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Include rustc deps when running build scripts #333

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Jun 12, 2020
Merged

Include rustc deps when running build scripts #333

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16 changes: 14 additions & 2 deletions cargo/cargo_build_script.bzl
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Original file line number Diff line number Diff line change
Expand Up @@ -18,12 +18,24 @@ def _cargo_build_script_run(ctx, script):
for f in ctx.attr.crate_features:
env["CARGO_FEATURE_" + f.upper().replace("-", "_")] = "1"

tools = depset(
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direct = [
script,
ctx.executable._cargo_build_script_runner,
toolchain.rustc,
],
transitive = [
# Needed for rustc to function.
toolchain.rustc_lib.files,
toolchain.rust_lib.files,
],
)

ctx.actions.run(
executable = ctx.executable._cargo_build_script_runner,
arguments = [script.path, env_out.path, flags_out.path],
outputs = [out_dir, env_out, flags_out],
tools = [script, ctx.executable._cargo_build_script_runner],
inputs = [script, toolchain.rustc],
tools = tools,
mnemonic = "CargoBuildScriptRun",
env = env,
)
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