Fixed a pid-checking bug in get-ssh-agent and added journal.

functions/get-ssh-agent

@@ -24,7 +24,7 @@ function _start_new_ssh_agent () {
 
 if [[ -e "$ssh_agent_env_file" ]]; then
 	# determine if the pid in the env file is still alive
-	if [[ "$(source "$ssh_agent_env_file"; ps -ef | grep "$SSH_AGENT_PID")" ]]; then
+	if [[ -n "$(source "$ssh_agent_env_file"; ps -p "$SSH_AGENT_PID")" ]]; then
 		source "$ssh_agent_env_file"
 		echo "Existing ssh-agent environment configured with pid ${SSH_AGENT_PID}."
 	else

functions/journal

@@ -0,0 +1,6 @@
+## journal
+# A simple function to automatically select the correct journal file.
+
+journal_file="$(xdg-user-dir DOCUMENTS)/journal/$(date +%F).md"
+
+"$EDITOR" "$journal_file"