# Contributor: Stuart Cardall <developer@it-offshore.co.uk>
# Contributor: Ash Berlin-Taylor <ash.berlin@gmail.com>
# Contributor: Valery Kartel <valery.kartel@gmail.com>
# Contributor: Łukasz Jendrysik <scadu@yandex.com>
# Contributor: Jesse Young <jlyo@jlyo.org>
# Maintainer: Jesse Young <jlyo@jlyo.org>
pkgname=exim
pkgver=4.90.1
pkgrel=0
pkgdesc="A Message Transfer Agent"
url="http://www.exim.org/"
arch="all"
license="GPL-2.0"
options="!check suid"
depends="ca-certificates"
pkgusers="$pkgname"
pkggroups="$pkgname mail"
makedepends="bash gawk perl $depends_dev db-dev pcre-dev libressl-dev libspf2-dev mariadb-dev
	postgresql-dev sqlite-dev libidn-dev linux-headers"
install="exim.pre-install"
subpackages="$pkgname-cdb $pkgname-dbmdb $pkgname-dnsdb $pkgname-sqlite $pkgname-mysql $pkgname-postgresql
	$pkgname-utils $pkgname-scripts::noarch $pkgname-doc"
source="ftp://ftp.exim.org/pub/exim/exim4/$pkgname-$pkgver.tar.xz
	exim.Makefile
	exim.confd
	exim.initd
	exim.logrotate
	exim.gencert"
builddir="$srcdir/$pkgname-$pkgver"

# secfixes:
#   4.89-r5:
#     - CVE-2017-1000369
#   4.89-r7:
#     - CVE-2017-16943
#   4.89.1-r0:
#     - CVE-2017-16944
#   4.90.1-r0:
#     - CVE-2018-6789

prepare() {
	default_prepare

	cd "$builddir"
	cp "$srcdir"/$pkgname.Makefile Local/Makefile
	sed -i \
		-e 's/-lnsl//g' \
		-e 's/^HAVE_ICONV.*$//' \
		OS/Makefile-Linux
}

build() {
	cd "$builddir"
	make makefile
	make -j1
}

package() {
	cd "$builddir"
	install -m750 -D -g mail -d "$pkgdir"/etc/mail
	make DESTDIR="$pkgdir" INSTALL_ARG="-no_symlink -no_chown exim" install
	install -D -m644 doc/exim.8 "$pkgdir"/usr/share/man/man8/exim.8
	cd "$pkgdir"/usr/sbin
	mv exim-${pkgver%.*}* exim
	chmod u+s exim
	for i in mailq rmail rsmtp runq sendmail newaliases; do
		ln -s exim $i
	done
	install -Dm644 "$srcdir"/$pkgname.logrotate "$pkgdir"/etc/logrotate.d/$pkgname
	install -Dm644 "$srcdir"/$pkgname.confd "$pkgdir"/etc/conf.d/$pkgname
	install -Dm755 "$srcdir"/$pkgname.initd "$pkgdir"/etc/init.d/$pkgname
	# Fix clamav local socket path, Add variant to spamd address
	sed -i \
		-e 's~# av_scanner = clamd:/tmp/clamd~# av_scanner = clamd:/run/clamav/clamd.sock~' \
		-e '/# spamd_address = 127.0.0.1 783/a# spamd_address = 127.0.0.1 11333 variant=rspamd' \
		"$pkgdir"/etc/$pkgname/$pkgname.conf
	# Create subdirs for logs and extensions
	install -dm750 -o $pkgname -g mail "$pkgdir"/var/log/$pkgname
	mkdir -p "$pkgdir"/usr/lib/$pkgname
}

scripts() {
	pkgdesc="EXIM scripts"
	depends="$pkgname perl"
	cd "$builddir"
	make	DESTDIR="$subpkgdir" \
		INSTALL_ARG="exicyclog exim_checkaccess eximstats exiqgrep exigrep exinext exiqsumm exipick exiwhat convert4r3 convert4r4" \
		install
	rm -fr "$subpkgdir"/etc
}

utils() {
	pkgdesc="EXIM utils"
	depends="$pkgname"
	cd "$builddir"
	make	DESTDIR="$subpkgdir" \
		INSTALL_ARG="exim_dbmbuild exim_dumpdb exim_tidydb exim_fixdb exim_lock" \
		install
	install -m755 "$srcdir"/exim.gencert "$subpkgdir"/usr/sbin/exim_gencert
	rm -fr "$subpkgdir"/etc
}

_mv_ext() {
	pkgdesc="EXIM extension: $1"
	depends="$pkgname"
	install -D -m755 "$builddir"/build-Linux-*/lookups/$1.so "$subpkgdir"/usr/lib/$pkgname/$1.so
}

sqlite() { _mv_ext sqlite; }
mysql() { _mv_ext mysql; }
postgresql() { _mv_ext pgsql; }
cdb() { _mv_ext cdb; }
dbmdb() { _mv_ext dbmdb; }
dnsdb() { _mv_ext dnsdb; }

sha512sums="b4830a2e03023b2bafc9e62535f467bb61b0f1398b6b3af0a7ef6f49e6cba60a9496e6762d0898b7ac1c2823db8cf96ed9f37e26b05809b4ba01725d9e72b806  exim-4.90.1.tar.xz
e9524d3a2cc230b4ecb3b098f53247121b9582fc7807b1549c5a3fd54bb416b837c4e09476f2e01dca03d590a968c40bf90d4b6a9f8a4abad082fdec91916a0f  exim.Makefile
bb6f5ead067af19ace661cc92bcd428da97570aedd1f9dc5b61a34e7e3fb3e028be6c96d51df73353bdfcaf69a3ee053fb03d245f868d63ebf518aa96ec82d66  exim.confd
3769e74a54566362bcdf57c45fbf7d130d7a7529fbc40befce431eef0387df117c71a5b57779c507e30d5b125913b5f26c9d16b17995521a1d94997be6dc3e02  exim.initd
28e748693a6a72d9943fa9c342ff041fe650fa6977f468dee127e845e6c2a91872ce33fb6f5698838906bde3ed92de7a91cdb0349cedc40b806261867e8c06cb  exim.logrotate
abdaf749ed3947a75b997caa300bf9f27ef82760f1854aa4521a9ac0f322f1655b65a375bc7a709259daea88bf93cfab5289997fa8e376fac9a3477f09bab642  exim.gencert"