gentoo-overlay/metadata/install-qa-check.d/60libcrypt-deps

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

# QA check: ensure that package specifies a dependency on virtual/libcrypt
# Author: Georgy Yakovlev <gyakovlev@gentoo.org>
# Maintainer Sam James <sam@gentoo.org>

libcrypt_check() {
	if ! type -P scanelf >/dev/null || has binchecks ${PORTAGE_RESTRICT}; then
		return
	fi

	# skip libcrypt.so providers
	case "${CATEGORY}/${PN}" in
		sys-libs/libxcrypt|sys-libs/glibc|sys-libs/musl|sys-libs/uclibc-ng)
			return
			;;
	esac

	if grep -q "virtual/libcrypt" <<<${RDEPEND}; then
		# nothing to do here
		return
	fi

	local libcrypt_consumers
	# grep outputs newline separated list of files, so it's ok to skip specifying delimiter
	IFS= mapfile libcrypt_consumers < <(find "${ED}" -type f -executable \
		-print0 | xargs -0 scanelf -qyRF '%F %n' | grep 'libcrypt\.so' 2>/dev/null )
	
	if [[ -n ${libcrypt_consumers[@]} ]]; then
		eqawarn "Binary files linked to libcrypt.so found"
		eqawarn "But a dependency on virtual/libcrypt is not declared!"
		eqawarn
		eqatag -v virtual-libcrypt.missing "${libcrypt_consumers[@]%% *}"
		eqawarn
		eqawarn "Please add virtual/libcrypt:= dependency"
		eqawarn "Gentoo bug: https://bugs.gentoo.org/699422"
		eqawarn "Tracker bug: https://bugs.gentoo.org/798963"
		eqawarn "See: https://wiki.gentoo.org/wiki/Project:Toolchain/libcrypt_implementation"
	fi
	
}

libcrypt_check
: # guarantee successful exit

# vim:ft=sh