Add script to build release package

build-package-meson.sh

+#!/bin/bash
+
+lite_build_pgo () {
+  build="$1"
+  if [[ $build == */* || -z "$build" ]]; then
+    echo "invalid build directory, no path allowed: \"$build\""
+    exit 1
+  fi
+  git ls-files --error-unmatch "$build" &> /dev/null
+  if [ $? == 0 ]; then
+    echo "invalid path, \"$build\" is under revision control"
+    exit 1
+  fi
+  rm -fr "$build"
+  meson setup --buildtype=release -Db_pgo=generate "$build" || exit 1
+  ninja -C "$build" || exit 1
+  cp -r data "$build/src"
+  "$build/src/lite"
+  meson configure -Db_pgo=use "$build"
+  ninja -C "$build" || exit 1
+}
+
+lite_build_package () {
+  build="$1"
+  version="$2"
+  arch="$3"
+  local pdir=".package-build/lite-xl-$version"
+  mkdir -p "$pdir"
+  cp -r data "$pdir"
+  cp "$build/src/lite" "$pdir"
+  strip "$pdir/lite"
+  pushd ".package-build"
+  local package_name="lite-xl-$version-$arch.tar.gz"
+  tar czf "$package_name" "lite-xl-$version"
+  mv "$package_name" ..
+  popd
+  rm -fr ".package-build"
+  echo "created package $package_name"
+}
+
+if [[ -z "$1" || -z "$2" ]]; then
+  echo "usage: $0 <version> <arch>"
+  exit 1
+fi
+
+version="$1"
+arch="$2"
+build_dir=".build-$arch"
+
+lite_build_pgo "$build_dir"
+lite_build_package "$build_dir" "$version" "$arch"
+