A2osX/SYS/KERNEL.S.STRV.txt
2020-02-07 16:35:52 +01:00

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NEW
AUTO 3,1
*/--------------------------------------
* # StrVShift
* ## ASM
* `>PUSHB hSTRV`
* `>PUSHB index`
* `>SYSCALL StrVShift`
* ## RETURN VALUE
*\--------------------------------------
K.StrVShift >PULLA index
eor #$ff
tax
>PULLA
sta SETREADAUX
sta SETWRITEAUX
jsr STRVX.StrVShift
sta CLRREADAUX
sta CLRWRITEAUX
rts
*/--------------------------------------
* # StrVGet
* ## ASM
* `>PUSHB hSTRV`
* `>PUSHB index`
* `>PUSHW ptr`
* `>SYSCALL StrVGet`
* ## RETURN VALUE
* CC: Y,A = Ptr
* CS: Y,A = NULL
*\--------------------------------------
K.StrVGet >PULLW FORPNT ptr
>PULLA index
eor #$ff
tax
>PULLA
sta SETREADAUX
sta SETWRITEAUX
jsr STRVX.StrVGet
sta CLRREADAUX
sta CLRWRITEAUX
rts
*/--------------------------------------
* # StrVAdd
* ## ASM
* `>PUSHB hSTRV`
* `>PUSHW str`
* `>SYSCALL StrVAdd`
* ## RETURN VALUE
* CC : str added to hSTRV
* CS : hSTRV full
*\--------------------------------------
K.StrVAdd >PULLW TXTPTR str
>PULLA
sta SETREADAUX
sta SETWRITEAUX
jsr STRVX.StrVAdd
sta CLRREADAUX
sta CLRWRITEAUX
rts
*--------------------------------------
MAN
SAVE USR/SRC/SYS/KERNEL.S.STRV
LOAD USR/SRC/SYS/KERNEL.S
ASM