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New function fndefunit.

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git-svn-id: svn://svn.cc65.org/cc65/trunk@3834 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
cuz 2008-04-13 14:49:16 +00:00
parent aea6afa2d3
commit 8440c13edd
1 changed files with 15 additions and 5 deletions
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20
libsrc/cbm/filename.s
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@ -4,7 +4,7 @@
; File name handling for CBM file I/O
;
.export fnparse, fnset, fnaddmode, fncomplete
.export fnparse, fnset, fnaddmode, fncomplete, fndefunit
.export fnunit, fnlen, fncmd, fnbuf
.import SETNAM
@ -21,17 +21,17 @@
; fnlen -> length of filename
; fnbuf -> filename including drive spec
; fnunit -> unit from spec or default unit
;
; Returns an error code in A or zero if all is ok.
.proc fnparse
sta ptr1
stx ptr1+1 ; Save pointer to name
; For now we're always using the default unit
; For now we will always use the default unit
lda __curunit
sta fnunit
jsr fndefunit
; Check the name for a drive spec
@ -110,6 +110,16 @@ namedone:
.endproc
;--------------------------------------------------------------------------
; fndefunit: Use the default unit
.proc fndefunit
lda __curunit
sta fnunit
rts
.endproc
;--------------------------------------------------------------------------
; fnset: Tell the kernal about the file name