From 45a13d3dd6c36fbc0009134424203c8b97bdf336 Mon Sep 17 00:00:00 2001
From: Florian Walch <florian.walch@gmx.at>
Date: Fri, 15 Oct 2010 16:50:39 +0200
Subject: [PATCH] Added gpg-agent plugin

Based on ssh-agent plugin.
---
 plugins/gpg-agent/gpg-agent.plugin.zsh | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 plugins/gpg-agent/gpg-agent.plugin.zsh

diff --git a/plugins/gpg-agent/gpg-agent.plugin.zsh b/plugins/gpg-agent/gpg-agent.plugin.zsh
new file mode 100644
index 00000000..8cc71fd5
--- /dev/null
+++ b/plugins/gpg-agent/gpg-agent.plugin.zsh
@@ -0,0 +1,26 @@
+# Based on ssh-agent code
+
+local GPG_ENV=$HOME/.gnupg/gpg-agent.env
+
+function start_agent {
+  /usr/bin/env gpg-agent --daemon --enable-ssh-support --write-env-file ${GPG_ENV} > /dev/null
+  chmod 600 ${GPG_ENV}
+  . ${GPG_ENV} > /dev/null
+}
+
+# Source GPG agent settings, if applicable
+if [ -f "${GPG_ENV}" ]; then
+  . ${GPG_ENV} > /dev/null
+  ps -ef | grep ${SSH_AGENT_PID} | grep gpg-agent > /dev/null || {
+    start_agent;
+  }
+else
+  start_agent;
+fi
+
+export GPG_AGENT_INFO
+export SSH_AUTH_SOCK
+export SSH_AGENT_PID
+
+GPG_TTY=$(tty)
+export GPG_TTY