# Created by: Tk-Glitch <ti3nou at gmail dot com>
# Originally based on https://aur.archlinux.org/packages/nvidia-beta-all/

# Includes DKMS support, libglvnd compat, 32-bit libs and building for all kernels currently installed

plain '       .---.`               `.---.'
plain '    `/syhhhyso-           -osyhhhys/`'
plain '   .syNMdhNNhss/``.---.``/sshNNhdMNys.'
plain '   +sdMh.`+MNsssssssssssssssNM+`.hMds+'
plain '   :syNNdhNNhssssssssssssssshNNhdNNys:'
plain '    /ssyhhhysssssssssssssssssyhhhyss/'
plain '    .ossssssssssssssssssssssssssssso.'
plain '   :sssssssssssssssssssssssssssssssss:'
plain '  /sssssssssssssssssssssssssssssssssss/'
plain ' :sssssssssssssoosssssssoosssssssssssss:'
plain ' osssssssssssssoosssssssoossssssssssssso'
plain ' osssssssssssyyyyhhhhhhhyyyyssssssssssso'
plain ' /yyyyyyhhdmmmmNNNNNNNNNNNmmmmdhhyyyyyy/'
plain '  smmmNNNNNNNNNNNNNNNNNNNNNNNNNNNNNmmms'
plain '   /dNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNd/'
plain '    `:sdNNNNNNNNNNNNNNNNNNNNNNNNNds:`'
plain '       `-+shdNNNNNNNNNNNNNNNdhs+-`'
plain '             `.-:///////:-.`'
plain ''

where="$PWD" # track basedir as different Arch based distros are moving srcdir around
source "$where"/customization.cfg

# Load external configuration file if present. Available variable values will overwrite customization.cfg ones.
if [ -e "$_EXT_CONFIG_PATH" ]; then
  source "$_EXT_CONFIG_PATH" && msg2 "External configuration file '$_EXT_CONFIG_PATH' will be used to override customization.cfg values." && plain ""
fi

# Auto-add kernel userpatches to source
_autoaddpatch="false"

# Package type selector
if [ -z "$_driver_version" ] || [ "$_driver_version" = "latest" ] || [ -z "$_driver_branch" ] && [ ! -e options ]; then
  # Unset this just in case another prompt using CONDITION is ever added before this code.
  unset CONDITION
  if [ "$_driver_version" = "latest" ]; then
    if [ "$_driver_branch" = "regular" ]; then
      CONDITION="2"
    elif [ "$_driver_branch" = "vulkandev" ]; then
      CONDITION="1"
    else
      error "\"latest\" driver specified, but without branch. Make sure _driver_branch is set."
    fi
  fi
  if [[ -z $CONDITION ]]; then
    read -p "    What driver version do you want?`echo $'\n    > 1.Vulkan dev: 515.49.19\n      2.520 series: 520.56.06\n      3.515 series: 515.76\n      4.510 series: 510.85.02\n      5.495 series: 495.46\n      6.470 series: 470.141.03\n      7.Older series\n      8.Custom version (396.xx series or higher)\n    choice[1-8?]: '`" CONDITION;
  fi
    # This will be treated as the latest regular driver.
    if [ "$CONDITION" = "2" ]; then
      echo '_driver_version=520.56.06' > options
      echo '_md5sum=18136ef051cbfc3850e88aa5184b31b8' >> options
      echo '_driver_branch=regular' >> options
    elif [ "$CONDITION" = "3" ]; then
      echo '_driver_version=515.76' > options
      echo '_md5sum=1e740900bf47cf4574e95702125f1898' >> options
      echo '_driver_branch=regular' >> options
    elif [ "$CONDITION" = "4" ]; then
      echo '_driver_version=510.85.02' > options
      echo '_md5sum=0367f772fc61bccecee8559c4fe9bb3d' >> options
      echo '_driver_branch=regular' >> options
    elif [ "$CONDITION" = "5" ]; then
      echo '_driver_version=495.46' > options
      echo '_md5sum=db1d6b0f9e590249bbf940a99825f000' >> options
      echo '_driver_branch=regular' >> options
    elif [ "$CONDITION" = "6" ]; then
      echo '_driver_version=470.141.03' > options
      echo '_md5sum=ff6d869676ddfd7852aa7de77d7a0eb9' >> options
      echo '_driver_branch=regular' >> options
    elif [ "$CONDITION" = "7" ]; then
      read -p "    Which legacy driver version do you want?`echo $'\n    > 1.465 series: 465.31\n      2.460 series: 460.91.03\n      3.455 series: 455.45.01\n      4.450 series: 450.119.03\n      5.440 series: 440.100 (kernel 5.8 or lower)\n      6.435 series: 435.21  (kernel 5.6 or lower)\n      7.430 series: 430.64  (kernel 5.5 or lower)\n      8.418 series: 418.113 (kernel 5.5 or lower)\n      9.415 series: 415.27  (kernel 5.4 or lower)\n      10.410 series: 410.104 (kernel 5.5 or lower)\n      11.396 series: 396.54  (kernel 5.3 or lower, 5.1 or lower recommended)\n    choice[1-11?]: '`" CONDITION;
      if [ "$CONDITION" = "2" ]; then
        echo '_driver_version=460.91.03' > options
        echo '_md5sum=15c5ada08bdb25d757d90e0f21b6f270' >> options
        echo '_driver_branch=regular' >> options
      elif [ "$CONDITION" = "3" ]; then
        echo '_driver_version=455.45.01' > options
        echo '_md5sum=f0161877350aa9155eada811ff2844a8' >> options
        echo '_driver_branch=regular' >> options
      elif [ "$CONDITION" = "4" ]; then
        echo '_driver_version=450.119.03' > options
        echo '_md5sum=b2725b8c15a364582be90c5fa1d6690f' >> options
        echo '_driver_branch=regular' >> options
      elif [ "$CONDITION" = "5" ]; then
        echo '_driver_version=440.100' > options
        echo '_md5sum=7b99bcd2807ecd37af60d29de7bc30c2' >> options
        echo '_driver_branch=regular' >> options
      elif [ "$CONDITION" = "6" ]; then
        echo '_driver_version=435.21' > options
        echo '_md5sum=050acb0aecc3ba15d1fc609ee82bebe' >> options
        echo '_driver_branch=regular' >> options
      elif [ "$CONDITION" = "7" ]; then
        echo '_driver_version=430.64' > options
        echo '_md5sum=a4ea35bf913616c71f104f15092df714' >> options
        echo '_driver_branch=regular' >> options
      elif [ "$CONDITION" = "8" ]; then
        echo '_driver_version=418.113' > options
        echo '_md5sum=0b21dbabaa25beed46c20a177e59642e' >> options
        echo '_driver_branch=regular' >> options
      elif [ "$CONDITION" = "9" ]; then
        echo '_driver_version=415.27' > options
        echo '_md5sum=f4777691c4673c808d82e37695367f6d' >> options
        echo '_driver_branch=regular' >> options
      elif [ "$CONDITION" = "10" ]; then
        echo '_driver_version=410.104' > options
        echo '_md5sum=4f3219b5fad99465dea399fc3f4bb866' >> options
        echo '_driver_branch=regular' >> options
      elif [ "$CONDITION" = "11" ]; then
        echo '_driver_version=396.54' > options
        echo '_md5sum=195afa93d400bdbb9361ede6cef95143' >> options
        echo '_driver_branch=regular' >> options
      else
        echo '_driver_version=465.31' > options
        echo '_md5sum=4996eefa54392b0c9541d22e88abab66' >> options
        echo '_driver_branch=regular' >> options
      fi
    elif [ "$CONDITION" = "8" ]; then
      echo '_driver_version=custom' > options
      read -p "What branch do you want?`echo $'\n> 1.Stable or regular beta\n  2.Vulkan dev\nchoice[1-2?]: '`" CONDITION;
      if [ "$CONDITION" = "2" ]; then
        echo '_driver_branch=vulkandev' >> options
        read -p "Type the desired version number (examples: 415.18.02, 396.54.09): " _driver_version;
      else
        echo '_driver_branch=regular' >> options
        read -p "Type the desired version number (examples: 410.57, 396.51): " _driver_version;
      fi
      echo "_md5sum='SKIP'" >> options
      echo "_driver_version=$_driver_version" >> options
    # This (condition 1) will be treated as the latest Vulkan developer driver.
    else
      echo '_driver_version=515.49.19' > options
      echo '_md5sum=3fda48d283a911d169e2f53e18415019' >> options
      echo '_driver_branch=vulkandev' >> options
    fi
# Package type selector
  if [ -z "$_dkms" ]; then
    read -p "Build the dkms package or the regular one?`echo $'\n> 1.dkms (recommended)\n  2.regular\nchoice[1-2?]: '`" CONDITION;
      if [ "$CONDITION" = "2" ]; then
        echo '_dkms="false"' >> options
      else
        echo '_dkms="true"' >> options
      fi
  fi
else
  _md5sum='SKIP'
fi

if [ -e options ]; then
  source options
  if [ "$_open_source_modules" != "false" ]; then
    # Open source kernel module availability check
    if [[ "$( curl -Is "https://github.com/NVIDIA/open-gpu-kernel-modules/releases/tag/$_driver_version" | head -n 1 )" = *200* ]]; then
      if [ -z "$_open_source_modules" ]; then
        msg2 " - Open source kernel modules available - "
        warning "IT ONLY OFFERS SUPPORT FOR TURING AND NEWER, AND DOESN'T OFFER ALL THE FEATURES OF THE PROPRIETARY ONE."
        warning "PRIME SUPPORT, VRR AND POWER MANAGEMENT ARE NOTABLY MISSING CURRENTLY."
        plain "Do you want to use it instead of the proprietary one?"
        read -rp "`echo $'    > N/y : '`" _open_source;
        if [[ "$_open_source" =~ [yY] ]]; then
          echo '_open_source_modules="true"' >> options
        else
          echo '_open_source_modules="false"' >> options
        fi
      fi
    else
      msg2 "No open source kernel module available"
      echo '_open_source_modules="false"' >> options
    fi
    source options
  fi
fi

# Check if the version we are going for is newer or not if enabled
if [[ "$_only_update_if_newer" == "true" ]]; then
  # Check current version, if possible
  if pacman -Qs "nvidia-utils" >/dev/null; then
    # We have enough packages installed to get the version
    # returns a string, like "460.39" or "455.45.01"
    # HACK Checks the first nvidia-utils match, does not catch potential missmatches and other stuff
    _current_version=$(pacman -Q "nvidia-utils" | grep -oP '\d+(\.\d+)+' | head -n 1)
    _current_package_example=$(pacman -Q "nvidia-utils" | grep -oP '[a-z]+(\-[a-z]+)+' | head -n 1)
    msg2 "Found version $_current_version installed (from package '$_current_package_example')"

    ## HACK Stupid string compare
    ## TODO Ensure that nvidia versions do not differ from this format
    if [[ $_driver_version > $_current_version ]]; then
      # We have a newer version to install, do nothing
      msg2 "Selected version ($_driver_version, $_driver_branch) is newer than installed version, continuing."
    else
      # Older version, or at least not newer version
      msg2 "Selected version ($_driver_version, $_driver_branch) is not newer than installed version, exiting."
      plain ""
      if [ -e "$_EXT_CONFIG_PATH" ]; then
        plain "If this is not intended, have a look at '$_EXT_CONFIG_PATH'"
      else
        plain "If this is not intended, have a look at '"$where"/customization.cfg'"
      fi

      # We have to clean up "options"
      rm -f "${where}"/options
      # TODO Do we need to clean up something more?
      # TODO Should the exit_cleanup be called? (requires reorganization of script)
      exit 0
    fi
  else
    warning "'\$_only_update_if_newer' is enabled, but no installed driver found."
    warning "Continuing on as if '\$_only_update_if_newer' was not enabled."
    plain ""
  fi
fi

msg2 "Building driver version $_driver_version on branch $_driver_branch."

# Skip header check for dkms-only builds with explicit target kernel version
if [ "$_dkms" != "true" ] || [ -z "$_kerneloverride" ]; then
  # Some people seem to believe making blank headers is a good idea
  if [ $(pacman -Qs linux-headers | head -c1 | wc -c) -eq 0 ] && [ $(pacman -Qs linux-zen-headers | head -c1 | wc -c) -eq 0 ] && [ $(pacman -Qs linux-hardened-headers | head -c1 | wc -c) -eq 0 ] && [ $(pacman -Qs linux-neptune-dri-headers | head -c1 | wc -c) -eq 0 ]; then
    error "A (correctly made?) linux-headers package can't be found."
    plain "If you're sure it's installed, blame your kernel maintainer."
    read -p "    Press enter to proceed anyway..."
  fi
fi

_pkgname_array=()

# optional series in pkgname
if [ "$_series_in_pkgname" = "true" ]; then
  _series="-${_driver_version%%.*}xx"
fi

if [ "$_driver_branch" = "vulkandev" ]; then
  _branchname="nvidia$_series-dev"
else
  _branchname="nvidia$_series"
fi

# packages
if [ "$_open_source_modules" = "true" ]; then
  __branchname="nvidia$_series-open"
else
  __branchname="$_branchname"
fi

if [ "$_dkms" = "full" ]; then
  _pkgname_array+=("$__branchname-dkms-tkg")
  _pkgname_array+=("$__branchname-tkg")
elif [ "$_dkms" = "true" ]; then
  _pkgname_array+=("$__branchname-dkms-tkg")
else
  _pkgname_array+=("$__branchname-tkg")
fi

_pkgname_array+=("$_branchname-utils-tkg")

if [ "$_lib32" = "true" ]; then
  _pkgname_array+=("lib32-$_branchname-utils-tkg")
fi

if [ "$_opencl" = "true" ]; then
  _pkgname_array+=("opencl-$_branchname-tkg")
  if [ "$_lib32" = "true" ]; then
    _pkgname_array+=("lib32-opencl-$_branchname-tkg")
  fi
fi

if [ "$_nvsettings" = "true" ]; then
  _pkgname_array+=("$_branchname-settings-tkg")
fi

if [ "$_eglwayland" = "true" ]; then
  _pkgname_array+=("$_branchname-egl-wayland-tkg")
fi

pkgname=("${_pkgname_array[@]}")
pkgver=$_driver_version
pkgrel=223
arch=('x86_64')
url="http://www.nvidia.com/"
license=('custom:NVIDIA')
optdepends=('linux-headers' 'linux-lts-headers: Build the module for LTS Arch kernel')
options=(!strip !lto !buildflags)

cp "$where"/patches/* "$where" && cp -r "$where"/system/* "$where"

# Installer name
_pkg="NVIDIA-Linux-x86_64-$pkgver"

# Source
if [ "$_driver_branch" = "vulkandev" ]; then
  if [[ $pkgver = 396* ]]; then
    _source_name="NVIDIA-Linux-x86_64-$pkgver.run::https://developer.nvidia.com/linux-${pkgver//.}"
  else
    _source_name="NVIDIA-Linux-x86_64-$pkgver.run::https://developer.nvidia.com/vulkan-beta-${pkgver//.}-linux"
  fi
else
  _source_name="https://us.download.nvidia.com/XFree86/Linux-x86_64/$pkgver/NVIDIA-Linux-x86_64-$pkgver.run"
fi

source=($_source_name
        '10-nvidia-drm-outputclass.conf'
        'nvidia-utils-tkg.sysusers'
        '60-nvidia.rules'
        'nvidia-tkg.hook'
        'nvidia-open-gcc-ibt-sls.diff'
        'linux-version.diff' # include linux version
        '01-ipmi-vm.diff' # ipmi & vm patch for older than 415.22 releases (2018.12.7) (396.xx)
        '02-ipmi-vm.diff' # ipmi & vm patch for older than 415.22 releases (2018.12.7) (addon for 410+)
        'list_is_first.diff' # fix for "redefinition of ‘list_is_first’" on <418.56 drivers when used on 5.1+
        'kernel-4.16.patch' # 4.16 workaround
        'kernel-4.19.patch' # 4.19 workaround
        'kernel-5.0.patch' # 5.0 workaround
        'kernel-5.1.patch' # 5.1 workaround
        'kernel-5.2.patch' # 5.2 workaround
        'kernel-5.3.patch' # 5.3 workaround
        'kernel-5.4.patch' # 5.4 workaround
        'kernel-5.4-symver.diff' # 5.4 symver fix only
        'kernel-5.4-prime.diff' # 5.4+ PRIME fixing attempt
        'kernel-5.5.patch' # 5.5 workaround
        'kernel-5.6.patch' # 5.6 workaround
        '5.6-legacy-includes.diff' # 5.6 includes needed for <440.59(stable) and <440.58.01(vk dev)
        '5.6-ioremap.diff' # 5.6 additional ioremap workaround (<440.64)
        'kernel-5.7.patch' # 5.7 workaround
        'kernel-5.8.patch' # 5.8 workaround
        '5.8-legacy.diff' # 5.8 additional vmalloc workaround (<450.57)
        'kernel-5.9.patch' # 5.9 workaround
        '5.9-gpl.diff' # 5.9 cuda/nvenc workaround
        'kernel-5.10.patch' # 5.10 workaround
        'kernel-5.11.patch' # 5.11 workaround
        '5.11-legacy.diff' # 5.11 additional workaround (<460.32.03)
        '455-crashfix.diff' # 455 drivers fix - https://forums.developer.nvidia.com/t/455-23-04-page-allocation-failure-in-kernel-module-at-random-points/155250/79
        'kernel-5.12.patch' # 5.12 workaround
        'kernel-5.14.patch' # 5.14 workaround
        'kernel-5.16.patch' # 5.16 workaround
        'kernel-5.16-std.diff' # 5.16 workaround for 470.6x
        'kernel-5.17.patch' # 5.17 workaround
        'kernel-6.0.patch'
        'kernel-6.0-470.patch' # acpi backports from 515.x for 470.x
)

msg2 "Selected driver integrity check behavior (md5sum or SKIP): $_md5sum" # If the driver is "known", return md5sum. If it isn't, return SKIP

md5sums=("$_md5sum"
         'cb27b0f4a78af78aa96c5aacae23256c'
         '3d2894e71d81570bd00bce416d3e547d'
         '3d32130235acc5ab514e1021f7f5c439'
         '651328cb5a86f5bb44a4ebc30290e925'
         '9b1543768ea75320fd0d2315de66d1c8'
         '7a825f41ada7e106c8c0b713a49b3bfa'
         'd961d1dce403c15743eecfe3201e4b6a'
         '14460615a9d4e247c8d9bcae8776ed48'
         '401859ea7bb4a9864af24ecd67abf34c'
         'adb83cede754daf5adb001f077b1ff67'
         '58d058367934813d29d38328bc3b4dcd'
         '6cff80c311debfdb6b543e575a81820a'
         'a3ce8ebab6506f556f4b222e2372ce87'
         '98b67a671ece0a796f9767793c209c93'
         '6f9a62ef76ac86f299b0174f44488987'
         '8bf41d705afdf9aad7d934be06a7b12b'
         '0d9aa49647cc73a4522246cc22ae15e1'
         'e6270c2d19afd982efc92bdecd9f48f0'
         '1c1966d6ee6f3cd381ebcc92f1488c68'
         'c44e43638e1ab708fbdd6d7aa76afcf2'
         '84dc2d2eff2846b2f961388b153e2a89'
         '1f11f5c765e42c471b202e630e3cd407'
         'd911a0531c6f270926cacabd1dd80f02'
         '589dfc0c801605018b7ccd690f06141a'
         'd67bf0a9aa5c19f07edbaf6bd157d661'
         '888d12b9aea711e6a025835b8ad063e2'
         '0758046ed7c50463fd0ec378e9e34f95'
         'bcdd512edad1bad8331a8872259d2581'
         'fd0d6e14e675a61f32279558678cfc36'
         '8764cc714e61363cc8f818315957ad17'
         '08bec554de265ce5fdcfdbd55fb608fc'
         '3980770412a1d4d7bd3a16c9042200df'
         'f5fd091893f513d2371654e83049f099'
         'd684ca11fdc9894c14ead69cb35a5946'
         '0f987607c98eb6faeb7d691213de6a70'
         'a70bc9cbbc7e8563b48985864a11de71'
         '31128900574dec9ebdb753db50ef4f16'
         '0b9b855d9be313153a5903e46e774a30')

if [ "$_open_source_modules" = "true" ]; then
  source+=("$pkgname-$pkgver.tar.gz::https://github.com/NVIDIA/open-gpu-kernel-modules/archive/refs/tags/${pkgver}.tar.gz")
  md5sums+=("SKIP")
fi

if [ "$_autoaddpatch" = "true" ]; then
  # Auto-add *.patch files from $startdir to source=()
  for _patch in $(find "$startdir" -maxdepth 1 -name '*.patch' -printf "%f\n"); do
    # Don't duplicate already listed ones
    if [[ ! " ${source[@]} " =~ " $_patch " ]]; then  # https://stackoverflow.com/a/15394738/1821548
      source+=("$_patch")
      md5sums+=('SKIP')
    fi
  done
fi

_create_links() {
  # create missing soname links
  find "$pkgdir" -type f -name '*.so*' ! -path '*xorg/*' -print0 | while read -d $'\0' _lib; do
    if [[ $_lib != *libnvidia-vulkan-producer.* ]]; then # Workaround no SONAME entry for libnvidia-vulkan-producer.so
      _dirname="$(dirname "${_lib}")"
      _original="$(basename "${_lib}")"
      _soname="$(readelf -d "${_lib}" | grep -Po 'SONAME.*: \[\K[^]]*' || true)" # Get soname/base name
      _base="$(echo ${_soname} | sed -r 's/(.*)\.so.*/\1.so/')"

      cd "${_dirname}"

      # Create missing links
      if ! [[ -z "${_soname}" ]]; then # if not empty
        if ! [[ -e "./${_soname}" ]]; then
          ln -s $(basename "${_lib}") "./${_soname}"
        fi
      fi
      if ! [[ -z "${_base}" ]]; then # if not empty (if _soname is empty, _base should be too)
        if ! [[ -e "./${_base}" ]]; then
          ln -s "./${_soname}" "./${_base}"
        fi
      fi
    fi
  done
  cd "${where}"
}

prepare() {
  # Remove previous builds
  [ -d "$_pkg" ] && rm -rf "$_pkg"

  # Use custom compiler paths if defined
  if [ -n "${CUSTOM_GCC_PATH}" ]; then
    PATH=${CUSTOM_GCC_PATH}/bin:${CUSTOM_GCC_PATH}/lib:${CUSTOM_GCC_PATH}/include:${PATH}
  fi

  # Extract
  msg2 "Self-Extracting $_pkg.run..."
  sh "$_pkg".run -x

  if [ "$_open_source_modules" = "true" ]; then
    cd open-gpu-kernel-modules-${pkgver}

    # Fix for https://bugs.archlinux.org/task/74886
    patch -Np1 --no-backup-if-mismatch -i "$srcdir"/nvidia-open-gcc-ibt-sls.diff

    # Attempt to make this reproducible
    sed -i "s/^HOSTNAME.*/HOSTNAME = echo archlinux"/ utils.mk
    sed -i "s/^WHOAMI.*/WHOAMI = echo archlinux-builder"/ utils.mk
    sed -i "s/^DATE.*/DATE = date -r version.mk"/ utils.mk

    sed -i "s/__VERSION_STRING/${pkgver}/" kernel-open/dkms.conf
    sed -i 's/__JOBS/`nproc`/' kernel-open/dkms.conf
    sed -i 's/__EXCLUDE_MODULES//' kernel-open/dkms.conf
    sed -i 's/__DKMS_MODULES//' kernel-open/dkms.conf
    sed -i '$i\
BUILT_MODULE_NAME[0]="nvidia"\
BUILT_MODULE_LOCATION[0]="kernel-open"\
DEST_MODULE_LOCATION[0]="/kernel/drivers/video"\
BUILT_MODULE_NAME[1]="nvidia-uvm"\
BUILT_MODULE_LOCATION[1]="kernel-open"\
DEST_MODULE_LOCATION[1]="/kernel/drivers/video"\
BUILT_MODULE_NAME[2]="nvidia-modeset"\
BUILT_MODULE_LOCATION[2]="kernel-open"\
DEST_MODULE_LOCATION[2]="/kernel/drivers/video"\
BUILT_MODULE_NAME[3]="nvidia-drm"\
BUILT_MODULE_LOCATION[3]="kernel-open"\
DEST_MODULE_LOCATION[3]="/kernel/drivers/video"\
BUILT_MODULE_NAME[4]="nvidia-peermem"\
BUILT_MODULE_LOCATION[4]="kernel-open"\
DEST_MODULE_LOCATION[4]="/kernel/drivers/video"' kernel-open/dkms.conf

