why nobody listens to me? :’( :’( 

I said you need to load the Alien-MacOSX* packages, not a configuration :)

now you have a configuration, you can check it in my previous mail.

Esteban 

ps: btw, there is a problem with callbacks I will fix now… these packages has 
not been used since a lot of time...


> On 26 Oct 2016, at 10:53, Dimitris Chloupis <kilon.al...@gmail.com> wrote:
> 
> Unfortunately does not load it says that a package conflicts with Alien-core 
> :(
> 
> "PackageConflictError: Package/Tag can not be added because it conflicts with 
> package Alien tag Core
> RPackageOrganizer>>validateCanBeAddedPackageName:tagName:
> Debug
> [ (packageName includes: $-)
>     ifFalse: [ ^ self ].
> ^ self
>     validateCanBeAddedPackageName: (packageName copyUpToLast: $-)
>     tagName:
>         (packageName copyAfterLast: $-)
>             , (tagName ifNotNil: [ '-' , tagName ] ifNil: [ '' ]) ] in 
> RPackageOrganizer>>validateCanBeAddedPackageName:tagName: in Block: [ 
> (packageName includes: $-)...
> IdentityDictionary(Dictionary)>>at:ifAbsent:
> RPackageOrganizer>>packageNamed:ifAbsent:
> RPackageOrganizer>>validateCanBeAddedPackageName:tagName:
> RPackageOrganizer>>validateCanBeAddedPackage:
> RPackageOrganizer>>registerPackage:
> RPackage>>register
> [ (RPackage named: aString asSymbol) register ] in 
> RPackageOrganizer>>registerPackageNamed: in Block: [ (RPackage named: aString 
> asSymbol) register ]
> IdentityDictionary(Dictionary)>>at:ifAbsent:
> RPackageOrganizer>>packageNamed:ifAbsent:
> RPackageOrganizer>>registerPackageNamed:
> MCVersionLoader>>ensurePackage:
> [ self ensurePackage: version package.
> self loadWithNameLike: version info name ] in [ | version |
> version := versions first.
> [ self ensurePackage: version package.
> self loadWithNameLike: version info name ] asJob
>     title: 'Loading ' , version info name asString;
>     run ] in MCVersionLoader>>load in Block: [ self ensurePackage: version 
> package....
> BlockClosure>>cull:
> [ ^ block cull: self ] in [ self prepareForRunning.
> CurrentJob value: self during: [ ^ block cull: self ] ] in Job>>run in Block: 
> [ ^ block cull: self ]
> [ p psValueAt: index put: anObject.
> aBlock value ] in CurrentJob(DynamicVariable)>>value:during: in Block: [ p 
> psValueAt: index put: anObject....
> BlockClosure>>ensure:
> CurrentJob(DynamicVariable)>>value:during:
> CurrentJob class(DynamicVariable class)>>value:during:
> [ self prepareForRunning.
> CurrentJob value: self during: [ ^ block cull: self ] ] in Job>>run in Block: 
> [ self prepareForRunning....
> BlockClosure>>ensure:
> Job>>run
> [ | version |
> version := versions first.
> [ self ensurePackage: version package.
> self loadWithNameLike: version info name ] asJob
>     title: 'Loading ' , version info name asString;
>     run ] in MCVersionLoader>>load in Block: Debug
> [ (packageName includes: $-)
>     ifFalse: [ ^ self ].
> ^ self
>     validateCanBeAddedPackageName: (packageName copyUpToLast: $-)
>     tagName:
>         (packageName copyAfterLast: $-)
>             , (tagName ifNotNil: [ '-' , tagName ] ifNil: [ '' ]) ] in 
> RPackageOrganizer>>validateCanBeAddedPackageName:tagName: in Block: [ 
> (packageName includes: $-)...
> IdentityDictionary(Dictionary)>>at:ifAbsent:
> RPackageOrganizer>>packageNamed:ifAbsent:
> RPackageOrganizer>>validateCanBeAddedPackageName:tagName:
> RPackageOrganizer>>validateCanBeAddedPackage:
> RPackageOrganizer>>registerPackage:
> RPackage>>register
> [ (RPackage named: aString asSymbol) register ] in 
> RPackageOrganizer>>registerPackageNamed: in Block: [ (RPackage named: aString 
> asSymbol) register ]
> IdentityDictionary(Dictionary)>>at:ifAbsent:
> RPackageOrganizer>>packageNamed:ifAbsent:
> RPackageOrganizer>>registerPackageNamed:
> MCVersionLoader>>ensurePackage:
> [ self ensurePackage: version package.
> self loadWithNameLike: version info name ] in [ | version |
> version := versions first.
> [ self ensurePackage: version package.
> self loadWithNameLike: version info name ] asJob
>     title: 'Loading ' , version info name asString;
>     run ] in MCVersionLoader>>load in Block: [ self ensurePackage: version 
> package....
> BlockClosure>>cull:
> [ ^ block cull: self ] in [ self prepareForRunning.
> CurrentJob value: self during: [ ^ block cull: self ] ] in Job>>run in Block: 
> [ ^ block cull: self ]
> [ p psValueAt: index put: anObject.
> aBlock value ] in CurrentJob(DynamicVariable)>>value:during: in Block: [ p 
> psValueAt: index put: anObject....
> BlockClosure>>ensure:
> CurrentJob(DynamicVariable)>>value:during:
> CurrentJob class(DynamicVariable class)>>value:during:
> [ self prepareForRunning.
> CurrentJob value: self during: [ ^ block cull: self ] ] in Job>>run in Block: 
> [ self prepareForRunning....
> BlockClosure>>ensure:
> Job>>run
> [ | version |
> version := versions first.
> [ self ensurePackage: version package.
> self loadWithNameLike: version info name ] asJob
>     title: 'Loading ' , version info name asString;
>     run ] in MCVersionLoader>>load in Block: RPackageConflictError: 
> Package/Tag can not be added because it conflicts with package Alien tag Core
> RPackageOrganizer>>validateCanBeAddedPackageName:tagName:
> [ (packageName includes: $-)
>     ifFalse: [ ^ self ].
> ^ self
>     validateCanBeAddedPackageName: (packageName copyUpToLast: $-)
>     tagName:
>         (packageName copyAfterLast: $-)
>             , (tagName ifNotNil: [ '-' , tagName ] ifNil: [ '' ]) ] in 
> RPackageOrganizer>>validateCanBeAddedPackageName:tagName: in Block: [ 
> (packageName includes: $-)...
> IdentityDictionary(Dictionary)>>at:ifAbsent:
> RPackageOrganizer>>packageNamed:ifAbsent:
> RPackageOrganizer>>validateCanBeAddedPackageName:tagName:
> RPackageOrganizer>>validateCanBeAddedPackage:
> RPackageOrganizer>>registerPackage:
> RPackage>>register
> [ (RPackage named: aString asSymbol) register ] in 
> RPackageOrganizer>>registerPackageNamed: in Block: [ (RPackage named: aString 
> asSymbol) register ]
> IdentityDictionary(Dictionary)>>at:ifAbsent:
> RPackageOrganizer>>packageNamed:ifAbsent:
> RPackageOrganizer>>registerPackageNamed:
> MCVersionLoader>>ensurePackage:
> [ self ensurePackage: version package.
> self loadWithNameLike: version info name ] in [ | version |
> version := versions first.
> [ self ensurePackage: version package.
> self loadWithNameLike: version info name ] asJob
>     title: 'Loading ' , version info name asString;
>     run ] in MCVersionLoader>>load in Block: [ self ensurePackage: version 
> package....
> BlockClosure>>cull:
> [ ^ block cull: self ] in [ self prepareForRunning.
> CurrentJob value: self during: [ ^ block cull: self ] ] in Job>>run in Block: 
> [ ^ block cull: self ]
> [ p psValueAt: index put: anObject.
> aBlock value ] in CurrentJob(DynamicVariable)>>value:during: in Block: [ p 
> psValueAt: index put: anObject....
> BlockClosure>>ensure:
> CurrentJob(DynamicVariable)>>value:during:
> CurrentJob class(DynamicVariable class)>>value:during:
> [ self prepareForRunning.
> CurrentJob value: self during: [ ^ block cull: self ] ] in Job>>run in Block: 
> [ self prepareForRunning....
> BlockClosure>>ensure:
> Job>>run
> [ | version |
> version := versions first.
> [ self ensurePackage: version package.
> self loadWithNameLike: version info name ] asJob
>     title: 'Loading ' , version info name asString;
>     run ] in MCVersionLoader>>load in Block: "
> 
> On Wed, Oct 26, 2016 at 11:39 AM Esteban Lorenzano <esteba...@gmail.com 
> <mailto:esteba...@gmail.com>> wrote:
> you do not need UFFI for that, you already have the Alien-MacOS* packages 
> (not loaded by default, but you can find it at www.squeaksource.com/Alien 
> <http://www.squeaksource.com/Alien>, I need to prepare a configuration and 
> add a catalog entry for it).
> 
> then you can do nice things like this: 
> 
> 
>  
> 
> :)
> 
> 
> 
>> On 26 Oct 2016, at 05:03, Dimitris Chloupis <kilon.al...@gmail.com 
>> <mailto:kilon.al...@gmail.com>> wrote:
>> 
>> Is there any information how to use UFI for calling dynamically shared ObjC 
>> libraries ?
> 
> <Screen Shot 2016-10-26 at 10.37.54.png><Screen Shot 2016-10-26 at 
> 10.37.54.png>

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