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1 # Description: A collection of tools, libraries and tests for shader compilation.
2 # URL: https://github.com/google/shaderc
3 # Maintainer: Danny Rawlins, crux at romster dot me
4 # Depends on: glslang spirv-tools
5 # Optional: asciidoctor
6
7 name=shaderc
8 version=2022.4
9 release=2
10 source=(https://github.com/google/shaderc/archive/v$version/$name-v$version.tar.gz
11 glslc.1)
12
13 build() {
14 # de-vendor libs and disable git versioning
15 sed '/examples/d;/third_party/d' -i $name-$version/CMakeLists.txt
16 sed '/build-version/d' -i $name-$version/glslc/CMakeLists.txt
17 cat <<- EOF > $name-$version/glslc/src/build-version.inc
18 "${version}\\n"
19 "$(prt-get info spirv-tools | awk '/^Version:/ {print $2}')\\n"
20 "$(prt-get info glslang | awk '/^Version:/ {print $2}')\\n"
21 EOF
22 sed -i -e "s|\$<TARGET_FILE:spirv-dis>|spirv-dis|" \
23 $name-$version/glslc/test/CMakeLists.txt
24
25 cmake -S $name-$version -B build -G Ninja $PKGMK_SHADERC \
26 -D CMAKE_INSTALL_PREFIX=/usr \
27 -D CMAKE_INSTALL_LIBDIR=lib \
28 -D CMAKE_BUILD_TYPE=Release \
29 -D CMAKE_CXX_FLAGS_RELEASE="${CXXFLAGS} -ffat-lto-objects" \
30 -D SHADERC_SKIP_TESTS=ON \
31 -D glslang_SOURCE_DIR:PATH='/usr/include/glslang'
32
33 cmake --build build -j ${JOBS:-1}
34 DESTDIR=$PKG cmake --install build
35
36 if [ -e '/usr/bin/asciidoctor' ]; then
37 cd $name-$version/glslc
38 asciidoctor -b manpage README.asciidoc -o glslc.1
39 install -D -m 0644 -t $PKG/usr/share/man/man1 glslc.1
40 cd -
41 else
42 install -D -m 0644 -t $PKG/usr/share/man/man1 $SRC/glslc.1
43 fi
44 }
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