euse: don't fail on repos missing use.desc

Signed-off-by: Ben Kohler <bkohler@gentoo.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/bin/euse b/bin/euse
index 56fc917..15a2a6e 100755
--- a/bin/euse
+++ b/bin/euse
@@ -842,7 +842,8 @@ showinstdesc() {
 	while [ -n "${1}" ]; do
 		case "${SCOPE}" in
 			"global")
-				if desc=$(grep "^${1}  *-" ${PORTAGE_REPO_PATHS[@]/%//profiles/use.desc}); then
+				local desc=$(grep "^${1}  *-" ${PORTAGE_REPO_PATHS[@]/%//profiles/use.desc} 2>/dev/null)
+				if [ ! -z "${desc}" ]; then
 					get_flagstatus "${1}"
 					echo "$desc"
 					# get list of installed packages matching this USE flag.