Building Zig on Ubuntu 20.04 LTS

zig-build-ubuntu.sh

#!/usr/bin/env bash

# https://github.com/ziglang/zig/wiki/Building-Zig-From-Source

set -efx

VERSION="0.7.1"

# if you have a mixed set of clang and llvm versions, then you
# will need to uninstall the previous version for this to work
PACKAGES=(
  clang-11
  cmake
  libclang-11-dev
  liblld-11-dev
  lld-11
  llvm-11
  llvm-11-dev
)

sudo apt update
sudo apt install ${PACKAGES[@]}

if [[ ! -d "$HOME/git/github/ziglang/zig" ]]; then
  (mkdir -p "$HOME/git/github/ziglang" && cd "$HOME/git/github/ziglang") || exit 1
  git clone git@github.com:ziglang/zig.git
fi

cd "$HOME/git/github/ziglang/zig" || exit 1

git checkout "$VERSION"
(mkdir -p build && cd build) || exit 1
cmake .. -DCMAKE_INSTALL_PREFIX="/usr/local/zig/$VERSION" -DCMAKE_BUILD_TYPE=Release
make
sudo make install

[[ ! -d "$HOME/bin" ]] && mkdir -p "$HOME/bin"
ln -s "/usr/local/zig/$VERSION/bin/zig" "$HOME/bin/zig"