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pkgbase=swift-development
pkgname=(swift-development swift-lldb-development)
_swiftver=DEVELOPMENT-SNAPSHOT-2016-02-25-a
pkgver=${_swiftver//-/.}
pkgrel=1
pkgdesc="The Swift programming language and debugger - latest development snapshot"
arch=('i686' 'x86_64')
url="http://swift.org/"
license=('apache')
depends=('python2' 'libutil-linux' 'icu' 'libbsd' 'libedit' 'libxml2'
         'sqlite' 'ncurses')
makedepends=('git' 'cmake' 'ninja' 'swig' 'clang>=3.6' 'python2-six'
             # See https://llvm.org/bugs/show_bug.cgi?id=26580 and
             # https://sourceware.org/bugzilla/show_bug.cgi?id=19612
             # NOTE: Using gold doesn't completely work either, since gold
             # isn't used to link the swift std libraries by default
             'binutils<2.26')
source=(
    "swift-${_swiftver}.tar.gz::https://github.com/apple/swift/archive/swift-${_swiftver}.tar.gz"
    "swift-llvm-${_swiftver}.tar.gz::https://github.com/apple/swift-llvm/archive/swift-${_swiftver}.tar.gz"
    "swift-clang-${_swiftver}.tar.gz::https://github.com/apple/swift-clang/archive/swift-${_swiftver}.tar.gz"
    "swift-lldb-${_swiftver}.tar.gz::https://github.com/apple/swift-lldb/archive/swift-${_swiftver}.tar.gz"
    "swift-cmark-${_swiftver}.tar.gz::https://github.com/apple/swift-cmark/archive/swift-${_swiftver}.tar.gz"
    "swift-llbuild-${_swiftver}.tar.gz::https://github.com/apple/swift-llbuild/archive/swift-${_swiftver}.tar.gz"
    "swift-package-manager-${_swiftver}.tar.gz::https://github.com/apple/swift-package-manager/archive/swift-${_swiftver}.tar.gz"
    "swift-corelibs-xctest-${_swiftver}.tar.gz::https://github.com/apple/swift-corelibs-xctest/archive/swift-${_swiftver}.tar.gz"
    "swift-corelibs-foundation-${_swiftver}.tar.gz::https://github.com/apple/swift-corelibs-foundation/archive/swift-${_swiftver}.tar.gz"
    "swift-no-docs.patch"
)
sha256sums=('6a384ff4921208a9aa73d898f7b2bf51bddfbfb26245e8fc5a7be1f02257c32a'
            '40059e8a66980ca11688f2120aea1eb38518e52b6f47fe9195dcd1bb8e2cac83'
            'f9fbead2f751c03ad00391d2f62227bd4a02ab5b40763b59ce102c8ee0adf08b'
            '7f362a062d255a2111af03ece859292e64c60e8886387ffbf9da1c1e0ae71f82'
            '0e8885fc95703fcc694da5ccbaff2937381a12940a878bbce3f9d8f452b31b47'
            '06534afce6606c28c47aea3759817af870d58343a0b8f85ba29e18ceef00f782'
            '8fe7a2f949c53c99956ab2ec7e6f6388e0aaf76ba8cc334a5e9c808214553609'
            '7da4775f994cee564927b84c0c992969f75940ebdde72a6c94403278c2d8e126'
            'db6a8ee6a380c6c2af8028d05297f9c817c05b6f8fc56f1c55cbb788ce4b912d'
            '1a8663c48a1a203d1825ae62a7e4191e4980a2dad461d4d88152221ad9e2171d')

prepare() {
    # Use python2 where appropriate
    find "$srcdir" -type f -print0 | \
         xargs -0 sed -i 's|/usr/bin/env python$|&2|'
    find "$srcdir/swift-lldb-swift-${_swiftver}" -name Makefile -print0 | \
         xargs -0 sed -i 's|python-config|python2-config|g'
    sed -i '/^cmake_minimum_required/a set(Python_ADDITIONAL_VERSIONS 2.7)' \
         "$srcdir/swift-swift-${_swiftver}/CMakeLists.txt"
    sed -i '/^cmake_minimum_required/a set(Python_ADDITIONAL_VERSIONS 2.7)' \
         "$srcdir/swift-lldb-swift-${_swiftver}/CMakeLists.txt"
    sed -i 's/\<python\>/&2/' \
         "$srcdir/swift-swift-${_swiftver}/utils/build-script-impl"

    # Fix bad include paths
    find "$srcdir" -type f -print0 | \
         xargs -0 sed -i 's|/usr/include/x86_64-linux-gnu|/usr/include|g'

