From fcafece5cf68ad312d3b12a97edae6fef6ad845b Mon Sep 17 00:00:00 2001
From: Kefu Chai <kchai@redhat.com>
Date: Mon, 13 Nov 2017 01:23:53 +0800
Subject: [PATCH] setup_pbuilder: point gcc to gcc-7 on trusty

Signed-off-by: Kefu Chai <kchai@redhat.com>
---
 ceph-build/build/setup_pbuilder         | 35 +++++++++++++++++++++++++
 ceph-dev-build/build/setup_pbuilder     | 35 +++++++++++++++++++++++++
 ceph-dev-new-build/build/setup_pbuilder | 35 +++++++++++++++++++++++++
 3 files changed, 105 insertions(+)

diff --git a/ceph-build/build/setup_pbuilder b/ceph-build/build/setup_pbuilder
index 12f9797a..8cc0c22c 100755
--- a/ceph-build/build/setup_pbuilder
+++ b/ceph-build/build/setup_pbuilder
@@ -83,6 +83,41 @@ echo "BUILD_HOME=`mktemp -d`" >> ~/.pbuilderrc
 # in newer versions. This ticket solves the specific issue in 8.1.1 (which vendors urllib3):
 # https://github.com/shazow/urllib3/issues/567
 echo "USENETWORK=yes" >> ~/.pbuilderrc
+# point gcc,g++ to the newly installed ones
+hookdir=$HOME/.pbuilder/hook.d
+if [ "$DIST" = "trusty" ]; then
+    cat >> ~/.pbuilderrc <<EOF
+OTHERMIRROR="deb http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu $DIST main"
+OTHERMIRROR="$OTHERMIRROR | deb http://mirror.cs.uchicago.edu/ubuntu-toolchain-r $DIST main"
+OTHERMIRROR="$OTHERMIRROR | deb http://mirror.yandex.ru/mirrors/launchpad/ubuntu-toolchain-r $DIST main"
+ALLOWUNTRUSTED=yes
+EXTRAPACKAGES="g++-7"
+HOOKDIR=$hookdir
+EOF
+fi
+
+if [ ! -e $hookdir ]; then
+    mkdir -p $hookdir
+    cat > $hookdir/E10update-gcc-alternatives <<EOF
+old=4.8
+new=7
+
+update-alternatives \
+  --install /usr/bin/gcc gcc /usr/bin/gcc-\${new} 20 \
+  --slave   /usr/bin/g++ g++ /usr/bin/g++-\${new}
+
+update-alternatives \
+  --install /usr/bin/gcc gcc /usr/bin/gcc-\${old} 10 \
+  --slave   /usr/bin/g++ g++ /usr/bin/g++-\${old}
+
+update-alternatives --auto gcc
+
+# cmake uses the latter by default
+ln -nsf /usr/bin/gcc /usr/bin/x86_64-linux-gnu-gcc
+ln -nsf /usr/bin/g++ /usr/bin/x86_64-linux-gnu-g++
+EOF
+    chmod +x $hookdir/E10update-gcc-alternatives
+fi
 
