From b31996b97f8b223d84790cb271727d9eca8ca287 Mon Sep 17 00:00:00 2001
From: Glenn Maynard <gmaynard@users.sourceforge.net>
Date: Mon, 24 May 2004 04:24:50 +0000
Subject: [PATCH] better error checking

---
 stepmania/src/RageThreads.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/stepmania/src/RageThreads.cpp b/stepmania/src/RageThreads.cpp
index 1a308cdb4d..a8640b8224 100644
--- a/stepmania/src/RageThreads.cpp
+++ b/stepmania/src/RageThreads.cpp
@@ -558,6 +558,7 @@ struct RageMutexImpl
 RageMutexImpl::RageMutexImpl( RageMutex *parent )
 {
 	mutex = CreateMutex( NULL, false, NULL );
+	ASSERT_M( mutex != NULL, werr_ssprintf(GetLastError(), "CreateMutex") );
 	LockedBy = NULL;
 	LockCnt = 0;
 	m_Parent = parent;
@@ -610,6 +611,9 @@ void RageMutexImpl::Lock()
 			 * on the mutex. */
 			len = 1000;
 			break;
+
+		case WAIT_FAILED:
+			FAIL_M( werr_ssprintf(GetLastError(), "WaitForSingleObject(%s)", this->m_Parent->GetName().c_str()) );
 		}
 	}