    # Clean version for later copying for DKMS
    cp -r ../open-gpu-kernel-modules-${pkgver} "$srcdir"/open-gpu-kernel-modules-dkms
  else
    cd "$_pkg"

    # linux-rt fix for newer drivers. This just passes the same value regardless of kernel type as a bypass. This was stolen from https://gitlab.manjaro.org/packages/community/realtime-kernels/linux416-rt-extramodules/blob/master/nvidia/PKGBUILD - Thanks Muhownage <3
    sed -i -e 's|PREEMPT_RT_PRESENT=1|PREEMPT_RT_PRESENT=0|g' kernel/conftest.sh

    # non-english locale workaround for 440.26
    if [[ $pkgver = 440.26 ]]; then
      sed -i -e 's|$CC $CFLAGS -c conftest_headers$$.c|LC_ALL=C $CC $CFLAGS -c conftest_headers$$.c|g' kernel/conftest.sh
    fi

    # 440.58.01 Unfrogging
    if [[ $pkgver = 440.58.01 ]]; then
      sed -i -e '/bug/d' nvidia-application-profiles-440.58.01-rc
    fi

    cp -a kernel kernel-dkms
    cd kernel-dkms
    sed -i "s/__VERSION_STRING/${pkgver}/" dkms.conf
    sed -i 's/__JOBS/`nproc`/' dkms.conf
    sed -i 's/__DKMS_MODULES//' dkms.conf
    if (( ${pkgver%%.*} >= 470 )); then
        sed -i '$iBUILT_MODULE_NAME[0]="nvidia"\
DEST_MODULE_LOCATION[0]="/kernel/drivers/video"\
BUILT_MODULE_NAME[1]="nvidia-uvm"\
DEST_MODULE_LOCATION[1]="/kernel/drivers/video"\
BUILT_MODULE_NAME[2]="nvidia-modeset"\
DEST_MODULE_LOCATION[2]="/kernel/drivers/video"\
BUILT_MODULE_NAME[3]="nvidia-drm"\
DEST_MODULE_LOCATION[3]="/kernel/drivers/video"\
BUILT_MODULE_NAME[4]="nvidia-peermem"\
DEST_MODULE_LOCATION[4]="/kernel/drivers/video"' dkms.conf
    elif (( ${pkgver%%.*} = 465 )); then
      sed -i '$iBUILT_MODULE_NAME[0]="nvidia"\
DEST_MODULE_LOCATION[0]="/kernel/drivers/video"\
BUILT_MODULE_NAME[1]="nvidia-uvm"\
DEST_MODULE_LOCATION[1]="/kernel/drivers/video"\
BUILT_MODULE_NAME[2]="nvidia-modeset"\
DEST_MODULE_LOCATION[2]="/kernel/drivers/video"\
BUILT_MODULE_NAME[3]="nvidia-drm"\
DEST_MODULE_LOCATION[3]="/kernel/drivers/video"\
BUILT_MODULE_NAME[4]="nvidia-peermem"\
DEST_MODULE_LOCATION[4]="/kernel/drivers/video"\
BUILT_MODULE_NAME[5]="nvidia-ib-peermem-stub"\
DEST_MODULE_LOCATION[5]="/kernel/drivers/video"' dkms.conf
    else
      sed -i '$iBUILT_MODULE_NAME[0]="nvidia"\
DEST_MODULE_LOCATION[0]="/kernel/drivers/video"\
BUILT_MODULE_NAME[1]="nvidia-uvm"\
DEST_MODULE_LOCATION[1]="/kernel/drivers/video"\
BUILT_MODULE_NAME[2]="nvidia-modeset"\
DEST_MODULE_LOCATION[2]="/kernel/drivers/video"\
BUILT_MODULE_NAME[3]="nvidia-drm"\
DEST_MODULE_LOCATION[3]="/kernel/drivers/video"' dkms.conf
    fi

    # Gift for linux-rt guys
    sed -i 's/NV_EXCLUDE_BUILD_MODULES/IGNORE_PREEMPT_RT_PRESENCE=1 NV_EXCLUDE_BUILD_MODULES/' dkms.conf

    cd ../
    bsdtar -xf nvidia-persistenced-init.tar.bz2

    if [[ $pkgver = 396* ]] || [[ $pkgver = 410* ]] || [[ $pkgver = 415* ]] || [[ $pkgver = 418* ]] || [[ $pkgver = 430* ]]; then
      sed -i 's/__NV_VK_ICD__/libGLX_nvidia.so.0/' nvidia_icd.json.template
    fi

    # Loop kernels (4.15.0-1-ARCH, 4.14.5-1-ck, ...)
    local -a _kernels
    if [ -n "$_kerneloverride" ]; then
      _kernels="$_kerneloverride"
    else
      mapfile -t _kernels < <(find /usr/lib/modules/*/build/version -exec cat {} + || find /usr/lib/modules/*/extramodules/version -exec cat {} +)
    fi
    for _kernel in "${_kernels[@]}"; do
      # Use separate source directories
      cp -r kernel kernel-"$_kernel"

      cd "$srcdir"/"$_pkg"/kernel-"$_kernel"
      if (( ${pkgver%%.*} <= 455 )); then
        msg2 "Applying linux-version.diff for $_kernel..."
        patch -p2 -i "$srcdir"/linux-version.diff
      fi

      # https://forums.developer.nvidia.com/t/455-23-04-page-allocation-failure-in-kernel-module-at-random-points/155250/77
      # Not sure if it actually affects 455.50.02 - let's skip the patch on that version for now
      if [[ $pkgver = 455.2* ]] || [[ $pkgver = 455.3* ]] || [[ $pkgver = 455.4* ]]; then
        msg2 "Applying 455 crashfix for $_kernel..."
        patch -p2 -i "$srcdir"/455-crashfix.diff
      fi
      cd ..

      ## kernel version variables, quirks & driver patch whitelists

      # https://bugs.archlinux.org/task/62142
      if [ "$_62142_fix" = "true" ]; then
        sed -i 's/return (ops->map_resource != NULL);/return (ops \&\& ops->map_resource);/' "$srcdir/$_pkg/kernel-$_kernel/nvidia/nv-dma.c" && msg2 "Applied fix for https://bugs.archlinux.org/task/62142"
      fi

      # 4.16
      if (( $(vercmp "$_kernel" "4.16") >= 0 )); then
        _kernel416="1"
        _whitelist416=( 396* 410* 415* 418.3* 418.4* 418.52.0* 418.52.10 418.52.14 )
      fi

      # 4.19
      if (( $(vercmp "$_kernel" "4.19") >= 0 )); then
        _kernel419="1"
        _whitelist419=( 396* )
      fi

      # 4.20
      if (( $(vercmp "$_kernel" "4.20") >= 0 )); then
        # Fix for "unknown type name 'ipmi_user_t'" (required for older than 2018.12.7 drivers when used on 4.20+)
        if [[ $pkgver = 396* ]] || [[ $pkgver = 410.5* ]] || [[ $pkgver = 410.6* ]] || [[ $pkgver = 410.7* ]] || [[ $pkgver = 415.1* ]]; then
          _oldstuff="1"
          cd "$srcdir"/"$_pkg"/kernel-$_kernel
          msg2 "Applying 01-ipmi-vm.diff for $_kernel..."
          patch -p2 -i "$srcdir"/01-ipmi-vm.diff
          if [[ $pkgver != 396* ]]; then
            _youngeryetoldstuff="1"
            msg2 "Applying 02-ipmi-vm.diff for $_kernel..."
            patch -p2 -i "$srcdir"/02-ipmi-vm.diff
          fi
          cd ..
        else
          msg2 "Skipping ipmi-vm fixes (not needed for this driver/kernel combination)"
        fi
      fi

      # 5.0
      if (( $(vercmp "$_kernel" "5.0") >= 0 )); then
        _kernel50="1"
        _whitelist50=( 396* 410.5* 410.6* 410.7* 410.9* 415* )
      fi

      # 5.1
      if (( $(vercmp "$_kernel" "5.1") >= 0 )); then
        _kernel51="1"
        _whitelist51=( 396* 410* 415* 418.3* 418.4* 418.52.0* 418.52.10 )
        if [[ $pkgver != 430* ]]; then
          sed -i "s/static int nv_drm_vma_fault(struct vm_fault \*vmf)/#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 1, 0)\nstatic int nv_drm_vma_fault(struct vm_fault \*vmf)\n#else\nstatic vm_fault_t nv_drm_vma_fault(struct vm_fault \*vmf)\n#endif/g" "$srcdir/$_pkg/kernel-$_kernel/nvidia-drm/nvidia-drm-gem-nvkms-memory.c"
          if [[ $pkgver = 396* ]] || [[ $pkgver = 410* ]] || [[ $pkgver = 415* ]] || [[ $pkgver = 418.3* ]] || [[ $pkgver = 418.4* ]]; then
            _low418="1"
            cd "$srcdir"/"$_pkg"/kernel-$_kernel
            msg2 "Applying list_is_first.diff for $_kernel..."
            # Use sed for the moving parts of the patch - Fix for "redefinition of ‘list_is_first’" (required for older than 418.56 drivers when used on 5.1+)
            sed -i "s/static inline int list_is_first(const struct list_head \*list,/#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 1, 0)\nstatic inline int list_is_first(const struct list_head \*list,/g" "$srcdir/$_pkg/kernel-$_kernel/common/inc/nv-list-helpers.h"
            sed -i "s/                                const struct list_head \*head)/                                const struct list_head \*head)\n#else\nstatic inline int nv_list_is_first(const struct list_head \*list,\n                                   const struct list_head \*head)\n#endif/g" "$srcdir/$_pkg/kernel-$_kernel/common/inc/nv-list-helpers.h"
            patch -Np2 -i "$srcdir"/list_is_first.diff
            cd ..
          else
            msg2 "Skipping list_is_first fixes (not needed for this driver/kernel combination)"
          fi
        fi
      fi

      # 5.2
      if (( $(vercmp "$_kernel" "5.2") >= 0 )); then
        _kernel52="1"
        _whitelist52=( 396* 410* 415* 418.3* 418.4* 418.56 418.7* 418.52.0* 418.52.10 418.52.14 )
      fi

      # 5.3
      if (( $(vercmp "$_kernel" "5.3") >= 0 )); then
        _kernel53="1"
        _whitelist53=( 396* 410* 415* 418.3* 418.4* 418.5* 418.7* 418.8* )
      fi

      # 5.4
      if (( $(vercmp "$_kernel" "5.4") >= 0 )); then
        _kernel54="1"
        _whitelist54=( 396* 410* 415* 418.3* 418.4* 418.5* 418.7* 418.8* 430.0* 430.1* 430.2* 430.3* 430.4* 430.5* 435.1* 435.21* 435.24* 435.27.01 )
        if [[ $pkgver = 435.27.02 ]] || [[ $pkgver = 435.27.03 ]] || [[ $pkgver = 435.27.06 ]] || [[ $pkgver = 435.27.07 ]] || [[ $pkgver = 435.27.08 ]] || [[ $pkgver = 440.26 ]]; then
          cd "$srcdir"/"$_pkg"/kernel-$_kernel
          msg2 "Applying kernel-5.4-symver.diff for $_kernel..."
          patch -Np2 -i "$srcdir"/kernel-5.4-symver.diff
          cd ..
        fi
        if [[ $pkgver = 396* ]] || [[ $pkgver = 410* ]] || [[ $pkgver = 415* ]] || [[ $pkgver = 418.* ]] || [[ $pkgver = 430.0* ]] || [[ $pkgver = 435.* ]] || [[ $pkgver = 440.2* ]] || [[ $pkgver = 440.3* ]] || [[ $pkgver = 440.43.* ]] || [[ $pkgver = 440.44 ]] && [ "$_54_prime_fixing_attempt" = "true" ]; then
          _54_prime="true"
          cd "$srcdir"/"$_pkg"/kernel-$_kernel
          msg2 "Applying kernel-5.4-prime.diff for $_kernel..."
          patch -Np2 -i "$srcdir"/kernel-5.4-prime.diff
          cd ..
        fi
      fi

