diff options
Diffstat (limited to 'PKGBUILD')
| -rw-r--r-- | PKGBUILD | 324 |
1 files changed, 250 insertions, 74 deletions
@@ -1,120 +1,296 @@ -# Maintainer: Dylan Ferris <dylan@psilly.com> -# Maintainer: Michael Lojkovic <mikelojkovic@gmail.com> +# Old Maintainer: Dylan Ferris <dylan@psilly.com> +# Old Maintainer: Michael Lojkovic <mikelojkovic@gmail.com> # Maintainer: Shatur95 <genaloner@gmail.com> +# Co-Maintainer: Neko-san <nekoNexus at protonmail dot ch> +# Contributor: shawarden # The source is about 200 MiB, with an extra ~11 GiB of dependencies downloaded in Setup.sh, and may take several hours to compile. +# If you want additional options, there are switches below. pkgname=unreal-engine -pkgver=4.25.4 -pkgrel=2 +pkgver=5.4.1 +pkgrel=0 pkgdesc='A 3D game engine by Epic Games which can be used non-commercially for free.' -arch=(x86_64) +arch=('x86_64' 'x86_64_v2' 'x86_64_v3' 'x86_64_v4' 'aarch64') url=https://www.unrealengine.com/ -makedepends=(mono dos2unix git openssh) -depends=(icu sdl2 python lld xdg-user-dirs) +makedepends=('git' 'openssh' 'sed' 'grep' 'glibc' 'wget') +depends=('icu63' 'sdl2' 'python' 'dotnet-runtime' 'dotnet-sdk' 'vulkan-icd-loader' 'lld' 'xdg-user-dirs' 'dos2unix' 'openssl' 'steam' 'coreutils' 'findutils') optdepends=('qt5-base: qmake build system for projects' 'cmake: build system for projects' 'qtcreator: IDE for projects' 'codelite: IDE for projects' 'kdevelop: IDE for projects' - 'clion: IDE for projects') -license=(custom:UnrealEngine) -source=(com.unrealengine.UE4Editor.desktop - use-arch-mono.patch) -sha256sums=(15e9f9d8dc8bd8513f6a5eca990e2aab21fd38724ad57d213b06a6610a951d58 - e891f07bf7294cd5fde8eb6de92e6d47ed004847ea8afd7c944e9b9b2bacaff4) -options=(!strip staticlibs) # Package is 3 Gib smaller with "strip" but it takes a long time and generates many warnings + 'clion: IDE for projects' + 'pacman-contrib: for the paccache cleaning hook' + 'fake-ms-fonts: Font support for "demo/free/sample/example/tutorial" projects' + 'ttf-ms-fonts: Font support for "demo/free/sample/example/tutorial" projects') +license=('custom:UnrealEngine' 'GPL3') +source=('unreal-engine-5.sh' + 'com.unrealengine.UE4Editor.desktop' + 'use_system_clang.patch' + 'unreal-engine-5-pacman-cache.hook' + 'ue5editor.svg') +sha256sums=('55a8ad79c2e502bc5919249b9d1804ad405795b36630ab2f23aeb99dd218e5f4' + 'c04c03b2c5c933b7eb1af283d607934ad95fd57f44d62b83719061b555a85dca' + 'b0a57db9a44d0001dc76ca8504d93e273af30093c6a993a5969d82b0ace54b98' + '9386160a91594abeeaf4fe02fea562e7a4ead4c6f9a258c2a37b2e5f10e7deca' + 'b00c398b63f15084c46f3963f62a45284ecd8dae9ba6f38a2c4af370bbfdab8d') +# Not sure if compiling Unreal with LTO is legal? Lot's of different proprietary software goes into Unreal +options=('!strip' 'staticlibs') # Package is smaller with "strip" but it takes a long time and generates many warnings + +## Use this if you prefer opendoas; the benefit here is that doas won't time out on you if you wait too long to authenticate after compilation +if [ -f /usr/bin/doas ] && [ -f /etc/doas.conf ]; then + PACMAN_AUTH=(doas) +fi + +# Change this to true or 1 for a potentially smaller package size +## Note: We can't guarantee that enabling this won't affect cross-distro compatibility given that Epic provides their own toolchain specifically +## based on the claim that it helps with compatibility... +## Though, you could just distribute