#!/bin/bash
ulimit -s unlimited
shopt -s extglob

# vulkan-sdk.SlackBuild
# Heavily based on the original Slackware build scripts,
# Modified by Stuart Winter for Slackware ARM.
#
# Copyright 2016, 2017  Heinz Wiesinger, Amsterdam, The Netherlands
# Copyright 2016, 2017  Patrick J. Volkerding, Sebeka, MN, USA
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ''AS IS'' AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

# Record toolchain & other info for the build log:
slackbuildinfo

# Paths to skeleton port's source & real Slackware source tree:
slackset_var_cwds

# Temporary build locations:
export TMPBUILD=$TMP/build-$PKGNAM
export PKG=$TMP/package-$PKGNAM
mkpkgdirs # Delete & re-create temporary directories then cd into $TMPBUILD

# cd in to the Slackware x86 src tree to obtain version numbers from src file names:
set -x
pushd $CWD
GLSLANG_VERSION=$(echo glslang-*.tar.?z | rev | cut -f 3- -d . | cut -f 1 -d - | rev)
SPIRV_HEADERS_VERSION=$(echo SPIRV-Headers-sdk-*.tar.?z | rev | cut -f 3- -d . | cut -f 1 -d - | rev)
SPIRV_TOOLS_VERSION=$(echo SPIRV-Tools-*.tar.?z | rev | cut -f 3- -d . | cut -f 1 -d - | rev)
VULKAN_HEADERS_VERSION=$(echo Vulkan-Headers-sdk-*.tar.?z | rev | cut -f 3- -d . | cut -f 1 -d - | rev)
VULKAN_LOADER_VERSION=$(echo Vulkan-Loader-sdk-*.tar.?z | rev | cut -f 3- -d . | cut -f 1 -d - | rev)
VULKAN_VALIDATIONLAYERS_VERSION=$(echo Vulkan-ValidationLayers-sdk-*.tar.?z | rev | cut -f 3- -d . | cut -f 1 -d - | rev)
ROBIN_HOOD_VERSION=$(echo robin-hood-hashing-*.tar.?z | rev | cut -f 3- -d . | cut -f 1 -d - | rev)
VULKAN_EXTENSIONLAYER_VERSION=$(echo Vulkan-ExtensionLayer-sdk-*.tar.?z | rev | cut -f 3- -d . | cut -f 1 -d - | rev)
VULKAN_TOOLS_VERSION=$(echo Vulkan-Tools-sdk-*.tar.?z | rev | cut -f 3- -d . | cut -f 1 -d - | rev)
VULKANTOOLS_VERSION=$(echo VulkanTools-sdk-*.tar.?z | rev | cut -f 3- -d . | cut -f 1 -d - | rev)
SHADERC_VERSION=$(echo shaderc-*.tar.?z | rev | cut -f 3- -d . | cut -f 1 -d - | rev)
SPIRV_CROSS_VERSION=$(echo SPIRV-Cross-*.tar.?z | rev | cut -f 3- -d . | cut -f 1 -d - | rev)
GFXRECONSTRUCT_VERSION=$(echo gfxreconstruct-sdk-*.tar.?z | rev | cut -f 3- -d . | cut -f 1 -d - | rev)
DXC_VERSION=$(echo DirectXShaderCompiler-*.tar.?z | rev | cut -f 3- -d . | cut -f 1 -d - | rev)
SPIRV_REFLECT_VERSION=$(echo SPIRV-Reflect-*.tar.?z | rev | cut -f 3- -d . | cut -f 1 -d - | rev)
# Return to ARM tree:
popd
set +x

