module-equalizer-sink: Use = in initialising variables

[pulseaudio] / src / modules / module-hal-detect.c

diff --git a/src/modules/module-hal-detect.c b/src/modules/module-hal-detect.c
index 658b3e556335589cf73f1fb80003286adac13f75..5ca683a35990be71aea64f66c2922d26aa267be6 100644 (file)
--- a/src/modules/module-hal-detect.c
+++ b/src/modules/module-hal-detect.c
@@ -31,19 +31,15 @@
 #include <errno.h>
 #include <stdlib.h>
 #include <sys/types.h>
-#include <sys/stat.h>
 
 #include <pulse/xmalloc.h>
-#include <pulse/timeval.h>
 
-#include <pulsecore/core-error.h>
 #include <pulsecore/module.h>
 #include <pulsecore/log.h>
 #include <pulsecore/hashmap.h>
 #include <pulsecore/idxset.h>
 #include <pulsecore/core-util.h>
 #include <pulsecore/namereg.h>
-#include <pulsecore/core-scache.h>
 #include <pulsecore/modargs.h>
 #include <pulsecore/dbus-shared.h>
 
@@ -55,14 +51,16 @@ PA_MODULE_AUTHOR("Shahms King");
 PA_MODULE_DESCRIPTION("Detect available audio hardware and load matching drivers");
 PA_MODULE_VERSION(PACKAGE_VERSION);
 PA_MODULE_LOAD_ONCE(TRUE);
-#if defined(HAVE_ALSA) && defined(HAVE_OSS)
+#if defined(HAVE_ALSA) && defined(HAVE_OSS_OUTPUT)
 PA_MODULE_USAGE("api=<alsa or oss> "
-                "tsched=<enable system timer based scheduling mode?>");
+                "tsched=<enable system timer based scheduling mode?> "
+                "subdevices=<init all subdevices>");
 #elif defined(HAVE_ALSA)
 PA_MODULE_USAGE("api=<alsa> "
                 "tsched=<enable system timer based scheduling mode?>");
-#elif defined(HAVE_OSS)
-PA_MODULE_USAGE("api=<oss>");
+#elif defined(HAVE_OSS_OUTPUT)
+PA_MODULE_USAGE("api=<oss> "
+                "subdevices=<init all subdevices>");
 #endif
 PA_MODULE_DEPRECATED("Please use module-udev-detect instead of module-hal-detect!");
 
@@ -82,6 +80,10 @@ struct userdata {
 #ifdef HAVE_ALSA
     pa_bool_t use_tsched;
 #endif
+#ifdef HAVE_OSS_OUTPUT
+    pa_bool_t init_subdevs;
+#endif
+    pa_bool_t filter_added:1;
 };
 
 #define CAPABILITY_ALSA "alsa"
@@ -91,6 +93,9 @@ static const char* const valid_modargs[] = {
     "api",
 #ifdef HAVE_ALSA
     "tsched",
+#endif
+#ifdef HAVE_OSS_OUTPUT
+    "subdevices",
 #endif
     NULL
 };
@@ -201,7 +206,7 @@ static int hal_device_load_alsa(struct userdata *u, const char *udi, struct devi
 
     /* For each ALSA card that appears the control device will be the
      * last one to be created, this is considered part of the ALSA
-     * usperspace API. We rely on this and load our modules only when
+     * userspace API. We rely on this and load our modules only when
      * the control device is available assuming that *all* device
      * nodes have been properly created and assigned the right ACLs at
      * that time. Also see:
@@ -262,9 +267,9 @@ fail:
 
 #endif
 
-#ifdef HAVE_OSS
+#ifdef HAVE_OSS_OUTPUT
 
-static pa_bool_t hal_oss_device_is_pcm(LibHalContext *context, const char *udi) {
+static pa_bool_t hal_oss_device_is_pcm(LibHalContext *context, const char *udi, pa_bool_t init_subdevices) {
     char *class = NULL, *dev = NULL, *e;
     int device;
     pa_bool_t r = FALSE;
@@ -294,7 +299,7 @@ static pa_bool_t hal_oss_device_is_pcm(LibHalContext *context, const char *udi)
 
     /* We only care for the main device */
     device = libhal_device_get_property_int(context, udi, "oss.device", &error);
-    if (dbus_error_is_set(&error) || device != 0)
+    if (dbus_error_is_set(&error) || (device != 0 && init_subdevices == FALSE))
         goto finish;
 
     r = TRUE;
@@ -324,7 +329,7 @@ static int hal_device_load_oss(struct userdata *u, const char *udi, struct devic
     pa_assert(d);
 
