Add -Wold-style-definition flag

And fix the warnings

configure.ac

@@ -272,10 +272,10 @@ dnl set location of plugin directory
 AG_GST_SET_PLUGINDIR
 
 dnl define an ERROR_CFLAGS Makefile variable
-AG_GST_SET_ERROR_CFLAGS($GST_GIT, [-Wmissing-declarations -Wmissing-prototypes -Wredundant-decls -Wundef -Wwrite-strings])
+AG_GST_SET_ERROR_CFLAGS($GST_GIT, [-Wmissing-declarations -Wmissing-prototypes -Wredundant-decls -Wundef -Wwrite-strings -Wold-style-definition])
 
 dnl define an ERROR_CXXFLAGS Makefile variable
-AG_GST_SET_ERROR_CXXFLAGS($GST_GIT, [-Wmissing-declarations -Wredundant-decls -Wundef -Wwrite-strings])
+AG_GST_SET_ERROR_CXXFLAGS($GST_GIT, [-Wmissing-declarations -Wredundant-decls -Wundef -Wwrite-strings -Wold-style-definition])
 
 dnl define correct level for debugging messages
 AG_GST_SET_LEVEL_DEFAULT($GST_GIT)

ext/annodex/gstcmmlutils.c

@@ -228,7 +228,7 @@ overflow:
 
 /* track list */
 GHashTable *
-gst_cmml_track_list_new ()
+gst_cmml_track_list_new (void)
 {
   return g_hash_table_new (g_str_hash, g_str_equal);
 }

ext/wavpack/gstwavpackparse.c

@@ -56,7 +56,7 @@ GST_DEBUG_CATEGORY_STATIC (gst_wavpack_parse_debug);
 #define GST_CAT_DEFAULT gst_wavpack_parse_debug
 
 static inline GstWavpackParseIndexEntry *
-gst_wavpack_parse_index_entry_new ()
+gst_wavpack_parse_index_entry_new (void)
 {
   return g_slice_new (GstWavpackParseIndexEntry);
 }

gst/effectv/gstwarp.c

@@ -115,7 +115,7 @@ gst_warptv_set_caps (GstBaseTransform * btrans, GstCaps * incaps,
 static gint32 sintable[1024 + 256];
 
 static void
-initSinTable ()
+initSinTable (void)
 {
   gint32 *tptr, *tsinptr;
   double i;

gst/rtp/gstrtph263pay.c

@@ -531,7 +531,7 @@ gst_rtp_h263_pay_get_property (GObject * object, guint prop_id,
 }
 
 static GstRtpH263PayPackage *
-gst_rtp_h263_pay_package_new_empty ()
+gst_rtp_h263_pay_package_new_empty (void)
 {
   return (GstRtpH263PayPackage *) g_malloc0 (sizeof (GstRtpH263PayPackage));
 }

gst/udp/gstmultiudpsink.c

@@ -377,7 +377,7 @@ gst_multiudpsink_finalize (GObject * object)
 }
 
 static gboolean
-socket_error_is_ignorable ()
+socket_error_is_ignorable (void)
 {
 #ifdef G_OS_WIN32
   /* Windows doesn't seem to have an EAGAIN for sockets */
@@ -388,7 +388,7 @@ socket_error_is_ignorable ()
 }
 
 static int
-socket_last_error_code ()
+socket_last_error_code (void)
 {
 #ifdef G_OS_WIN32
   return WSAGetLastError ();
@@ -398,7 +398,7 @@ socket_last_error_code ()
 }
 
 static gchar *
-socket_last_error_message ()
+socket_last_error_message (void)
 {
 #ifdef G_OS_WIN32
   int errorcode = WSAGetLastError ();

tests/check/elements/cmmldec.c

@@ -138,7 +138,7 @@ buffer_unref (void *buffer, void *user_data)
 }
 
 static void
-setup_cmmldec ()
+setup_cmmldec (void)
 {
   GST_DEBUG ("setup_cmmldec");
   cmmldec = gst_check_setup_element ("cmmldec");
@@ -160,7 +160,7 @@ setup_cmmldec ()
 }
 
 static void
-teardown_cmmldec ()
+teardown_cmmldec (void)
 {
   g_list_foreach (buffers, buffer_unref, NULL);
   g_list_free (buffers);
@@ -240,7 +240,7 @@ cmml_tag_message_pop (GstBus * bus, const gchar * tag)
 }
 
 static void
-check_headers ()
+check_headers (void)
 {
   GObject *head_tag;
 
