git-gamescope.sh - Easily download, build and install latest gamescope master from Github

git-gamescope.sh

#!/bin/bash
# git-gamescope.sh
# Easily download, build and install latest gamescope master from Github
# Created 2023-04-21 - updated 2024-01-30
# Written for Siduction (Debian sid based distro)
# By dpanter https://gist.github.com/dpanter
# Meson install requires elevated privileges
# Dependency list https://github.com/ValveSoftware/gamescope/issues/838

PROJECT="gamescope"
RUNDATE="`date +%Y%m%d`"
COMMIT="`curl -v --silent https://github.com/ValveSoftware/gamescope/commits/master 2>&1 | grep -m 1 '"/ValveSoftware/gamescope/commit/' | awk -F"/commit/" '{print $2}' | cut -c 1-7`"

# check if project/commit dir already exists, wildcarded rundate. if no match, download/build project
if [ ! -n "$(/bin/ls -d $PROJECT-*-$COMMIT)" ]; then
   git clone https://github.com/ValveSoftware/gamescope.git $PROJECT-$RUNDATE-$COMMIT
   cd $PROJECT-$RUNDATE-$COMMIT
   git submodule update --init
   meson build/
   ninja -C build/
   meson install -C build/ --skip-subprojects

#if project/commit dir already exists, print message and quit
else
   echo "Directory for latest commit already exists: $(/bin/ls -d $PROJECT-*-$COMMIT)"
   echo "No actions taken this run."
fi