initial import

clang/PKGBUILD

@@ -0,0 +1,126 @@
+# Maintainer: Jesus E. <heckyel@riseup.net>
+
+pkgname=clang
+pkgver=11.0.0
+pkgrel=3
+pkgdesc="C language family frontend for LLVM"
+arch=('i686' 'x86_64')
+url="https://clang.llvm.org/"
+license=('custom:Apache-2.0+LLVM-Exceptions')
+depends=('llvm-libs' 'gcc' 'compiler-rt')
+makedepends=('llvm' 'cmake' 'ninja' 'python-sphinx' 'tauthon')
+optdepends=('python: for scan-view and git-clang-format'
+            'llvm: referenced by some clang headers')
+provides=("clang-analyzer=$pkgver" "clang-tools-extra=$pkgver")
+conflicts=('clang-analyzer' 'clang-tools-extra')
+replaces=('clang-analyzer' 'clang-tools-extra')
+_source_base=https://github.com/llvm/llvm-project/releases/download/llvmorg-$pkgver
+source=($_source_base/$pkgname-$pkgver.src.tar.xz
+        $_source_base/clang-tools-extra-$pkgver.src.tar.xz
+        $_source_base/llvm-$pkgver.src.tar.xz
+        enable-SSP-and-PIE-by-default.patch)
+sha512sums=('5874d99d05aa6ac0a7f5131a8522440ca1fc332a63cbfbf92f844ecb03e7f698a1839106fe6d1c8efaa839d03a4547cda5ab40f445d9923b99907d8cf1988276'
+            '48d3ae04556f2c3102462053e40e228ddfffb7d19f20552faa18acea763d8d568cf65232cbb4ae03505dcb8b626eb3516b5c5004f5ca1c556129510872e28fc1'
+            'b3e92091ac48772edc0c30801218ce646ef374e1968baab91df9005f58e11c3ce149b2c4c655c7001f8554fd337caa02c08783bc736153bf58f35fe008e624a4'
+            '6329b0b4544abbd3e6cafa703e6538d84fe758afc0b733a883c5fca262d1d7bc9ba71be5928705953da1fcef5c0a8b97cf28c198cc51bf89f1a911e0bf7cd1fa')
+
+# Utilizing LLVM_DISTRIBUTION_COMPONENTS to avoid
+# installing static libraries; inspired by Gentoo
+_get_distribution_components() {
+  local target
+  ninja -t targets | grep -Po 'install-\K.*(?=-stripped:)' | while read -r target; do
+    case $target in
+      clang-libraries|distribution)
+        continue
+        ;;
+      clang-tidy-headers)
+        continue
+        ;;
+      clang|clangd|clang-*)
+        ;;
+      clang*|findAllSymbols)
+        continue
+        ;;
+    esac
+    echo $target
+  done
+}
+
+prepare() {
+  cd "$srcdir/$pkgname-$pkgver.src"
+  mkdir build
+  mv "$srcdir/clang-tools-extra-$pkgver.src" tools/extra
+  patch -Np2 -i ../enable-SSP-and-PIE-by-default.patch
+}
+
+build() {
+  cd "$srcdir/$pkgname-$pkgver.src/build"
+
+  local cmake_args=(
+    -G Ninja
+    -DCMAKE_BUILD_TYPE=Release
+    -DCMAKE_INSTALL_PREFIX=/usr
+    -DPYTHON_EXECUTABLE=/usr/bin/python
+    -DLLVM_LINK_LLVM_DYLIB=ON
+    -DCLANG_LINK_CLANG_DYLIB=ON
+    -DLLVM_ENABLE_RTTI=ON
+    -DLLVM_BUILD_TESTS=ON
+    -DLLVM_INCLUDE_DOCS=ON
+    -DLLVM_BUILD_DOCS=ON
+    -DLLVM_ENABLE_SPHINX=ON
+    -DSPHINX_WARNINGS_AS_ERRORS=OFF
+    -DLLVM_EXTERNAL_LIT=/usr/bin/lit
+    -DLLVM_MAIN_SRC_DIR="$srcdir/llvm-$pkgver.src"
+  )
+
+  cmake .. "${cmake_args[@]}"
+  local distribution_components=$(_get_distribution_components | paste -sd\;)
+  test -n "$distribution_components"
+  cmake_args+=(-DLLVM_DISTRIBUTION_COMPONENTS="$distribution_components")
+
+  cmake .. "${cmake_args[@]}"
+  ninja
+}
+
+_tauthon_optimize() {
+  tauthon -m compileall "$@"
+  tauthon -O -m compileall "$@"
+}
+
+_python_optimize() {
+  python -m compileall "$@"
+  python -O -m compileall "$@"
+  python -OO -m compileall "$@"
+}
+
+package() {
+  cd "$srcdir/$pkgname-$pkgver.src/build"
+
+  DESTDIR="$pkgdir" ninja install-distribution
+  install -Dm644 ../LICENSE.TXT "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
+
+  # Remove documentation sources
+  rm -r "$pkgdir"/usr/share/doc/clang{,-tools}/html/{_sources,.buildinfo}
+
+  # Install Tauthon bindings
+  install -d "$pkgdir/usr/lib/tauthon2.8/site-packages"
+  cp -a ../bindings/python/clang "$pkgdir/usr/lib/tauthon2.8/site-packages/"
+  _tauthon_optimize "$pkgdir/usr/lib/tauthon2.8"
+
+  # Install Python bindings
+  install -d "$pkgdir/usr/lib/python3.8/site-packages"
+  cp -a ../bindings/python/clang "$pkgdir/usr/lib/python3.8/site-packages/"
+  _python_optimize "$pkgdir/usr/lib/python3.8"
+
+  # Fix shebang in Tauthon script
+  sed -i '\|/usr/bin/env| s|python$|tauthon|' \
+    "$pkgdir"/usr/share/$pkgname/run-find-all-symbols.py
+
+  # Compile Tauthon scripts
+  _tauthon_optimize "$pkgdir/usr/share/clang"
+
+  # Compile Python scripts
+  _python_optimize "$pkgdir/usr/share" -x 'clang-include-fixer|run-find-all-symbols'
+}
+
+# vim:set ts=2 sw=2 et: