started taking ffi out of the main vm, putting it to a separate module

This commit is contained in:
hyunghwan.chung
2017-01-09 13:41:11 +00:00
parent 2528dcdbe5
commit 65f2f862f8
9 changed files with 505 additions and 419 deletions

69
moo/kernel/FFI.moo Normal file
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@ -0,0 +1,69 @@
class FFI(Object)
{
dcl name handle funcs.
method(#class) new: aString
{
^self new open: aString.
}
method open: aString
{
self.funcs := Dictionary new.
self.name := aString.
self.handle := self privateOpen: self.name.
"[ self.handle := self privateOpen: self.name ]
on: Exception do: [
]
on: XException do: [
]."
^self.
}
method close
{
self privateClose: self.handle.
self.handle := nil.
}
method call: aFunctionName withSig: aString withArgs: anArray
{
| f |
## f := self.funcs at: aFunctionName.
## f isNil ifTrue: [
## f := self privateGetSymbol: aFunctionName in: self.handle.
## f isNil ifTrue: [ self error: 'No such function' ].
## self.funcs at: aFunctionName put: f.
## ].
f := self privateGetSymbol: aFunctionName in: self.handle.
f isNil ifTrue: [ self error: 'No such function' ].
^self privateCall: f withSig: aString withArgs: anArray
}
method privateOpen: aString
{
<primitive: #_ffi_open>
^nil. ## TODO: Error signal: 'can not open'
}
method privateClose: aHandle
{
<primitive: #_ffi_close>
}
method privateCall: aSymbol withSig: aString withArgs: anArray
{
<primitive: #_ffi_call>
}
method privateGetSymbol: aString in: aHandle
{
<primitive: #_ffi_getsym>
^nil.
}
}

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@ -9,77 +9,6 @@
(* -------------------------------------------------------------------------- *)
class FFI(Object)
{
dcl name handle funcs.
method(#class) new: aString
{
^self new open: aString.
}
method open: aString
{
self.funcs := Dictionary new.
self.name := aString.
self.handle := self privateOpen: self.name.
"[ self.handle := self privateOpen: self.name ]
on: Exception do: [
]
on: XException do: [
]."
^self.
}
method close
{
self privateClose: self.handle.
self.handle := nil.
}
method call: aFunctionName withSig: aString withArgs: anArray
{
| f |
## f := self.funcs at: aFunctionName.
## f isNil ifTrue: [
## f := self privateGetSymbol: aFunctionName in: self.handle.
## f isNil ifTrue: [ self error: 'No such function' ].
## self.funcs at: aFunctionName put: f.
## ].
f := self privateGetSymbol: aFunctionName in: self.handle.
f isNil ifTrue: [ self error: 'No such function' ].
^self privateCall: f withSig: aString withArgs: anArray
}
method privateOpen: aString
{
<primitive: #_ffi_open>
^nil. ## TODO: Error signal: 'can not open'
}
method privateClose: aHandle
{
<primitive: #_ffi_close>
}
method privateCall: aSymbol withSig: aString withArgs: anArray
{
<primitive: #_ffi_call>
}
method privateGetSymbol: aString in: aHandle
{
<primitive: #_ffi_getsym>
^nil.
}
}
(* -------------------------------------------------------------------------- *)
(*#include 'FFI.moo'.*)
#include 'Stdio.moo'.
#include 'Console.moo'.