Initial commit.

bin/link-ssh-agent

@@ -0,0 +1,32 @@
+#!/bin/bash
+
+# Check to see if we at least have an agent running, and have previously
+# saved exports.
+if [ ! `pgrep -n ssh-agent` ] || [ ! -f ~/temp/ssh-agent-exports.sh ]
+then
+    # If not, create a new agent and save the details.
+    echo $(ssh-agent) > ~/temp/ssh-agent-exports.sh
+    chmod +x ~/temp/ssh-agent-exports.sh
+
+# If we do have previous details and a running agent, make sure that 
+# the details match an available agent (and not one that was killed).
+elif [[ `(source ~/temp/ssh-agent-exports.sh; ssh-add -l 2>&1)` =~ "Could not open" ]]
+then
+    # If the current details are for a dead agent, create a new agent and
+    # save the details.
+    echo $(ssh-agent) > ~/temp/ssh-agent-exports.sh
+    chmod +x ~/temp/ssh-agent-exports.sh
+fi
+
+# Finally, if we were called without an argument, echo the current settings.
+if [ "$1" = "" ]
+then
+    cat ~/temp/ssh-agent-exports.sh
+# If we do have an argument then evaluate that argument in a new shell which
+# has the SSH agent defined.
+else
+    (
+    source ~/temp/ssh-agent-exports.sh
+    eval $1
+    )
+fi