1 files changed, 29 insertions, 4 deletions
diff --git a/get-signers b/get-signers
index d383f41..1831686 100755
--- a/get-signers
+++ b/get-signers
@@ -1,13 +1,38 @@
 #!/bin/sh
 
+usage()
+{
+cat << EOF
+Usage: $0 [-d <depth>] <keyid> [ <keyid> .. ]
+EOF
+}
+
+depth="1"
+while getopts "hd:" OPTION
+do
+    case $OPTION in
+        h)
+            usage
+            exit
+            ;;
+        d)
+            depth="$OPTARG"
+            ;;
+        *)
+            usage >&2
+            exit 1
+            ;;
+    esac
+done
+shift $(($OPTIND - 1))
+
 if [ "$#" -eq 0 ]; then
-  echo >&2 "Usage: $0 <keyid> [ <depth> ]"
+  usage >&2
   exit 1
 fi
 
-keys="$1"
-depth="${2:-1}"
-
+keys="$*"
+gpg --recv-keys $keys
 while [ "$depth" -gt 0 ]; do
 
   keys=$(gpg --with-colons --fast-list-mode --list-sigs $keys | awk -F ':' '$1 ~ /sig|rev/ {print $5}' | sort -u)