cvs.eclass: Support EAPI 8, drop EAPI 6 and older

Signed-off-by: Ulrich Müller <ulm@gentoo.org>

eclass/cvs.eclass

@@ -4,7 +4,7 @@
 # @ECLASS: cvs.eclass
 # @MAINTAINER:
 # vapier@gentoo.org (and anyone who wants to help)
-# @SUPPORTED_EAPIS: 4 5 6 7
+# @SUPPORTED_EAPIS: 7 8
 # @BLURB: This eclass provides generic cvs fetching functions
 # @DESCRIPTION:
 # This eclass provides the generic cvs fetching functions. To use this from an
@@ -16,6 +16,11 @@
 if [[ -z ${_CVS_ECLASS} ]]; then
 _CVS_ECLASS=1
 
+case ${EAPI} in
+	7|8) ;;
+	*) die "${ECLASS}: EAPI ${EAPI:-0} not supported" ;;
+esac
+
 # TODO:
 
 # Implement more auth types (gserver?, kserver?)
@@ -179,7 +184,7 @@ PROPERTIES+=" live"
 
 # add cvs to deps
 # ssh is used for ext auth
-DEPEND="dev-vcs/cvs"
+BDEPEND="dev-vcs/cvs"
 
 if [[ ${ECVS_AUTH} == "ext" ]] ; then
 	#default to ssh
@@ -187,15 +192,9 @@ if [[ ${ECVS_AUTH} == "ext" ]] ; then
 	if [[ ${CVS_RSH} != "ssh" ]] ; then
 		die "Support for ext auth with clients other than ssh has not been implemented yet"
 	fi
-	DEPEND+=" net-misc/openssh"
+	BDEPEND+=" net-misc/openssh"
 fi
 
-case ${EAPI:-0} in
-	4|5|6) ;;
-	7) BDEPEND="${DEPEND}"; DEPEND="" ;;
-	*) die "${ECLASS}: EAPI ${EAPI:-0} is not supported" ;;
-esac
-
 # called from cvs_src_unpack
 cvs_fetch() {
 	# Make these options local variables so that the global values are