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fix boost build on single-core machines

Summary:
On a single-core Ubuntu VM, getdeps attempts to pass -j0 to Boost Jam,
which fails.

Reviewed By: fanzeyi

Differential Revision: D33675531

fbshipit-source-id: 629ee41448941213aadec10658583d8f984b13c2
This commit is contained in:
Chad Austin
2022-01-20 13:30:07 -08:00
committed by Facebook GitHub Bot
parent 8e6fcb47b2
commit ee112f8f8c

View File

@@ -75,7 +75,7 @@ class BuildOptions(object):
if not num_jobs:
import multiprocessing
num_jobs = multiprocessing.cpu_count() // 2
num_jobs = max(1, multiprocessing.cpu_count() // 2)
if not install_dir:
install_dir = os.path.join(scratch_dir, "installed")