# Contributor: Sergey Lukin <sergej.lukin@gmail.com>
# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
pkgname=icu
pkgver=62.1

# convert x.y.z to x_y_z
_ver=${pkgver//./_}

pkgrel=0
pkgdesc="International Components for Unicode library"
url="http://www.icu-project.org/"
arch="all"
license="MIT ICU Unicode-TOU"
subpackages="$pkgname-static $pkgname-dev $pkgname-doc $pkgname-libs"
depends=
depends_dev="$pkgname=$pkgver-r$pkgrel"
checkdepends="diffutils"
makedepends=
source="http://download.icu-project.org/files/icu4c/${pkgver}/${pkgname}4c-$_ver-src.tgz
	"

# secfixes:
#   57.1-r1:
#     - CVE-2016-6293
#   58.1-r1:
#     - CVE-2016-7415
#   58.2-r2:
#     - CVE-2017-7867
#     - CVE-2017-7868
builddir="$srcdir"/icu/source

prepare() {
	cd "$builddir"
	default_prepare
	update_config_sub

	# strtod_l() is not supported by musl; also xlocale.h is missing
	# It is not possible to disable its use via configure switches or env vars
	# so monkey patching is needed. Idea was stollen from openembedded
	# https://github.com/openembedded/openembedded-core/blob/master/meta/recipes-support/icu/icu.inc#L30
	sed -i -e 's,DU_HAVE_STRTOD_L=1,DU_HAVE_STRTOD_L=0,' configure.ac
	sed -i -e 's,DU_HAVE_STRTOD_L=1,DU_HAVE_STRTOD_L=0,' configure

	local x
	# https://bugs.icu-project.org/trac/ticket/6102
	for x in ARFLAGS CFLAGS CPPFLAGS CXXFLAGS FFLAGS LDFLAGS; do
		sed -i -e "/^${x} =.*/s:@${x}@::" "config/Makefile.inc.in"
	done
}

build() {
	cd "$builddir"
	./configure \
		--build=$CBUILD \
		--host=$CHOST \
		--prefix=/usr \
		--sysconfdir=/etc \
		--with-data-packaging=library \
		--disable-samples \
		--enable-static \
		--mandir=/usr/share/man
	make
}

check() {
	# tests seems to be x broken on 32bit
	case "$CARCH" in
		arm*|x86) return 0;;
	esac
	cd "$builddir"
	make check
}

package() {
	cd "$builddir"
	make -j1 DESTDIR="$pkgdir" install
	chmod +x "$pkgdir"/usr/bin/icu-config
	install -Dm644 "$srcdir"/icu/license.html \
		"$pkgdir"/usr/share/licenses/icu/license.html
}

static() {
	pkgdesc="$pkgname static libraries"
	mkdir -p "$subpkgdir"/usr/lib
	mv "$pkgdir"/usr/lib/*.a "$subpkgdir"/usr/lib/
}

libs() {
	default_libs
	replaces="icu"
}

sha512sums="8295f2754fb6907e2cc8f515dccca05530963b544e89a2b8e323cd0ddfdbbe0c9eba8b367c1dbc04d7bb906b66b1003fd545ca05298939747c832c9d4431cf2a  icu4c-62_1-src.tgz"