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# Contributor: Jakub Jirutka <jakub@jirutka.cz>
# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
pkgname=pcre2
pkgver=10.34
pkgrel=0
pkgdesc="Perl-compatible regular expression library"
url="https://pcre.org/"
arch="all"
license="BSD-3-Clause"
depends_dev="libedit-dev zlib-dev"
makedepends="$depends_dev paxmark"
subpackages="$pkgname-dev $pkgname-doc $pkgname-tools
	libpcre2-16:_libpcre libpcre2-32:_libpcre"
source="https://ftp.pcre.org/pub/pcre/pcre2-$pkgver.tar.gz"

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

build() {
	case "$CARCH" in
	mips64*) export CPPFLAGS="$CPPFLAGS -DSLJIT_IS_FPU_AVAILABLE=0";;
	mips*) export CPPFLAGS="$CPPFLAGS -DSLJIT_IS_FPU_AVAILABLE=0 -DSLJIT_MIPS_R1=1";;
	esac

	# 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-depth=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() {
	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() {
	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="820b3805fc7fcf3a80dfd42ff570efc8518fe3c50f3feb720319b95316619e5b8f6601b3c9522606315aecd5558ccfc8a04a89fab9921fdfc3400dc2caf17c22  pcre2-10.34.tar.gz"