Kdeneur-git package build script for ArchLinux (needs review before publish in AUR)

PKGBUILD-kdeneur-git.sh

# Maintainer: Andrew Shark <ashark@linuxcomp.ru>

pkgname=kdeneur-git
pkgver=0.20.0.r153.219393c
pkgrel=1
_xneurver=0.20.0
pkgdesc="KDE frontend for xneur (Auto Keyboard Layout Switcher)"
arch=('x86_64')
url="https://xneur.ru/"
license=('GPL')
depends=('qt4' 'kdelibs' 'kdelibs4support' "xneur-git>=${_xneurver}" "xosd")
makedepends=('git' 'gcc' 'make')
optdepends=()
provides=('kdeneur')
conflicts=('kdeneur')
source=( # 'git+https://github.com/AndrewCrewKuznetsov/xneur-devel' # Choose only one of these sources
#         'git+https://github.com/Ashark/xneur-devel#branch=transition-to-cmake' # I use it when developing
        )
sha1sums=( #'SKIP'
        )

pkgver() {
  cd xneur-devel
  knrelver=`cat kdeneur/CMakeLists.txt | grep "kdeneur VERSION" | cut -f3 -d ' ' | tr -d ")"`
  printf "$knrelver.r%s.%s" "$(git rev-list --count HEAD)" "$(git rev-parse --short HEAD)"
}

# set amake, qmake or cmake here
build_system=cmake

prepare() {
	if [[ $build_system == cmake ]]; then
# 		echo wip prepare
		mkdir -p ${srcdir}/xneur-devel/kdeneur/build
	elif [[ $build_system == amake ]]; then
		cd ${srcdir}/xneur-devel/kdeneur
		touch {README,NEWS,TODO} # without these files automake will not work
	elif [[ $build_system == qmake ]]; then
		echo wip qmake
	fi
}

build() {
	if [[ $build_system == cmake ]]; then
		# clear cache. I use for debugging while developing
		if [ -d "${srcdir}/xneur-devel/kdeneur/build/" ]; then
			: # if statement should contain at least something (empty op).
# 			rm -r ${srcdir}/xneur-devel/kdeneur/build/* # Comment if do not want to clear cache
		fi
		
		# now going to build
		cd ${srcdir}/xneur-devel/kdeneur/build
		cmake .. -DCMAKE_INSTALL_PREFIX=/usr
	elif [[ $build_system == amake ]]; then
		cd ${srcdir}/xneur-devel/kdeneur
		./autogen.sh --prefix=/usr # autogen.sh creates configure file and runs it with parameters
		# generating ui_*.h, because our configuration of autotools is not correct
		cd ${srcdir}/xneur-devel/kdeneur/src
		for file in *.ui; do uic-qt4 $file > ui_${file%.ui}.h; done
	elif [[ $build_system == qmake ]]; then
# 		echo wip
		cd ${srcdir}/xneur-devel/kdeneur/src/
		echo `pwd`
# 		make qmake
		qmake -project
		qmake-qt4 src.pro
	fi
	make
}

package() {
	if [[ $build_system == cmake ]]; then
		cd ${srcdir}/xneur-devel/kdeneur/build
		make DESTDIR=${pkgdir} install
	elif [[ $build_system == amake ]]; then
		cd ${srcdir}/xneur-devel/kdeneur
		make DESTDIR=${pkgdir} install
		make clean # removing am build-time stuff from sources
	elif [[ $build_system == qmake ]]; then
		cd ${srcdir}/xneur-devel/kdeneur
# 		echo we re in qmake package
# 		echo $pkgdir
		make INSTALL_ROOT="${pkgdir}" install
# 		make install
	fi
}