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60 lines
1.3 KiB
ArmAsm
60 lines
1.3 KiB
ArmAsm
;
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; Oliver Schmidt, 15.04.2005
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;
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; unsigned char __fastcall__ _sysrename (const char* oldname, const char* newname);
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;
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.export __sysrename
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.import pushname, popname
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.import popax
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.include "zeropage.inc"
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.include "mli.inc"
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__sysrename:
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; Save newname
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sta ptr2
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stx ptr2+1
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; Get and push oldname
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jsr popax
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jsr pushname
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bne oserr1
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; Save pushed oldname
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lda sp
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ldx sp+1
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sta ptr3
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stx ptr3+1
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; Restore and push newname
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lda ptr2
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ldx ptr2+1
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jsr pushname
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bne oserr2
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; Restore and set pushed oldname
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lda ptr3
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ldx ptr3+1
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sta mliparam + MLI::RENAME::PATHNAME
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stx mliparam + MLI::RENAME::PATHNAME+1
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; Set pushed newname
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lda sp
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ldx sp+1
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sta mliparam + MLI::RENAME::NEW_PATHNAME
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stx mliparam + MLI::RENAME::NEW_PATHNAME+1
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; Rename file
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lda #RENAME_CALL
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ldx #RENAME_COUNT
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jsr callmli
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; Cleanup newname
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jsr popname ; Preserves A
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; Cleanup oldname
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oserr2: jmp popname ; Preserves A
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oserr1: rts
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