    # Use directory names which build-script expects
    for sdir in llvm clang lldb cmark llbuild corelibs-xctest corelibs-foundation; do
        if [[ "$sdir" =~ ^corelibs- ]]; then
            ln -sf swift-${sdir}-swift-${_swiftver} swift-${sdir}
        else
            ln -sf swift-${sdir}-swift-${_swiftver} ${sdir}
        fi
    done
    ln -sf swift-swift-${_swiftver} swift
    ln -sf swift-package-manager-swift-${_swiftver} swiftpm

    # Sphinx 1.3.5 raises a warning (promoted to error) when using an unknown
    # syntax highlighting language (like "swift").
    ( cd "${srcdir}/swift" && patch -p1 -i "${srcdir}/swift-no-docs.patch" )
}

build() {
    cd "$srcdir/swift"

    export SWIFT_SOURCE_ROOT="$srcdir"
    export LDFLAGS='-ldl -lpthread'
    utils/build-script -R \
        --lldb --llbuild --swiftpm --xctest --foundation \
        -j "$(lscpu --parse=CPU | grep -v '^#' | wc -l)"
}

check() {
    cd "$srcdir/swift"

    export SWIFT_SOURCE_ROOT="$srcdir"
    utils/build-script -R -t
}

package_swift-development() {
    pkgdesc='The Swift programming language compiler and tools - development snapshot'
    provides=('swift-language')
    conflicts=('swift-language-git' 'swift-git' 'swift-bin' 'swift')
    optdepends=('swift-lldb: Swift REPL and debugger')

    cd "$srcdir/build/Ninja-ReleaseAssert"

    install -dm755 "$pkgdir/usr/bin"
    install -dm755 "$pkgdir/usr/lib/swift"

    # Swift's components don't provide an install target :(
    # These are based on what's included in the binary release packages
    (
        cd swift-linux-$CARCH
        install -m755 bin/swift bin/swift-demangle bin/swift-ide-test "$pkgdir/usr/bin"
        ln -s swift "$pkgdir/usr/bin/swiftc"
        ln -s swift "$pkgdir/usr/bin/swift-autolink-extract"

        install -dm755 "$pkgdir/usr/share/man/man1"
        install -m644 docs/tools/swift.1 "$pkgdir/usr/share/man/man1"

        umask 0022
        cp -rL lib/swift/{clang,glibc,linux,shims} "$pkgdir/usr/lib/swift/"
    )
    (
        cd llbuild-linux-$CARCH
        install -m755 bin/swift-build-tool "$pkgdir/usr/bin"
    )
    (
        cd swiftpm-linux-$CARCH
        install -m755 debug/swift-build "$pkgdir/usr/bin"

        install -dm755 "$pkgdir/usr/lib/swift/pm"
        install -m755 lib/swift/pm/libPackageDescription.so "$pkgdir/usr/lib/swift/pm"
        install -m644 lib/swift/pm/PackageDescription.swiftmodule "$pkgdir/usr/lib/swift/pm"
    )
    (
        cd foundation-linux-$CARCH
        install -m755 Foundation/libFoundation.so "$pkgdir/usr/lib/swift/linux/"
        install -m644 Foundation/Foundation.swiftdoc "$pkgdir/usr/lib/swift/linux/$CARCH"
        install -m644 Foundation/Foundation.swiftmodule "$pkgdir/usr/lib/swift/linux/$CARCH"

        umask 0022
        cp -r Foundation/usr/lib/swift/CoreFoundation "$pkgdir/usr/lib/swift/"
    )
    (
        cd xctest-linux-$CARCH
        install -m755 libXCTest.so "$pkgdir/usr/lib/swift/linux/"
        install -m644 XCTest.swiftdoc "$pkgdir/usr/lib/swift/linux/$CARCH"
        install -m644 XCTest.swiftmodule "$pkgdir/usr/lib/swift/linux/$CARCH"
    )

    # License file
    install -dm755 "$pkgdir/usr/share/licenses/swift"
    install -m644 "$srcdir/swift/LICENSE.txt" "$pkgdir/usr/share/licenses/swift"
}

package_swift-lldb-development() {
    pkgdesc='The Swift programming language debugger (LLDB) and REPL - development snapshot'
    depends=('swift-language' 'python2-six')
    provides=('lldb' 'swift-lldb')
    conflicts=('lldb' 'swift-lldb')
    options=('!strip')  # Don't strip repl_swift -- we need its symbols

    cd "$srcdir/build/Ninja-ReleaseAssert"

    # Install swift-capable lldb
    (
        cd lldb-linux-$CARCH
        DESTDIR="$pkgdir" ninja install
    )

    # This should be provided from python2-six
    rm "$pkgdir/usr/lib/python2.7/site-packages/six.py"
}