# Copyright 1999-2023 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=8

VERIFY_SIG_OPENPGP_KEY_PATH=/usr/share/openpgp-keys/danielstenberg.asc
inherit edo multilib-minimal verify-sig

DESCRIPTION="C library that resolves names asynchronously"
HOMEPAGE="https://c-ares.org/"
SRC_URI="
	https://c-ares.org/download/${P}.tar.gz
	verify-sig? ( https://c-ares.org/download/${P}.tar.gz.asc )
"

# ISC for lib/{bitncmp.c,inet_ntop.c,inet_net_pton.c} (bug #912405)
LICENSE="MIT ISC"
# Subslot = SONAME of libcares.so.2
SLOT="0/2"
KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~arm64-macos ~ppc-macos ~x64-macos ~x64-solaris"
IUSE="static-libs test"
RESTRICT="!test? ( test )"

BDEPEND="verify-sig? ( sec-keys/openpgp-keys-danielstenberg )"

DOCS=( AUTHORS CHANGES NEWS README.md RELEASE-NOTES TODO )

MULTILIB_WRAPPED_HEADERS=(
	/usr/include/ares_build.h
)

QA_CONFIG_IMPL_DECL_SKIP=(
	# Checking for obsolete headers
	malloc
	calloc
	free

	# Non-existent on Linux
	closesocket
	CloseSocket
	ioctlsocket
	bitncmp
)

multilib_src_configure() {
	# These configure tests take a long time to run. The args one runs in O(n^4).
	export ac_cv_func_getnameinfo='yes'
	export ac_cv_func_recvfrom='yes'
	export ac_cv_func_recv='yes'
	export ac_cv_func_send='yes'
	export curl_cv_func_getnameinfo_args='const struct sockaddr *,socklen_t,size_t,int'
	export curl_cv_func_recv_args='int,void *,size_t,int,int'
	export curl_cv_func_recvfrom_args='int,void *,size_t,int,struct sockaddr *,socklen_t *,int'
	export curl_cv_func_send_args='int,const void *,size_t,int,int'
	export curl_cv_getnameinfo='yes'
	export curl_cv_recv='yes'
	export curl_cv_recvfrom='yes'
	export curl_cv_send='yes'

	local myeconfargs=(
		--cache-file="${BUILD_DIR}"/config.cache

		--enable-nonblocking
		--enable-symbol-hiding
		$(use_enable static-libs static)
		$(use_enable test tests)
	)

	# Needed for running unit tests only
	# Violates sandbox and tests pass fine without
	export ax_cv_uts_namespace=no
	export ax_cv_user_namespace=no
	ECONF_SOURCE="${S}" econf "${myeconfargs[@]}"
}

multilib_src_test() {
	cd "${BUILD_DIR}"/test || die

	# We're skipping the "real" network tests with the filter
	# see https://github.com/c-ares/c-ares/tree/main/test
	local network_tests=(
		# Most live tests have Live in the name
		*Live*
		# These don't but are still in ares-test-live.cc => live
		*GetTCPSock*
		*TimeoutValue*
		*GetSock*
		*GetSock_virtualized*
		*VerifySocketFunctionCallback*
		# Seems flaky, even run manually
		# https://github.com/c-ares/c-ares/commit/9e542a8839f81c990bb0dff14beeaf9aa6bcc18d
		*MockUDPMaxQueriesTest.GetHostByNameParallelLookups*
	)

	# The format for disabling test1, test2, and test3 looks like:
	# -test1:test2:test3
	edo ./arestest --gtest_filter=-$(echo $(IFS=:; echo "${network_tests[*]}"))
}

multilib_src_install_all() {
	einstalldocs

	find "${ED}" -name "*.la" -delete || die
}