Toolchain: Add a script to build GN from source

This commit is contained in:
Andrew Kaster 2023-07-26 07:29:16 -06:00 committed by Andrew Kaster
parent 0acd87954b
commit 50383d318c
Notes: sideshowbarker 2024-07-17 01:27:18 +09:00

34
Toolchain/BuildGN.sh Normal file
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@ -0,0 +1,34 @@
#!/usr/bin/env bash
# This script builds the GN meta-build system
set -e
DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
# shellcheck source=/dev/null
. "${DIR}/../Meta/shell_include.sh"
exit_if_running_as_root "Do not run BuildGN.sh as root, parts of your Toolchain directory will become root-owned"
NPROC=$(get_number_of_processing_units)
[ -z "$MAKEJOBS" ] && MAKEJOBS=${NPROC}
GIT_REPO=https://gn.googlesource.com/gn
GIT_REV=fae280eabe5d31accc53100137459ece19a7a295
BUILD_DIR="$DIR"/Build/gn
PREFIX_DIR="$DIR/Local/gn"
mkdir -p "$DIR"/Tarballs
pushd "$DIR"/Tarballs
[ ! -d gn ] && git clone $GIT_REPO
cd gn
git fetch origin
git checkout $GIT_REV
./build/gen.py --out-path="$BUILD_DIR" --allow-warnings
mkdir -p "$PREFIX_DIR/bin"
cp "$BUILD_DIR/gn" "$PREFIX_DIR/bin"
popd