Dump semaphore information in reports.

Implements final part of #9510.

src/apps/debugger/controllers/DebugReportGenerator.cpp

@@ -23,6 +23,7 @@
 #include "Image.h"
 #include "MessageCodes.h"
 #include "Register.h"
+#include "SemaphoreInfo.h"
 #include "StackFrame.h"
 #include "StackTrace.h"
 #include "StringUtils.h"
@@ -129,6 +130,10 @@ DebugReportGenerator::_GenerateReport(const entry_ref& outputPath)
 	if (result != B_OK)
 		return result;
 
+	result = _DumpSemaphores(output);
+	if (result != B_OK)
+		return result;
+
 	result = _DumpRunningThreads(output);
 	if (result != B_OK)
 		return result;
@@ -298,6 +303,34 @@ DebugReportGenerator::_DumpAreas(BString& _output)
 }
 
 
+status_t
+DebugReportGenerator::_DumpSemaphores(BString& _output)
+{
+	BObjectList<SemaphoreInfo> semaphores(20, true);
+	status_t result = fDebuggerInterface->GetSemaphoreInfos(semaphores);
+	if (result != B_OK)
+		return result;
+
+	_output << "\nSemaphores:\n";
+	BString data;
+	SemaphoreInfo* info;
+	for (int32 i = 0; (info = semaphores.ItemAt(i)) != NULL; i++) {
+		try {
+			data.SetToFormat("\t%s (%" B_PRId32 ") "
+				"Count: %" B_PRId32 ", Latest Holding Thread: %" B_PRId32 "\n",
+				info->Name().String(), info->SemID(), info->Count(),
+				info->LatestHolder());
+
+			_output << data;
+		} catch (...) {
+			return B_NO_MEMORY;
+		}
+	}
+
+	return B_OK;
+}
+
+
 status_t
 DebugReportGenerator::_DumpRunningThreads(BString& _output)
 {

src/apps/debugger/controllers/DebugReportGenerator.h

@@ -60,6 +60,7 @@ private:
 			status_t			_GenerateReportHeader(BString& _output);
 			status_t			_DumpLoadedImages(BString& _output);
 			status_t			_DumpAreas(BString& _output);
+			status_t			_DumpSemaphores(BString& _output);
 			status_t			_DumpRunningThreads(BString& _output);
 			status_t			_DumpDebuggedThreadInfo(BString& _output,
 									::Thread* thread);