# heasder check in $MPBUILD
########################################################
echo "##### Build SPIRV-Headers #####"
cd $TMPBUILD
tar xvf $CWD/SPIRV-Headers-$SPIRV_HEADERS_VERSION.tar.?z || exit 1
cd SPIRV-Headers-$SPIRV_HEADERS_VERSION
slackhousekeeping
mkdir -p build
cd build
cmake \
  -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_INSTALL_PREFIX=/usr \
  -DCMAKE_INSTALL_LIBDIR=lib$LIBDIRSUFFIX \
  -DCMAKE_BUILD_TYPE=Release \
  ..
make $NUMJOBS || make || failmake
make install DESTDIR=$PKG || failinstall
########################################################
echo "##### Build gslang #####"
cd $TMPBUILD
tar xvf $CWD/glslang-${GLSLANG_VERSION}.tar.?z || exit 1
cd glslang-$GLSLANG_VERSION/External
tar xvf $CWD/SPIRV-Tools-$SPIRV_TOOLS_VERSION.tar.?z || exit 1
mv SPIRV-Tools-$SPIRV_TOOLS_VERSION spirv-tools
cd spirv-tools/external
tar xvf $CWD/SPIRV-Headers-$SPIRV_HEADERS_VERSION.tar.?z || exit 1
mv SPIRV-Headers-$SPIRV_HEADERS_VERSION spirv-headers

cd $TMPBUILD/glslang-${GLSLANG_VERSION}
slackhousekeeping
# Fix LIBDIRSUFFIX
for i in $(find . -name CMakeLists.txt); do
  sed -i "s|DESTINATION lib|DESTINATION \${CMAKE_INSTALL_LIBDIR}|" "$i"
done

mkdir -p build
cd build
cmake \
  -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_INSTALL_PREFIX=/usr \
  -DCMAKE_INSTALL_LIBDIR=lib$LIBDIRSUFFIX \
  -DCMAKE_BUILD_TYPE=Release \
  -DBUILD_SHARED_LIBS=On \
  -DSPIRV_TOOLS_BUILD_STATIC=Off \
  ..
make $NUMJOBS || make || failmake
make install DESTDIR=$PKG || failinstall

########################################################
echo "##### Build Vulkan Headers SDK #####"
cd $TMPBUILD
tar xvf $CWD/Vulkan-Headers-sdk-$VULKAN_HEADERS_VERSION.tar.?z || exit 1
cd Vulkan-Headers-sdk-$VULKAN_HEADERS_VERSION
slackhousekeeping
mkdir -p build
cd build
cmake \
  -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_INSTALL_PREFIX=/usr\
  -DCMAKE_INSTALL_LIBDIR=lib$LIBDIRSUFFIX \
  -DCMAKE_BUILD_TYPE=Release \
  ..
make $NUMJOBS || make || failmake
make install DESTDIR=$PKG || failinstall
########################################################
echo "##### Build Vulkan-Loader-sdk #####"
cd $TMPBUILD
tar xvf $CWD/Vulkan-Loader-sdk-$VULKAN_LOADER_VERSION.tar.?z || exit 1
cd Vulkan-Loader-sdk-$VULKAN_LOADER_VERSION || exit 1
slackhousekeeping
mkdir -p build
cd build
cmake \
  -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_INSTALL_PREFIX=/usr \
  -DVULKAN_HEADERS_INSTALL_DIR=$PKG/usr \
  -DBUILD_WSI_WAYLAND_SUPPORT=On \
  ..
make $NUMJOBS || make || failmake
make install DESTDIR=$PKG || failinstall
########################################################
echo "##### Build Vulkan-ValidationLayers-sdk #####"
cd $TMPBUILD
tar xvf $CWD/Vulkan-ValidationLayers-sdk-$VULKAN_VALIDATIONLAYERS_VERSION.tar.?z || exit 1
cd Vulkan-ValidationLayers-sdk-$VULKAN_VALIDATIONLAYERS_VERSION/external
tar xvf $CWD/robin-hood-hashing-$ROBIN_HOOD_VERSION.tar.?z || exit 1
mv robin-hood-hashing-$ROBIN_HOOD_VERSION robin-hood-hashing
cd ..
slackhousekeeping
mkdir -p build
cd build
cmake \
  -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_INSTALL_PREFIX=/usr \
  -DCMAKE_INSTALL_SYSCONFDIR=/etc \
  -DCMAKE_INSTALL_DATADIR=/share \
  -DCMAKE_SKIP_RPATH=True \
  -DBUILD_TESTS=Off \
  -DBUILD_WSI_XLIB_SUPPORT=On \
  -DBUILD_WSI_XCB_SUPPORT=On \
  -DBUILD_WSI_WAYLAND_SUPPORT=On \
  -DCMAKE_BUILD_TYPE=Release \
  -DGLSLANG_INSTALL_DIR=$PKG/usr \
  -DVULKAN_HEADERS_INSTALL_DIR=$PKG/usr \
  -DSPIRV_HEADERS_INSTALL_DIR=$PKG/usr \
  -DBUILD_LAYER_SUPPORT_FILES=On \
  -DROBIN_HOOD_HASHING_INSTALL_DIR="$TMPBUILD/Vulkan-ValidationLayers-sdk-$VULKAN_VALIDATIONLAYERS_VERSION/external/robin-hood-hashing" \
  ..
make $NUMJOBS || make || failmake
make install DESTDIR=$PKG || failinstall
########################################################
echo "##### Build Vulkan-ExtensionLayer-sdk #####"
cd $TMPBUILD
tar xvf $CWD/Vulkan-ExtensionLayer-sdk-$VULKAN_EXTENSIONLAYER_VERSION.tar.?z || exit 1
cd Vulkan-ExtensionLayer-sdk-$VULKAN_EXTENSIONLAYER_VERSION
slackhousekeeping
mkdir -p build
cd build
cmake \
  -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_INSTALL_PREFIX=/usr \
  -DCMAKE_INSTALL_SYSCONFDIR=/etc \
  -DCMAKE_INSTALL_DATADIR=/share \
  -DCMAKE_SKIP_RPATH=True \
  -DBUILD_TESTS=Off \
  -DBUILD_WSI_XLIB_SUPPORT=On \
  -DBUILD_WSI_XCB_SUPPORT=On \
  -DBUILD_WSI_WAYLAND_SUPPORT=On \
  -DCMAKE_BUILD_TYPE=Release \
  -DVULKAN_HEADERS_INSTALL_DIR=$PKG/usr \
  -DBUILD_LAYER_SUPPORT_FILES=On \
  ..
make $NUMJOBS || make || exit 1
make install DESTDIR=$PKG || exit 1
########################################################
echo "##### Build Vulkan-Tools-sdk #####"
cd $TMPBUILD
tar xvf $CWD/Vulkan-Tools-sdk-$VULKAN_TOOLS_VERSION.tar.?z || exit 1
cd Vulkan-Tools-sdk-$VULKAN_TOOLS_VERSION
slackhousekeeping
mkdir -p build
cd build
cmake \
  -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_BUILD_TYPE=Release \
  -DCMAKE_INSTALL_PREFIX=/usr \
  -DVULKAN_HEADERS_INSTALL_DIR=$PKG/usr \
  -DGLSLANG_INSTALL_DIR=$PKG/usr \
  -DVULKAN_LOADER_INSTALL_DIR=$PKG/usr \
  -DBUILD_WSI_WAYLAND_SUPPORT=On \
  ..