      # 5.5
      if (( $(vercmp "$_kernel" "5.5") >= 0 )); then
        _kernel55="1"
        _whitelist55=( 396* 410* 415* 418* 430* 435* 440.2* 440.3* 440.43.01 440.44 )
      fi

      # 5.6
      if (( $(vercmp "$_kernel" "5.6") >= 0 )); then
        _kernel56="1"
        _whitelist56=( 396* 410* 415* 418* 430* 435* 440.2* 440.3* 440.4* 440.5* 440.6* )
        if [[ $pkgver = 396* ]] || [[ $pkgver = 410* ]] || [[ $pkgver = 415* ]] || [[ $pkgver = 418.* ]] || [[ $pkgver = 430.0* ]] || [[ $pkgver = 435.* ]] || [[ $pkgver = 440.2* ]] || [[ $pkgver = 440.3* ]] || [[ $pkgver = 440.4* ]]; then
          cd "$srcdir"/"$_pkg"/kernel-$_kernel
          msg2 "Applying 5.6-legacy-includes.diff for $_kernel..."
          patch -Np2 -i "$srcdir"/5.6-legacy-includes.diff
          msg2 "Applying 5.6-ioremap.diff for $_kernel..."
          patch -Np2 -i "$srcdir"/5.6-ioremap.diff
          cd ..
        elif [[ $pkgver = 440.5* ]]; then
          cd "$srcdir"/"$_pkg"/kernel-$_kernel
          msg2 "Applying 5.6-ioremap.diff for $_kernel..."
          patch -Np2 -i "$srcdir"/5.6-ioremap.diff
          cd ..
        fi
      fi

      # 5.7
      if (( $(vercmp "$_kernel" "5.7") >= 0 )); then
        _kernel57="1"
        _whitelist57=( 396* 410* 415* 418* 430* 435* 440* )
      fi

      # 5.8
      if (( $(vercmp "$_kernel" "5.8") >= 0 )); then
        _kernel58="1"
        _whitelist58=( 396* 410* 415* 418* 430* 435* 440* 450.3* 450.51 450.56.01 )
        if [[ $pkgver = 396* ]] || [[ $pkgver = 41* ]] || [[ $pkgver = 43* ]] || [[ $pkgver = 44* ]] || [[ $pkgver = 450.3* ]] || [[ $pkgver = 450.51 ]]; then
          cd "$srcdir"/"$_pkg"/kernel-$_kernel
          msg2 "Applying 5.8-legacy.diff for $_kernel..."
          patch -Np2 -i "$srcdir"/5.8-legacy.diff
          cd ..
        fi
      fi

      # 5.9
      if (( $(vercmp "$_kernel" "5.9") >= 0 )); then
        _kernel59="1"
        _whitelist59=( 450.5* 450.6* )
      fi

      # 5.9 - 5.10 quirk
      if (( $(vercmp "$_kernel" "5.9") >= 0 )) || (( $(vercmp "$_kernel" "5.10") >= 0 )); then
        if [[ $pkgver = 450* ]] || [[ $pkgver = 455.2* ]] || [[ $pkgver = 455.3* ]]; then
          cd "$srcdir"/"$_pkg"/kernel-$_kernel
          msg2 "Applying 5.9-gpl.diff for $_kernel..."
          patch -Np2 -i "$srcdir"/5.9-gpl.diff
          cd ..
        fi
      fi

      # 5.10
      if (( $(vercmp "$_kernel" "5.10") >= 0 )); then
        _kernel510="1"
        _whitelist510=( 450.5* 450.6* 450.8* 455.2* 455.3* )
      fi

      # 5.11
      if (( $(vercmp "$_kernel" "5.11") >= 0 )); then
        _kernel511="1"
        _whitelist511=( 455.45* 455.50.0* 455.50.10 455.50.12 455.50.14 460.27* 460.32* )
        if [[ $pkgver = 455.45* ]] || [[ $pkgver = 455.50* ]] || [[ $pkgver = 460.27* ]] && [[ $pkgver != 455.50.19 ]]; then
          cd "$srcdir"/"$_pkg"/kernel-$_kernel
          msg2 "Applying 5.11-legacy.diff for $_kernel..."
          patch -Np2 -i "$srcdir"/5.11-legacy.diff
          cd ..
        fi
      fi

      # 5.12
      if (( $(vercmp "$_kernel" "5.12") >= 0 )); then
        _kernel512="1"
        _whitelist512=( 455.4* 455.5* )
      fi

      # 5.14
      if (( $(vercmp "$_kernel" "5.14") >= 0 )); then
        _kernel514="1"
        _whitelist514=( 465* 470.4* 470.5* )
      fi

      # 5.16
      if (( $(vercmp "$_kernel" "5.16") >= 0 )); then
        _kernel516="1"
        _whitelist516=( 470.8* 470.9* 495*)
        if [[ $pkgver = 470.62.* ]]; then
          cd "$srcdir"/"$_pkg"/kernel-$_kernel
          msg2 "Applying kernel-5.16-std.diff for $_kernel..."
          patch -Np2 -i "$srcdir"/kernel-5.16-std.diff
          cd ..
        fi
      fi

      # 5.17
      if (( $(vercmp "$_kernel" "5.17") >= 0 )); then
        _kernel517="1"
        _whitelist517=( 470.62.* 495*)
      fi

      # 6.0
      if (( $(vercmp "$_kernel" "6.0") >= 0 )); then
        _kernel60="1"
        _whitelist60=( 515.6* 470.* )
      fi

      # Loop patches (linux-4.15.patch, lol.patch, ...)
      for _p in $(printf -- '%s\n' ${source[@]} | grep .patch); do  # https://stackoverflow.com/a/21058239/1821548
        # Patch version (4.15, "", ...)
        _patch=$(echo $_p | grep -Po "\d+\.\d+")

        # Cd in place
        cd "$srcdir"/"$_pkg"/kernel-$_kernel

        if [ "$_patch" = "4.16" ]; then
          _whitelist=(${_whitelist416[@]})
        fi
        if [ "$_patch" = "4.19" ]; then
          _whitelist=(${_whitelist419[@]})
        fi
        if [ "$_patch" = "5.0" ]; then
          _whitelist=(${_whitelist50[@]})
        fi
        if [ "$_patch" = "5.1" ]; then
          _whitelist=(${_whitelist51[@]})
        fi
        if [ "$_patch" = "5.2" ]; then
          _whitelist=(${_whitelist52[@]})
        fi
        if [ "$_patch" = "5.3" ]; then
          _whitelist=(${_whitelist53[@]})
        fi
        if [ "$_patch" = "5.4" ]; then
          _whitelist=(${_whitelist54[@]})
        fi
        if [ "$_patch" = "5.5" ]; then
          _whitelist=(${_whitelist55[@]})
        fi
        if [ "$_patch" = "5.6" ]; then
          _whitelist=(${_whitelist56[@]})
        fi
        if [ "$_patch" = "5.7" ]; then
          _whitelist=(${_whitelist57[@]})
        fi
        if [ "$_patch" = "5.8" ]; then
          _whitelist=(${_whitelist58[@]})
        fi
        if [ "$_patch" = "5.9" ]; then
          _whitelist=(${_whitelist59[@]})
        fi
        if [ "$_patch" = "5.10" ]; then
          _whitelist=(${_whitelist510[@]})
        fi
        if [ "$_patch" = "5.11" ]; then
          _whitelist=(${_whitelist511[@]})
        fi
        if [ "$_patch" = "5.12" ]; then
          _whitelist=(${_whitelist512[@]})
        fi
        if [ "$_patch" = "5.14" ]; then
          _whitelist=(${_whitelist514[@]})
        fi
        if [ "$_patch" = "5.16" ]; then
          _whitelist=(${_whitelist516[@]})
        fi
        if [ "$_patch" = "5.17" ]; then
          _whitelist=(${_whitelist517[@]})
        fi
        if [ "$_patch" = "6.0" ]; then
          _whitelist=(${_whitelist60[@]})
        fi

        patchy=0
        if (( $(vercmp "$_kernel" "$_patch") >= 0 )); then
          for yup in "${_whitelist[@]}"; do
            [[ $pkgver = $yup ]] && patchy=1
          done

          if [ "$patchy" = "1" ]; then
            msg2 "Applying $_p for $_kernel..."
            patch -p2 -i "$srcdir"/$_p
          else
            msg2 "Skipping $_p as it doesn't apply to this driver version..."
          fi
        fi
      done

      cd ..

    done

    # dkms patches
    if [ "$_dkms" = "true" ]; then

      # https://bugs.archlinux.org/task/62142
      if [ "$_62142_fix" = "true" ]; then
        sed -i 's/return (ops->map_resource != NULL);/return (ops \&\& ops->map_resource);/' "$srcdir/$_pkg/kernel-dkms/nvidia/nv-dma.c" && msg2 "Applied fix for https://bugs.archlinux.org/task/62142"
      fi

      if (( ${pkgver%%.*} <= 455 )); then
        msg2 "Applying linux-version.diff for dkms..."
        patch -Np1 -i "$srcdir"/linux-version.diff
      fi

      # https://forums.developer.nvidia.com/t/455-23-04-page-allocation-failure-in-kernel-module-at-random-points/155250/77
      # Not sure if it actually affects 455.50.02 - let's skip the patch on that version for now
      if [[ $pkgver = 455.2* ]] || [[ $pkgver = 455.3* ]] || [[ $pkgver = 455.4* ]]; then
        msg2 "Applying 455 crashfix for dkms..."
        patch -Np1 -i "$srcdir"/455-crashfix.diff
      fi

      # 4.16
      if [ "$_kernel416" = "1" ]; then
        patchy=0
        for yup in "${_whitelist416[@]}"; do
          [[ $pkgver = $yup ]] && patchy=1
        done
        if [ "$patchy" = "1" ]; then
          msg2 "Applying kernel-4.16.patch for dkms..."
          patch -Np1 -i "$srcdir"/kernel-4.16.patch
        else
          msg2 "Skipping kernel-4.16.patch as it doesn't apply to this driver version..."
        fi
      fi

      # 4.19
      if [ "$_kernel419" = "1" ]; then
        patchy=0
        for yup in "${_whitelist419[@]}"; do
          [[ $pkgver = $yup ]] && patchy=1
        done
        if [ "$patchy" = "1" ]; then
          msg2 "Applying kernel-4.19.patch for dkms..."
          patch -Np1 -i "$srcdir"/kernel-4.19.patch
        else
          msg2 "Skipping kernel-4.19.patch as it doesn't apply to this driver version..."
        fi
      fi

      # 5.0
      if [ "$_kernel50" = "1" ]; then
        patchy=0
        for yup in "${_whitelist50[@]}"; do
          [[ $pkgver = $yup ]] && patchy=1
        done
        if [ "$patchy" = "1" ]; then
          msg2 "Applying kernel-5.0.patch for dkms..."
          patch -Np1 -i "$srcdir"/kernel-5.0.patch
        else
          msg2 "Skipping kernel-5.0.patch as it doesn't apply to this driver version..."
        fi
      fi

      # 5.1
      if [ "$_kernel51" = "1" ]; then
        patchy=0
        for yup in "${_whitelist51[@]}"; do
          [[ $pkgver = $yup ]] && patchy=1
        done
        if [ "$patchy" = "1" ]; then
          msg2 "Applying kernel-5.1.patch for dkms..."
          patch -Np1 -i "$srcdir"/kernel-5.1.patch
          sed -i "s/static int nv_drm_vma_fault(struct vm_fault \*vmf)/#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 1, 0)\nstatic int nv_drm_vma_fault(struct vm_fault \*vmf)\n#else\nstatic vm_fault_t nv_drm_vma_fault(struct vm_fault \*vmf)\n#endif/g" "$srcdir/$_pkg/kernel-dkms/nvidia-drm/nvidia-drm-gem-nvkms-memory.c"
        else
          msg2 "Skipping kernel-5.1.patch as it doesn't apply to this driver version..."
        fi
        if [ "$_low418" = "1" ]; then
          msg2 "Applying list_is_first.patch for dkms..."
          # Use sed for the moving parts of the patch - Fix for "redefinition of ‘list_is_first’" (required for older than 418.56 drivers when used on 5.1+)
          sed -i "s/static inline int list_is_first(const struct list_head \*list,/#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 1, 0)\nstatic inline int list_is_first(const struct list_head \*list,/g" "$srcdir/$_pkg/kernel-dkms/common/inc/nv-list-helpers.h"
          sed -i "s/                                const struct list_head \*head)/                                const struct list_head \*head)\n#else\nstatic inline int nv_list_is_first(const struct list_head \*list,\n                                   const struct list_head \*head)\n#endif/g" "$srcdir/$_pkg/kernel-dkms/common/inc/nv-list-helpers.h"
          patch -Np1 -i "$srcdir"/list_is_first.diff
        fi
      fi

