pulse-server: mark module_*_prepare() methods static

Since 37fa911a72 ("pulse-server: module: rework registry") none
of the module methods need to have external linkage.

src/modules/module-protocol-pulse/modules/module-always-sink.c

@@ -101,7 +101,7 @@ static const struct spa_dict_item module_always_sink_info[] = {
 	{ PW_KEY_MODULE_VERSION, PACKAGE_VERSION },
 };
 
-int module_always_sink_prepare(struct module * const module)
+static int module_always_sink_prepare(struct module * const module)
 {
 	PW_LOG_TOPIC_INIT(mod_topic);
 

src/modules/module-protocol-pulse/modules/module-combine-sink.c

@@ -499,7 +499,7 @@ static int module_combine_sink_unload(struct module *module)
 	return 0;
 }
 
-int module_combine_sink_prepare(struct module * const module)
+static int module_combine_sink_prepare(struct module * const module)
 {
 	struct module_combine_sink_data * const d = module->user_data;
 	struct pw_properties * const props = module->props;

src/modules/module-protocol-pulse/modules/module-echo-cancel.c

@@ -155,7 +155,7 @@ static const struct spa_dict_item module_echo_cancel_info[] = {
 	{ PW_KEY_MODULE_VERSION, PACKAGE_VERSION },
 };
 
-int module_echo_cancel_prepare(struct module * const module)
+static int module_echo_cancel_prepare(struct module * const module)
 {
 	struct module_echo_cancel_data * const d = module->user_data;
 	struct pw_properties * const props = module->props;

src/modules/module-protocol-pulse/modules/module-ladspa-sink.c

@@ -177,7 +177,7 @@ static void position_to_props(struct spa_audio_info_raw *info, struct pw_propert
 	pw_properties_set(props, SPA_KEY_AUDIO_POSITION, s);
 }
 
-int module_ladspa_sink_prepare(struct module * const module)
+static int module_ladspa_sink_prepare(struct module * const module)
 {
 	struct module_ladspa_sink_data * const d = module->user_data;
 	struct pw_properties * const props = module->props;

src/modules/module-protocol-pulse/modules/module-ladspa-source.c

@@ -177,7 +177,7 @@ static void position_to_props(struct spa_audio_info_raw *info, struct pw_propert
 	pw_properties_set(props, SPA_KEY_AUDIO_POSITION, s);
 }
 
-int module_ladspa_source_prepare(struct module * const module)
+static int module_ladspa_source_prepare(struct module * const module)
 {
 	struct module_ladspa_source_data * const d = module->user_data;
 	struct pw_properties * const props = module->props;

src/modules/module-protocol-pulse/modules/module-loopback.c

@@ -143,7 +143,7 @@ static const struct spa_dict_item module_loopback_info[] = {
 	{ PW_KEY_MODULE_VERSION, PACKAGE_VERSION },
 };
 
-int module_loopback_prepare(struct module * const module)
+static int module_loopback_prepare(struct module * const module)
 {
 	struct module_loopback_data * const d = module->user_data;
 	struct pw_properties * const props = module->props;

src/modules/module-protocol-pulse/modules/module-native-protocol-tcp.c

@@ -79,7 +79,7 @@ static const struct spa_dict_item module_native_protocol_tcp_info[] = {
 	{ PW_KEY_MODULE_VERSION, PACKAGE_VERSION },
 };
 
-int module_native_protocol_tcp_prepare(struct module * const module)
+static int module_native_protocol_tcp_prepare(struct module * const module)
 {
 	struct module_native_protocol_tcp_data * const d = module->user_data;
 	struct pw_properties * const props = module->props;

src/modules/module-protocol-pulse/modules/module-null-sink.c

@@ -158,7 +158,7 @@ static const struct spa_dict_item module_null_sink_info[] = {
 	{ PW_KEY_MODULE_VERSION, PACKAGE_VERSION },
 };
 
-int module_null_sink_prepare(struct module * const module)
+static int module_null_sink_prepare(struct module * const module)
 {
 	struct pw_properties * const props = module->props;
 	const char *str;

src/modules/module-protocol-pulse/modules/module-pipe-sink.c

@@ -218,7 +218,7 @@ static const struct spa_dict_item module_pipe_sink_info[] = {
 	{ PW_KEY_MODULE_VERSION, PACKAGE_VERSION },
 };
 
-int module_pipe_sink_prepare(struct module * const module)
+static int module_pipe_sink_prepare(struct module * const module)
 {
 	struct module_pipesink_data * const d = module->user_data;
 	struct pw_properties * const props = module->props;

src/modules/module-protocol-pulse/modules/module-pipe-source.c

@@ -238,7 +238,7 @@ static const struct spa_dict_item module_pipe_source_info[] = {
 	{ PW_KEY_MODULE_VERSION, PACKAGE_VERSION },
 };
 
-int module_pipe_source_prepare(struct module * const module)
+static int module_pipe_source_prepare(struct module * const module)
 {
 	struct module_pipesrc_data * const d = module->user_data;
 	struct pw_properties * const props = module->props;

src/modules/module-protocol-pulse/modules/module-raop-discover.c

@@ -92,7 +92,7 @@ static const struct spa_dict_item module_raop_discover_info[] = {
 	{ PW_KEY_MODULE_VERSION, PACKAGE_VERSION },
 };
 
-int module_raop_discover_prepare(struct module * const module)
+static int module_raop_discover_prepare(struct module * const module)
 {
 	PW_LOG_TOPIC_INIT(mod_topic);
 

src/modules/module-protocol-pulse/modules/module-remap-sink.c

@@ -143,7 +143,7 @@ static void position_to_props(struct spa_audio_info_raw *info, struct pw_propert
 	pw_properties_set(props, SPA_KEY_AUDIO_POSITION, s);
 }
 
