Ubuntu 24.04を仮定すると、以下のコマンドを逐次実行する。

sudo apt update
sudo apt upgrade -y
sudo apt install -y git wget python3-pip python3-venv python-is-python3 apt-src
sudo perl -i -npe 's/^Types: deb$/Types: deb deb-src/' /etc/apt/sources.list.d/ubuntu.sources
sudo apt update
cd ~
mkdir -p temporary
cd temporary
apt-src install fcitx5-mozc
python3 -m venv ~/mozcdic-ut
source ~/mozcdic-ut/bin/activate
pip3 install jaconv
git clone --depth 1 https://github.com/utuhiro78/merge-ut-dictionaries.git
cd merge-ut-dictionaries/src/merge
bash make.sh
cat mozcdic-ut.txt >> ../../../mozc-*/src/data/dictionary_oss/dictionary00.txt
deactivate
cd ../../..
perl -i -0777 -pe "s/(        'mozc_server_lib',\n      \],)/\$1\n      'link_settings': {\n        'libraries': [\n          '-labsl_raw_logging_internal',\n        ],\n        'ldflags': [\n          '-Wl,--no-as-needed',\n        ],\n      },/" mozc-*/src/server/server.gyp
apt-src build fcitx5-mozc
mv fcitx5-mozc_*.deb ..
cd ..
rm -rf temporary
sudo dpkg --install fcitx5-mozc_*.deb
sudo apt --fix-broken install
sudo dpkg --install fcitx5-mozc_*.deb
exit