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# Maintainer: Dylan Ferris <dylan@psilly.com>
# You must register at unrealengine.com and link your github account to access this private repo.
# @see https://wiki.archlinux.org/index.php/Unreal_Engine_4
# The source is over 8 GiB, with an extra 3 GiB of dependencies downloaded in build(), and may take several hours to compile.
pkgname='unreal-engine'
pkgver=4.16.2
pkgrel=2
pkgdesc='A 3D game engine by Epic Games which can be used non-commercially for free.'
arch=('x86_64')
url='https://www.unrealengine.com/'
makedepends=('clang' 'mono' 'dos2unix' 'cmake' 'git')
depends=('icu' 'xdg-user-dirs' 'sdl2' 'qt4' 'python')
license=('custom:UnrealEngine')
source=(
"git+ssh://git@github.com/EpicGames/UnrealEngine.git#tag=$pkgver-release"
'UE4Editor.desktop'
'ignore-return-value-error.patch'
'LMStats.patch'
'disable-pie.patch'
)
sha256sums=(
'SKIP'
'46871ed662a3c97698be609d27da280d9000ec97183f1fa6592986f9910a2118'
'd0a43ec1958790be11c3260d6b93c8fd29d9c7fd3c3f57574d5807b9390a95fa'
'84730f07cc501b65e015b1ff5d860e596b40c43ad37101aeacb681cc95205a9c'
'32ab20e37f5595eff73fb7ee7916ecae19a47f72875f448663941621d166c13b'
)
# Package is 3 Gib smaller without "strip" but it's skipped because it takes a long time and generates many warnings
options=(!strip)
prepare() {
patch "$srcdir/UnrealEngine/Engine/Source/Programs/UnrealBuildTool/Linux/LinuxToolChain.cs" ignore-return-value-error.patch
patch "$srcdir/UnrealEngine/Engine/Source/Programs/UnrealLightmass/Private/LightmassCore/Misc/LMStats.h" LMStats.patch
patch "$srcdir/UnrealEngine/Engine/Source/Programs/UnrealBuildTool/Linux/LinuxToolChain.cs" disable-pie.patch
cd $srcdir/UnrealEngine
# clean up old builds before building a new version
#git clean -xdf
./Setup.sh
./GenerateProjectFiles.sh
}
build() {
cd $srcdir/UnrealEngine
# this should work instead of "git clean", but something leftover causes crashes
#make ARGS=-clean
# -j1 to force one make job; the first time fails if there are multiple jobs
make -j1
}
package() {
install -Dm644 UE4Editor.desktop "$pkgdir/usr/share/applications/UE4Editor.desktop"
cd $srcdir/UnrealEngine
# license
install -Dm644 LICENSE.md "$pkgdir/usr/share/licenses/UnrealEngine/LICENSE.md"
# engine
install -d "$pkgdir/opt/$pkgname/Engine"
cp -r Engine/Binaries "$pkgdir/opt/$pkgname/Engine/Binaries"
cp -r Engine/Build "$pkgdir/opt/$pkgname/Engine/Build"
cp -r Engine/Config "$pkgdir/opt/$pkgname/Engine/Config"
cp -r Engine/Content "$pkgdir/opt/$pkgname/Engine/Content"
install -d "$pkgdir/opt/$pkgname/Engine/DerivedDataCache" # editor needs this
cp -r Engine/Documentation "$pkgdir/opt/$pkgname/Engine/Documentation"
cp -r Engine/Extras "$pkgdir/opt/$pkgname/Engine/Extras"
install -d "$pkgdir/opt/$pkgname/Engine/Intermediate" # editor needs this, but not the contents
cp -r Engine/Plugins "$pkgdir/opt/$pkgname/Engine/Plugins"
cp -r Engine/Programs "$pkgdir/opt/$pkgname/Engine/Programs"
cp -r Engine/Saved "$pkgdir/opt/$pkgname/Engine/Saved"
cp -r Engine/Shaders "$pkgdir/opt/$pkgname/Engine/Shaders"
cp -r Engine/Source "$pkgdir/opt/$pkgname/Engine/Source" # the source cannot be redistributed, but seems to be needed to compile c++ projects
# these folders needs to be writable, otherwise there is a segmentation fault when starting the editor
chmod -R a+rwX "$pkgdir/opt/$pkgname/Engine"
# fix "could not chmod +x" warning when compiling c++ project
chmod a+x Engine/Binaries/DotNET/IOS/IPhonePackager.exe
# content
cp -r FeaturePacks "$pkgdir/opt/$pkgname/FeaturePacks"
cp -r Samples "$pkgdir/opt/$pkgname/Samples"
cp -r Templates "$pkgdir/opt/$pkgname/Templates"
# build scripts, used by some plugins (CLion)
install -Dm755 GenerateProjectFiles.sh "$pkgdir/opt/$pkgname/GenerateProjectFiles.sh"
install -Dm755 Setup.sh "$pkgdir/opt/$pkgname/Setup.sh"
install -Dm644 .ue4dependencies "$pkgdir/opt/$pkgname/.ue4dependencies"
# icon for .desktop file
install -Dm644 Engine/Source/Programs/UnrealVS/Resources/Preview.png "$pkgdir/usr/share/pixmaps/UE4Editor.png"
}
# vim:set ts=2 sw=2 et:
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