Rely entirely on oh-my-zsh to start gpg-agent.

dotfiles/gnupg/gpg-agent.conf

@@ -1,4 +1,3 @@
-enable-ssh-support
 use-standard-socket
 default-cache-ttl 7200
 default-cache-ttl-ssh 7200

dotfiles/profile

@@ -1,20 +1,4 @@
 # Always load ENV
 test -f "$HOME/.env" && . "$HOME/.env"
 
-# Setup GPG Agent
-if ! gpg-connect-agent --quiet /bye > /dev/null 2> /dev/null; then
-  GPG_AGENT_INFO_PATH=$HOME/.gnupg/gpg-agent.env
-  if test -f $GPG_AGENT_INFO_PATH && kill -0 `cut -d: -f 2 $GPG_AGENT_INFO_PATH` 2>/dev/null ; then
-    . $GPG_AGENT_INFO_PATH
-    export GPG_AGENT_INFO SSH_AUTH_SOCK SSH_AGENT_PID
-  else
-    if which gpg-agent >/dev/null 2>&1 ; then
-      gpg-agent -q 2>/dev/null || eval `gpg-agent --daemon --enable-ssh-support --write-env-file $GPG_AGENT_INFO_PATH` 2>/dev/null
-    fi
-  fi
-  unset GPG_AGENT_INFO_PATH
-  export GPG_TTY=`tty`
-fi
-# End GPG
-
 test -f "${HOME}/.profile.local" && . "${HOME}/.profile.local"

dotfiles/zsh_custom/plugins/gpg-agent/gpg-agent.plugin.zsh

@@ -20,6 +20,8 @@ function start_agent_withssh {
 if ! gpg-connect-agent --agent-program /dev/null --quiet /bye > /dev/null 2> /dev/null; then
     # source settings of old agent, if applicable
     if [ -f "${GPG_ENV}" ]; then
+        # This can be clobbered by the file
+        local OLD_SSH_AUTH_SOCK=${SSH_AUTH_SOCK}
         . ${GPG_ENV} > /dev/null
         export GPG_AGENT_INFO
         export SSH_AUTH_SOCK
@@ -29,6 +31,9 @@ if ! gpg-connect-agent --agent-program /dev/null --quiet /bye > /dev/null 2> /de
     # check again if another agent is running using the newly sourced settings
     if ! gpg-connect-agent --agent-program /dev/null --quiet /bye > /dev/null 2> /dev/null; then
         # check for existing ssh-agent
+        if [ -n "${OLD_SSH_AUTH_SOCK}" ] ; then
+          SSH_AUTH_SOCK=${OLD_SSH_AUTH_SOCK};export SSH_AUTH_SOCK
+        fi
         if ssh-add -l > /dev/null 2> /dev/null; then
             # ssh-agent running, start gpg-agent without ssh support
             start_agent_nossh;