mirror of
https://github.com/A2osX/A2osX.git
synced 2025-01-29 08:30:31 +00:00
Kernel version 0.8 : ENV...some enhancement (few) and bugfix (many;-)...see Readme.md
This commit is contained in:
Rémy GIBERT
parent
9974920777
commit
aa60fd4c3c
@ -14,21 +14,22 @@ AUTO 6
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*\--------------------------------------
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K.ExpandPStrYA stz K.ExpandPStr.hPStr Reset Intermediate string...
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.11 >STYA ZPQuickPtr3
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.11 >STYA ZPQuickPtr2
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stz KrnBuf256 init Expanded String len=0
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stz K.ExpandPStr.bFound No var found yet
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stz K.ExpandPStr.bNoExp Reset no expand flag
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ldy #0
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.10 stz K.ExpandPStr.Start
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.1 tya
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cmp (ZPQuickPtr3) End of PSTR?
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cmp (ZPQuickPtr2) End of PSTR?
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beq .6
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iny
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lda (ZPQuickPtr3),y
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lda (ZPQuickPtr2),y
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cmp #'''
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bne .21
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@ -94,9 +95,10 @@ K.ExpandPStrYA stz K.ExpandPStr.hPStr Reset Intermediate string...
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bcs .9
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stx K.ExpandPStr.hPStr save this as temp string, in case of recurse
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bit K.ExpandPStr.bFound Did we expand something ?
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bpl .9
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bpl .82
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jmp .11 Yes, start over with hPStr
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.82
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* or exit with Y,A & X from K.NewPStrYA
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.9 rts
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@ -109,40 +111,41 @@ K.ExpandPStr.AV lda K.ExpandPStr.End
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inx
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sta KrnBuf256,x
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stx ZPQuickPtr2
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stx ZPQuickPtr1 Make Ptr1 -> Var NAME
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lda /KrnBuf256
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sta ZPQuickPtr2+1
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sta ZPQuickPtr1+1
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ldy K.ExpandPStr.Start
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.1 iny
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inx
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lda (ZPQuickPtr3),y
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lda (ZPQuickPtr2),y
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sta KrnBuf256,x
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cpy K.ExpandPStr.End
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bne .1
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jsr ENV.CheckSysVarPtr2
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bcs .10
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>STYA ZPQuickPtr1
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bra .11
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jsr ENV.CheckSysVarPtr1
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bcc .2 Ptr3=VALUE
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.10 jsr ENV.FindVarPtr2
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jsr ENV.FindVarPtr1
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bcs .9
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jsr ENV.NextEnvPtr1 Skip NAME
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jsr ENV.NextEnvPtr3 Skip NAME
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.11 ldy #0
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.2 lda (ZPQuickPtr3)
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beq .9 in case CheckSysVarPtr1 returned a NUL string
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ldy #0
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ldx KrnBuf256
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.2 iny
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lda (ZPQuickPtr1),y
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.3 iny
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lda (ZPQuickPtr3),y
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inx
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sta KrnBuf256,x
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tya
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cmp (ZPQuickPtr1) last char?
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bne .2
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cmp (ZPQuickPtr3) last char?
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bne .3
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stx KrnBuf256
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.9 rts
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@ -176,13 +179,14 @@ K.ExpandPStr.hPStr .BS 1
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* Y,A = PTR to String NAME=VALUE (PSTR)
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* ##Out:
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*\--------------------------------------
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K.PutEnvYA >STYA ZPQuickPtr2 NAME=VALUE
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lda (ZPQuickPtr2)
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K.PutEnvYA >STYA ZPQuickPtr1 NAME=VALUE
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lda (ZPQuickPtr1)
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beq .9
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sta KrnBuf256
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tay
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.1 lda (ZPQuickPtr2),y
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.1 lda (ZPQuickPtr1),y copy PSTR to KrnBuf256
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sta KrnBuf256,y
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dey
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bne .1
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@ -203,27 +207,23 @@ K.PutEnvYA >STYA ZPQuickPtr2 NAME=VALUE
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cpy KrnBuf256 last char ?
