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-rw-r--r--packaging/boost.spec3
1 files changed, 2 insertions, 1 deletions
diff --git a/packaging/boost.spec b/packaging/boost.spec
index 4f9496b9ea..014db44595 100644
--- a/packaging/boost.spec
+++ b/packaging/boost.spec
@@ -375,6 +375,7 @@ cat << \EOF >.build
# Now build it
J_P=%{jobs}
J_G=$(getconf _NPROCESSORS_ONLN)
+JOBS=${JOBS-$J_P}
[ $J_G -gt 64 ] && J_G=64
if test -z "$JOBS"; then
@@ -464,7 +465,7 @@ BOOST_LIBS="chrono,program_options,thread,system,filesystem,date_time,regex,seri
. /var/mpi-selector/data/$(rpm --qf "%{NAME}-%{VERSION}" -q openmpi).sh
%endif
-./b2 install \
+./b2 install %{?_smp_mflags} \
--prefix=%{buildroot}%{_prefix} --exec-prefix=%{buildroot}%{_bindir} \
--libdir=%{buildroot}%{_libdir} --includedir=%{buildroot}%{_includedir} \
--user-config=./user-config.jam