Add support for the md5-cache metadata format. (Bug 422675)

The gentoo tree is moving to the md5-cache format instead of pms. This
add support for reading the md5-cache metadata format.

1 files changed, 18 insertions, 6 deletions

diff --git a/bin/euse b/bin/euse
index 85ff924..3b7556f 100755
--- a/bin/euse
+++ b/bin/euse
@@ -385,6 +385,7 @@ get_useflaglist() {
 #
 get_useflaglist_ebuild() {
 	local known=$(echo "${ACTIVE_FLAGS[5]}" | egrep "^${1}")
+	local cacheformat
 	if [[ -n $known ]]; then
 		# No need to recache
 		return
@@ -400,23 +401,34 @@ get_useflaglist_ebuild() {
 		fi
 		# Open the ebuild file and retrieve defined USE flags
 		[[ ! -d "$portdir/${1}" ]] && continue
-		if [[ ! -d "$portdir/metadata/cache" ]]; then
+		cacheformat="unknown"
+		[[ -d "$portdir/metadata/cache" ]] && cacheformat="cache" # format is pms
+		[[ -d "$portdir/metadata/md5-cache" ]] && cacheformat="md5-cache" # format is md5-cache
+		if [[ "$cacheformat" == "unknown" ]]; then
 			echo "!!! Metadata cache not found. You need to run " >&2
 			echo "!!! 'egencache --repo=$overlay --update'" >&2
 			echo "!!! to generate metadata for your overlays" >&2
 			return 1
 		fi
-		append=$(set +f; ls $portdir/metadata/cache/${1}-* \
+		append=$(set +f; ls ${portdir}/metadata/${cacheformat}/${1}-* \
 			| egrep "${1}-[0-9.]+" \
-			| sed -e "s:$portdir/metadata/cache/${1}-::g" \
+			| sed -e "s:${portdir}/metadata/${cacheformat}/${1}-::g" \
 			| while read -d $'\n' version; do
 				IFS=$'\n'
-				if [[ ! -e "$portdir/metadata/cache/${1}-$version" ]]; then
+				if [[ ! -e "${portdir}/metadata/${cacheformat}/${1}-$version" ]]; then
 					# Repo does not have this particular package
 					continue
 				fi
-				iuse=$(head -11 "$portdir/metadata/cache/${1}-$version"|tail -1)
-				slot=$(head -3 "$portdir/metadata/cache/${1}-$version"|tail -1)
+				if [[ "${cacheformat}" == "cache" ]]; then
+					iuse=$(head -n 11 "${portdir}/metadata/${cacheformat}/${1}-$version"|tail -n 1)
+					slot=$(head -n 3 "${portdir}/metadata/${cacheformat}/${1}-$version"|tail -n 1)
+				elif [[ "${cacheformat}" == "md5-cache" ]]; then
+					iuse=$(grep "^IUSE=" "${portdir}/metadata/${cacheformat}/${1}-$version" | sed 's/^IUSE=//')
+					slot=$(grep "^SLOT=" "${portdir}/metadata/${cacheformat}/${1}-$version" | sed 's/^SLOT=//')
+				else
+					# This is a bug, we should have already returned
+					return 1
+				fi
 				echo "${1};${version};${slot};${iuse};${overlay}"
 			done
 		)