From 4aba33ed415df51bcb48fe011ba8f2f3e003ec1b Mon Sep 17 00:00:00 2001
From: Silvio Rhatto <rhatto@riseup.net>
Date: Wed, 23 May 2018 18:08:01 -0300
Subject: List registered hydras

---
 hydras | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/hydras b/hydras
index 6810898..ef5e27c 100755
--- a/hydras
+++ b/hydras
@@ -23,6 +23,14 @@ BASENAME="`basename $0`"
 
 function usage {
   echo "usage: $BASENAME <hydra1> [<hydra2> ... <hydraN>] -- <command>"
+
+  if [ -d "$HOME/.hydra" ]; then
+    echo "registered hydras:"
+    echo ""
+    ls -1 $HOME/.hydra | grep -v '^config$' | sort | xargs -L 6 | column -t -c 6 | sed -e 's/^/\t/'
+    echo ""
+  fi
+
   exit 1
 }
 
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