Promote seh_catcher() et al. to llexception.{h,cpp} for general use.

2 files changed, 8 insertions, 64 deletions

diff --git a/indra/newview/llappviewerwin32.cpp b/indra/newview/llappviewerwin32.cpp
index 4c90a82fcb..a13e4de308 100644
--- a/indra/newview/llappviewerwin32.cpp
+++ b/indra/newview/llappviewerwin32.cpp
@@ -400,17 +400,10 @@ void ll_nvapi_init(NvDRSSessionHandle hSession)
     }
 }
 
-//#define DEBUGGING_SEH_FILTER 1
-#if DEBUGGING_SEH_FILTER
-#   define WINMAIN DebuggingWinMain
-#else
-#   define WINMAIN wWinMain
-#endif
-
-int APIENTRY WINMAIN(HINSTANCE hInstance,
-                     HINSTANCE hPrevInstance,
-                     PWSTR     pCmdLine,
-                     int       nCmdShow)
+int APIENTRY wWinMain(HINSTANCE hInstance,
+                      HINSTANCE hPrevInstance,
+                      PWSTR     pCmdLine,
+                      int       nCmdShow)
 {
     // Call Tracy first thing to have it allocate memory
     // https://github.com/wolfpld/tracy/issues/196
@@ -559,27 +552,6 @@ int APIENTRY WINMAIN(HINSTANCE hInstance,
     return 0;
 }
 
-#if DEBUGGING_SEH_FILTER
-// The compiler doesn't like it when you use __try/__except blocks
-// in a method that uses object destructors. Go figure.
-// This winmain just calls the real winmain inside __try.
-// The __except calls our exception filter function. For debugging purposes.
-int APIENTRY wWinMain(HINSTANCE hInstance,
-                     HINSTANCE hPrevInstance,
-                     PWSTR     lpCmdLine,
-                     int       nCmdShow)
-{
-    __try
-    {
-        WINMAIN(hInstance, hPrevInstance, lpCmdLine, nCmdShow);
-    }
-    __except( viewer_windows_exception_handler( GetExceptionInformation() ) )
-    {
-        _tprintf( _T("Exception handled.\n") );
-    }
-}
-#endif
-
 void LLAppViewerWin32::disableWinErrorReporting()
 {
     std::string executable_name = gDirUtilp->getExecutableFilename();
diff --git a/indra/newview/llfeaturemanager.cpp b/indra/newview/llfeaturemanager.cpp
index 99139e6528..1f2ebd5092 100644
--- a/indra/newview/llfeaturemanager.cpp
+++ b/indra/newview/llfeaturemanager.cpp
@@ -40,6 +40,7 @@
 
 #include "llappviewer.h"
 #include "llbufferstream.h"
+#include "llexception.h"
 #include "llnotificationsutil.h"
 #include "llviewercontrol.h"
 #include "llworld.h"
@@ -377,33 +378,6 @@ bool LLFeatureManager::parseFeatureTable(std::string filename)
 
 F32 gpu_benchmark();
 
-#if LL_WINDOWS
-
-F32 logExceptionBenchmark()
-{
-    // FIXME: gpu_benchmark uses many C++ classes on the stack to control state.
-    //  SEH exceptions with our current exception handling options do not call
-    //  destructors for these classes, resulting in an undefined state should
-    //  this handler be invoked.
-    F32 gbps = -1;
-    __try
-    {
-        gbps = gpu_benchmark();
-    }
-    __except (msc_exception_filter(GetExceptionCode(), GetExceptionInformation()))
-    {
-        // HACK - ensure that profiling is disabled
-        LLGLSLShader::finishProfile(false);
-
-        // convert to C++ styled exception
-        char integer_string[32];
-        sprintf(integer_string, "SEH, code: %lu\n", GetExceptionCode());
-        throw std::exception(integer_string);
-    }
-    return gbps;
-}
-#endif
-
 bool LLFeatureManager::loadGPUClass()
 {
     if (!gSavedSettings.getBOOL("SkipBenchmark"))
@@ -413,14 +387,12 @@ bool LLFeatureManager::loadGPUClass()
         F32 gbps;
         try
         {
-#if LL_WINDOWS
-            gbps = logExceptionBenchmark();
-#else
-            gbps = gpu_benchmark();
-#endif
+            gbps = seh_catcher(gpu_benchmark);
         }
         catch (const std::exception& e)
         {
+            // HACK - ensure that profiling is disabled
+            LLGLSLShader::finishProfile(false);
             gbps = -1.f;
             LL_WARNS("RenderInit") << "GPU benchmark failed: " << e.what() << LL_ENDL;
         }