your game as an AppImage if you decide to publish on a game store... :p +_use_system_clang=false + +# Default engine installation directory. Can be useful if you do not have a lot of space on the default storage drive +# DON'T put a "/" at the start of the path +## Set this as an environment variable in /etc/makepkg.conf if you want predefined behavior +if [ "${_ue5_install_dir}" == "" ]; then + export _ue5_install_dir="opt/${pkgname}" +fi + +# Change this to true if you have a modern system and don't mind the extra packaging time (and size) to avoid compiling shaders on UE startup later; set to false by default for those with less robust systems +## Set this as an environment variable in /etc/makepkg.conf if you want predefined behavior +if [ "${_WithDDC}" != true ] && [ "${_WithDDC}" != false ]; then + export _WithDDC=false +fi + +# Change this if you want an alternative non-default logo for UE5's desktop icon; the default logo is enabled by default +## Set this as an environment variable in /etc/makepkg.conf if you want predefined behavior +if [ "${USE_DEFAULT_UE_LOGO_AT_INSTALL}" != 1 ] && [ "${USE_DEFAULT_UE_LOGO_AT_INSTALL}" != 0 ]; then + export USE_DEFAULT_UE_LOGO_AT_INSTALL=1 +fi + +## An attempt to fix the NuGet SSL issue during the build -- didn't seem to work; users had to do this manually, so we'll rollback to an alternative +#ln -s /etc/ssl /usr/lib/ssl +#ln -s /etc/ssl /usr/lib64/ssl +## --- +export DOTNET_SYSTEM_NET_HTTP_USESOCKETSHTTPHANDLER=0 + +## This is for detecting your CPU architecture automatically; set to false if you want to enforce your own makepkg.conf file +## Disabled by default as a compromise for those bothered by having it force-enabled + +## Note: the resulting package will still be named containing "x86_64" unless the build was done with an "official" Arch distro for that architecture (like Arch ARM - [don't exactly advise using Arch ARM though]) +## or if you manage to trick your Arch installation to accept other architecture extensions by fiddling with the $CARCH variable and /etc/pacman.conf - this method has flaws, namely due to a bug: +## it doesn't work with "makechrootpkg" - though, this PKGBUILD doesn't work in with this method anyway because of Github SSH Agent nonsense -- if this changes in the future, let us know + +# Valid values are false / disabled / default, auto, and native + +if [ "${arch_auto}" != true ] || [ "${arch_auto}" != false ] || [ "${arch_auto}" != disabled ] || [ "${arch_auto}" != native ]; then + arch_auto=false +fi + +opt_level="" + +if [[ ${CFLAGS} =~ -O([0-9]+) ]]; then + opt_level="-O${BASH_REMATCH[1]}" +else + opt_level="-O3" +fi + +if [[ ${arch_auto} == auto ]] +then + ## Architecture checks and compile flag adjustments - shellcheck throws a fit about the build function but it looks fine to me; checks for the highest available x64 support level and falls back to "native" if either not available + if [ "$(uname -m)" == "x86_64" ]; then + if [ "$(/lib/ld-linux-x86-64.so.2 --help | grep -w 'x86-64-v4' | cut -d ',' -f 1 | sed 's/^ //' | sed 's/ (/ - /')" == 'x86-64-v4 - supported' ]; then + export CFLAGS="${CFLAGS} -march=x86-64-v4 -mtune=x86-64-v4 ${opt_level} -pipe -fno-plt -fstack-clash-protection -fstack-protector-strong -fcf-protection -Wl,-z,relro,-z,now -w -Wformat -Werror=format-security -fpic -fpie -Wp,-D_FORTIFY_SOURCE=2" + export