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beq .9 we have "VAR="
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lda KrnBuf256 save actual string len
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lda KrnBuf256 get actual string len
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sty KrnBuf256 set length of VAR string
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dec KrnBuf256 ...without "="
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.3 clc Substract VAR len+1 from whole len to get
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clc Substract VAR len+1 from whole len to get
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sbc KrnBuf256 VALUE len
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sta KrnBuf256,y save it at "=" POS
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tya
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clc
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adc #KrnBuf256
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sta ZPQuickPtr3
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stz ZPQuickPtr1 #KrnBuf256
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sty ZPQuickPtr2
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lda /KrnBuf256
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sta ZPQuickPtr3+1
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sta ZPQuickPtr1+1
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sta ZPQuickPtr2+1
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>LDYAI KrnBuf256
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>STYA ZPQuickPtr2
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bra K.SetEnvPtr2Ptr3
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bra K.SetEnvPtr1Ptr2
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.9 sec
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rts
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@ -234,32 +234,31 @@ K.PutEnvYA >STYA ZPQuickPtr2 NAME=VALUE
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* PUSHW = PTR To Name (PSTR)
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* ##Out:
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*\--------------------------------------
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K.SetEnv >PULLW ZPQuickPtr2 NAME...
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>PULLW ZPQuickPtr3 ...VALUE
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K.SetEnv jsr PullPtr1Ptr2 Ptr1=NAME,Ptr2=VALUE
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K.SetEnvPtr2Ptr3
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jsr S.UnsetEnvPtr2
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K.SetEnvPtr1Ptr2
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jsr S.UnsetEnvPtr1
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jsr ENV.InitEnvPtr1 Y,A = ZPQuickPtr1 -> Env
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jsr ENV.InitEnvPtr3 ZPQuickPtr3 -> Env
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lda ZPQuickPtr1 Compute ENV UPPER LIMIT in Ptr4
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lda ZPQuickPtr3 Compute ENV UPPER LIMIT in Ptr4
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clc
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adc #K.ENV.SIZE
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sta ZPQuickPtr4
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lda ZPQuickPtr1+1
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lda ZPQuickPtr3+1
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adc /K.ENV.SIZE
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sta ZPQuickPtr4+1
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ldy ZPQuickPtr1+1
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lda ZPQuickPtr1 Compute New Env Upper limit in A,Y
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ldy ZPQuickPtr3+1
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lda ZPQuickPtr3 Compute New Env Upper limit in A,Y
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sec
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adc (ZPQuickPtr2) add NAME len +1
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adc (ZPQuickPtr1) add NAME len +1
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bcc .1
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iny
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.1 sec
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adc (ZPQuickPtr3) add VALUE len +1
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adc (ZPQuickPtr2) add VALUE len +1
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bcc .2
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iny
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@ -268,39 +267,39 @@ K.SetEnvPtr2Ptr3
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sbc ZPQuickPtr4+1
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bcs .99
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.3 lda (ZPQuickPtr1) Scan until endig 0...
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.3 lda (ZPQuickPtr3) Scan until ending 0...
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beq .4
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inc ZPQuickPtr1
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inc ZPQuickPtr3
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bne .3
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inc ZPQuickPtr1+1
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inc ZPQuickPtr3+1
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bne .3
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.4 lda (ZPQuickPtr2)
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sta (ZPQuickPtr1)
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.4 lda (ZPQuickPtr1)
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sta (ZPQuickPtr3)
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tay
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.5 lda (ZPQuickPtr2),y
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sta (ZPQuickPtr1),y
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.5 lda (ZPQuickPtr1),y
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sta (ZPQuickPtr3),y
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dey
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bne .5
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jsr ENV.NextEnvPtr1
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jsr ENV.NextEnvPtr3
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lda (ZPQuickPtr3)
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sta (ZPQuickPtr1)
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lda (ZPQuickPtr2)
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sta (ZPQuickPtr3)
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tay
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.6 lda (ZPQuickPtr3),y
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sta (ZPQuickPtr1),y
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.6 lda (ZPQuickPtr2),y
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sta (ZPQuickPtr3),y
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dey
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bne .6
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jsr ENV.NextEnvPtr1
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jsr ENV.NextEnvPtr3
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.8 lda #0
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sta (ZPQuickPtr1)
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sta (ZPQuickPtr3)
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clc
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rts
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@ -315,14 +314,14 @@ K.SetEnvPtr2Ptr3
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* CC : Y,A = PTR to VALUE (PSTR)
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* CS : not found
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*\--------------------------------------
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K.GetEnvYA >STYA ZPQuickPtr2
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jsr ENV.CheckSysVarPtr2
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K.GetEnvYA >STYA ZPQuickPtr1
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jsr ENV.CheckSysVarPtr1
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bcc .8
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jsr ENV.FindVarPtr2
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jsr ENV.FindVarPtr1
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bcs .9
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jsr ENV.NextEnvPtr1 Skip NAME
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>LDYA ZPQuickPtr1
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jsr ENV.NextEnvPtr3 Skip NAME
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>LDYA ZPQuickPtr3
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clc just in case ADC in NextEnvPtr1 disturb CC
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.8 rts
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@ -334,39 +333,41 @@ K.GetEnvYA >STYA ZPQuickPtr2
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* Y,A = PTR To Name (PSTR)
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* ##Out:
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*\--------------------------------------
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K.UnsetEnvYA >STYA ZPQuickPtr2 Store VAR Name
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S.UnsetEnvPtr2 jsr ENV.FindVarPtr2
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K.UnsetEnvYA >STYA ZPQuickPtr1 Store VAR Name
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S.UnsetEnvPtr1 jsr ENV.FindVarPtr1
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bcs .8 not found, quit
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jsr ENV.DiscardVarPtr1 Ptr1 -> ENVNAME
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jsr ENV.DiscardVarPtr3 Ptr3 -> ENVNAME
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.8 clc
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rts
