From fca2f5021830bf6e501a5f343fb6b434cefaa543 Mon Sep 17 00:00:00 2001
From: UkJung Kim <ujkim@samsung.com>
Date: Wed, 26 Apr 2017 18:23:13 +0900
Subject: Adjust parallel build to speed up build time

set JOBS to %{jobs}
pass %{_smp_mflags} to b2 install

Change-Id: Ifbd4ac0e7db90b48a7a4c118ef2d84c8497d54a3
---
 packaging/boost.spec | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/packaging/boost.spec b/packaging/boost.spec
index f540448d52..9e95342ff5 100644
--- a/packaging/boost.spec
+++ b/packaging/boost.spec
@@ -398,6 +398,7 @@ 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 "$JOBS"; then
@@ -493,7 +494,7 @@ BOOST_LIBS="chrono,program_options,thread,system,filesystem,date_time,regex,seri
 . /var/mpi-selector/data/$(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
-- 
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