CXXFLAGS="${CFLAGS} -Wp,-D_GLIBCXX_ASSERTIONS" + export LDFLAGS="-pie -Wl,-O3,--sort-common,--as-needed,-z,relro,-z,now" + elif [ "$(/lib/ld-linux-x86-64.so.2 --help | grep -w 'x86-64-v3' | cut -d ',' -f 1 | sed 's/^ //' | sed 's/ (/ - /')" == 'x86-64-v3 - supported' ]; then + export CFLAGS="${CFLAGS} -march=x86-64-v3 -mtune=x86-64-v3 ${opt_level} -pipe -fno-plt -fstack-clash-protection -fstack-protector-strong -fcf-protection -Wl,-z,relro,-z,now -w -Wformat -Werror=format-security -fpic -fpie -Wp,-D_FORTIFY_SOURCE=2" + export CXXFLAGS="${CFLAGS} -Wp,-D_GLIBCXX_ASSERTIONS" + export LDFLAGS="-pie -Wl,-O3,--sort-common,--as-needed,-z,relro,-z,now" + elif [ "$(/lib/ld-linux-x86-64.so.2 --help | grep -w 'x86-64-v2' | cut -d ',' -f 1 | sed 's/^ //' | sed 's/ (/ - /')" == 'x86-64-v2 - supported' ]; then + export CFLAGS="${CFLAGS} -march=x86-64-v2 -mtune=x86-64-v2 ${opt_level} -pipe -fno-plt -fstack-clash-protection -fstack-protector-strong -fcf-protection -Wl,-z,relro,-z,now -w -Wformat -Werror=format-security -fpic -fpie -Wp,-D_FORTIFY_SOURCE=2" + export CXXFLAGS="${CFLAGS} -Wp,-D_GLIBCXX_ASSERTIONS" + export LDFLAGS="-pie -Wl,-O3,--sort-common,--as-needed,-z,relro,-z,now" + elif [ "$(/lib/ld-linux-x86-64.so.2 --help | grep 'x86_64' | grep 'supported' | cut -d ',' -f 1 | sed 's/^ //' | sed 's/ (/ - /' | grep -w '^x86_64 - supported')" == 'x86_64 - supported' ]; then + export CFLAGS="${CFLAGS} -march=x86-64 -mtune=x86-64 ${opt_level} -pipe -fno-plt -fstack-clash-protection -fstack-protector-strong -fcf-protection -Wl,-z,relro,-z,now -w -Wformat -Werror=format-security -fpic -fpie -Wp,-D_FORTIFY_SOURCE=2" + export CXXFLAGS="${CFLAGS} -Wp,-D_GLIBCXX_ASSERTIONS" + export LDFLAGS="-pie -Wl,-O3,--sort-common,--as-needed,-z,relro,-z,now" + fi + elif [ "$(uname -m)" == "aarch64" ]; then + export CFLAGS="${CFLAGS} -march=aarch64 -mtune=aarch64 ${opt_level} -pipe -fno-plt -fstack-clash-protection -fstack-protector-strong -fcf-protection -Wl,-z,relro,-z,now -w -Wformat -Werror=format-security -fPIC -fPIE -Wp,-D_FORTIFY_SOURCE=2" + export CXXFLAGS="${CFLAGS} -Wp,-D_GLIBCXX_ASSERTIONS" + export LDFLAGS="-pie -Wl,-O3,--sort-common,--as-needed,-z,relro,-z,now" + else + echo "Architecture '$(uname -m)' is not supported! Exiting." + return + fi +elif [[ "${arch_auto}" == native ]]; then + export CFLAGS="${CFLAGS} -march=native -mtune=native ${opt_level} -pipe -fno-plt -fstack-clash-protection -fstack-protector-strong -fcf-protection -Wl,-z,relro,-z,now -w -Wformat -Werror=format-security -fPIC -fPIE -Wp,-D_FORTIFY_SOURCE=2" + export CXXFLAGS="${CFLAGS} -Wp,-D_GLIBCXX_ASSERTIONS" + export LDFLAGS="-pie -Wl,-O3,--sort-common,--as-needed,-z,relro,-z,now" +fi + prepare() { # Check access to the repository - if ! git ls-remote git@github.com:EpicGames/UnrealEngine &>- + if ! git ls-remote git@github.com:EpicGames/UnrealEngine &>/dev/null then error 'You must register at unrealengine.com and link your github account to access this private repo. See the wiki for more info: https://wiki.archlinux.org/index.php/Unreal_Engine_4' exit 1 fi # Download Unreal Engine source or update if the folder exists - if [ ! -d $pkgname ] + if [[ ! -d "${pkgname}" ]] then - git clone --depth=1 --branch=$pkgver-release git@github.com:EpicGames/UnrealEngine $pkgname - cd $pkgname + #git clone --depth=1 --branch=ue5-main git@github.com:EpicGames/UnrealEngine "{$pkgname}" + git clone --depth=1 --branch=${pkgver}-release git@github.com:EpicGames/UnrealEngine "${pkgname}" + cd "${pkgname}" || return else - cd $pkgname - rm -f .git/index.lock - git fetch --depth=1 origin tag $pkgver-release - git reset --hard $pkgver-release + cd "${pkgname}" || return + CURRENT_CLONED_VERSION="$(git describe --tags)" + if [ "${CURRENT_CLONED_VERSION}" != "${pkgver}-release" ]; then + cd .. + rm -rf "${pkgname}" + git clone --depth=1 --branch=${pkgver}-release git@github.com:EpicGames/UnrealEngine "${pkgname}" + cd "${pkgname}" || return + else + rm -f .git/index.lock + git fetch --depth=1 origin tag ${pkgver}-release + git reset --hard ${pkgver}-release + fi fi - patch Engine/Build/BatchFiles/Linux/SetupMono.sh $srcdir/use-arch-mono.patch # Use system mono - + ## Apply custom patches if enabled + if [ "${_use_system_clang}" == true ]; then + patch -p1 -i "${srcdir}/use_system_clang.patch" + fi + # Qt Creator source code access - if [ ! -d Engine/Plugins/Developer/QtCreatorSourceCodeAccess ] + if [[ ! -d Engine/Plugins/Developer/QtCreatorSourceCodeAccess ]] then - git -C Engine/Plugins/Developer clone --depth=1 git@github.com:fire/QtCreatorSourceCodeAccess + # https://github.com/fire-archive/QtCreatorSourceCodeAccess - See for usage + git -C Engine/Plugins/Developer clone --depth=1 https://github.com/fire-archive/QtCreatorSourceCodeAccess fi - export TERM=xterm + # For some reason, despite this file explicitly asking not to be removed, it was removed from the UE5 source; it has to be re-added or the build will fail + if [[ ! -f ${pkgname}/Engine/Source/ThirdParty/Linux/HaveLinuxDependencies ]] + then + mkdir -p "${srcdir}/${pkgname}/Engine/Source/ThirdParty/Linux/" + touch "${srcdir}/${pkgname}/Engine/Source/ThirdParty/Linux/HaveLinuxDependencies" + sed -i "1c\This file must have no extension so that GitDeps considers it a binary dependency - it will only be pulled by the Setup script if Linux is enabled. Please do not remove this file." "${srcdir}/${pkgname}/Engine/Source/ThirdParty/Linux/HaveLinuxDependencies" + fi + ./Setup.sh - ./GenerateProjectFiles.sh -makefile } build() { - cd $pkgname - - # Build all targets from the "all" rule separately, because building multiple targets in parallel results in an error (but building one target with multiple threads is possible) - make CrashReportClient-Linux-Shipping - make CrashReportClientEditor-Linux-Shipping - make ShaderCompileWorker - make UnrealLightmass - make UnrealFrontend - make UE4Editor - make UnrealInsights + cd "${pkgname}" || return + + if [ "${_WithDDC}" == true ]; then + build='Engine/Build/BatchFiles/RunUAT.sh BuildGraph -target="Make Installed Build Linux" -script=Engine/Build/InstalledEngineBuild.xml -set:WithDDC=true -set:HostPlatformOnly=false -set:WithLinux=true -set:WithWin64=true -set:WithMac=false -set:WithAndroid=false -set:WithIOS=false -set:WithTVOS=false' + else + build='Engine/Build/BatchFiles/RunUAT.sh BuildGraph -target="Make Installed Build Linux" -script=Engine/Build/InstalledEngineBuild.xml -set:WithDDC=false -set:HostPlatformOnly=false -set:WithLinux=true -set:WithWin64=true -set:WithMac=false -set:WithAndroid=false -set:WithIOS=false -set:WithTVOS=false' + fi + + if eval "${build}"; then + : + else + echo "Error: Build failed; try searching the output for suspicious messages." >&2 + return; + fi } package() { - # Install dir - dir="opt/$pkgname" # Desktop entry - if [ "$dir" != "opt/$pkgname" ] # Set new path if dir changed - then - sed -i "5c\Path=/$dir/Engine/Binaries/Linux/" com.unrealengine.UE4Editor.desktop - sed -i "6c\Exec=/$dir/Engine/Binaries/Linux/UE4Editor %F" com.unrealengine.UE4Editor.desktop + if [ ! -f com.unrealengine.UE5Editor.desktop ] && [ -f com.unrealengine.UE4Editor.desktop ]; then + cp com.unrealengine.UE4Editor.desktop com.unrealengine.UE5Editor.desktop fi - install -Dm644 com.unrealengine.UE4Editor.desktop $pkgdir/usr/share/applications/com.unrealengine.UE4Editor.desktop - cd $pkgname + sed -i "7c\Exec=/usr/bin/unreal-engine-5.sh %U" com.unrealengine.UE5Editor.desktop + sed -i "14c\Path=/usr/bin/" com.unrealengine.UE5Editor.desktop + sed -i 's/Unreal Engine 4 Editor/Unreal Engine 5 Editor/g' com.unrealengine.UE5Editor.desktop + sed -i 's/Icon=ue4editor/Icon=ue5editor/g' com.unrealengine.UE5Editor.desktop + install -Dm644 com.unrealengine.UE5Editor.desktop "${pkgdir}/usr/share/applications/com.unrealengine.UE5Editor.desktop" + chmod +x "${pkgdir}/usr/share/applications/com.unrealengine.UE5Editor.desktop" + + ## Install a pacman hook to keep old builds from compounding cache by tens of GBs - 2 builds alone can reach at least 30 GBs in pacman's cache; having one only takes up about 15 GBs + install -Dm775 unreal-engine-5-pacman-cache.hook "${pkgdir}/etc/pacman.d/hooks/unreal-engine-5-pacman-cache.hook" + + install -dm755 "${pkgdir}/usr/bin" + install -dm755 "${pkgdir}/usr/share/pixmaps/" + install -dm755 "${pkgdir}/usr/share/applications/" # Icon for Desktop entry - install -Dm644 Engine/Source/Programs/UnrealVS/Resources/Preview.png $pkgdir/usr/share/pixmaps/ue4editor.png + if [ "${USE_DEFAULT_UE_LOGO_AT_INSTALL}" == 1 ]; then + install -Dm644 ue5editor.svg "${pkgdir}/usr/share/pixmaps/ue5editor.svg" + else + mv ue5editor.svg ue5editor.svg.bak + wget --output-document "ue5editor.svg" "https://raw.githubusercontent.com/EliverLara/candy-icons/master/apps/scalable/ue4editor.svg" + install -Dm644 ue5editor.svg "${pkgdir}/usr/share/pixmaps/ue5editor.svg" + wget --output-document "LICENSE" "https://raw.githubusercontent.com/EliverLara/candy-icons/master/LICENSE" + mkdir -p "${pkgdir}/usr/share/UnrealEngine/EliverLara-candy-icons/" + install -Dm644 LICENSE "${pkgdir}/usr/share/UnrealEngine/EliverLara-candy-icons/" + rm ue5editor.svg + rm LICENSE + mv ue5editor.svg.bak ue5editor.svg + fi # License - install -Dm644 LICENSE.md $pkgdir/usr/share/licenses/UnrealEngine/LICENSE.md + install -Dm644 "${srcdir}/${pkgname}/LICENSE.md" "${pkgdir}/usr/share/licenses/UnrealEngine/LICENSE.md" # Engine - install -dma+rwX "$pkgdir/$dir/Engine" - mv Engine/Binaries "$pkgdir/$dir/Engine/Binaries" - mv Engine/Build "$pkgdir/$dir/Engine/Build" - mv Engine/Config "$pkgdir/$dir/Engine/Config" - mv Engine/Content "$pkgdir/$dir/Engine/Content" - mv Engine/Documentation "$pkgdir/$dir/Engine/Documentation" - mv Engine/Extras "$pkgdir/$dir/Engine/Extras" - mv Engine/Plugins "$pkgdir/$dir/Engine/Plugins" - mv Engine/Programs "$pkgdir/$dir/Engine/Programs" - mv Engine/Shaders "$pkgdir/$dir/Engine/Shaders" - mv Engine/Source "$pkgdir/$dir/Engine/Source" - - # Required folders - install -d "$pkgdir/$dir/Engine/DerivedDataCache" - install -d "$pkgdir/$dir/Engine/Intermediate" - install -d "$pkgdir/$dir/Engine/Saved" - - # Content - mv FeaturePacks "$pkgdir/$dir/FeaturePacks" - mv Samples "$pkgdir/$dir/Samples" - mv