9
-				>LDYA ZPArgVBufPtr
-				>SYSCALL AToL
+				
+				jsr CMD.GetInt8Arg
 				bcs CMD.ECHO.RTS
 
-				>PULLA
 				>STA.G READ.N
-
-				inc pStack
-				inc pStack
-				inc pStack
 				bra .5
+
 .4				>LDYA ZPArgVBufPtr
 				>STYA ZPVarNamePtr
 
 .5				jsr CORE.ArgV.Next
 				bne .1
+
 				lda ZPVarNamePtr+1
 				beq .9
+
 CMD.READ.VAR	jsr CL.Reset
 .1				>SYSCALL GetChar
 				bcs CMD.READ.VAR.9
@@ -640,19 +654,9 @@ CMD.CALL		>LDA.G hFuncList
 CMD.EXIT		lda (ZPArgVBufPtr)
 				beq .1					no arg, exit 0
 
-				>LDYA ZPArgVBufPtr
-				jsr EXP.GET
+				jsr CMD.GetInt8Arg
 				bcs .9
-
-				>SYSCALL AToL
-				bcs .99
-
-				>PULLA
-
-				inc pStack
-				inc pStack
-				inc pStack
-
+				
 .1				sta M32.ACC
 	
 .2				jsr CORE.StkPull		Pull everything until CALL . CL...
@@ -668,10 +672,6 @@ CMD.EXIT		lda (ZPArgVBufPtr)
 				bcc .2
 
 .9				rts
-
-.99				lda #E.ESYN
-*				sec
-				rts
 *--------------------------------------
 CMD.EXIT.SH		jsr CMD.EXIT.FILE
 
@@ -1223,6 +1223,23 @@ CMD.IsSwitch	lda (ZPArgVBufPtr)
 .9				sec
 				rts
 *--------------------------------------
+CMD.GetInt8Arg	>LDYA ZPArgVBufPtr
+				jsr EXP.GET
+				bcs .9
+
+				>SYSCALL AToL
+				bcs .99
+
+				>PULLA
+
+				inc pStack
+				inc pStack
+				inc pStack
+				
+.99				lda #E.ESYN
+*				sec
+.9				rts					
+*--------------------------------------
 MAN
 SAVE USR/SRC/BIN/SH.S.CMD
 LOAD USR/SRC/BIN/SH.S