Files
neovim/.github/scripts/install_deps.sh
dundargoc 8a4bee3ed0 build: update clang v21, fix warnings
- `src/nvim/ex_cmds_defs.h`: use "U" instead of "u" per
  `readability-uppercase-literal-suffix`
2026-04-14 18:39:38 +02:00

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#!/bin/bash
set -e
while (($# > 0)); do
case $1 in
--test) # install test dependencies
TEST=1
shift
;;
esac
done
OS=$(uname -s)
ARCH=$(uname -m)
if [[ $OS == Linux ]]; then
sudo apt-get update
sudo apt-get install -y build-essential cmake curl gettext ninja-build
if [[ $CC == clang ]]; then
DEFAULT_CLANG_VERSION=$(echo | clang -dM -E - | grep __clang_major | awk '{print $3}')
CLANG_VERSION=21
if ((DEFAULT_CLANG_VERSION >= CLANG_VERSION)); then
echo "Default clang version is $DEFAULT_CLANG_VERSION, which is equal or larger than wanted version $CLANG_VERSION. Aborting!"
exit 1
fi
wget https://apt.llvm.org/llvm.sh
chmod +x llvm.sh
sudo ./llvm.sh $CLANG_VERSION
# Alternatively could use `./llvm.sh … all` above, but that is heavy/slow.
sudo apt-get install -y clang-tidy-$CLANG_VERSION
sudo update-alternatives --install /usr/bin/clang clang /usr/bin/clang-$CLANG_VERSION 100
sudo update-alternatives --set clang /usr/bin/clang-$CLANG_VERSION
sudo update-alternatives --install /usr/bin/clang-tidy clang-tidy /usr/bin/clang-tidy-$CLANG_VERSION 100
sudo update-alternatives --set clang-tidy /usr/bin/clang-tidy-$CLANG_VERSION
fi
if [[ -n $TEST ]]; then
sudo apt-get install -y locales-all cpanminus attr libattr1-dev fish gdb inotify-tools xdg-utils
# Use default CC to avoid compilation problems when installing Python modules
CC=cc python3 -m pip -q install --user --upgrade --break-system-packages pynvim
# Skip installing npm on aarch64 as it tends to cause intermittent segmentation faults.
# See https://github.com/neovim/neovim/issues/32339.
if [[ $ARCH != aarch64 ]]; then
npm install -g neovim
npm link neovim
fi
fi
elif [[ $OS == Darwin ]]; then
brew update --quiet
if [[ -n $TEST ]]; then
brew install cpanminus fish fswatch
npm install -g neovim
npm link neovim
# Use default CC to avoid compilation problems when installing Python modules
CC=cc python3 -m pip -q install --user --upgrade --break-system-packages pynvim
fi
fi