Templates "$pkgdir/$dir/Templates" - - # Build scripts, used by some plugins (CLion) - install -Dm755 GenerateProjectFiles.sh "$pkgdir/$dir/GenerateProjectFiles.sh" - install -Dm755 Setup.sh "$pkgdir/$dir/Setup.sh" - install -Dm644 .ue4dependencies "$pkgdir/$dir/.ue4dependencies" + ## Set to all permissions to prevent the engine from breaking itself; more elegant solutions might exist - suggest them if they can be automated here + ## Also, correct me if I package this improperly; I added Win64 support for the build in hopes of supporting cross-compilation + install -dm777 "${pkgdir}/${_ue5_install_dir}/Engine" + + # Copy LocalBuilds to pkg... + cp -flr "${srcdir}"/"${pkgname}"/LocalBuilds/Engine/Linux/* "${pkgdir}"/"${_ue5_install_dir}"/ + if [ -f "${srcdir}"/"${pkgname}"/LocalBuilds/Engine/Linux/Engine/Binaries/Linux/UnrealEditor ]; then + # Can never be too careful with recursive rm... + rm -r "${srcdir}"/"${pkgname}"/LocalBuilds + fi + + # Copy the rest of it to pkg... Should we be overwriting LocalBuilds? + cp -flr "${srcdir}"/"${pkgname}"/* "${pkgdir}"/"${_ue5_install_dir}"/ + if [ -f "${srcdir}"/"${pkgname}"/Engine/Binaries/Linux/UnrealEditor ]; then + rm -r "${srcdir}"/"${pkgname:?}"/* + fi + + # if [ -f "${srcdir}/${pkgname}/cpp.hint" ] && [ ! -d "${srcdir}/${pkgname}/cpp.hint" ]; then + # mv "${srcdir}/${pkgname}/cpp.hint" "${pkgdir}/${_ue5_install_dir}" + # elif [ -d "${srcdir}/${pkgname}/cpp.hint" ]; then + # mkdir -p "${pkgdir}/${_ue5_install_dir}/cpp.hint" + # mv "${srcdir}"/"${pkgname}"/cpp.hint/* "${pkgdir}/${_ue5_install_dir}/cpp.hint" + # fi + # + # if [ -f "${srcdir}/${pkgname}/GenerateProjectFiles.sh" ]; then + # install -Dm777 "${srcdir}/${pkgname}/GenerateProjectFiles.sh" "${pkgdir}/${_ue5_install_dir}" + # fi + + chmod -R 777 "${pkgdir}/${_ue5_install_dir}" + + if [ -x "$(find "${pkgdir}/${_ue5_install_dir}" -type f -iname 'xbuild')" ]; then + find "${pkgdir}/${_ue5_install_dir}" -type f -iname 'xbuild' -exec chmod +x "{}" \; + fi + + if [ -x "$(find "${pkgdir}/${_ue5_install_dir}" -type f -iname 'mcs')" ]; then + find "${pkgdir}/${_ue5_install_dir}" -type f -iname 'mcs' -exec chmod +x "{}" \; + fi + + ## Do this, in case the path doesn't exist for some reason + mkdir -p "${pkgdir}/${_ue5_install_dir}/Engine/Binaries/Android/" + + # Launch script to initialize missing user folders for Unreal Engine + install -Dm755 ../unreal-engine-5.sh "${pkgdir}/usr/bin/" + chmod +x "${pkgdir}/usr/bin/unreal-engine-5.sh" + ln -s "${pkgdir}/usr/bin/unreal-engine-5.sh" "${pkgdir}/usr/bin/ue5" + ln -s "${pkgdir}/usr/bin/unreal-engine-5.sh" "${pkgdir}/usr/bin/UE5" + ln -s "${pkgdir}/usr/bin/unreal-engine-5.sh" "${pkgdir}/usr/bin/unreal-engine-5" + chmod 755 "${pkgdir}/usr/bin/ue5" "${pkgdir}/usr/bin/UE5" "${pkgdir}/usr/bin/unreal-engine-5" + + # Configuring the launch script to detect when it has been run for the first time + # Note: Requires that there isn't already a UE5 desktop entry in "${HOME}/local/share/applications/" - delete yours if you have one there before installing this + DesktopFileChecksum=$(sha256sum "${pkgdir}/usr/share/applications/com.unrealengine.UE5Editor.desktop" | cut -f 1 -d ' ') + sed -i "s|ChecksumPlaceholder|${DesktopFileChecksum}|" "${pkgdir}/usr/bin/unreal-engine-5.sh" + sed -i "s|InstalledLocationPlaceholder|/${_ue5_install_dir}/Engine/Binaries|" "${pkgdir}/usr/bin/unreal-engine-5.sh" } |