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42 lines
780 B
Plaintext
42 lines
780 B
Plaintext
NEW
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AUTO 3,1
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*/--------------------------------------
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* # ArgV
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* ## ASM
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* **In:**
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* A = argument index.
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* ## RETURN VALUE
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* CC : success
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* Y,A = PTR To Arg[A]
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* CS : Out Of Bound
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*\--------------------------------------
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K.ArgV tax save requested arg#
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ldy #S.PS.hARGV
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lda (pPs),y
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jsr K.GetMemPtr
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>STYA ZPPtr2 Use Ptr2, called from ExpandStr
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.1 lda (ZPPtr2) end of ARGV[] ?
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beq .9 yes, not found....
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dex
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bmi .7
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.3 jsr SHARED.GetCharPtr2 skip str
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bne .3
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jsr SHARED.NextCharPtr2 skip \0
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bra .1
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.7 >LDYA ZPPtr2
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.8 clc
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rts
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.9 lda #E.OOB
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sec
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rts
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*--------------------------------------
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MAN
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SAVE USR/SRC/SYS/KERNEL.S.ARG
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LOAD USR/SRC/SYS/KERNEL.S
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ASM
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