# make uses glslangValidator, which is built against a shared
# libglslang that isn't installed yet
export LD_LIBRARY_PATH=$PKG/usr/lib$LIBDIRSUFFIX
make $NUMJOBS || make || exit 1
make install DESTDIR=$PKG || exit 1
########################################################
echo "##### Build VulkanTools-sdk #####"
cd $TMPBUILD
tar xvf $CWD/VulkanTools-sdk-$VULKANTOOLS_VERSION.tar.?z || exit 1
cd VulkanTools-sdk-$VULKANTOOLS_VERSION
slackhousekeeping
# building jsoncpp
cd submodules/jsoncpp
  python3 amalgamate.py
cd ../../

mkdir -p build
cd build
cmake \
  -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_BUILD_TYPE=Release \
  -DCMAKE_INSTALL_PREFIX=/usr \
  -DCMAKE_INSTALL_SYSCONFDIR=/usr/share \
  -DVULKAN_HEADERS_INSTALL_DIR=$PKG/usr \
  -DVULKAN_REGISTRY_PATH_HINT=$PKG/usr \
  -DVULKAN_LOADER_INSTALL_DIR=$PKG/usr \
  -DVULKAN_VALIDATIONLAYERS_INSTALL_DIR=$PKG/usr \
  -DBUILD_WSI_WAYLAND_SUPPORT=On \
  -DBUILD_TESTS=Off \
  -DINSTALL_GTEST=Off \
  ..

