ceph.spec: use devtoolset-7-gcc-c++ on centos/rhel

for better performance.

Signed-off-by: Kefu Chai <kchai@redhat.com>

diff --git a/ceph.spec.in b/ceph.spec.in
index 82bb63aacc6624d695325e675c9dfb31a734c921..30692330aca79a987ca6fbd3778c7d17382dc07e 100644 (file)
--- a/ceph.spec.in
+++ b/ceph.spec.in
@@ -119,7 +119,13 @@ BuildRequires:     gperf
 BuildRequires:  cmake
 BuildRequires: cryptsetup
 BuildRequires: fuse-devel
+%if 0%{?rhel} == 7
+# devtoolset offers newer make and valgrind-devel, but the old ones are good
+# enough.
+BuildRequires: devtoolset-7-gcc-c++
+%else
 BuildRequires: gcc-c++
+%endif
 BuildRequires: gdbm
 %if 0%{with tcmalloc}
 BuildRequires: gperftools-devel >= 2.4
@@ -781,6 +787,11 @@ python-rbd, python-rgw or python-cephfs instead.
 %autosetup -p1 -n @TARBALL_BASENAME@
 
 %build
+
+%if 0%{?rhel} == 7
+. /opt/rh/devtoolset-7/enable
+%endif
+
 %if 0%{with cephfs_java}
 # Find jni.h
 for i in /usr/{lib64,lib}/jvm/java/include{,/linux}; do