Translator: use NIX_CFLAGS_COMPILE to find system headers #41
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This mirrors some functionality in upstream zig itself, where it will use these env vars to discover system headers for
@cImport
I'm having it run in the configure phase, which feels most appropriate to myself and one other person in this ziggit thread.
I have not added automated tests to this: I am willing to, but I'd appreciate advice on how best to go about that, if it's desired.
This, along with #40, builds on a project I'm working on, using zig
0.15.0-dev.1564+2761cc8be
. I have tested it within a nix shell. I have not tested inside of a "true" nix build, but I don't anticipate that working much differently. Famous last words?