Ccls (Application)

Ccls

• from https://github.com/MaskRay/ccls/wiki/Build

Install

# shared/opt install schema v1.5.6

#### as common user ####
# define applications vars
export SOFTWARE_PATH="/home/shared/opt/software"
export NAME="ccls"
export VERSION="0.20210330"
export URL="https://github.com/MaskRay/ccls"
su - -w SOFTWARE_PATH,NAME,VERSION

#### as root ####
# install packages and prepare destination path
apt-get -q -y install wget coreutils findutils < /dev/null
apt-get -q -y g++ clang cmake libclang-dev llvm-dev rapidjson-dev git < /dev/null
mkdir -m 777 "${SOFTWARE_PATH}/tmp_install/" "${SOFTWARE_PATH}/${NAME}_${VERSION}/"
exit

#### as common user ####
umask 0027
cd "${SOFTWARE_PATH}/tmp_install"
git clone --branch ${VERSION} --depth=1 --recursive ${URL}
cd ccls
# define compiler flags optimizations (from debian dpkg-buildflags command)
export CFLAGS="-g0 -O2 -fstack-protector-strong -Wformat -Werror=format-security -mtune=native -pipe"
export LDFLAGS="-s -Wl,-z,relro"
# configure, build and install
cmake -H. -BRelease -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX="${SOFTWARE_PATH}/${NAME}_${VERSION}"
cmake --build Release
make -C Release install
cd
su - -w SOFTWARE_PATH,NAME,VERSION

#### as root ####
# ensure permissions to destination path
cd "${SOFTWARE_PATH}"
chown -R root:users "${NAME}_${VERSION}"
find "${NAME}_${VERSION}" -type d -exec chmod a-s,u+rwx,g+rx,g-w,o-rwx {} \;
find "${NAME}_${VERSION}" -type f -exec chmod a-s,u+rw,g+r,g-w,o-rwx {} \;
rm -rf tmp_install
ln -s -f -T "${NAME}_${VERSION}" "${NAME}"
exit

#### as common user ####
# test the application
"${SOFTWARE_PATH}/${NAME}/bin/ccls"