Kernel 0.93+

SYS/KERNEL.S.ARG.txt

@@ -89,22 +89,22 @@ K.ArgV			tax						save requested arg#
 				lda (pPs),y
 				jsr K.GetMemPtr
 
-				>STYA ZPPtr1
+				>STYA ZPPtr2			Use Ptr2, called from ExpandStr
 				
-.1				lda (ZPPtr1)			end of ARGV[] ?
+.1				lda (ZPPtr2)			end of ARGV[] ?
 
 				beq .9					yes, not found....
 				
 				dex
 				bmi .7
 				
-.3				jsr SHARED.GetCharPtr1		skip str
+.3				jsr SHARED.GetCharPtr2	skip str
 				bne .3
 
-				jsr SHARED.NextCharPtr1	skip \0
+				jsr SHARED.NextCharPtr2	skip \0
 				bra .1
 
-.7				>LDYA ZPPtr1
+.7				>LDYA ZPPtr2
 				
 .8				clc
 				rts

SYS/KERNEL.S.ENV.txt

@@ -26,23 +26,22 @@ K.ExpandStr		stz ENV.hMem			Reset Intermediate string...
 				stz ENV.bExp			No var found yet
 				stz ENV.bNoExp			Reset no expand flag
 
-.10				
-.11				jsr SHARED.GetCharPtr1	End of CSTR?
+.10				jsr SHARED.GetCharPtr1	End of CSTR?
 				beq .80
 
-				cmp #'''
+.11				cmp #'''
 				bne .21
 
 				lda ENV.bNoExp
 				eor #$ff
 				sta ENV.bNoExp			toggle flag
-				bra	.11
+				bra	.10
 
 .21				bit ENV.bNoExp
 				bpl .23
 
 .22				jsr ENV.AddAToBuf
-				bra .11
+				bra .10
 
 .23				cmp #'$'				no, found one ?
 				bne .22					no, store...
@@ -50,14 +49,14 @@ K.ExpandStr		stz ENV.hMem			Reset Intermediate string...
 				ror ENV.bExp			Toggle Expanded flag
 				
 				lda (ZPPtr1)
-				bne .3
+				bne .30
 				
 				lda #'$'				End of string, output $
 				bra .22
 				
-.3				stz ENV.VarEndChar
+.30				stz ENV.VarEndChar
 				
-				cmp #'{'				 "${VAR]""?
+				cmp #'{'				 "${VAR]"?
 				bne .31
 
 				dec ENV.VarEndChar		"}" expected
@@ -71,10 +70,10 @@ K.ExpandStr		stz ENV.hMem			Reset Intermediate string...
 				and #$0f
 
 				jsr K.ArgV
-				bcs .10					Arg# is undefined, do not append anything
+				bcs .35					Arg# is undefined, do not append anything
 				
 				jsr ENV.AddYAToBuf
-				bra .10
+				bra .35
 				
 .32				ldx #ENV.SysVars.Cnt-1
 
@@ -84,31 +83,36 @@ K.ExpandStr		stz ENV.hMem			Reset Intermediate string...
 				bpl .33
 				bra .40
 				
-.34				txa
-				bne .35
+.34				jsr ENV.SysVar
 
-				jsr ENV.SysVarsAllArgs
-				bra .10
-
-.35				ldy ENV.SysVars.PS-1,x
-				lda (pPS),y
-				jsr ENV.SysVarsNum
+.35				jsr SHARED.NextCharPtr1	skip $x
 				bra .10
 				
 .40				jsr ENV.ExpandStrVar
-				bra .70
+				bcc .70
 				
 .50				jsr ENV.FindVarP1
-				bcs .10
+				bcs .70
 				
-				jsr SHARED.AddYToPtr1
 				jsr ENV.NextEnvP3
 				jsr ENV.AddP3ToBuf
 
-.70				lda ENV.VarEndChar			
+.70				ldy #$ff
+
+.71				iny
+				lda (ZPPtr1),y
+				beq .72
+				
+				jsr SHARED.IsIDValid
+				bcc .71
+				
+.72				jsr SHARED.AddYToPtr1
+				
+				lda ENV.VarEndChar			
 				beq .10
-				jsr SHARED.GetCharPtr1	skip "}"
-				jmp .10
+
+				jsr SHARED.NextCharPtr1	skip "}"
+.73				jmp .10
 				
 .80				lda ENV.hMem			working from our temp string ?
 				beq .81					no...
@@ -126,8 +130,6 @@ K.ExpandStr		stz ENV.hMem			Reset Intermediate string...
 				bit ENV.bExp			SELF MODIFIED Did we expand something ?
 				bpl K.FileSearch.RTS	No, exit with Y,A from STRDUP
 				jmp .1					Yes, start over with hPStr
-.99				>DEBUG	
-				rts
 */--------------------------------------
 * # FileSearch
 * Search a file in the provided PATH list
@@ -446,6 +448,12 @@ ENV.SysVarsAllArgs
 				jsr ENV.AddAToBuf
 				bra .2
 *--------------------------------------
+ENV.SysVar		txa
+				beq ENV.SysVarsAllArgs
+
+				ldy ENV.SysVars.PS-1,x
+				lda (pPS),y
+*--------------------------------------
 ENV.SysVarsNum	jsr MATH.A2STR10NP
 				
 				ldy #0
@@ -492,8 +500,6 @@ ENV.ExpandStrVar
 .3				lda (ZPPtr3),y
 				bne .4
 				
-				jsr SHARED.AddYToPtr1
-				
 				jmp (ENV.StrVarsJmp,x)
 				
 .4				inx