set BASHRC_TMP for tmux

bashrc_add

@@ -202,6 +202,7 @@ EOF
         promptcommandmunge "_tmux_hook"
         promptcommandmunge "_umask_hook"
         promptcommandmunge "_pkcs11module_hook"
+        promptcommandmunge "_bashrc_tmp_hook"
         which direnv >/dev/null && eval "$(direnv hook bash)"
       
         cat << EOF >> "${MSC_LOGFILE}"
@@ -230,7 +231,7 @@ EOF
         fi
         logdebug "after"
     else
-        exec bash --rcfile "${BASHRC_TMP}"
+        [ -e "${BASHRC_TMP}" ] && exec bash --rcfile "${BASHRC_TMP}"
     fi
 
 fi

functions.sh

@@ -21,6 +21,13 @@ promptcommandmunge () {
     EXIT
 }
 
+_bashrc_tmp_hook() {
+    if [ ! -z "${BASHRC_TMP:-x}" ];
+    then
+        tmux set-environment BASHRC_TMP "${BASHRC_TMP}"
+    fi
+}
+
 _pkcs11module_hook() {
 
     if [ ! -z ${SSH_TTY:+x} ]; then