Changeset 19728 in vbox

Timestamp:

May 15, 2009 11:52:49 AM (16 years ago)

Author:

vboxsync

Message:

tstXPCOMCCall.c: event loop.

Location:

trunk/src/VBox/Main/cbinding

Files:

• Makefile.kmk (modified) (1 diff)
• tstXPCOMCCall.c (modified) (6 diffs)

trunk/src/VBox/Main/cbinding/Makefile.kmk

@@ -101 +101 @@
         $(VBoxXPCOMCGlue_1_TARGET)
 
+  ifeq (disabled,1)
+   #
+   # The callback testcase.
+   #
+   PROGRAMS += tstXPCOMCCall
+   tstXPCOMCCall_TEMPLATE = VBOXR3EXE
+   tstXPCOMCCall_INCS = \
+        $(VBOX_PATH_SDK)/bindings/xpcom/include
+   tstXPCOMCCall_INTERMEDIATES = \
+        $(VBOX_PATH_SDK)/bindings/xpcom/include/VBoxCAPI_v2_5.h
+   tstXPCOMCCall_SOURCES = \
+        tstXPCOMCCall.c
+   tstXPCOMCCall_LIBS = \
+        $(VBoxXPCOMCGlue_1_TARGET)
+  endif
  endif
 

trunk/src/VBox/Main/cbinding/tstXPCOMCCall.c

@@ -30 +30 @@
 #include <stdlib.h>
 #include <unistd.h>
-
+#include <signal.h>
+#include <sys/poll.h>
+
+/*******************************************************************************
+*   Internal Functions                                                         *
+*******************************************************************************/
 static void listVMs(IVirtualBox *virtualBox, ISession *session, nsIEventQueue *queue);
 static void registerCallBack(IVirtualBox *virtualBox, ISession *session, PRUnichar *machineId, nsIEventQueue *queue);
 static void startVM(IVirtualBox *virtualBox, ISession *session, PRUnichar *id, nsIEventQueue *queue);
+
+/*******************************************************************************
+*   Global Variables                                                           *
+*******************************************************************************/
+/** Set by signal handler. */
+static volatile int g_fStop = 0;
 
 int volatile g_refcount = 0;
@@ -212 +223 @@
     nsresult c;
 
-    printf("AddRef\n");
-    c = g_refcount++;
+    c = ++g_refcount;
+    printf("AddRef: %d\n", c);
     return c;
 }
@@ -220 +231 @@
 {
     nsresult c;
-    printf("Release\n");
-
-    c = g_refcount--;
+
+    c = --g_refcount;
+    printf("Release: %d\n", c);
     if (c == 0)
     {
@@ -236 +247 @@
     IConsoleCallback *that = (IConsoleCallback *)pThis;
 
-    printf("QueryInterface\n");
     /* match iid */
-    g_refcount++;
+    ++g_refcount;
+    printf("QueryInterface: %d\n", g_refcount);
     *resultp = that;
-    return 0;
+    return NS_OK;
+}
+
+/**
+ * Signal callback.
+ *
+ * @param  iSig     The signal number (ignored).
+ */
+static void sigIntHandler(int iSig)
+{
+    printf("sigIntHandler\n");
+    (void)iSig;
+    g_fStop = 1;
 }
 
@@ -295 +318 @@
                  * great ideas anyone?
                  */
-                int run = 10000000;
-                while (run-- > 0) {
-                    queue->vtbl->ProcessPendingEvents(queue);
+                PRInt32 fd;
+
+                printf("Entering event loop, press Ctrl-C to terminate\n");
+                fflush(stdout);
+                signal(SIGINT, sigIntHandler);
+
+                fd = queue->vtbl->GetEventQueueSelectFD(queue);
+                if (fd >= 0) {
+                    while (!g_fStop) {
+                        struct pollfd   pfd;
+                        pfd.fd = fd;
+                        pfd.events = POLLIN | POLLERR | POLLHUP;
+                        pfd.revents = 0;
+                        poll(&pfd, 1, 250);
+                        rc = queue->vtbl->ProcessPendingEvents(queue);
+                    }
+                } else {
+                    while (!g_fStop) {
+                        PLEvent *pEvent = NULL;
+                        rc = queue->vtbl->WaitForEvent(queue, &pEvent);
+                        /*printf("event: %p rc=%x\n", (void *)pEvent, rc);*/
+                        if (NS_SUCCEEDED(rc))
+                            queue->vtbl->HandleEvent(queue, pEvent);
+                    }
                 }
+                signal(SIGINT, SIG_DFL);
             }
             console->vtbl->UnregisterCallback(console, consoleCallback);
-        }
-        consoleCallback->vtbl->nsisupports.Release((nsISupports *)consoleCallback);
+            consoleCallback->vtbl->nsisupports.Release((nsISupports *)consoleCallback);
+        }
     }
     session->vtbl->Close((void *)session);
@@ -593 +638 @@
     }
     g_pVBoxFuncs->pfnGetEventQueue(&queue);
-    printf("Got the event queue: %p\n", queue);
+    printf("Got the event queue: %p\n", (void *)queue);
 
     /*