      # 5.2
      if [ "$_kernel52" = "1" ]; then
        patchy=0
        for yup in "${_whitelist52[@]}"; do
          [[ $pkgver = $yup ]] && patchy=1
        done
        if [ "$patchy" = "1" ]; then
          msg2 "Applying kernel-5.2.patch for dkms..."
          patch -Np1 -i "$srcdir"/kernel-5.2.patch
        else
          msg2 "Skipping kernel-5.2.patch as it doesn't apply to this driver version..."
        fi
      fi

      # 5.3
      if [ "$_kernel53" = "1" ]; then
        patchy=0
        for yup in "${_whitelist53[@]}"; do
          [[ $pkgver = $yup ]] && patchy=1
        done
        if [ "$patchy" = "1" ]; then
          msg2 "Applying kernel-5.3.patch for dkms..."
          patch -Np1 -i "$srcdir"/kernel-5.3.patch
        else
          msg2 "Skipping kernel-5.3.patch as it doesn't apply to this driver version..."
        fi
      fi

      # 5.4
      if [ "$_kernel54" = "1" ]; then
        patchy=0
        for yup in "${_whitelist54[@]}"; do
          [[ $pkgver = $yup ]] && patchy=1
        done
        if [ "$patchy" = "1" ]; then
          msg2 "Applying kernel-5.4.patch for dkms..."
          patch -Np1 -i "$srcdir"/kernel-5.4.patch
        else
          msg2 "Skipping kernel-5.4.patch as it doesn't apply to this driver version..."
        fi
        if [[ $pkgver = 435.27.02 ]] || [[ $pkgver = 435.27.03 ]] || [[ $pkgver = 435.27.06 ]] || [[ $pkgver = 435.27.07 ]] || [[ $pkgver = 435.27.08 ]] || [[ $pkgver = 440.26 ]]; then
          patch -Np1 -i "$srcdir"/kernel-5.4-symver.diff
        fi
      fi

      # 5.5
      if [ "$_kernel55" = "1" ]; then
        patchy=0
        for yup in "${_whitelist55[@]}"; do
          [[ $pkgver = $yup ]] && patchy=1
        done
        if [ "$patchy" = "1" ]; then
          msg2 "Applying kernel-5.5.patch for dkms..."
          patch -Np1 -i "$srcdir"/kernel-5.5.patch
        else
          msg2 "Skipping kernel-5.5.patch as it doesn't apply to this driver version..."
        fi
      fi

      # 5.6
      if [ "$_kernel56" = "1" ]; then
        patchy=0
        for yup in "${_whitelist56[@]}"; do
          [[ $pkgver = $yup ]] && patchy=1
        done
        if [ "$patchy" = "1" ]; then
          msg2 "Applying kernel-5.6.patch for dkms..."
          patch -Np1 -i "$srcdir"/kernel-5.6.patch
        else
          msg2 "Skipping kernel-5.6.patch as it doesn't apply to this driver version..."
        fi
        if [[ $pkgver = 396* ]] || [[ $pkgver = 410* ]] || [[ $pkgver = 415* ]] || [[ $pkgver = 418.* ]] || [[ $pkgver = 430.0* ]] || [[ $pkgver = 435.* ]] || [[ $pkgver = 440.2* ]] || [[ $pkgver = 440.3* ]] || [[ $pkgver = 440.4* ]]; then
          msg2 "Applying 5.6-legacy-includes.diff for dkms..."
          patch -Np1 -i "$srcdir"/5.6-legacy-includes.diff
          msg2 "Applying 5.6-ioremap.diff for dkms..."
          patch -Np1 -i "$srcdir"/5.6-ioremap.diff
        elif [[ $pkgver = 440.5* ]]; then
          msg2 "Applying 5.6-ioremap.diff for dkms..."
          patch -Np1 -i "$srcdir"/5.6-ioremap.diff
        fi
      fi

      # 5.7
      if [ "$_kernel57" = "1" ]; then
        patchy=0
        for yup in "${_whitelist57[@]}"; do
          [[ $pkgver = $yup ]] && patchy=1
        done
        if [ "$patchy" = "1" ]; then
          msg2 "Applying kernel-5.7.patch for dkms..."
          patch -Np1 -i "$srcdir"/kernel-5.7.patch
        else
          msg2 "Skipping kernel-5.7.patch as it doesn't apply to this driver version..."
        fi
      fi

      # 5.8
      if [ "$_kernel58" = "1" ]; then
        patchy=0
        for yup in "${_whitelist58[@]}"; do
          [[ $pkgver = $yup ]] && patchy=1
        done
        if [ "$patchy" = "1" ]; then
          msg2 "Applying kernel-5.8.patch for dkms..."
          patch -Np1 -i "$srcdir"/kernel-5.8.patch
        else
          msg2 "Skipping kernel-5.8.patch as it doesn't apply to this driver version..."
        fi
        if [[ $pkgver = 396* ]] || [[ $pkgver = 41* ]] || [[ $pkgver = 43* ]] || [[ $pkgver = 44* ]] || [[ $pkgver = 450.3* ]] || [[ $pkgver = 450.51 ]]; then
          msg2 "Applying 5.8-legacy.diff for dkms..."
          patch -Np1 -i "$srcdir"/5.8-legacy.diff
        fi
      fi

      # 5.9
      if [ "$_kernel59" = "1" ]; then
        patchy=0
        for yup in "${_whitelist59[@]}"; do
          [[ $pkgver = $yup ]] && patchy=1
        done
        if [ "$patchy" = "1" ]; then
          msg2 "Applying kernel-5.9.patch for dkms..."
          patch -Np1 -i "$srcdir"/kernel-5.9.patch
        else
          msg2 "Skipping kernel-5.9.patch as it doesn't apply to this driver version..."
        fi
      fi

      # 5.10
      if [ "$_kernel510" = "1" ]; then
        patchy=0
        for yup in "${_whitelist510[@]}"; do
          [[ $pkgver = $yup ]] && patchy=1
        done
        if [ "$patchy" = "1" ]; then
          msg2 "Applying kernel-5.10.patch for dkms..."
          patch -Np1 -i "$srcdir"/kernel-5.10.patch
        else
          msg2 "Skipping kernel-5.10.patch as it doesn't apply to this driver version..."
        fi
      fi

      # 5.11
      if [ "$_kernel511" = "1" ]; then
        patchy=0
        for yup in "${_whitelist511[@]}"; do
          [[ $pkgver = $yup ]] && patchy=1
        done
        if [ "$patchy" = "1" ]; then
          msg2 "Applying kernel-5.11.patch for dkms..."
          patch -Np1 -i "$srcdir"/kernel-5.11.patch
        else
          msg2 "Skipping kernel-5.11.patch as it doesn't apply to this driver version..."
        fi
        if [[ $pkgver = 455.45* ]] || [[ $pkgver = 455.50* ]] || [[ $pkgver = 460.27* ]] && [[ $pkgver != 455.50.19 ]]; then
          msg2 "Applying 5.11-legacy.diff for $_kernel..."
          patch -Np1 -i "$srcdir"/5.11-legacy.diff
        fi
      fi

      # 5.9 - 5.10 quirk
      if [ "$_kernel59" = "1" ] || [ "$_kernel510" = "1" ]; then
        if [[ $pkgver = 450* ]] || [[ $pkgver = 455.2* ]] || [[ $pkgver = 455.3* ]]; then
          msg2 "Applying 5.9-gpl.diff for dkms..."
          patch -Np1 -i "$srcdir"/5.9-gpl.diff
        fi
      fi

      # 5.12
      if [ "$_kernel512" = "1" ]; then
        patchy=0
        for yup in "${_whitelist512[@]}"; do
          [[ $pkgver = $yup ]] && patchy=1
        done
        if [ "$patchy" = "1" ]; then
          msg2 "Applying kernel-5.12.patch for dkms..."
          patch -Np1 -i "$srcdir"/kernel-5.12.patch
        else
          msg2 "Skipping kernel-5.12.patch as it doesn't apply to this driver version..."
        fi
      fi

      # 5.14
      if [ "$_kernel514" = "1" ]; then
        patchy=0
        for yup in "${_whitelist514[@]}"; do
          [[ $pkgver = $yup ]] && patchy=1
        done
        if [ "$patchy" = "1" ]; then
          msg2 "Applying kernel-5.14.patch for dkms..."
          patch -Np1 -i "$srcdir"/kernel-5.14.patch
        else
          msg2 "Skipping kernel-5.14.patch as it doesn't apply to this driver version..."
        fi
      fi

      # 5.16
      if [ "$_kernel516" = "1" ]; then
        patchy=0
        for yup in "${_whitelist516[@]}"; do
          [[ $pkgver = $yup ]] && patchy=1
        done
        if [ "$patchy" = "1" ]; then
          msg2 "Applying kernel-5.16.patch for dkms..."
          patch -Np1 -i "$srcdir"/kernel-5.16.patch
        else
          msg2 "Skipping kernel-5.16.patch as it doesn't apply to this driver version..."
        fi
        if [[ $pkgver = 470.62.* ]]; then
          msg2 "Applying kernel-5.16-std.diff for dkms..."
          patch -Np1 -i "$srcdir"/kernel-5.16-std.diff
        else
          msg2 "Skipping kernel-5.16-std.diff as it doesn't apply to this driver version..."
        fi
      fi

      # 5.17
      if [ "$_kernel517" = "1" ]; then
        patchy=0
        for yup in "${_whitelist517[@]}"; do
          [[ $pkgver = $yup ]] && patchy=1
        done
        if [ "$patchy" = "1" ]; then
          msg2 "Applying kernel-5.17.patch for dkms..."
          patch -Np1 -i "$srcdir"/kernel-5.17.patch
        else
          msg2 "Skipping kernel-5.17.patch as it doesn't apply to this driver version..."
        fi
      fi

      # 6.0
      if [ "$_kernel60" = "1" ]; then
        patchy=0
        for yup in "${_whitelist60[@]}"; do
          [[ $pkgver = $yup ]] && patchy=1
        done
        if [ "$patchy" = "1" ]; then
          if [[ "$yup" =~ ^470\..* ]]; then
            msg2 "Applying kernel-6.0-470.patch for dkms ..."
            patch -Np1 -i "$srcdir"/kernel-6.0-470.patch
          fi
          msg2 "Applying kernel-6.0.patch for dkms..."
          patch -Np1 -i "$srcdir"/kernel-6.0.patch
        else
          msg2 "Skipping kernel-6.0.patch as it doesn't apply to this driver version..."
        fi
      fi

