#include <pulse/xmalloc.h>
#include <pulsecore/macro.h>
#include <pulsecore/flist.h>
+#include <pulse/fork-detect.h>
#include "internal.h"
#include "operation.h"
o->stream = NULL;
o->callback = NULL;
o->userdata = NULL;
+ o->state_callback = NULL;
+ o->state_userdata = NULL;
}
static void operation_set_state(pa_operation *o, pa_operation_state_t st) {
o->state = st;
+ if (o->state_callback)
+ o->state_callback(o, o->state_userdata);
+
if ((o->state == PA_OPERATION_DONE) || (o->state == PA_OPERATION_CANCELED))
operation_unlink(o);
return o->state;
}
+
+void pa_operation_set_state_callback(pa_operation *o, pa_operation_notify_cb_t cb, void *userdata) {
+ pa_assert(o);
+ pa_assert(PA_REFCNT_VALUE(o) >= 1);
+
+ if (pa_detect_fork())
+ return;
+
+ if (o->state == PA_OPERATION_DONE || o->state == PA_OPERATION_CANCELED)
+ return;
+
+ o->state_callback = cb;
+ o->state_userdata = userdata;
+}