     /* We only care for OSS PCM devices */
-    if (!hal_oss_device_is_pcm(u->context, udi))
+    if (!hal_oss_device_is_pcm(u->context, udi, u->init_subdevs))
         goto fail;
 
     /* We store only one entry per card, hence we look for the originating device */
@@ -394,7 +399,7 @@ static struct device* hal_device_add(struct userdata *u, const char *udi) {
     if (pa_streq(u->capability, CAPABILITY_ALSA))
         r = hal_device_load_alsa(u, udi,  d);
 #endif
-#ifdef HAVE_OSS
+#ifdef HAVE_OSS_OUTPUT
     if (pa_streq(u->capability, CAPABILITY_OSS))
         r = hal_device_load_oss(u, udi, d);
 #endif
@@ -427,9 +432,7 @@ static int hal_device_add_all(struct userdata *u) {
         int i;
 
         for (i = 0; i < n; i++) {
-            struct device *d;
-
-            if ((d = hal_device_add(u, udis[i]))) {
+            if (hal_device_add(u, udis[i])) {
                 count++;
                 pa_log_debug("Loaded device %s", udis[i]);
             } else
@@ -615,8 +618,6 @@ static DBusHandlerResult filter_cb(DBusConnection *bus, DBusMessage *message, vo
 
         }
 
-        return DBUS_HANDLER_RESULT_HANDLED;
-
     } else if (dbus_message_is_signal(message, "org.pulseaudio.Server", "DirtyGiveUpMessage")) {
         /* We use this message to avoid a dirty race condition when we
            get an ACLAdded message before the previously owning PA
@@ -660,7 +661,6 @@ static DBusHandlerResult filter_cb(DBusConnection *bus, DBusMessage *message, vo
             /* Yes, we don't check the UDI for validity, but hopefully HAL will */
             device_added_cb(u->context, udi);
 
-        return DBUS_HANDLER_RESULT_HANDLED;
     }
 
 finish:
@@ -730,12 +730,9 @@ int pa__init(pa_module*m) {
         goto fail;
     }
 
-    m->userdata = u = pa_xnew(struct userdata, 1);
+    m->userdata = u = pa_xnew0(struct userdata, 1);
     u->core = m->core;
-    u->context = NULL;
-    u->connection = NULL;
     u->devices = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
-    u->capability = NULL;
 
 #ifdef HAVE_ALSA
     u->use_tsched = TRUE;
@@ -753,7 +750,7 @@ int pa__init(pa_module*m) {
     api = pa_modargs_get_value(ma, "api", "oss");
 #endif
 
-#ifdef HAVE_OSS
+#ifdef HAVE_OSS_OUTPUT
     if (pa_streq(api, "oss"))
         u->capability = CAPABILITY_OSS;
 #endif
@@ -763,6 +760,13 @@ int pa__init(pa_module*m) {
         goto fail;
     }
 
+#ifdef HAVE_OSS_OUTPUT
+    if (pa_modargs_get_value_boolean(ma, "subdevices", &u->init_subdevs) < 0) {
+        pa_log("Failed to parse subdevices= argument.");
+        goto fail;
+    }
+#endif
+
     if (!(u->connection = pa_dbus_bus_get(m->core, DBUS_BUS_SYSTEM, &error)) || dbus_error_is_set(&error)) {
         pa_log_error("Unable to contact DBUS system bus: %s: %s", error.name, error.message);
         goto fail;
@@ -790,6 +794,7 @@ int pa__init(pa_module*m) {
         pa_log_error("Failed to add filter function");
         goto fail;
     }
+    u->filter_added = TRUE;
 
     if (pa_dbus_add_matches(
                 pa_dbus_connection_get(u->connection), &error,
@@ -846,7 +851,8 @@ void pa__done(pa_module *m) {
                 "type='signal',sender='org.freedesktop.Hal',interface='org.freedesktop.Hal.Device.AccessControl',member='ACLRemoved'",
                 "type='signal',interface='org.pulseaudio.Server',member='DirtyGiveUpMessage'", NULL);
 
-        dbus_connection_remove_filter(pa_dbus_connection_get(u->connection), filter_cb, u);
+        if (u->filter_added)
+            dbus_connection_remove_filter(pa_dbus_connection_get(u->connection), filter_cb, u);
         pa_dbus_connection_unref(u->connection);
     }