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Merge pull request #5033 from gilles-peskine-arm/all.sh-makeflags-nproc-2.x

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Backport 2.x: Limit make parallelism to the number of CPUs in all.sh
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Gilles Peskine 2021-10-06 19:35:25 +02:00 committed by GitHub
parent a4e060b87b 85229acf04
commit 70c1260968
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1 changed files with 13 additions and 1 deletions
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14
tests/scripts/all.sh
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@ -165,7 +165,7 @@ pre_initialize_variables () {
# if MAKEFLAGS is not set add the -j option to speed up invocations of make # if MAKEFLAGS is not set add the -j option to speed up invocations of make
if [ -z "${MAKEFLAGS+set}" ]; then if [ -z "${MAKEFLAGS+set}" ]; then
export MAKEFLAGS="-j" export MAKEFLAGS="-j$(all_sh_nproc)"
fi fi
# Include more verbose output for failing tests run by CMake or make # Include more verbose output for failing tests run by CMake or make
@ -313,6 +313,18 @@ trap 'fatal_signal HUP' HUP
trap 'fatal_signal INT' INT trap 'fatal_signal INT' INT
trap 'fatal_signal TERM' TERM trap 'fatal_signal TERM' TERM
# Number of processors on this machine. Used as the default setting
# for parallel make.
all_sh_nproc ()
{
{
nproc || # Linux
sysctl -n hw.ncpuonline || # NetBSD, OpenBSD
sysctl -n hw.ncpu || # FreeBSD
echo 1
} 2>/dev/null
}
msg() msg()
{ {
if [ -n "${current_component:-}" ]; then if [ -n "${current_component:-}" ]; then