# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
# Contributor: Leonardo Arena <rnalrd@alpinelinux.org>
# Contributor: Valery Kartel <valery.kartel@gmail.com>
pkgname=perl
pkgver=5.26.2
pkgrel=0
pkgdesc="Larry Wall's Practical Extraction and Report Language"
url="http://www.perl.org/"
arch="all"
license="Artistic GPL-2.0"
options="!check !fhs"  # Tests require more musl locale support
depends=""
depends_dev="perl-utils"
makedepends="bzip2-dev zlib-dev"
subpackages="$pkgname-doc $pkgname-dev $pkgname-utils::noarch miniperl"
source="http://www.cpan.org/src/5.0/perl-$pkgver.tar.gz
	"

# secfixes:
#   5.26.2-r0:
#     - CVE-2018-6797
#     - CVE-2018-6798
#     - CVE-2018-6913
#   5.26.1-r0:
#     - CVE-2017-12837
#     - CVE-2017-12883

builddir="$srcdir/$pkgname-$pkgver"

_privlib=/usr/share/perl5/core_perl
_archlib=/usr/lib/perl5/core_perl

prepare() {
	chmod +w "$builddir"/*.c
	default_prepare || return 1
	cd "$builddir"
	sed	-e 's/less -R/less/g' \
		-e 's/libswanted="\(.*\) nsl\(.*\)"/libswanted="\1\2"/g' \
		-i ./Configure || return 1

	# Ensure that we never accidentally bundle zlib or bzip2
	rm -rf cpan/Compress-Raw-Zlib/zlib-src
	rm -rf cpan/Compress-Raw-Bzip2/bzip2-src
	sed -i '/\(bzip2\|zlib\)-src/d' MANIFEST

}

build() {
	cd "$builddir"
	BUILD_ZLIB=0
	BUILD_BZIP2=0
	BZIP2_LIB=/usr/lib
	BZIP2_INCLUDE=/usr/inculde

	export BUILD_ZLIB BUILD_BZIP2 BZIP2_LIB BZIP2_INCLUDE
	./Configure -des \
		-Dcccdlflags='-fPIC' \
		-Dcccdlflags='-fPIC' \
		-Dccdlflags='-rdynamic' \
		-Dprefix=/usr \
		-Dprivlib=$_privlib \
		-Darchlib=$_archlib \
		-Dvendorprefix=/usr \
		-Dvendorlib=/usr/share/perl5/vendor_perl \
		-Dvendorarch=/usr/lib/perl5/vendor_perl \
		-Dsiteprefix=/usr/local \
		-Dsitelib=/usr/local/share/perl5/site_perl \
		-Dsitearch=/usr/local/lib/perl5/site_perl \
		-Dlocincpth=' ' \
		-Doptimize="$CFLAGS" \
		-Duselargefiles \
		-Dusethreads \
		-Duseshrplib \
		-Dd_semctl_semun \
		-Dman1dir=/usr/share/man/man1 \
		-Dman3dir=/usr/share/man/man3 \
		-Dinstallman1dir=/usr/share/man/man1 \
		-Dinstallman3dir=/usr/share/man/man3 \
		-Dman1ext='1' \
		-Dman3ext='3pm' \
		-Dcf_by='Alpine' \
		-Ud_csh \
		-Dusenm \
		|| return 1
	make libperl.so && make || return 1
}

package() {
	cd "$builddir"
	make DESTDIR="$pkgdir" install
	if [ -n "$(find $pkgdir/usr/local -type f)" ]; then
		error "files found under /usr/local"
		return 1
	fi
	find "$pkgdir" -name '.*' -delete
}

miniperl() {
	install -Dm755 "$builddir"/$subpkgname \
		"$subpkgdir"/usr/bin/$subpkgname || return 1
}

doc() {
	default_doc
	local file; for file in $(find "$pkgdir" -name "*.pod"); do
		file=${file#$pkgdir/}
		mkdir -p "$subpkgdir"/${file%/*} || return 1
		mv "$pkgdir"/$file "$subpkgdir"/$file || return 1
	done
}

dev() {
	mkdir -p "$subpkgdir"/usr/bin "$subpkgdir"/$_archlib "$subpkgdir"/$_privlib
	mv "$pkgdir"/$_archlib/Devel "$subpkgdir"/$_archlib/
	mv "$pkgdir"/$_privlib/Encode "$subpkgdir"/$_privlib/

	mv "$pkgdir"/usr/bin/h2xs \
		"$pkgdir"/usr/bin/perlivp \
		"$pkgdir"/usr/bin/enc2xs \
		"$pkgdir"/usr/bin/xsubpp \
		"$subpkgdir"/usr/bin/

	default_dev
}

utils() {
	pkgdesc="$pkgdesc (misc utilities)"
	depends="$pkgname"
	mkdir -p "$subpkgdir"/usr/bin
	local file
	for file in \
		corelist \
		cpan \
		encguess \
		libnetcfg \
		h2ph \
		instmodsh \
		json_pp \
		perlbug \
		perlthanks \
		piconv \
		pl2pm \
		prove \
		ptar \
		ptardiff \
		ptargrep \
		shasum \
		splain \
		zipdetails
	do
		mv "$pkgdir"/usr/bin/$file "$subpkgdir"/usr/bin/ || return 1
	done
}

sha512sums="166d767f748a911b969fc8008069f087927cbdd9ee21b375b31e5feb5afc2be8d80d68f8c291accee6fdf3be90e9dc2fc870cb9c0bd1cc68c6e001e4ed38d564  perl-5.26.2.tar.gz"