      # Legacy quirks
      if [ "$_oldstuff" = "1" ]; then
        msg2 "Applying 01-ipmi-vm.diff for dkms..."
        patch -Np1 -i "$srcdir"/01-ipmi-vm.diff
      fi
      if [ "$_youngeryetoldstuff" = "1" ]; then
        msg2 "Applying 02-ipmi-vm.diff for dkms..."
        patch -Np1 -i "$srcdir"/02-ipmi-vm.diff
      fi
      if [[ $pkgver = 396* ]] || [[ $pkgver = 410* ]] || [[ $pkgver = 415* ]] || [[ $pkgver = 418.* ]] || [[ $pkgver = 430.0* ]] || [[ $pkgver = 435.* ]] || [[ $pkgver = 440.2* ]] || [[ $pkgver = 440.3* ]] || [[ $pkgver = 440.43.* ]] || [[ $pkgver = 440.44 ]] && [ "$_54_prime" = "true" ]; then
        msg2 "Applying kernel-5.4-prime.diff for dkms..."
        patch -Np1 -i "$srcdir"/kernel-5.4-prime.diff
      fi
    fi
  fi
}

build() {
  if [ "$_open_source" != "y" ]; then
    if [ "$_dkms" != "true" ]; then
      # Build for all kernels
      local _kernel
      local -a _kernels
      mapfile -t _kernels < <(find /usr/lib/modules/*/build/version -exec cat {} + || find /usr/lib/modules/*/extramodules/version -exec cat {} +)

      for _kernel in "${_kernels[@]}"; do
        cd "$srcdir"/$_pkg/kernel-$_kernel

        # Build module
        msg2 "Building Nvidia module for $_kernel..."
        make SYSSRC=/usr/lib/modules/$_kernel/build modules
      done
    fi
  else
    cd open-gpu-kernel-modules-${pkgver}
    make SYSSRC="/usr/src/linux"
  fi
}

opencl-nvidia-tkg() {
  pkgdesc="NVIDIA's OpenCL implemention for 'nvidia-utils-tkg'"
  depends=('zlib')
  optdepends=('opencl-headers: headers necessary for OpenCL development')
  provides=("opencl-nvidia=$pkgver" "opencl-nvidia-tkg=$pkgver" 'opencl-driver')
  conflicts=('opencl-nvidia')
  cd $_pkg

  # OpenCL
  install -Dm644 nvidia.icd "$pkgdir"/etc/OpenCL/vendors/nvidia.icd
  install -Dm755 libnvidia-compiler.so.$pkgver "$pkgdir"/usr/lib/libnvidia-compiler.so.$pkgver
  if [[ -e libnvidia-compiler-next.so.${pkgver} ]]; then
    install -Dm755 libnvidia-compiler-next.so.$pkgver "$pkgdir"/usr/lib/libnvidia-compiler-next.so.$pkgver
  fi
  install -Dm755 libnvidia-opencl.so.$pkgver "$pkgdir"/usr/lib/libnvidia-opencl.so.$pkgver

  # create missing soname links
  _create_links

  # License (link)
  install -d "$pkgdir"/usr/share/licenses/
  ln -s nvidia-utils "$pkgdir"/usr/share/licenses/opencl-nvidia
}
source /dev/stdin <<EOF
package_opencl-$_branchname-tkg() {
  opencl-nvidia-tkg
}
EOF

if [[ $pkgver = 396* ]]; then
  _eglwver="1.0.3"
elif [[ $pkgver = 410* ]] || [[ $pkgver = 415* ]]; then
  _eglwver="1.1.0"
elif [[ $pkgver = 418* ]] || [[ $pkgver = 430* ]]; then
  _eglwver="1.1.2"
elif [[ $pkgver = 435* ]]; then
  _eglwver="1.1.3"
elif [[ $pkgver = 44* ]] || [[ $pkgver = 450* ]]; then
  _eglwver="1.1.4"
elif [[ $pkgver = 455* ]] || [[ $pkgver = 460* ]] || [[ $pkgver = 465* ]]; then
  _eglwver="1.1.5"
elif [[ $pkgver = 470* ]]; then
  _eglwver="1.1.7"
else
  _eglwver="1.1.9"
  _eglgver="1.1.0"
fi

nvidia-egl-wayland-tkg() {
  pkgdesc="NVIDIA EGL Wayland library (libnvidia-egl-wayland.so.$_eglwver) for 'nvidia-utils-tkg'"
  depends=('nvidia-utils-tkg' 'eglexternalplatform')
  provides=("egl-wayland" "nvidia-egl-wayland-tkg")
  conflicts=('egl-wayland')
  cd $_pkg

    install -Dm755 libnvidia-egl-wayland.so."${_eglwver}" "${pkgdir}"/usr/lib/libnvidia-egl-wayland.so."${_eglwver}"
    ln -s libnvidia-egl-wayland.so."${_eglwver}" "${pkgdir}"/usr/lib/libnvidia-egl-wayland.so.1
    ln -s libnvidia-egl-wayland.so.1 "${pkgdir}"/usr/lib/libnvidia-egl-wayland.so

    install -Dm755 10_nvidia_wayland.json "${pkgdir}"/usr/share/egl/egl_external_platform.d/10_nvidia_wayland.json
    install -Dm755 "$where"/egl-wayland/licenses/egl-wayland/COPYING "${pkgdir}"/usr/share/licenses/egl-wayland/COPYING
    install -Dm755 "$where"/egl-wayland/pkgconfig/wayland-eglstream-protocols.pc "${pkgdir}"/usr/share/pkgconfig/wayland-eglstream-protocols.pc
    install -Dm755 "$where"/egl-wayland/pkgconfig/wayland-eglstream.pc "${pkgdir}"/usr/share/pkgconfig/wayland-eglstream.pc
    install -Dm755 "$where"/egl-wayland/wayland-eglstream/wayland-eglstream-controller.xml "${pkgdir}"/usr/share/wayland-eglstream/wayland-eglstream-controller.xml
    install -Dm755 "$where"/egl-wayland/wayland-eglstream/wayland-eglstream.xml "${pkgdir}"/usr/share/wayland-eglstream/wayland-eglstream.xml

    sed -i "s/Version:.*/Version: $_eglwver/g" "${pkgdir}"/usr/share/pkgconfig/wayland-eglstream-protocols.pc
    sed -i "s/Version:.*/Version: $_eglwver/g" "${pkgdir}"/usr/share/pkgconfig/wayland-eglstream.pc
}
source /dev/stdin <<EOF
package_$_branchname-egl-wayland-tkg() {
  nvidia-egl-wayland-tkg
}
EOF

nvidia-utils-tkg() {
  pkgdesc="NVIDIA driver utilities and libraries for 'nvidia-tkg'"
  depends=('xorg-server' 'libglvnd' 'mesa' 'vulkan-icd-loader')
  optdepends=('gtk2: nvidia-settings (GTK+ v2)'
              'gtk3: nvidia-settings (GTK+ v3)'
              'opencl-nvidia-tkg: OpenCL support'
              'xorg-server-devel: nvidia-xconfig'
              'egl-wayland-git: for alternative, more advanced Wayland library (libnvidia-egl-wayland.so)')
  provides=("nvidia-utils=$pkgver" "nvidia-utils-tkg=$pkgver" 'vulkan-driver' 'opengl-driver' 'nvidia-libgl')
  conflicts=('nvidia-utils' 'nvidia-libgl')
  install=nvidia-utils-tkg.install
  cd $_pkg

    # X driver
    install -D -m755 nvidia_drv.so "${pkgdir}/usr/lib/xorg/modules/drivers/nvidia_drv.so"

    if [[ $pkgver = 396* ]]; then
      # GLX extension module for X
      install -D -m755 "libglx.so.${pkgver}" "${pkgdir}/usr/lib/nvidia/xorg/libglx.so.${pkgver}"
      ln -s "libglx.so.${pkgver}" "${pkgdir}/usr/lib/nvidia/xorg/libglx.so.1"	# X doesn't find glx otherwise
      ln -s "libglx.so.${pkgver}" "${pkgdir}/usr/lib/nvidia/xorg/libglx.so"	# X doesn't find glx otherwise
    else
      # GLX extension module for X
      install -D -m755 "libglxserver_nvidia.so.${pkgver}" "${pkgdir}/usr/lib/nvidia/xorg/libglxserver_nvidia.so.${pkgver}"
      # Ensure that X finds glx
      ln -s "libglxserver_nvidia.so.${pkgver}" "${pkgdir}/usr/lib/nvidia/xorg/libglxserver_nvidia.so.1"
      ln -s "libglxserver_nvidia.so.${pkgver}" "${pkgdir}/usr/lib/nvidia/xorg/libglxserver_nvidia.so"
    fi

    if [[ $pkgver != 396* ]] && [[ $pkgver != 410* ]] && [[ $pkgver != 415* ]]; then
      # optical flow
      install -D -m755 "libnvidia-opticalflow.so.${pkgver}" "${pkgdir}/usr/lib/libnvidia-opticalflow.so.${pkgver}"
    else
      # X wrapped software rendering
      install -D -m755 "libnvidia-wfb.so.${pkgver}" "${pkgdir}/usr/lib/libnvidia-wfb.so.${pkgver}"
    fi

    install -D -m755 "libGLX_nvidia.so.${pkgver}" "${pkgdir}/usr/lib/libGLX_nvidia.so.${pkgver}"

    # OpenGL libraries
    install -D -m755 "libEGL_nvidia.so.${pkgver}" "${pkgdir}/usr/lib/libEGL_nvidia.so.${pkgver}"
    install -D -m755 "libGLESv1_CM_nvidia.so.${pkgver}" "${pkgdir}/usr/lib/libGLESv1_CM_nvidia.so.${pkgver}"
    install -D -m755 "libGLESv2_nvidia.so.${pkgver}" "${pkgdir}/usr/lib/libGLESv2_nvidia.so.${pkgver}"
    install -D -m644 "10_nvidia.json" "${pkgdir}/usr/share/glvnd/egl_vendor.d/10_nvidia.json"

    # OpenGL core library
    install -D -m755 "libnvidia-glcore.so.${pkgver}" "${pkgdir}/usr/lib/libnvidia-glcore.so.${pkgver}"
    install -D -m755 "libnvidia-eglcore.so.${pkgver}" "${pkgdir}/usr/lib/libnvidia-eglcore.so.${pkgver}"
    install -D -m755 "libnvidia-glsi.so.${pkgver}" "${pkgdir}/usr/lib/libnvidia-glsi.so.${pkgver}"

    # misc
    if [[ -e libnvidia-ifr.so.${pkgver} ]]; then
      install -D -m755 "libnvidia-ifr.so.${pkgver}" "${pkgdir}/usr/lib/libnvidia-ifr.so.${pkgver}"
    fi
    install -D -m755 "libnvidia-fbc.so.${pkgver}" "${pkgdir}/usr/lib/libnvidia-fbc.so.${pkgver}"
    install -D -m755 "libnvidia-encode.so.${pkgver}" "${pkgdir}/usr/lib/libnvidia-encode.so.${pkgver}"
    install -D -m755 "libnvidia-cfg.so.${pkgver}" "${pkgdir}/usr/lib/libnvidia-cfg.so.${pkgver}"
    install -D -m755 "libnvidia-ml.so.${pkgver}" "${pkgdir}/usr/lib/libnvidia-ml.so.${pkgver}"
    install -D -m755 "libnvidia-glvkspirv.so.${pkgver}" "${pkgdir}/usr/lib/libnvidia-glvkspirv.so.${pkgver}"

    # Allocator library
    if [[ -e libnvidia-allocator.so.${pkgver} ]]; then
      install -D -m755 "libnvidia-allocator.so.${pkgver}" "${pkgdir}/usr/lib/libnvidia-allocator.so.${pkgver}"
      mkdir -p "${pkgdir}/usr/lib/gbm" && ln -sr "${pkgdir}/usr/lib/libnvidia-allocator.so.${pkgver}" "${pkgdir}/usr/lib/gbm/nvidia-drm_gbm.so"
    fi

    # egl-gbm
    if [ -n "${_eglgver:-}" ]; then
        install -Dm755 libnvidia-egl-gbm.so."${_eglgver}" "${pkgdir}"/usr/lib/libnvidia-egl-gbm.so."${_eglgver}"
        ln -s libnvidia-egl-gbm.so."${_eglgver}" "${pkgdir}"/usr/lib/libnvidia-egl-gbm.so.1
        ln -s libnvidia-egl-gbm.so.1 "${pkgdir}"/usr/lib/libnvidia-egl-gbm.so
    fi
    if [[ -e 15_nvidia_gbm.json ]]; then
        install -Dm755 15_nvidia_gbm.json "${pkgdir}"/usr/share/egl/egl_external_platform.d/15_nvidia_gbm.json
    fi

    if [[ $pkgver != 396* ]]; then
      # Ray tracing
      install -D -m755 "libnvoptix.so.${pkgver}" "${pkgdir}/usr/lib/libnvoptix.so.${pkgver}"
      install -D -m755 "libnvidia-rtcore.so.${pkgver}" "${pkgdir}/usr/lib/libnvidia-rtcore.so.${pkgver}"
      if [ -e "libnvidia-cbl.so.${pkgver}" ]; then
        install -D -m755 "libnvidia-cbl.so.${pkgver}" "${pkgdir}/usr/lib/libnvidia-cbl.so.${pkgver}"
      fi
    fi

