[krb5-auth-dialog] plugins: Fix compile warnings

[Guido Günther <guidog src gnome org>]

commit 86efaac69f98bf2811c4c363eecb0b0a149d4a94
Author: Guido Günther <agx sigxcpu org>
Date:   Mon Feb 8 18:06:23 2021 +0100

    plugins: Fix compile warnings
    
    Silence warnings triggered by meson build

 plugins/ka-plugin-afs.c       | 3 +++
 plugins/ka-plugin-dummy.c     | 5 ++++-
 plugins/ka-plugin-gnomelock.c | 4 +++-
 plugins/ka-plugin-pam.c       | 3 +++
 4 files changed, 13 insertions(+), 2 deletions(-)
---
diff --git a/plugins/ka-plugin-afs.c b/plugins/ka-plugin-afs.c
index ab3af7f..7204080 100644
--- a/plugins/ka-plugin-afs.c
+++ b/plugins/ka-plugin-afs.c
@@ -18,6 +18,9 @@
 #include "ka-plugin-afs.h"
 #include <gmodule.h>
 
+/* Plugin entry point */
+G_MODULE_EXPORT KaPlugin *ka_plugin_create (void);
+
 int ka_plugin_major_version = KA_PLUGIN_MAJOR_VERSION;
 int ka_plugin_minor_version = KA_PLUGIN_MINOR_VERSION;
 
diff --git a/plugins/ka-plugin-dummy.c b/plugins/ka-plugin-dummy.c
index 45a066c..2c97201 100644
--- a/plugins/ka-plugin-dummy.c
+++ b/plugins/ka-plugin-dummy.c
@@ -18,6 +18,9 @@
 #include "ka-plugin-dummy.h"
 #include <gmodule.h>
 
+/* Plugin entry point */
+G_MODULE_EXPORT KaPlugin *ka_plugin_create (void);
+
 int ka_plugin_major_version = KA_PLUGIN_MAJOR_VERSION;
 int ka_plugin_minor_version = KA_PLUGIN_MINOR_VERSION;
 
@@ -36,7 +39,7 @@ G_DEFINE_TYPE_WITH_PRIVATE (KaPluginDummy, ka_plugin_dummy, KA_TYPE_PLUGIN)
 static void
 event_cb (gpointer *applet, gchar *princ, guint when, gpointer user_data)
 {
-    g_message ("%s %s @%d", user_data, princ, when);
+    g_message ("%s %s @%d", (gchar*)user_data, princ, when);
 }
 
 static void
diff --git a/plugins/ka-plugin-gnomelock.c b/plugins/ka-plugin-gnomelock.c
index 78c2ecb..8bfb248 100644
--- a/plugins/ka-plugin-gnomelock.c
+++ b/plugins/ka-plugin-gnomelock.c
@@ -20,6 +20,9 @@
 #include <gmodule.h>
 #include <gio/gio.h>
 
+/* Plugin entry point */
+G_MODULE_EXPORT KaPlugin *ka_plugin_create (void);
+
 int ka_plugin_major_version = KA_PLUGIN_MAJOR_VERSION;
 int ka_plugin_minor_version = KA_PLUGIN_MINOR_VERSION;
 
@@ -95,7 +98,6 @@ ka_plugin_gnomelock_activate (KaPlugin *self, KaApplet *applet)
 static void
 ka_plugin_gnomelock_deactivate (KaPlugin *self, KaApplet *applet)
 {
-    int i;
     KaPluginGnomeLockPrivate *priv =
         ka_plugin_gnomelock_get_instance_private (KA_PLUGIN_GNOMELOCK (self));
 
diff --git a/plugins/ka-plugin-pam.c b/plugins/ka-plugin-pam.c
index 8032d79..15e10e1 100644
--- a/plugins/ka-plugin-pam.c
+++ b/plugins/ka-plugin-pam.c
@@ -20,6 +20,9 @@
 
 #include <security/pam_appl.h>
 
+/* Plugin entry point */
+G_MODULE_EXPORT KaPlugin *ka_plugin_create (void);
+
 int ka_plugin_major_version = KA_PLUGIN_MAJOR_VERSION;
 int ka_plugin_minor_version = KA_PLUGIN_MINOR_VERSION;