# Contributor: Jakub Jirutka <jakub@jirutka.cz>
# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
pkgname=pcre2
pkgver=10.31
pkgrel=0
pkgdesc="Perl-compatible regular expression library"
url="http://pcre.sourceforge.net/"
arch="all"
license="BSD-3-Clause"
depends_dev="libedit-dev zlib-dev"
makedepends="$depends_dev paxmark"
subpackages="$pkgname-dev $pkgname-doc $pkgname-tools
	libpcre2-16:_libpcre libpcre2-32:_libpcre"
source="ftp://ftp.csx.cam.ac.uk/pub/software/programming/pcre/$pkgname-$pkgver.tar.gz"
builddir="$srcdir/$pkgname-$pkgver"

case "$CARCH" in
	s390x) _enable_jit="";;
	*) _enable_jit="--enable-jit";;
esac

build() {
	cd "$builddir"

	# Note: Forced -O3 is recommended (needed?) for Julia.
	./configure \
		CFLAGS="$CFLAGS -O3" \
		--build=$CBUILD \
		--host=$CHOST \
		--prefix=/usr \
		--docdir=/usr/share/doc/$pkgname-$pkgver \
		--htmldir=/usr/share/doc/$pkgname-$pkgver/html \
		--enable-pcre2-16 \
		--enable-pcre2-32 \
		--enable-pcre2grep-libz \
		--enable-pcre2test-libedit \
		--with-match-limit-recursion=8192 \
		$_enable_jit
	make
}

# Note: RunTest and pcre2_jit_test generates some binaries in .libs that needs
# to disable MPROTECT on grsecurity kernel. That's why it's so complicated...
check() {
	cd "$builddir"

	local is_pax=$(grep -q PaX /proc/$$/status && echo 'yes' || echo 'no')

	if [ "$is_pax" = yes ]; then
		timeout -t 1 -s KILL ./RunTest 2>/dev/null || true
		find .libs -type f ! -name 'lib*' | xargs paxmark m
	fi
	./RunTest

	if [ -n "$_enable_jit" ]; then
		if [ "$is_pax" = yes ]; then
			timeout -t 1 -s KILL ./pcre2_jit_test >/dev/null || true
			find .libs -type f ! -name 'lib*' | xargs paxmark m
		fi
		./pcre2_jit_test
	fi
}

package() {
	cd "$builddir"

	make DESTDIR="$pkgdir" install
}

_libpcre() {
	local bits="${subpkgname##*-}"
	pkgdesc="PCRE2 with $bits bit character support"

	mkdir -p "$subpkgdir"/usr/lib
	mv "$pkgdir"/usr/lib/libpcre2-$bits.so* "$subpkgdir"/usr/lib/
}

tools() {
	pkgdesc="Auxiliary utilities for PCRE2"

	mkdir -p "$subpkgdir"/usr/
	mv "$pkgdir"/usr/bin "$subpkgdir"/usr/
}

sha512sums="f333c97684d70daf4d892d60b36d94eb62132f9f53d2603e1e95f1230c93d482a1a793fe1c1bb3dca98bc894c86e4956f18b0eba9aac49e24bffbf3e1efcfd2d  pcre2-10.31.tar.gz"