    # Vulkan ICD
    if [[ $pkgver != 396* ]] && [[ $pkgver != 410* ]] && [[ $pkgver != 415* ]] && [[ $pkgver != 418* ]] && [[ $pkgver != 430* ]]; then
      install -D -m644 "nvidia_icd.json" "${pkgdir}/usr/share/vulkan/icd.d/nvidia_icd.json"
    else
      install -D -m644 "nvidia_icd.json.template" "${pkgdir}/usr/share/vulkan/icd.d/nvidia_icd.json"
    fi
    if [ -e nvidia_layers.json ]; then
      install -D -m644 "nvidia_layers.json" "${pkgdir}/usr/share/vulkan/explicit_layer.d/nvidia_layers.json"
    fi
    if [[ -e libnvidia-vulkan-producer.so.${pkgver} ]]; then
      install -D -m755 "libnvidia-vulkan-producer.so.${pkgver}" "${pkgdir}/usr/lib/libnvidia-vulkan-producer.so.${pkgver}"
      ln -s "libnvidia-vulkan-producer.so.${pkgver}" "${pkgdir}/usr/lib/libnvidia-vulkan-producer.so.1"
      ln -s "libnvidia-vulkan-producer.so.${pkgver}" "${pkgdir}/usr/lib/libnvidia-vulkan-producer.so"
    fi

    # VDPAU
    install -D -m755 "libvdpau_nvidia.so.${pkgver}" "${pkgdir}/usr/lib/vdpau/libvdpau_nvidia.so.${pkgver}"

    # nvidia-tls library
    install -D -m755 "libnvidia-tls.so.${pkgver}" "${pkgdir}/usr/lib/libnvidia-tls.so.${pkgver}"

    if [[ $pkgver = 396* ]] || [[ $pkgver = 410* ]]; then
      install -D -m755 "tls/libnvidia-tls.so.${pkgver}" "${pkgdir}/usr/lib/tls/libnvidia-tls.so.${pkgver}"
    fi

    # CUDA
    install -D -m755 "libcuda.so.${pkgver}" "${pkgdir}/usr/lib/libcuda.so.${pkgver}"
    install -D -m755 "libnvcuvid.so.${pkgver}" "${pkgdir}/usr/lib/libnvcuvid.so.${pkgver}"

    # PTX JIT Compiler (Parallel Thread Execution (PTX) is a pseudo-assembly language for CUDA)
    install -D -m755 "libnvidia-ptxjitcompiler.so.${pkgver}" "${pkgdir}/usr/lib/libnvidia-ptxjitcompiler.so.${pkgver}"

    # nvvm
    if [[ $pkgver = 470* ]]; then
       install -D -m755 "libnvidia-nvvm.so.4.0.0" "${pkgdir}/usr/lib/libnvidia-nvvm.so.4.0.0"
    fi

    # Fat (multiarchitecture) binary loader
    if [[ $pkgver = 396* ]] || [[ $pkgver = 41* ]] || [[ $pkgver = 43* ]] || [[ $pkgver = 44* ]]; then
      install -D -m755 "libnvidia-fatbinaryloader.so.${pkgver}" "${pkgdir}/usr/lib/libnvidia-fatbinaryloader.so.${pkgver}"
    else
      install -D -m755 "libnvidia-ngx.so.${pkgver}" "${pkgdir}/usr/lib/libnvidia-ngx.so.${pkgver}"

      # wine nvngx lib
      if (( ${pkgver%%.*} >= 470 )); then
        install -D -m755 "nvngx.dll" "${pkgdir}/usr/lib/nvidia/wine/nvngx.dll"
        install -D -m755 "_nvngx.dll" "${pkgdir}/usr/lib/nvidia/wine/_nvngx.dll"
      fi
    fi
    if (( ${pkgver%%.*} >= 455 )); then
      install -D -m755 nvidia-ngx-updater "${pkgdir}/usr/bin/nvidia-ngx-updater"
    fi

    # DEBUG
    install -D -m755 nvidia-debugdump "${pkgdir}/usr/bin/nvidia-debugdump"

    # nvidia-xconfig
    install -D -m755 nvidia-xconfig "${pkgdir}/usr/bin/nvidia-xconfig"
    install -D -m644 nvidia-xconfig.1.gz "${pkgdir}/usr/share/man/man1/nvidia-xconfig.1.gz"

    # nvidia-bug-report
    install -D -m755 nvidia-bug-report.sh "${pkgdir}/usr/bin/nvidia-bug-report.sh"

    # nvidia-smi
    install -D -m755 nvidia-smi "${pkgdir}/usr/bin/nvidia-smi"
    install -D -m644 nvidia-smi.1.gz "${pkgdir}/usr/share/man/man1/nvidia-smi.1.gz"

    # nvidia-cuda-mps
    install -D -m755 nvidia-cuda-mps-server "${pkgdir}/usr/bin/nvidia-cuda-mps-server"
    install -D -m755 nvidia-cuda-mps-control "${pkgdir}/usr/bin/nvidia-cuda-mps-control"
    install -D -m644 nvidia-cuda-mps-control.1.gz "${pkgdir}/usr/share/man/man1/nvidia-cuda-mps-control.1.gz"

    # nvidia-modprobe
    # This should be removed if nvidia fixed their uvm module!
    install -D -m4755 nvidia-modprobe "${pkgdir}/usr/bin/nvidia-modprobe"
    install -D -m644 nvidia-modprobe.1.gz "${pkgdir}/usr/share/man/man1/nvidia-modprobe.1.gz"

    # nvidia-persistenced
    install -D -m755 nvidia-persistenced "${pkgdir}/usr/bin/nvidia-persistenced"
    install -D -m644 nvidia-persistenced.1.gz "${pkgdir}/usr/share/man/man1/nvidia-persistenced.1.gz"
    if [ -e nvidia-persistenced-init/systemd/nvidia-persistenced.service.template ]; then
      install -D -m644 nvidia-persistenced-init/systemd/nvidia-persistenced.service.template "${pkgdir}/usr/lib/systemd/system/nvidia-persistenced.service"
      sed -i 's/__USER__/nvidia-persistenced/' "${pkgdir}/usr/lib/systemd/system/nvidia-persistenced.service"
    fi

    # application profiles
    install -D -m644 nvidia-application-profiles-${pkgver}-rc "${pkgdir}/usr/share/nvidia/nvidia-application-profiles-${pkgver}-rc"
    install -D -m644 nvidia-application-profiles-${pkgver}-key-documentation "${pkgdir}/usr/share/nvidia/nvidia-application-profiles-${pkgver}-key-documentation"

    install -D -m644 LICENSE "${pkgdir}/usr/share/licenses/nvidia-utils/LICENSE"
    install -D -m644 README.txt "${pkgdir}/usr/share/doc/nvidia/README"
    install -D -m644 NVIDIA_Changelog "${pkgdir}/usr/share/doc/nvidia/NVIDIA_Changelog"
    cp -r html "${pkgdir}/usr/share/doc/nvidia/"
    ln -s nvidia "${pkgdir}/usr/share/doc/nvidia-utils"

    if [[ $pkgver != 396* ]] && [[ $pkgver != 415* ]] && [[ $pkgver != 418* ]]; then
      if (( ${pkgver%%.*} >= 465 )); then
        _path_addon1="systemd/system/"
        _path_addon2="systemd/system-sleep/"
        _path_addon3="systemd/"
      fi
      # new power management support
      install -D -m644 ${_path_addon1}nvidia-suspend.service "${pkgdir}/usr/lib/systemd/system/nvidia-suspend.service"
      install -D -m644 ${_path_addon1}nvidia-hibernate.service "${pkgdir}/usr/lib/systemd/system/nvidia-hibernate.service"
      install -D -m644 ${_path_addon1}nvidia-resume.service "${pkgdir}/usr/lib/systemd/system/nvidia-resume.service"
      install -D -m755 ${_path_addon2}nvidia "${pkgdir}/usr/lib/systemd/system-sleep/nvidia"
      install -D -m755 ${_path_addon3}nvidia-sleep.sh "${pkgdir}/usr/bin/nvidia-sleep.sh"
      # nvidia-powerd
      if [ -e nvidia-powerd ]; then
        install -D -m755 nvidia-powerd "${pkgdir}/usr/bin/nvidia-powerd"
        # Not installing DBUS file for the time beimg, see https://bugs.archlinux.org/task/74894
        #install -D -m644 nvidia-dbus.conf "${pkgdir}/etc/dbus-1/system.d/nvidia-dbus.conf"
        install -D -m644 ${_path_addon1}nvidia-powerd.service "${pkgdir}/usr/lib/systemd/system/nvidia-powerd.service"
      fi
    fi

    # gsp firmware
    if (( ${pkgver%%.*} >= 465 )); then
      install -D -m644 firmware/gsp.bin "${pkgdir}/usr/lib/firmware/nvidia/${pkgver}/gsp.bin"
    fi

    # Distro-specific files must be installed in /usr/share/X11/xorg.conf.d
    install -Dm644 "$srcdir"/10-nvidia-drm-outputclass.conf "$pkgdir"/usr/share/X11/xorg.conf.d/10-nvidia-drm-outputclass.conf

    install -Dm644 "$srcdir"/nvidia-utils-tkg.sysusers "$pkgdir"/usr/lib/sysusers.d/$pkgname.conf

    install -Dm644 "$srcdir"/60-nvidia.rules "$pkgdir"/usr/lib/udev/rules.d/60-nvidia.rules

    _create_links
}
source /dev/stdin <<EOF
package_$_branchname-utils-tkg() {
  nvidia-utils-tkg
}
EOF

nvidia-settings-tkg() {
    pkgdesc='Tool for configuring the NVIDIA graphics driver'
    depends=("nvidia-utils-tkg>=${pkgver}" 'gtk3')
    provides=("nvidia-settings=${pkgver}" "nvidia-settings-tkg=${pkgver}")
    conflicts=('nvidia-settings')

    cd "$_pkg"

    install -D -m755 nvidia-settings         -t "${pkgdir}/usr/bin"
    install -D -m644 nvidia-settings.1.gz    -t "${pkgdir}/usr/share/man/man1"
    install -D -m644 nvidia-settings.png     -t "${pkgdir}/usr/share/pixmaps"
    install -D -m644 nvidia-settings.desktop -t "${pkgdir}/usr/share/applications"
    sed -e 's:__UTILS_PATH__:/usr/bin:' -e 's:__PIXMAP_PATH__/nvidia-settings.png:nvidia-settings:' -i "${pkgdir}/usr/share/applications/nvidia-settings.desktop"

    install -D -m755 "libnvidia-gtk3.so.${pkgver}" -t "${pkgdir}/usr/lib"

    # license
    install -D -m644 LICENSE -t "${pkgdir}/usr/share/licenses/${pkgname}"
}
source /dev/stdin <<EOF
package_$_branchname-settings-tkg() {
  nvidia-settings-tkg
}
EOF

if [ "$_dkms" = "false" ] || [ "$_dkms" = "full" ]; then
  nvidia-tkg() {
  if [ "$_open_source_modules" = "true" ]; then
      depends+=('linux')
      conflicts=('NVIDIA-MODULE')
      provides=('NVIDIA-MODULE')

      cd open-gpu-kernel-modules-${pkgver}
      _extradir="/usr/lib/modules/$(</usr/src/linux/version)/extramodules"
      install -Dt "${pkgdir}${_extradir}" -m644 kernel-open/*.ko
      find "${pkgdir}" -name '*.ko' -exec strip --strip-debug {} +
      find "${pkgdir}" -name '*.ko' -exec xz {} +

