name=qt5
submodule=base
majver=5.7
version=$majver.0
update_url='https://www.qt.io/download-open-source/'
update_names="qt-everywhere-opensource-src-$version.tar.gz"

optional_libraries='libpng libjpeg freetype harfbuzz'
for opt in $optional_libraries; do
    define_option "$opt: Enable support for $opt"
done

dlextract "http://download.qt.io/official_releases/qt/$majver/$version/submodules/qt$submodule-opensource-src-$version.tar.xz" \
          '184f9460b40752d71b15b827260580c2'
header_end

cd "qt$submodule-opensource-src-$version"

# Build using custom CFLAGS, CXXFLAGS and LDFLAGS (Shamelessly stolen from ArchLinux)
sed -i -e "s/^\(QMAKE_CFLAGS_RELEASE.*\)/\1 $(safe_sed "$CFLAGS")/" mkspecs/common/gcc-base.conf
sed -i -e "s/^\(QMAKE_CXXFLAGS_RELEASE.*\)/\1 $(safe_sed "$CXXFLAGS")/" mkspecs/common/gcc-base.conf
sed -i -e "s/^\(QMAKE_LFLAGS_RELEASE.*\)/\1 $(safe_sed "$LDFLAGS")/" mkspecs/common/g++-unix.conf

# Make sure all the possible libraries are linked from the OS, as Qt might use it's own if they aren't available.
optional=""
for opt in $optional_libraries; do
    option $opt && optional="$optional -system-$opt" || optional="$optional -no-$opt"
done

# NOTE: Only double-conversion from Qt itself is used, as there's no recent stable version available, due to lack of maintenance (last I can find is 1.1.5 from 2014, but there's scripts to build 2.0.1, for example in AUR, yet there's no proper place to get the sources for that).
./configure -v -confirm-license -opensource \
    -prefix "/$dir_prefix" \
    -libdir "/$dir_prefix/$dir_libdir" \
    -headerdir "/$dir_prefix/include/$name" \
    -sysconfdir "/$dir_sysconfdir/xdg" \
    -datadir "/$dir_prefix/$dir_datadir/$name" \
    -bindir "/$dir_prefix/$dir_libdir/$name/bin" \
    -archdatadir "/$dir_prefix/$dir_libdir/$name" \
    -docdir "/$dir_prefix/$dir_docdir/$name" \
    -examplesdir "/$dir_prefix/$dir_docdir/$name/examples" \
    -system-sqlite \
    -system-zlib \
    -system-pcre \
    -system-xcb \
    -system-xkbcommon-x11 \
    -qt-doubleconversion \
    -openssl-linked \
    -dbus-linked \
    -nomake examples \
    $optional
make
make INSTALL_ROOT="$dir_install" install

mkdir -p "$dir_install/$dir_prefix/$dir_bindir"
for bin in "$dir_install/$dir_prefix/$dir_libdir/$name/bin/"*; do
    ln -s "../$dir_libdir/$name/bin/$(basename "$bin")" "$dir_install/$dir_prefix/$dir_bindir/$(basename "$bin")-$name"
done

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