OK, I’ll separate JavaScriptCore.so from the binary of weex_sdk before August 1



> 在 2019年7月19日,下午2:49,申远 <[email protected]> 写道:
> 
> If there is no other comments here, we will work out to separate
> JavaScriptCore.so from the binary of weex_sdk as planned, which is also
> weeks of workload. Maybe @ddy199726 shall give us a hand.
> 
> Best Regards,
> York Shen
> 
> 申远
> 
> 在 2019年7月18日,11:22,York Shen <[email protected]> 写道:
> 
> Just some further information about what @ddy199726 said.
> 
> The relationship between weex and JavaScriptCore is similar to the
> relationship between any Java Project and JDK.
> 
> 
>   - If one want to run a Java program, he/she must have a JDK/JRE to
>   interpret Java byte code.
>   - If one want to run a Weex program, he/she must have a JavaScript
>   interpretator to interpret JavaScript. Here we choose JavaScriptCore.
>   - Like any Java program must import some Java Class in the standard
>   JDK/JRE, weex has to import the some API (.h file) in JavaScriptCore. All
>   those API itself is under BSD License. @ddy199726 and I have doubled
>   checked it.
>   - The only problem I see here is that JavaScriptCore is inside the
>   binary of Weex, which should not happen anymore. We plan to decouple it
>   from Weex then users must include weex_sdk and JavaScriptCore together in
>   their product.
> 
> 
> Best Regards,
> York Shen
> 
> 申远
> 
> 在 2019年7月17日,15:16,[email protected] 写道:
> 
> Hey I'm a developer of incubator-weex
> 
> Weex used to use JavaScriptCore's source code directly to execute
> JavaScript like this way .
> 
> 
> JSValue returnValue = evaluate(globalObject->globalExec(),
> makeSource(source, sourceOrigin, url), JSValue(),
> evaluationException);
> 
> in this case, globalObject is inner object of JavaScriptCore,
> And makeSource is inline api of JavaScriptCore.
> 
> So Weex has to add all JavaScriptCore's source code to weex'
> s repo to make it work normally. There is an function call chain like
> Weex.apiA->Webkit.BSD.apiB->Webkit.BSD.apiC->Webkit.LGPL.apiD is true at
> that time.
> 
> But now, Weex has refactoring the way we use JavaScriptCore.
> Weex just use JavaScriptCore public api. And All JavaScriptCore source code
> has been removed from weex's repo.
> 
> We just include JavaScriptCore's publish api only.
> 
> So this function chain
> Weex.apiA->Webkit.BSD.apiB->Webkit.BSD.apiC->Webkit.LGPL.apiD is not
> existed now.
> 
> Now Function chain is Weex.apiA -> JavaScriptCore.BSD.apiB ->
> JavaScriptCore.so
> 
> So there is no webkit license and Webkit *.h in weex's repo now
> 
> you can checkout the source code from here
> https://weex.apache.org/download/download.html#_0-26-0 <
> https://weex.apache.org/download/download.html#_0-26-0>
> javaScriptCore's api directory is
> weex_core/Source/include/JavaScriptCore/API
> 
> Weex's logic that use JavaScriptCore's api is here
> weex_core/Source/js_runtime
> 
> FYI, JavaScriptCore itself is under dual License too, at least Weex include
> files under BSD License from JavaScriptCore
> 
> 
> 
> 
> 在 2019年7月16日,下午6:48,Myrle Krantz <[email protected]> 写道:
> 
> Hey all,
> 
> First of all: congratulations on your recent release!
> 
> I wanted to circle back to this to make sure it gets resolved before the
> next release.
> 
> First a summary of what has happened as I see it.  If my summary is
> incorrect, please let me know:
> * At some point in the past Weex introduced a run-time and a compile-time
> dependency to Webkit.  When adding the Webkit *.h to the repo, the correct
> license of those files was accidentally overwritten.
> * More recently, this mistake was discovered and a license review of Webkit
> as a dependency was made in which it was realized that Webkit:
> "As Webkit is under dual license, and it's almost impossible for us to
> figure out whether there is an function call chain like
> Weex.apiA->Webkit.BSD.apiB->Webkit.BSD.apiC->Webkit.LGPL.apiD. I'd like to
> know our proposed change is enough to fix the Category X dependency."
> (
> https://lists.apache.org/thread.html/babe010a7814d4cf3d3d92588bee9dd22277b610daf83733d2622c91@%3Cgeneral.incubator.apache.org%3E
> )
> * The question of whether Webkit could release like this was raised to the
> incubator and then to legal.
> * Despite the lack of resolution to this question, Weex was still allowed
> to make it's most recent release, because Weex is still in incubation.
> 
> While reviewing the release, it became clear to me that Weex is including
> WebKit for it's JavaScriptCore.  Within WebKit, JavaScriptCore is
> LGPL-licensed.  So it is likely that your functional call chains will
> include LGPL-licensed code (after all that's the code you're including
> WebKit for).
> 
> Is there an alternative implementation of JavaScriptCore that a user could
> use in place of the LGPL-licensed portions of WebKit?
> 
> Best Regards,
> Myrle

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