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*--------------------------------------
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* PRIVATE
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*--------------------------------------
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* ENV.CheckSysVarPtr2
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* ENV.CheckSysVarPtr1
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* In:
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* ZPQuickPtr2 -> NAME
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* ZPQuickPtr1 -> NAME
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* Out:
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* CC: Found
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* YA -> VALUE
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* CS: Not Found
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*--------------------------------------
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ENV.CheckSysVarPtr2
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lda (ZPQuickPtr2)
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ENV.CheckSysVarPtr1
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lda (ZPQuickPtr1)
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cmp #1 is name 1 char?
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bne .9
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ldy #1
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lda (ZPQuickPtr2),y
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cmp #'0' $0...$9 ??
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bcc .1 no,
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lda (ZPQuickPtr1),y
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cmp #'0'-1 $0...$9 ??
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bcc .1
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cmp #'9'+1
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bcs .1
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and #$0F
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jmp K.GetArgA
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jsr K.GetArgA
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>STYA ZPQuickPtr3
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rts
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.1 ldx #ENV.SysVarsJmp-ENV.SysVars-1
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.2 cmp ENV.SysVars,x
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@ -382,19 +383,51 @@ ENV.CheckSysVarPtr2
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tax
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jmp (ENV.SysVarsJmp,x)
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*--------------------------------------
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ENV.SysVars .AS "*#?$!"
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ENV.SysVars .AS "*#?@$!"
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ENV.SysVarsJmp .DA ENV.SysVarsArgs
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.DA ENV.SysVarsArgC
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.DA ENV.SysVarsRC
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.DA ENV.SysVarsPPID
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.DA ENV.SysVarsPID
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.DA ENV.SysVarsCPID
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*--------------------------------------
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ENV.SysVarsArgs sec
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rts
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ENV.SysVarsArgC jsr K.GetArgC
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ENV.SysVarsArgs lda #1
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jsr K.GetArgA Trash Ptr1
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stz KrnOut256
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ldx #0
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.1 lda (ZPQuickPtr1)
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beq ENV.SysVarsExit
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ldy #0
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.2 iny
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inx
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lda (ZPQuickPtr1),y
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sta KrnOut256,x
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tya
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cmp (ZPQuickPtr1)
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bne .2
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adc ZPQuickPtr1 CS from beq .2
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sta ZPQuickPtr1
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bcc .3
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inc ZPQuickPtr1+1
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.3 lda #' '
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inx
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beq ENV.SysVarsExit make sure not overlapping buf 256
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sta KrnOut256,x
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bra .1
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ENV.SysVarsArgC jsr K.GetArgC Trash Ptr1
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bra ENV.SysVarsA
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ENV.SysVarsRC ldy #S.PS.RC
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.HS 2C
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ENV.SysVarsPPID ldy #S.PS.PPID
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.HS 2C
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ENV.SysVarsPID ldy #S.PS.PID
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.HS 2C
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ENV.SysVarsCPID ldy #S.PS.CPID
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@ -405,82 +438,83 @@ ENV.SysVarsA sta HEXBUF
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stz HEXBUF+3
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jsr HEX2DEC
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ldx #0
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ldy #0
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.1 lda ASCBUF,x
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.1 lda ASCBUF,y
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cmp #'0'
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bne .2
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inx
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cpx #10
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iny
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cpy #10
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bne .1
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sta KrnOut256+1
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ldy #1
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bne .8 always
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ldx #1
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bra ENV.SysVarsExit
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.2 ldy #0
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.2 ldx #0
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.3 lda ASCBUF,x
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iny
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sta KrnOut256,y
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.3 lda ASCBUF,y
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inx
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cpx #10
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sta KrnOut256,x
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iny
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cpy #10
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bne .3
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.8 sty KrnOut256
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ENV.SysVarsExit stx KrnOut256
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>LDYAI KrnOut256
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>STYA ZPQuickPtr3
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clc
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rts
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*--------------------------------------
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* ENV.FindVarPtr2
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* ENV.FindVarPtr1
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* In:
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* ZPQuickPtr2 -> NAME
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* ZPQuickPtr1 -> NAME
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* Out:
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* CC: Found
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* ZPQuickPtr1 -> ENV.NAME
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* ZPQuickPtr2 -> NAME
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* ZPQuickPtr1 -> NAME
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* ZPQuickPtr3 -> ENV.NAME
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* CS: Not Found
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* ZPQuickPtr1 -> PTR to Ending 0
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* ZPQuickPtr2 -> NAME
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* ZPQuickPtr1 -> NAME
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* ZPQuickPtr3 -> PTR to Ending 0
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*--------------------------------------
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ENV.FindVarPtr2 jsr ENV.InitEnvPtr1 Store ENV
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ENV.FindVarPtr1 jsr ENV.InitEnvPtr3 Store ENV
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bcs .99
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lda (ZPQuickPtr1)
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lda (ZPQuickPtr3)
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beq .9 end of ENV
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.1 cmp (ZPQuickPtr2) Same len as NAME?
