Install scripts for LLVM/Clang 4.0 - run "get_clang.sh" then "sudo install_clang.sh"

get_clang.sh

#!/usr/bin/env bash

# You can enable development branch with SVN_BRANCH=trunk
# You can enable release 4.0 branch with SVN_BRANCH=branches/release_40
SVN_BRANCH=trunk

llvm_get () {
  mkdir -p "$2"
  svn co http://llvm.org/svn/llvm-project/$1/$SVN_BRANCH "$2"
}

enter_dir () {
  mkdir -p "$1"
  cd "$1"
}

BASEDIR=$(dirname $(realpath "$0"))
SRCDIR=$BASEDIR/llvm-src
BUILDDIR=$BASEDIR/llvm-src/build

mkdir -p "$BUILDDIR"

enter_dir "$SRCDIR"
llvm_get llvm llvm
enter_dir "$SRCDIR/llvm/tools"
llvm_get cfe clang
llvm_get lldb lldb
enter_dir "$SRCDIR/llvm/projects"
llvm_get compiler-rt compiler-rt
llvm_get openmp openmp
llvm_get libcxx libcxx
llvm_get libcxxabi libcxxabi

cd "$BUILDDIR"
cmake "$SRCDIR/llvm" \
  -DCMAKE_BUILD_TYPE=Release \
  -DLLVM_BUILD_TESTS=NO \
  -DLLVM_INCLUDE_TESTS=NO \
  -DLIBCXX_ENABLE_STATIC=YES \
  -DLIBCXX_ENABLE_SHARED=NO \
  -DCLANG_DEFAULT_CXX_STDLIB=libc++ \
  -DLIBCXX_ENABLE_STATIC_ABI_LIBRARY=ON \
  -DLIBCXX_INCLUDE_BENCHMARKS=OFF
cmake --build . -- -j8 VERBOSE=1

install_clang.sh

#!/usr/bin/env bash

BASEDIR=$(dirname $(realpath "$0"))
BUILDDIR=$BASEDIR/llvm-src/build

cp postinstall-pak "$BUILDDIR"
cp preremove-pak "$BUILDDIR"

cd "$BUILDDIR"

checkinstall -D \
    -y --strip --stripso --nodoc \
    --pkgname=llvm-clang-custom \
    --provides="clang" \
    --pkgversion=5.0.0 \
    --pkgrelease=svn \
    --deldesc=no

postinstall-pak

#! /bin/sh -e

prio=10

update-alternatives --quiet \
    --install /usr/bin/c++ \
		c++ \
        /usr/local/bin/clang++ \
		$prio

update-alternatives --quiet \
    --install /usr/bin/cc \
		cc \
        /usr/local/bin/clang \
		$prio

update-alternatives --quiet \
    --install /usr/bin/c89 \
		c89 \
        /usr/local/bin/clang \
		$prio

update-alternatives --quiet \
    --install /usr/bin/c99 \
		c99 \
        /usr/local/bin/clang \
		$prio

#DEBHELPER#

exit 0

preremove-pak

#!/bin/sh

set -e

if [ "$1" = "remove" ] || [ "$1" = "deconfigure" ]; then
    update-alternatives --quiet --remove cc /usr/local/bin/clang
    update-alternatives --quiet --remove c89 /usr/local/bin/clang
    update-alternatives --quiet --remove c99 /usr/local/bin/clang
    update-alternatives --quiet --remove c++ /usr/local/bin/clang++
fi

#DEBHELPER#

exit 0