git-r3.eclass: Inroducing EGIT_DIR_NAME var to record all the repos b…

…eing fetched in the gir3_src

ebuilds which calls git-r3_fetch multiple times for diffrent repos.
While EGIT_DIR stores a single repo path,
mapping all repos to such packages is currently unfeasible.
Introducing EGIT_DIR_NAME to address this limitation.

see_also: gentoo/gentoolkit#33

Signed-off-by: Siddhanth Rathod <xsiddhanthrathod@gmail.com>

eclass/git-r3.eclass

@@ -120,6 +120,14 @@ fi
 # usage.
 : "${EGIT_LFS_CLONE_TYPE:=shallow}"
 
+# @ECLASS_VARIABLE: EVCS_STORE_DIRS
+# @OUTPUT_VARIABLE
+# @DESCRIPTION:
+# Record of names of all the repositories directories being cloned in the git3_src.
+# This is useful in the case of ebuild that fetch multiple repos and
+# it would be used by eclean to clean them up.
+EVCS_STORE_DIRS=()
+
 # @ECLASS_VARIABLE: EGIT3_STORE_DIR
 # @USER_VARIABLE
 # @DEFAULT_UNSET
@@ -360,6 +368,8 @@ _git-r3_set_gitdir() {
 
 	GIT_DIR=${EGIT3_STORE_DIR}/${repo_name}
 
+	EVCS_STORE_DIRS+=("${GIT_DIR}")
+
 	if [[ ! -d ${EGIT3_STORE_DIR} && ! ${EVCS_OFFLINE} ]]; then
 		(
 			addwrite /