 sudo pbuilder --clean
 
diff --git a/ceph-dev-build/build/setup_pbuilder b/ceph-dev-build/build/setup_pbuilder
index 12f9797a..8cc0c22c 100755
--- a/ceph-dev-build/build/setup_pbuilder
+++ b/ceph-dev-build/build/setup_pbuilder
@@ -83,6 +83,41 @@ echo "BUILD_HOME=`mktemp -d`" >> ~/.pbuilderrc
 # in newer versions. This ticket solves the specific issue in 8.1.1 (which vendors urllib3):
 # https://github.com/shazow/urllib3/issues/567
 echo "USENETWORK=yes" >> ~/.pbuilderrc
+# point gcc,g++ to the newly installed ones
+hookdir=$HOME/.pbuilder/hook.d
+if [ "$DIST" = "trusty" ]; then
+    cat >> ~/.pbuilderrc <<EOF
+OTHERMIRROR="deb http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu $DIST main"
+OTHERMIRROR="$OTHERMIRROR | deb http://mirror.cs.uchicago.edu/ubuntu-toolchain-r $DIST main"
+OTHERMIRROR="$OTHERMIRROR | deb http://mirror.yandex.ru/mirrors/launchpad/ubuntu-toolchain-r $DIST main"
+ALLOWUNTRUSTED=yes
+EXTRAPACKAGES="g++-7"
+HOOKDIR=$hookdir
+EOF
+fi
+
+if [ ! -e $hookdir ]; then
+    mkdir -p $hookdir
+    cat > $hookdir/E10update-gcc-alternatives <<EOF
+old=4.8
+new=7
+
+update-alternatives \
+  --install /usr/bin/gcc gcc /usr/bin/gcc-\${new} 20 \
+  --slave   /usr/bin/g++ g++ /usr/bin/g++-\${new}
+
+update-alternatives \
+  --install /usr/bin/gcc gcc /usr/bin/gcc-\${old} 10 \
+  --slave   /usr/bin/g++ g++ /usr/bin/g++-\${old}
+
+update-alternatives --auto gcc
+
+# cmake uses the latter by default
+ln -nsf /usr/bin/gcc /usr/bin/x86_64-linux-gnu-gcc
+ln -nsf /usr/bin/g++ /usr/bin/x86_64-linux-gnu-g++
+EOF
+    chmod +x $hookdir/E10update-gcc-alternatives
+fi
 
 sudo pbuilder --clean
 
diff --git a/ceph-dev-new-build/build/setup_pbuilder b/ceph-dev-new-build/build/setup_pbuilder
index 12f9797a..8cc0c22c 100755
--- a/ceph-dev-new-build/build/setup_pbuilder
+++ b/ceph-dev-new-build/build/setup_pbuilder
@@ -83,6 +83,41 @@ echo "BUILD_HOME=`mktemp -d`" >> ~/.pbuilderrc
 # in newer versions. This ticket solves the specific issue in 8.1.1 (which vendors urllib3):
 # https://github.com/shazow/urllib3/issues/567
 echo "USENETWORK=yes" >> ~/.pbuilderrc
+# point gcc,g++ to the newly installed ones
+hookdir=$HOME/.pbuilder/hook.d
+if [ "$DIST" = "trusty" ]; then
+    cat >> ~/.pbuilderrc <<EOF
+OTHERMIRROR="deb http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu $DIST main"
+OTHERMIRROR="$OTHERMIRROR | deb http://mirror.cs.uchicago.edu/ubuntu-toolchain-r $DIST main"
+OTHERMIRROR="$OTHERMIRROR | deb http://mirror.yandex.ru/mirrors/launchpad/ubuntu-toolchain-r $DIST main"
+ALLOWUNTRUSTED=yes
+EXTRAPACKAGES="g++-7"
+HOOKDIR=$hookdir
+EOF
+fi
+
+if [ ! -e $hookdir ]; then
+    mkdir -p $hookdir
+    cat > $hookdir/E10update-gcc-alternatives <<EOF
+old=4.8
+new=7
+
+update-alternatives \
+  --install /usr/bin/gcc gcc /usr/bin/gcc-\${new} 20 \
+  --slave   /usr/bin/g++ g++ /usr/bin/g++-\${new}
+
+update-alternatives \
+  --install /usr/bin/gcc gcc /usr/bin/gcc-\${old} 10 \
+  --slave   /usr/bin/g++ g++ /usr/bin/g++-\${old}
+
+update-alternatives --auto gcc
+
+# cmake uses the latter by default
+ln -nsf /usr/bin/gcc /usr/bin/x86_64-linux-gnu-gcc
+ln -nsf /usr/bin/g++ /usr/bin/x86_64-linux-gnu-g++
+EOF
+    chmod +x $hookdir/E10update-gcc-alternatives
+fi
 
 sudo pbuilder --clean
 
-- 
2.39.5