# Copyright 1999-2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=7

inherit apache-module depend.apache toolchain-funcs

DESCRIPTION="Debug segmentation faults in Apache threads"
HOMEPAGE="https://emptyhammock.com/projects/httpd/diag/"
SRC_URI="https://emptyhammock.com/media/downloads/wku_bt-${PV}.zip"
S="${WORKDIR}/wku_bt-${PV}"

LICENSE="Apache-2.0"
SLOT="0"
KEYWORDS="~amd64 ~x86"
IUSE="unwind"

RDEPEND="=www-servers/apache-2*[debug]
	unwind? ( sys-libs/libunwind:= )"
DEPEND="${RDEPEND}"
BDEPEND="app-arch/unzip
	unwind? ( virtual/pkgconfig )"

APACHE2_MOD_CONF="10_${PN}"
APACHE2_MOD_DEFINE="BACKTRACE"

need_apache2

# Work around Bug #616612
pkg_setup() {
	_init_apache2
	_init_apache2_late
}

src_compile() {
	APXS2_ARGS="-c ${PN}.c diag.c -ldl"
	if use unwind; then
		APXS2_ARGS+=" $($(tc-getPKG_CONFIG) --libs libunwind) -DDIAG_HAVE_LIBUNWIND_BACKTRACE=1"
	fi
	apache-module_src_compile
}