      # Force module to load even on unsupported GPUs
      mkdir -p "$pkgdir"/usr/lib/modprobe.d
      echo "options nvidia NVreg_OpenRmEnableUnsupportedGpus=1" > "$pkgdir"/usr/lib/modprobe.d/nvidia-open.conf

      install -Dm644 COPYING "$pkgdir"/usr/share/licenses/$pkgname

      echo -e "blacklist nouveau\nblacklist lbm-nouveau" |
          install -Dm644 /dev/stdin "${pkgdir}/usr/lib/modprobe.d/${pkgname}.conf"

      install -Dm644 "${srcdir}/nvidia-tkg.hook" "${pkgdir}/usr/share/libalpm/hooks/nvidia-tkg.hook"
  else
      pkgdesc="Full NVIDIA drivers' package for all kernels on the system (drivers and shared utilities and libraries)"
      depends=("nvidia-utils-tkg>=$pkgver" 'libglvnd')
      provides=("nvidia=$pkgver" "nvidia-tkg>=$pkgver")
      conflicts=('nvidia-96xx' 'nvidia-173xx' 'nvidia')
      install=nvidia-tkg.install

      # Install for all kernels
      local _kernel
      local -a _kernels
      mapfile -t _kernels < <(find /usr/lib/modules/*/build/version -exec cat {} + || find /usr/lib/modules/*/extramodules/version -exec cat {} +)

      for _kernel in "${_kernels[@]}"; do
        install -D -m644 "${_pkg}/kernel-${_kernel}/"nvidia{,-drm,-modeset,-uvm}.ko -t "${pkgdir}/usr/lib/modules/${_kernel}/extramodules"
        if [[ ${pkgver%%.*} = 465 ]]; then
          install -D -m644 "${_pkg}/kernel-${_kernel}/"nvidia-peermem.ko -t "${pkgdir}/usr/lib/modules/${_kernel}/extramodules"
          install -D -m644 "${_pkg}/kernel-${_kernel}/"nvidia-ib-peermem-stub.ko -t "${pkgdir}/usr/lib/modules/${_kernel}/extramodules"
        fi
        find "$pkgdir" -name '*.ko' -exec gzip -n {} +
      done

      echo -e "blacklist nouveau\nblacklist lbm-nouveau" |
          install -Dm644 /dev/stdin "${pkgdir}/usr/lib/modprobe.d/${pkgname}.conf"
      echo "nvidia-uvm" |
          install -Dm644 /dev/stdin "${pkgdir}/etc/modules-load.d/${pkgname}.conf"

      install -Dm644 "${srcdir}/nvidia-tkg.hook" "${pkgdir}/usr/share/libalpm/hooks/nvidia-tkg.hook"
  fi
  }
source /dev/stdin <<EOF
  package_$__branchname-tkg() {
    nvidia-tkg
  }
EOF
fi

lib32-opencl-nvidia-tkg() {
  pkgdesc="NVIDIA's OpenCL implemention for 'lib32-nvidia-utils-tkg' "
  depends=('lib32-zlib' 'lib32-gcc-libs')
  optdepends=('opencl-headers: headers necessary for OpenCL development')
  provides=("lib32-opencl-nvidia=$pkgver" "lib32-opencl-nvidia-tkg=$pkgver" 'lib32-opencl-driver')
  conflicts=('lib32-opencl-nvidia')
  cd $_pkg/32

  # OpenCL
  install -D -m755 libnvidia-compiler.so.$pkgver "$pkgdir"/usr/lib32/libnvidia-compiler.so.$pkgver
  install -D -m755 libnvidia-opencl.so.$pkgver "$pkgdir"/usr/lib32/libnvidia-opencl.so.$pkgver

  # create missing soname links
  _create_links

  # License (link)
  install -d "$pkgdir"/usr/share/licenses/
  ln -s nvidia-utils/ "$pkgdir"/usr/share/licenses/lib32-opencl-nvidia
}
source /dev/stdin <<EOF
package_lib32-opencl-$_branchname-tkg() {
  lib32-opencl-nvidia-tkg
}
EOF

lib32-nvidia-utils-tkg() {
  pkgdesc="NVIDIA driver utilities and libraries for 'nvidia-tkg' (32-bit)"
  depends=('lib32-zlib' 'lib32-gcc-libs' 'nvidia-utils-tkg' 'lib32-libglvnd' 'lib32-mesa' 'lib32-vulkan-icd-loader')
  optdepends=('lib32-opencl-nvidia-tkg: OpenCL support')
  provides=("lib32-nvidia-utils=$pkgver" "lib32-nvidia-utils-tkg=$pkgver" 'lib32-vulkan-driver' 'lib32-opengl-driver' 'lib32-nvidia-libgl')
  conflicts=('lib32-nvidia-utils' 'lib32-nvidia-libgl')
  cd $_pkg/32

    install -D -m755 "libGLX_nvidia.so.${pkgver}" "${pkgdir}/usr/lib32/libGLX_nvidia.so.${pkgver}"

    # OpenGL libraries
    install -D -m755 "libEGL_nvidia.so.${pkgver}" "${pkgdir}/usr/lib32/libEGL_nvidia.so.${pkgver}"
    install -D -m755 "libGLESv1_CM_nvidia.so.${pkgver}" "${pkgdir}/usr/lib32/libGLESv1_CM_nvidia.so.${pkgver}"
    install -D -m755 "libGLESv2_nvidia.so.${pkgver}" "${pkgdir}/usr/lib32/libGLESv2_nvidia.so.${pkgver}"

    # OpenGL core library
    install -D -m755 "libnvidia-glcore.so.${pkgver}" "${pkgdir}/usr/lib32/libnvidia-glcore.so.${pkgver}"
    install -D -m755 "libnvidia-eglcore.so.${pkgver}" "${pkgdir}/usr/lib32/libnvidia-eglcore.so.${pkgver}"
    install -D -m755 "libnvidia-glsi.so.${pkgver}" "${pkgdir}/usr/lib32/libnvidia-glsi.so.${pkgver}"

    # Allocator library
    if [[ -e libnvidia-allocator.so.${pkgver} ]]; then
      install -D -m755 "libnvidia-allocator.so.${pkgver}" "${pkgdir}/usr/lib32/libnvidia-allocator.so.${pkgver}"
    fi

    if [[ -e libnvidia-ifr.so.${pkgver} ]]; then
      install -D -m755 "libnvidia-ifr.so.${pkgver}" "${pkgdir}/usr/lib32/libnvidia-ifr.so.${pkgver}"
    fi
    install -D -m755 "libnvidia-fbc.so.${pkgver}" "${pkgdir}/usr/lib32/libnvidia-fbc.so.${pkgver}"
    install -D -m755 "libnvidia-encode.so.${pkgver}" "${pkgdir}/usr/lib32/libnvidia-encode.so.${pkgver}"
    install -D -m755 "libnvidia-ml.so.${pkgver}" "${pkgdir}/usr/lib32/libnvidia-ml.so.${pkgver}"
    install -D -m755 "libnvidia-glvkspirv.so.${pkgver}" "${pkgdir}/usr/lib32/libnvidia-glvkspirv.so.${pkgver}"

    # VDPAU
    install -D -m755 "libvdpau_nvidia.so.${pkgver}" "${pkgdir}/usr/lib32/vdpau/libvdpau_nvidia.so.${pkgver}"

    # nvidia-tls library
    install -D -m755 "libnvidia-tls.so.${pkgver}" "${pkgdir}/usr/lib32/libnvidia-tls.so.${pkgver}"

    if [[ $pkgver = 396* ]] || [[ $pkgver = 410* ]]; then
      install -D -m755 "tls/libnvidia-tls.so.${pkgver}" "${pkgdir}/usr/lib32/tls/libnvidia-tls.so.${pkgver}"
    fi

    # CUDA
    install -D -m755 "libcuda.so.${pkgver}" "${pkgdir}/usr/lib32/libcuda.so.${pkgver}"
    install -D -m755 "libnvcuvid.so.${pkgver}" "${pkgdir}/usr/lib32/libnvcuvid.so.${pkgver}"

    # PTX JIT Compiler (Parallel Thread Execution (PTX) is a pseudo-assembly language for CUDA)
    install -D -m755 "libnvidia-ptxjitcompiler.so.${pkgver}" "${pkgdir}/usr/lib32/libnvidia-ptxjitcompiler.so.${pkgver}"

    # Fat (multiarchitecture) binary loader
    if [[ $pkgver = 396* ]] || [[ $pkgver = 41* ]] || [[ $pkgver = 43* ]] || [[ $pkgver = 44* ]]; then
      install -D -m755 "libnvidia-fatbinaryloader.so.${pkgver}" "${pkgdir}/usr/lib32/libnvidia-fatbinaryloader.so.${pkgver}"
    fi

    _create_links

    rm -rf "${pkgdir}"/usr/{include,share,bin}
    mkdir -p "${pkgdir}/usr/share/licenses"
    ln -s nvidia-utils/ "${pkgdir}/usr/share/licenses/${pkgname}"
}
source /dev/stdin <<EOF
package_lib32-$_branchname-utils-tkg() {
  lib32-nvidia-utils-tkg
}
EOF

if [ "$_dkms" = "true" ] || [ "$_dkms" = "full" ]; then
  nvidia-dkms-tkg() {
  if [ "$_open_source_modules" = "true" ]; then
      depends+=('dkms')
      conflicts=('nvidia-open' 'NVIDIA-MODULE')
      provides=('nvidia-open' 'NVIDIA-MODULE')

      install -dm 755 "${pkgdir}"/usr/src
      # cp -dr --no-preserve='ownership' kernel-open "${pkgdir}/usr/src/nvidia-$pkgver"
      cp -dr --no-preserve='ownership' open-gpu-kernel-modules-dkms "${pkgdir}/usr/src/nvidia-$pkgver"
      mv "${pkgdir}/usr/src/nvidia-$pkgver/kernel-open/dkms.conf" "${pkgdir}/usr/src/nvidia-$pkgver/dkms.conf"

      # Force module to load even on unsupported GPUs
      mkdir -p "$pkgdir"/usr/lib/modprobe.d
      echo "options nvidia NVreg_OpenRmEnableUnsupportedGpus=1" > "$pkgdir"/usr/lib/modprobe.d/nvidia-open.conf

      install -Dm644 open-gpu-kernel-modules-${pkgver}/COPYING "$pkgdir"/usr/share/licenses/$pkgname
  else

      pkgdesc="NVIDIA kernel module sources (DKMS)"
      depends=('dkms' "nvidia-utils-tkg>=${pkgver}" 'nvidia-libgl' 'pahole')
      provides=("nvidia=${pkgver}" 'nvidia-dkms' "nvidia-dkms-tkg=${pkgver}" 'NVIDIA-MODULE')
      conflicts=('nvidia' 'nvidia-dkms')

      cd ${_pkg}
      install -dm 755 "${pkgdir}"/usr/{lib/modprobe.d,src}
      cp -dr --no-preserve='ownership' kernel-dkms "${pkgdir}/usr/src/nvidia-${pkgver}"

      echo -e "blacklist nouveau\nblacklist lbm-nouveau" |
          install -Dm644 /dev/stdin "${pkgdir}/usr/lib/modprobe.d/${pkgname}.conf"
      echo "nvidia-uvm" |
          install -Dm644 /dev/stdin "${pkgdir}/etc/modules-load.d/${pkgname}.conf"

      install -Dm644 "${srcdir}/nvidia-tkg.hook" "${pkgdir}/usr/share/libalpm/hooks/nvidia-tkg.hook"

      install -Dt "${pkgdir}/usr/share/licenses/${pkgname}" -m644 "${srcdir}/${_pkg}/LICENSE"
  fi
  }
source /dev/stdin <<EOF
  package_$__branchname-dkms-tkg() {
    nvidia-dkms-tkg
  }
EOF
fi

function exit_cleanup {
  # Sanitization
  rm -f "${where}"/options
  rm -f "${where}"/*.conf
  rm -f "${where}"/*.install
  rm -f "${where}"/*.patch
  rm -f "${where}"/*.diff
  rm -f "${where}"/*.hook
  rm -f "${where}"/nvidia-utils-tkg.sysusers
  rm -rf "${where}"/egl-wayland
  rm -rf "${where}"/src/*

  # Put the built packages in a versioned dir - overwrite if needed
  if [ "$_local_package_storing" = "true" ]; then
    rm -rf "${where}/${pkgver}-packages" && mkdir -p "${where}/${pkgver}-packages" && mv "${where}/"*.pkg.* "${where}/${pkgver}-packages"/ >/dev/null 2>&1
  fi

  remove_deps

  msg2 'exit cleanup done'
}

trap exit_cleanup EXIT