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113 lines
2.4 KiB
Plaintext
113 lines
2.4 KiB
Plaintext
PR#3
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PREFIX /A2OSX.SRC
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NEW
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INC 1
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AUTO 6
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.LIST OFF
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.OP 65C02
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*--------------------------------------
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* S.LoadLibYA
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* in :
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* Y,A = PTR To Lib Name
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* out :
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* A = hMem To loaded LIB
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*--------------------------------------
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S.LoadLibYA jsr S.NewPStrYA
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bcs .99
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sta S.LoadLibYA.hLibName save LibName hMem for discard
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jsr S.LoadLibA
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php save error status
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pha save error code/hMem
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lda S.LoadLibYA.hLibName
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jsr S.FreeMemA discard STR hMem
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pla get back error code/hMem
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plp ..and error status
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.99 rts
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*--------------------------------------
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S.LoadLibYA.hLibName .BS 1
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*--------------------------------------
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* S.LoadLibA
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* in :
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* A = hMem To Lib Name
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* out :
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* A = hMem of Loaded Lib
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*--------------------------------------
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S.LoadLibA sta S.LoadLibA.hName push libname for S.FileSearch
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>LDYAI ENV.LIB push ENVNAME=LIB
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jsr S.GetEnvVarYA get value for ENV=LIB
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bcs .99
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sta S.LoadLibA.hSrch save hMem to LIB VALUE
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>PUSHB S.LoadLibA.hName
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>PUSHB S.LoadLibA.hSrch
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jsr S.FileSearch find libname in $LIB
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bcs .98
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sta S.LoadLibA.hPath
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jsr S.LoadBinA A = hMem of filename full path
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bcs .97
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stx S.LoadLibA.hMem
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>STYA pLib
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ldx #LIBMGR.LOAD
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jsr pLibJmp Call LIB.LOAD function
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bcs .97
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jsr .97
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lda S.LoadLibA.hMem
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clc
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rts
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.97 lda S.LoadLibA.hPath discard LIB PATH
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jsr S.FreeMemA
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.98 lda S.LoadLibA.hSrch discard LIB VALUE
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jsr S.FreeMemA
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sec
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.99 rts
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*--------------------------------------
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S.LoadLibA.hName .BS 1
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S.LoadLibA.hSrch .BS 1
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S.LoadLibA.hPath .BS 1
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S.LoadLibA.hMem .BS 1
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*--------------------------------------
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* S.UnloadLibA
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* in :
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* A = hMem To Lib
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* out :
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*--------------------------------------
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S.UnloadLibA pha
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jsr S.GetMemByIDA
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>STYA ZPQuickPtr1
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ldy #S.MEM.REFCNT
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lda (ZPQuickPtr1),y Get count of those referencing this lib
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dec only one left ?
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beq .1
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sta (ZPQuickPtr1),y
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pla
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clc
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rts
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.1 ldy #S.MEM.PTR
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lda (ZPQuickPtr1),y
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pha
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iny
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lda (ZPQuickPtr1),y
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ply
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>STYA pLib
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ldx #LIBMGR.UNLOAD
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jsr pLibJmp Call LIB.UNLOAD function
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pla
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jmp S.FreeMemA
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*--------------------------------------
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MAN
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SAVE SYS/KERNEL.S.LIB
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LOAD SYS/KERNEL.S
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ASM
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