update-all: -c new

1 files changed, 9 insertions, 0 deletions

diff --git a/update-all.in b/update-all.in
index fdeeaa5..8e8a211 100644
--- a/update-all.in
+++ b/update-all.in
@@ -8,6 +8,7 @@
 usage() {
   >&2 printf 'usage:\n'
   >&2 printf '  %s\n' "${0##*/}"
+  >&2 printf '  %s -c\n' "${0##*/}"
   >&2 printf '  %s $id $tmpdir [cs]\n' "${0##*/}"
   exit 1
 }
@@ -50,6 +51,14 @@ if [ "$#" -eq 3 ]; then
   exit ${err}
 fi
 
+if [ "$#" -eq 1 ] \
+&& [ "x$1" = 'x-c' ]; then
+  for system in "${!systems[@]}"; do
+    screen -S update-clear-all -d -m "${0}" "${system}" "${tmp_dir}" 'c'
+  done
+  exit
+fi
+
 if [ "$#" -ne 0 ]; then
   usage
 fi