[swift-dev] [SourceKit] Include sourcekitd.h in distributed toolchain

[Argyrios Kyrtzidis]

Hi Ryan,

> On Aug 9, 2016, at 5:32 PM, Ryan Lovelett via swift-dev <swift-dev at swift.org> wrote:
> 
> The `soucekitd.framework` that comes bundled with Xcode does not include
> the headers, specifically `sourcekitd.h` [1]. On the other hand, the
> toolchains that get downloaded from Swift.org do come with the headers.
> Is there any particular reason for this?

The header is not currently bundled with Xcode because it is not considered a supported stable API.
The toolchain snapshots from swift.org do not make any promises about stable APIs so we include it with those.

> 
> The reason why I ask is that libraries that interface with SourceKit,
> e.g., SourceKitten [2] and node-sourcekit [3], are having to bundle the
> `sourcekitd.h` in their code bases [4][5] in order to compile against
> the distributed framework. It would be wonderful the _standard_
> distributed framework on macOS contained the headers.
> 
> I understand that this is not exactly the correct forum to ask Xcode
> questions. But this one does not strike me as a _strictly_ Xcode
> question. Of course if it is I suppose I will file a Radar.
> 
> [1]
> https://github.com/apple/swift/blob/adee86068e0941dfc6fd7da18e88abc9f7748fd9/tools/SourceKit/tools/sourcekitd/include/sourcekitd/sourcekitd.h
> [2] https://github.com/jpsim/SourceKitten
> [3] https://github.com/RLovelett/node-sourcekit
> [4]
> https://github.com/jpsim/SourceKitten/blob/f538238e746789cbca68d9c8b6b271e15c3ea79b/Source/SourceKittenFramework/sourcekitd.h
> [5]
> https://github.com/RLovelett/node-sourcekit/blob/better-include-linking-support/includes/sourcekitd/sourcekitd.h
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