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.1 cmp (ZPQuickPtr1) Same len as NAME?
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bne .3
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tay
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.2 lda (ZPQuickPtr1),y
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cmp (ZPQuickPtr2),y
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cmp (ZPQuickPtr3),y
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bne .3
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dey
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bne .2
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clc
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rts
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.3 jsr ENV.NextEnvPtr1 Skip NAME
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jsr ENV.NextEnvPtr1 Skip VALUE
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lda (ZPQuickPtr1)
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.3 jsr ENV.NextEnvPtr3 Skip NAME
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jsr ENV.NextEnvPtr3 Skip VALUE
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lda (ZPQuickPtr3)
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bne .1
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.9 sec
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.99 rts
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*--------------------------------------
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* ENV.DiscardVarPtr1
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* ENV.DiscardVarPtr3
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* In:
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* ZPQuickPtr1 -> ENV.NAME to Discard
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* ZPQuickPtr3 -> ENV.NAME to Discard
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*--------------------------------------
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ENV.DiscardVarPtr1
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lda ZPQuickPtr1 Discard current NAME & VALUE definition
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sec ZPQuickPtr1 -> NAME
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adc (ZPQuickPtr1) add NAME+1 to ZPQuickPtr1
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ENV.DiscardVarPtr3
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lda ZPQuickPtr3 Discard current NAME & VALUE definition
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sec ZPQuickPtr3 -> NAME
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adc (ZPQuickPtr3) add NAME+1 to ZPQuickPtr3
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sta ZPQuickPtr4 store it in ZPQuickPtr4
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lda #0
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adc ZPQuickPtr1+1
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adc ZPQuickPtr3+1
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sta ZPQuickPtr4+1
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lda ZPQuickPtr4 add VALUE+1 to ZPQuickPtr4
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@ -493,28 +527,28 @@ ENV.DiscardVarPtr1
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.1 ldy #0
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.2 lda (ZPQuickPtr4),y Move back tail...
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sta (ZPQuickPtr1),y
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sta (ZPQuickPtr3),y
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beq .8 ...until we move ending 0
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iny
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bne .2
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inc ZPQuickPtr1+1
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inc ZPQuickPtr3+1
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inc ZPQuickPtr4+1
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bra .2
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.8 rts
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*--------------------------------------
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ENV.InitEnvPtr1 ldy #S.PS.hENV
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ENV.InitEnvPtr3 ldy #S.PS.hENV
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lda (pPs),y
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jsr K.GetMemPtrA
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>STYA ZPQuickPtr1 Store ENV
|
||||
>STYA ZPQuickPtr3 Store ENV
|
||||
rts
|
||||
*--------------------------------------
|
||||
ENV.NextEnvPtr1 lda ZPQuickPtr1
|
||||
ENV.NextEnvPtr3 lda ZPQuickPtr3
|
||||
sec
|
||||
adc (ZPQuickPtr1)
|
||||
sta ZPQuickPtr1
|
||||
adc (ZPQuickPtr3)
|
||||
sta ZPQuickPtr3
|
||||
bcc .8
|
||||
inc ZPQuickPtr1+1
|
||||
inc ZPQuickPtr3+1
|
||||
.8 rts
|
||||
*--------------------------------------
|
||||
MAN
|
||||
|
||||
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Reference in New Issue
Block a user