make $NUMJOBS || make || exit 1
make install DESTDIR=$PKG || exit 1

mkdir -p $PKG/usr/share/vulkan/config/VK_LAYER_LUNARG_device_simulation
install -m 644 ../layersvt/device_simulation_examples/sdk_sample_configs/*.json \
  $PKG/usr/share/vulkan/config/VK_LAYER_LUNARG_device_simulation/

########################################################
echo "##### Build shaderc #####"
cd $TMPBUILD
tar xvf $CWD/shaderc-$SHADERC_VERSION.tar.?z || exit 1
cd shaderc-$SHADERC_VERSION
slackhousekeeping
# Report correct versions in `glslc --version`
# git describe output collected in fetch-sources.sh
sed -i "s|\['git', 'describe'\]|\['cat', '.git-version'\]|" \
  utils/update_build_version.py

# We're pointing shaderc to the sources we just compiled
# This won't avoid compiling them again, but slightly better than
# extracting them twice.
# Short of polluting the build system with the libraries we built
# so far, there's no (easy) way to point shaderc to the already
# built versions.
mkdir -p build
cd build
cmake \
  -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_BUILD_TYPE=Release \
  -DCMAKE_INSTALL_PREFIX=/usr \
  -DCMAKE_INSTALL_SYSCONFDIR=/usr/share \
  -DSHADERC_SKIP_TESTS=On \
  -DSHADERC_SKIP_EXAMPLES=On \
  -DSHADERC_SPIRV_TOOLS_DIR=$TMPBUILD/glslang-$GLSLANG_VERSION/External/spirv-tools \
  -DSHADERC_GLSLANG_DIR=$TMPBUILD/glslang-$GLSLANG_VERSION \
  -DSKIP_GLSLANG_INSTALL=On \
  -DSKIP_SPIRV_TOOLS_INSTALL=On \
  -DBUILD_SHARED_LIBS=On \
  -DSPIRV_TOOLS_BUILD_STATIC=Off \
  -DBUILD_TESTING=Off \
  ..

make $NUMJOBS || make || exit 1
make install DESTDIR=$PKG || exit 1

########################################################
echo "##### Build SPIRV-Cross #####"
cd $TMPBUILD
tar xvf $CWD/SPIRV-Cross-$SPIRV_CROSS_VERSION.tar.?z || exit 1
cd SPIRV-Cross-$SPIRV_CROSS_VERSION
slackhousekeeping
# Set git hash
SPIRV_CROSS_SHORT_HASH=$(echo $SPIRV_CROSS_VERSION | cut -c 1-8)
sed -i "s|version \"unknown\"|version \"$SPIRV_CROSS_SHORT_HASH\"|" \
  CMakeLists.txt

mkdir -p build
cd build
cmake \
  -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_BUILD_TYPE=Release \
  -DCMAKE_INSTALL_PREFIX=/usr \
  -DSPIRV_CROSS_ENABLE_TESTS=Off \
  -DSPIRV_CROSS_SHARED=On \
  -DSPIRV_CROSS_FORCE_PIC=On \
  -DCMAKE_DISABLE_FIND_PACKAGE_Git=ON \
  ..

make $NUMJOBS || make || exit 1
make install DESTDIR=$PKG || exit 1

########################################################
echo "##### Build gfxreconstruct-sdk #####"
cd $TMPBUILD
tar xvf $CWD/gfxreconstruct-sdk-$GFXRECONSTRUCT_VERSION.tar.?z || exit 1
cd gfxreconstruct-sdk-$GFXRECONSTRUCT_VERSION
slackhousekeeping
mkdir -p build
cd build
cmake \
  -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS  -Wno-error=stringop-overflow" \
  -DCMAKE_BUILD_TYPE=Release \
  -DCMAKE_INSTALL_PREFIX=/usr \
  ..

make $NUMJOBS || make || exit 1
make install DESTDIR=$PKG || exit 1
########################################################
echo "##### Build DirectXShaderCompiler #####"
cd $TMPBUILD
tar xvf $CWD/DirectXShaderCompiler-$DXC_VERSION.tar.?z || exit 1
cd DirectXShaderCompiler-$DXC_VERSION
slackhousekeeping
mkdir -p build
cd build
cmake \
  -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS -Wno-error=stringop-truncation" \
  -DCMAKE_BUILD_TYPE=Release \
  -DCMAKE_INSTALL_PREFIX=/usr \
  -DCMAKE_INSTALL_INCLUDEDIR=include/dxc \
  -DLLVM_LIBDIR_SUFFIX=$LIBDIRSUFFIX \
  $(cat ../utils/cmake-predefined-config-params) \
  ..

