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distutils_rust: workaround a 'cc' deadlock issue

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Summary:
Set `-j 100` to workaround a deadlock issue in `cc`. This should unblock our
contbuild.

Reviewed By: singhsrb

Differential Revision: D17286866

fbshipit-source-id: 547888c2e6b1f4c0e5552b4a6502839766fa8141
This commit is contained in:
Jun Wu 2019-09-10 10:48:17 -07:00 committed by Facebook Github Bot
parent 2a0b8f58fb
commit 154094fdb7
1 changed files with 11 additions and 1 deletions
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12
distutils_rust/__init__.py
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@ -279,7 +279,17 @@ replace-with = "vendored-sources"
os.unlink(cargolockpath)
paths = self.rust_binary_paths()
cmd = [paths.get("cargo", "cargo"), "build", "--manifest-path", target.manifest]
# -j 100 is to workaround a bug in 'cc' that can cause deadlock.
# Remove it once cc gets upgrade to include
# https://github.com/alexcrichton/cc-rs/commit/238ee4f093c37084314711f05154c14eb6362711
cmd = [
paths.get("cargo", "cargo"),
"build",
"-j",
"100",
"--manifest-path",
target.manifest,
]
if not self.debug:
cmd.append("--release")