@@ -581,7 +581,7 @@ GST_START_TEST (test_sink_query_convert)
 GST_END_TEST;
 
 static Suite *
-cmmldec_suite ()
+cmmldec_suite (void)
 {
   Suite *s = suite_create ("cmmldec");
 

tests/check/elements/cmmlenc.c

@@ -152,7 +152,7 @@ buffer_unref (void *buffer, void *user_data)
 }
 
 static void
-setup_cmmlenc ()
+setup_cmmlenc (void)
 {
   guint64 granulerate_n, granulerate_d;
 
@@ -179,7 +179,7 @@ setup_cmmlenc ()
 }
 
 static void
-teardown_cmmlenc ()
+teardown_cmmlenc (void)
 {
   /* free encoded buffers */
   g_list_foreach (buffers, buffer_unref, NULL);
@@ -231,7 +231,7 @@ push_data (const gchar * name, const gchar * data, gint size)
 }
 
 static void
-check_headers ()
+check_headers (void)
 {
   /* push the cmml start tag */
   flow = push_data ("preamble", PREAMBLE, strlen (PREAMBLE));
@@ -473,7 +473,7 @@ GST_START_TEST (test_time_limits)
 GST_END_TEST;
 
 static Suite *
-cmmlenc_suite ()
+cmmlenc_suite (void)
 {
   Suite *s = suite_create ("cmmlenc");
   TCase *tc_general = tcase_create ("general");

tests/check/elements/deinterlace.c

@@ -79,7 +79,7 @@ static GstElement *pipeline;
 
 /* sets up deinterlace and shortcut pointers to its pads */
 static void
-setup_deinterlace ()
+setup_deinterlace (void)
 {
   deinterlace = gst_element_factory_make ("deinterlace", NULL);
   fail_unless (deinterlace != NULL);

tests/check/elements/rglimiter.c

@@ -101,7 +101,7 @@ static const gfloat test_output[] = {
 };
 
 static GstBuffer *
-create_test_buffer ()
+create_test_buffer (void)
 {
   GstBuffer *buf = gst_buffer_new_and_alloc (sizeof (test_input));
   GstCaps *caps;

tests/check/elements/rtp-payloading.c

@@ -774,7 +774,7 @@ GST_END_TEST;
  * Returns: pointer to the test suite.
  */
 static Suite *
-rtp_payloading_suite ()
+rtp_payloading_suite (void)
 {
   Suite *s = suite_create ("rtp_data_test");
 

tests/check/elements/udpsink.c

@@ -189,7 +189,7 @@ GST_END_TEST;
  * Returns: pointer to the test suite.
  */
 static Suite *
-udpsink_suite ()
+udpsink_suite (void)
 {
   Suite *s = suite_create ("udpsink_test");
 

tests/check/elements/videofilter.c

@@ -164,7 +164,7 @@ GST_END_TEST;
 
 
 static Suite *
-videobalance_suite ()
+videobalance_suite (void)
 {
   Suite *s = suite_create ("videobalance");
   TCase *tc_chain = tcase_create ("general");
@@ -176,7 +176,7 @@ videobalance_suite ()
 }
 
 static Suite *
-videoflip_suite ()
+videoflip_suite (void)
 {
   Suite *s = suite_create ("videoflip");
   TCase *tc_chain = tcase_create ("general");
@@ -188,7 +188,7 @@ videoflip_suite ()
 }
 
 static Suite *
-gamma_suite ()
+gamma_suite (void)
 {
   Suite *s = suite_create ("gamma");
   TCase *tc_chain = tcase_create ("general");

tests/check/elements/wavpackdec.c

@@ -67,7 +67,7 @@ static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
     );
 
 static GstElement *
-setup_wavpackdec (dec)
+setup_wavpackdec (void)
 {
   GstElement *wavpackdec;
 

tests/check/generic/states.c

@@ -31,7 +31,7 @@
 static GList *elements = NULL;
 
 static void
-setup ()
+setup (void)
 {
   GList *features, *f;
   GList *plugins, *p;
@@ -88,7 +88,7 @@ setup ()
 }
 
 static void
-teardown ()
+teardown (void)
 {
   GList *e;
 

tests/icles/v4l2src-test.c

@@ -33,7 +33,7 @@ GMainLoop *loop;
 volatile int exit_read = 0;
 
 static void
-print_options ()
+print_options (void)
 {
   printf ("\nf - to change the fequency\n");
   printf ("i - to change the input\n");