make $NUMJOBS || make || exit 1

# "make install" is essentially useless at this point
# It installs a bunch of unnecessary llvm files
# https://github.com/microsoft/DirectXShaderCompiler/issues/3276

# install steps taken from appveyor.yml
mkdir -p $PKG/usr/{bin,lib$LIBDIRSUFFIX,include}
cp -P bin/dxc* $PKG/usr/bin/
cp -P lib$LIBDIRSUFFIX/libdxcompiler.so* $PKG/usr/lib$LIBDIRSUFFIX/
cp -r ../include/dxc $PKG/usr/include/
########################################################
echo "##### Build SPIRV-Reflect #####"
cd $TMPBUILD
tar xvf $CWD/SPIRV-Reflect-$SPIRV_REFLECT_VERSION.tar.?z || exit 1
cd SPIRV-Reflect-$SPIRV_REFLECT_VERSION
slackhousekeeping
mkdir -p build
cd build
cmake \
  -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_INSTALL_PREFIX=/usr \
  ..

make $NUMJOBS || make || exit 1
make install DESTDIR=$PKG || exit 1

mkdir -p $PKG/usr/include/SPIRV-Reflect/include/spirv/unified1
install -m 644 ../spirv_reflect.c $PKG/usr/include/SPIRV-Reflect/
install -m 644 ../spirv_reflect.h $PKG/usr/include/SPIRV-Reflect/
install -m 644 ../include/spirv/unified1/spirv.h \
  $PKG/usr/include/SPIRV-Reflect/include/spirv/unified1/

########################################################

# Return to top level source extraction directory.
# We'll copy what docs we need from the individual src extraction dirs:
cd $TMPBUILD

