Add libc++ (fixes #6)

Add libc++-svn to the PKGBUILD, adapting some lines from the libc++ PKGBUILD,
to be found at https://aur.archlinux.org/cgit/aur.git/tree/PKGBUILD?h=libc%2B%2B.

Author: hesiod

PKGBUILD

@@ -18,6 +18,8 @@ pkgname=(
     'clang-analyzer-svn'
     'clang-compiler-rt-svn'
     'clang-tools-extra-svn'
+    'libc++-svn'
+    'libc++abi-svn'
 )
 _pkgname='llvm'
 
@@ -47,6 +49,8 @@ source=(
     'clang::svn+http://llvm.org/svn/llvm-project/cfe/trunk'
     'clang-tools-extra::svn+http://llvm.org/svn/llvm-project/clang-tools-extra/trunk'
     'compiler-rt::svn+http://llvm.org/svn/llvm-project/compiler-rt/trunk'
+    'libcxx::svn+http://llvm.org/svn/llvm-project/libcxx/trunk'
+    'libcxxabi::svn+http://llvm.org/svn/llvm-project/libcxxabi/trunk'
     'llvm-Config-llvm-config.h'
 )
 
@@ -55,6 +59,8 @@ sha256sums=(
     'SKIP'
     'SKIP'
     'SKIP'
+    'SKIP'
+    'SKIP'
     '597dc5968c695bbdbb0eac9e8eb5117fcd2773bc91edf5ec103ecffffab8bc48'
 )
 
@@ -124,6 +130,11 @@ prepare() {
     svn export --force "${srcdir}/clang" tools/clang
     svn export --force "${srcdir}/clang-tools-extra" tools/clang/tools/extra
     svn export --force "${srcdir}/compiler-rt" projects/compiler-rt
+    svn export --force "${srcdir}/libcxx" projects/libcxx
+    svn export --force "${srcdir}/libcxxabi" projects/libcxxabi
+
+    sed -i 's/CREDITS.TXT/CREDITS/' llvm/projects/libcxx/LICENSE.TXT
+    sed -i 's/CREDITS.TXT/CREDITS/' llvm/projects/libcxxabi/LICENSE.TXT
 
     mkdir -p "${srcdir}/build"
 }
@@ -159,6 +170,8 @@ build() {
         -DFFI_INCLUDE_DIR:PATH="$(pkg-config --variable=includedir libffi)" \
         -DFFI_LIBRARY_DIR:PATH="$(pkg-config --variable=libdir libffi)" \
         -DLLVM_BUILD_DOCS:BOOL=ON \
+        -DLLVM_TOOL_LIBCXX_BUILD:BOOL=ON \
+        -DLLVM_TOOL_LIBCXXABI_BUILD:BOOL=ON \
         -DLLVM_ENABLE_SPHINX:BOOL=ON \
         -DSPHINX_OUTPUT_HTML:BOOL=ON \
         -DSPHINX_OUTPUT_MAN:BOOL=ON \
@@ -209,6 +222,9 @@ package_llvm-svn() {
     mv "${pkgdir}/usr/lib/ocaml" "${srcdir}/ocaml.lib"
     mv "${pkgdir}/usr/share/doc/llvm/ocaml-html" "${srcdir}/ocaml.doc"
 
+    # Remove libc++ files
+    rm -rf "${pkgdir}/usr/include/c++" "${pkgdir}/usr/lib/libc++{,abi}.*"
+
     if [[ "${CARCH}" == "x86_64" ]]; then
         # Needed for multilib (https://bugs.archlinux.org/task/29951)
         # Header stubs are taken from Fedora
@@ -427,4 +443,29 @@ package_clang-tools-extra-svn() {
     _install_license
 }
 
+package_libc++-svn() {
+  pkgdesc='A new implementation of the C++ standard library, targeting C++11.'
+  depends=("libc++abi-svn=${pkgver}-${pkgrel}")
+  provides=('libc++')
+  replaces=('libc++')
+  conflicts=('libc++')
+
+  cd "${srcdir}/build/projects/libcxx"
+  make DESTDIR="${pkgdir}" install
+  install -Dm644 "${srcdir}/llvm/projects/libcxx/CREDITS.TXT" "${pkgdir}/usr/share/licenses/${pkgname}/CREDITS"
+  install -Dm644 "${srcdir}/llvm/projects/libcxx/LICENSE.TXT" "${pkgdir}/usr/share/licenses/${pkgname}/LICENSE"
+}
+
+package_libc++abi-svn() {
+  pkgdesc='A new implementation of low level support for a standard C++ library'
+  provides=('libc++abi')
+  replaces=('libc++abi')
+  conflicts=('libc++abi')
+
+  cd "${srcdir}/build/projects/libcxxabi"
+  make DESTDIR="${pkgdir}" install
+  install -Dm644 "${srcdir}/llvm/projects/libcxxabi/CREDITS.TXT" "${pkgdir}/usr/share/licenses/${pkgname}/CREDITS"
+  install -Dm644 "${srcdir}/llvm/projects/libcxxabi/LICENSE.TXT" "${pkgdir}/usr/share/licenses/${pkgname}/LICENSE"
+}
+
 # vim:set ts=4 sts=4 sw=4 et: