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yaml --- r: 148455 b: refs/heads/try2 c: 67d83ac h: refs/heads/master i: 148453: 56e24fd 148451: 56a115c 148447: b4d38c1 v: v3
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[refs]

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refs/heads/try: 519addf6277dbafccbb4159db4b710c37eaa2ec5
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refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
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refs/heads/ndm: f3868061cd7988080c30d6d5bf352a5a5fe2460b
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refs/heads/try2: 67d83ac40af2c2e20c44e4c16b53e500880a7439
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refs/heads/dist-snap: ba4081a5a8573875fed17545846f6f6902c8ba8d
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refs/tags/release-0.2: c870d2dffb391e14efb05aa27898f1f6333a9596
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refs/tags/release-0.3: b5f0d0f648d9a6153664837026ba1be43d3e2503

branches/try2/doc/guide-ffi.md

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@@ -329,6 +329,12 @@ channel where the writing end (`Chan`) is used exclusively from the C callback
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to queue events. The reading end (`Port`) is used in the Rust task which owns
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the wrapper object.
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Depending on the type of data in the event you might want to convert callback
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data from C into a more suitable Rust structure before sending it into the
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channel. E.g. it makes sense to convert C strings (`char*`) into Rust strings.
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You could also use Rust enumerations to differentiate between multiple types
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of events and their data.
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Putting this together a wrapper for a library that uses a background thread
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that sends events could look like:
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