# Add documentation:
mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION
mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION/SPIRV-Headers
mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION/SPIRV-Tools
mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION/glslang
mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION/Vulkan-Headers
mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION/Vulkan-Loader
mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION/Vulkan-ValidationLayers
mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION/Vulkan-ExtensionLayer
mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION/Vulkan-Tools
mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION/VulkanTools
mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION/shaderc
mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION/SPIRV-Cross
mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION/gfxreconstruct
mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION/DirectXShaderCompiler
mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION/SPIRV-Reflect
cp -a \
  SPIRV-Headers-$SPIRV_HEADERS_VERSION/LICENSE* \
  SPIRV-Headers-$SPIRV_HEADERS_VERSION/README* \
  $PKG/usr/doc/$PKGNAM-$VERSION/SPIRV-Headers
cp -a \
  glslang-$GLSLANG_VERSION/External/spirv-tools/LICENSE* \
  glslang-$GLSLANG_VERSION/External/spirv-tools/README* \
  glslang-$GLSLANG_VERSION/External/spirv-tools/*.md \
  $PKG/usr/doc/$PKGNAM-$VERSION/SPIRV-Tools
cp -a \
  glslang-$GLSLANG_VERSION/LICENSE* \
  glslang-$GLSLANG_VERSION/README* \
  glslang-$GLSLANG_VERSION/*.md \
  $PKG/usr/doc/$PKGNAM-$VERSION/glslang
cp -a \
  Vulkan-Headers-sdk-$VULKAN_HEADERS_VERSION/LICENSE* \
  Vulkan-Headers-sdk-$VULKAN_HEADERS_VERSION/README* \
  Vulkan-Headers-sdk-$VULKAN_HEADERS_VERSION/*.md \
  $PKG/usr/doc/$PKGNAM-$VERSION/Vulkan-Headers
cp -a \
  Vulkan-Loader-sdk-$VULKAN_LOADER_VERSION/LICENSE* \
  Vulkan-Loader-sdk-$VULKAN_LOADER_VERSION/README* \
  Vulkan-Loader-sdk-$VULKAN_LOADER_VERSION/*.md \
  Vulkan-Loader-sdk-$VULKAN_LOADER_VERSION/loader/LoaderAndLayerInterface.md \
  $PKG/usr/doc/$PKGNAM-$VERSION/Vulkan-Loader
cp -a \
  Vulkan-ValidationLayers-sdk-$VULKAN_VALIDATIONLAYERS_VERSION/LICENSE* \
  Vulkan-ValidationLayers-sdk-$VULKAN_VALIDATIONLAYERS_VERSION/README* \
  Vulkan-ValidationLayers-sdk-$VULKAN_VALIDATIONLAYERS_VERSION/*.md \
  $PKG/usr/doc/$PKGNAM-$VERSION/Vulkan-ValidationLayers
cp -a \
  Vulkan-ExtensionLayer-sdk-$VULKAN_EXTENSIONLAYER_VERSION/LICENSE* \
  Vulkan-ExtensionLayer-sdk-$VULKAN_EXTENSIONLAYER_VERSION/README* \
  Vulkan-ExtensionLayer-sdk-$VULKAN_EXTENSIONLAYER_VERSION/*.md \
  $PKG/usr/doc/$PKGNAM-$VERSION/Vulkan-ExtensionLayer
cp -a \
  Vulkan-Tools-sdk-$VULKAN_TOOLS_VERSION/LICENSE* \
  Vulkan-Tools-sdk-$VULKAN_TOOLS_VERSION/README* \
  Vulkan-Tools-sdk-$VULKAN_TOOLS_VERSION/*.md \
  $PKG/usr/doc/$PKGNAM-$VERSION/Vulkan-Tools
cp -a \
  VulkanTools-sdk-$VULKANTOOLS_VERSION/LICENSE* \
  VulkanTools-sdk-$VULKANTOOLS_VERSION/README* \
  VulkanTools-sdk-$VULKANTOOLS_VERSION/*.md \
  $PKG/usr/doc/$PKGNAM-$VERSION/VulkanTools
cp -a \
  shaderc-$SHADERC_VERSION/AUTHORS \
  shaderc-$SHADERC_VERSION/LICENSE* \
  shaderc-$SHADERC_VERSION/README* \
  shaderc-$SHADERC_VERSION/*.md \
  $PKG/usr/doc/$PKGNAM-$VERSION/shaderc
cp -a \
  SPIRV-Cross-$SPIRV_CROSS_VERSION/LICENSE* \
  SPIRV-Cross-$SPIRV_CROSS_VERSION/README* \
  SPIRV-Cross-$SPIRV_CROSS_VERSION/*.md \
  $PKG/usr/doc/$PKGNAM-$VERSION/SPIRV-Cross
cp -a \
  gfxreconstruct-sdk-$GFXRECONSTRUCT_VERSION/LICENSE* \
  gfxreconstruct-sdk-$GFXRECONSTRUCT_VERSION/README* \
  gfxreconstruct-sdk-$GFXRECONSTRUCT_VERSION/*.md \
  $PKG/usr/doc/$PKGNAM-$VERSION/gfxreconstruct
cp -a \
  DirectXShaderCompiler-$DXC_VERSION/LICENSE* \
  DirectXShaderCompiler-$DXC_VERSION/README* \
  DirectXShaderCompiler-$DXC_VERSION/ThirdPartyNotices.txt \
  DirectXShaderCompiler-$DXC_VERSION/*.md \
  $PKG/usr/doc/$PKGNAM-$VERSION/DirectXShaderCompiler
cp -a \
  SPIRV-Reflect-$SPIRV_REFLECT_VERSION/LICENSE* \
  SPIRV-Reflect-$SPIRV_REFLECT_VERSION/README* \
  SPIRV-Reflect-$SPIRV_REFLECT_VERSION/*.md \
  $PKG/usr/doc/$PKGNAM-$VERSION/SPIRV-Reflect

# Apply generic Slackware packaging policies:
cd $PKG
slackstripall   # strip all .a archives and all ELFs
#slackstriprpaths     # strip rpaths
slack_delete_lafiles # delete usr/lib{,64}/*.la
slackgzpages -i # compress man & info pages and delete usr/info/dir
slackslack      # set standard Slackware file/dir permissions and ownerships
slackdesc       # install slack-desc and doinst.sh
slackmp         # run makepkg -l y -c n

# Perform any final checks on the package:
cd $PKG
slackhlinks     # search for any hard links