dovecot-2.2: lazy_expunge: If setting is empty, disable the plugin.

[dovecot at dovecot.org]

details:   http://hg.dovecot.org/dovecot-2.2/rev/978871ca81e7
changeset: 17208:978871ca81e7
user:      Timo Sirainen <tss at iki.fi>
date:      Wed Apr 09 23:19:29 2014 +0300
description:
lazy_expunge: If setting is empty, disable the plugin.
Instead of assuming that we want to use prefix="" as the lazy_expunge
namespace, which is highly unlikely anyone will ever want to do.

diffstat:

 src/plugins/lazy-expunge/lazy-expunge-plugin.c |  2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diffs (12 lines):

diff -r ce30e5ac42a9 -r 978871ca81e7 src/plugins/lazy-expunge/lazy-expunge-plugin.c
--- a/src/plugins/lazy-expunge/lazy-expunge-plugin.c	Wed Apr 09 23:17:09 2014 +0300
+++ b/src/plugins/lazy-expunge/lazy-expunge-plugin.c	Wed Apr 09 23:19:29 2014 +0300
@@ -442,7 +442,7 @@
 	const char *env;
 
 	env = mail_user_plugin_getenv(user, "lazy_expunge");
-	if (env != NULL) {
+	if (env != NULL && env[0] != '\0') {
 		luser = p_new(user->pool, struct lazy_expunge_mail_user, 1);
 		luser->module_ctx.super = *v;
 		user->vlast = &luser->module_ctx.super;