-int module_remap_sink_prepare(struct module * const module)
+static int module_remap_sink_prepare(struct module * const module)
 {
 	struct module_remap_sink_data * const d = module->user_data;
 	struct pw_properties * const props = module->props;

src/modules/module-protocol-pulse/modules/module-remap-source.c

@@ -143,7 +143,7 @@ static void position_to_props(struct spa_audio_info_raw *info, struct pw_propert
 	pw_properties_set(props, SPA_KEY_AUDIO_POSITION, s);
 }
 
-int module_remap_source_prepare(struct module * const module)
+static int module_remap_source_prepare(struct module * const module)
 {
 	struct module_remap_source_data * const d = module->user_data;
 	struct pw_properties * const props = module->props;

src/modules/module-protocol-pulse/modules/module-roc-sink-input.c

@@ -124,7 +124,7 @@ static const struct spa_dict_item module_roc_sink_input_info[] = {
 	{ PW_KEY_MODULE_VERSION, PACKAGE_VERSION },
 };
 
-int module_roc_sink_input_prepare(struct module * const module)
+static int module_roc_sink_input_prepare(struct module * const module)
 {
 	struct module_roc_sink_input_data * const d = module->user_data;
 	struct pw_properties * const props = module->props;

src/modules/module-protocol-pulse/modules/module-roc-sink.c

@@ -123,7 +123,7 @@ static const struct spa_dict_item module_roc_sink_info[] = {
 	{ PW_KEY_MODULE_VERSION, PACKAGE_VERSION },
 };
 
-int module_roc_sink_prepare(struct module * const module)
+static int module_roc_sink_prepare(struct module * const module)
 {
 	struct module_roc_sink_data * const d = module->user_data;
 	struct pw_properties * const props = module->props;

src/modules/module-protocol-pulse/modules/module-roc-source.c

@@ -124,7 +124,7 @@ static const struct spa_dict_item module_roc_source_info[] = {
 	{ PW_KEY_MODULE_VERSION, PACKAGE_VERSION },
 };
 
-int module_roc_source_prepare(struct module * const module)
+static int module_roc_source_prepare(struct module * const module)
 {
 	struct module_roc_source_data * const d = module->user_data;
 	struct pw_properties * const props = module->props;

src/modules/module-protocol-pulse/modules/module-simple-protocol-tcp.c

@@ -130,7 +130,7 @@ static const struct spa_dict_item module_simple_protocol_tcp_info[] = {
 	{ PW_KEY_MODULE_VERSION, PACKAGE_VERSION },
 };
 
-int module_simple_protocol_tcp_prepare(struct module * const module)
+static int module_simple_protocol_tcp_prepare(struct module * const module)
 {
 	struct module_simple_protocol_tcp_data * const d = module->user_data;
 	struct pw_properties * const props = module->props;

src/modules/module-protocol-pulse/modules/module-switch-on-connect.c

@@ -245,7 +245,7 @@ static const struct spa_dict_item module_switch_on_connect_info[] = {
 	{ PW_KEY_MODULE_VERSION, PACKAGE_VERSION },
 };
 
-int module_switch_on_connect_prepare(struct module * const module)
+static int module_switch_on_connect_prepare(struct module * const module)
 {
 	struct module_switch_on_connect_data * const d = module->user_data;
 	struct pw_properties * const props = module->props;

src/modules/module-protocol-pulse/modules/module-tunnel-sink.c

@@ -149,7 +149,7 @@ static void audio_info_to_props(struct spa_audio_info_raw *info, struct pw_prope
 	pw_properties_set(props, SPA_KEY_AUDIO_POSITION, s);
 }
 
-int module_tunnel_sink_prepare(struct module * const module)
+static int module_tunnel_sink_prepare(struct module * const module)
 {
 	struct module_tunnel_sink_data * const d = module->user_data;
 	struct pw_properties * const props = module->props;

src/modules/module-protocol-pulse/modules/module-tunnel-source.c

@@ -149,7 +149,7 @@ static void audio_info_to_props(struct spa_audio_info_raw *info, struct pw_prope
 	pw_properties_set(props, SPA_KEY_AUDIO_POSITION, s);
 }
 
-int module_tunnel_source_prepare(struct module * const module)
+static int module_tunnel_source_prepare(struct module * const module)
 {
 	struct module_tunnel_source_data * const d = module->user_data;
 	struct pw_properties * const props = module->props;

src/modules/module-protocol-pulse/modules/module-x11-bell.c

@@ -100,7 +100,7 @@ static int module_x11_bell_unload(struct module *module)
 	return 0;
 }
 
-int module_x11_bell_prepare(struct module * const module)
+static int module_x11_bell_prepare(struct module * const module)
 {
 	PW_LOG_TOPIC_INIT(mod_topic);
 

src/modules/module-protocol-pulse/modules/module-zeroconf-discover.c

@@ -92,7 +92,7 @@ static const struct spa_dict_item module_zeroconf_discover_info[] = {
 	{ PW_KEY_MODULE_VERSION, PACKAGE_VERSION },
 };
 
-int module_zeroconf_discover_prepare(struct module * const module)
+static int module_zeroconf_discover_prepare(struct module * const module)
 {
 	PW_LOG_TOPIC_INIT(mod_topic);
 

src/modules/module-protocol-pulse/modules/module-zeroconf-publish.c

@@ -647,7 +647,7 @@ static const struct spa_dict_item module_zeroconf_publish_info[] = {
 	{ PW_KEY_MODULE_VERSION, PACKAGE_VERSION },
 };
 
-int module_zeroconf_publish_prepare(struct module * const module)
+static int module_zeroconf_publish_prepare(struct module * const module)
 {
 	PW_LOG_TOPIC_INIT(mod_topic);