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Suppress MSVC CRT assert dialogs. (#395)

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This commit is contained in:
Branimir Karadžić
2026-05-13 21:19:21 -07:00
committed by GitHub
parent 217823bc0a
commit eed706fb27
3 changed files with 138 additions and 12 deletions
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120
src/debug.cpp
View File

@@ -65,6 +65,12 @@
# include <signal.h>
#endif // BX_CONFIG_EXCEPTION_HANDLING_*
#if BX_CONFIG_EXCEPTION_HANDLING_USE_WINDOWS_SEH && BX_CRT_MSVC
# include <stdlib.h> // _set_abort_behavior, _set_invalid_parameter_handler, _set_purecall_handler
# include <crtdbg.h> // _CrtSetReportMode, _CrtSetReportHook
extern "C" __declspec(dllimport) unsigned int __stdcall SetErrorMode(unsigned int uMode);
#endif // BX_CONFIG_EXCEPTION_HANDLING_USE_WINDOWS_SEH && BX_CRT_MSVC
#if BX_CRT_NONE
# include <bx/crt0.h>
#elif BX_PLATFORM_ANDROID
@@ -1304,6 +1310,96 @@ namespace bx
typedef uint32_t (__stdcall* TopLevelExceptionFilterFn)(ExceptionPointers* _exceptionInfo);
typedef TopLevelExceptionFilterFn (__stdcall* SetUnhandledExceptionFilterFn)(TopLevelExceptionFilterFn _topLevelExceptionFilter);
#if BX_CRT_MSVC
template<uint16_t MaxCapacityT>
static void wcharToNarrow(FixedStringT<MaxCapacityT>& _dst, const wchar_t* _src)
{
if (NULL == _src)
{
_dst.set("<unknown>");
return;
}
typename FixedStringT<MaxCapacityT>::Pod& pod = _dst.asPod();
const uint32_t last = MaxCapacityT - 1;
uint32_t ii = 0;
for (; ii < last && _src[ii] != L'\0'; ++ii)
{
const wchar_t wc = _src[ii];
pod.storage[ii] = (wc >= 0x20 && wc < 0x7f) ? char(wc) : '?';
}
pod.storage[ii] = '\0';
pod.len = int32_t(ii);
}
static void invalidParameterHandler(const wchar_t* _expression, const wchar_t* _function, const wchar_t* _file, unsigned int _line, uintptr_t /*_reserved*/)
{
FixedString256 expression;
FixedString256 function;
FixedString1024 file;
wcharToNarrow(expression, _expression);
wcharToNarrow(function, _function);
wcharToNarrow(file, _file);
const StringView svExpression = expression;
const StringView svFunction = function;
const StringView svFile = file;
if (assertFunction(
Location("MSVC CRT Debug Error", UINT32_MAX)
, 3
, "CRT Invalid parameter: %S (%S:%u) %S"
, &svFunction
, &svFile
, _line
, &svExpression
) )
{
exit(kExitFailure, false);
}
}
static void pureCallHandler()
{
if (assertFunction(Location("Exception Handler", UINT32_MAX), 1, "CRT Pure virtual function call.") )
{
exit(kExitFailure, false);
}
}
# if BX_CONFIG_DEBUG
static int __cdecl crtReportHook(int _reportType, char* _message, int* _returnValue)
{
const char* type = "Report";
switch (_reportType)
{
case 0 /*_CRT_WARN */: type = "Warning"; break;
case 1 /*_CRT_ERROR */: type = "Error"; break;
case 2 /*_CRT_ASSERT*/: type = "Assert"; break;
default: break;
}
if (assertFunction(
Location("MSVC CRT Debug Error", UINT32_MAX)
, 3
, "CRT %s: %s"
, type
, NULL != _message ? _message : "<unknown>"
) )
{
exit(kExitFailure, false);
}
if (NULL != _returnValue)
{
*_returnValue = 0;
}
return 1 /* TRUE: report handled, suppress dialog */;
}
# endif // BX_CONFIG_DEBUG
#endif // BX_CRT_MSVC
struct ExceptionHandler
{
ExceptionHandler()
@@ -1322,6 +1418,30 @@ namespace bx
bx::dlclose(kernel32Dll);
}
#if BX_CRT_MSVC
// Suppress Windows error mode dialogs ("application has stopped working").
SetErrorMode(0
| 0x0001 /* SEM_FAILCRITICALERRORS */
| 0x0002 /* SEM_NOGPFAULTERRORBOX */
);
// Suppress the "abort() has been called" message box and Windows Error Reporting.
_set_abort_behavior(0, _WRITE_ABORT_MSG | _CALL_REPORTFAULT);
// Route CRT invalid parameter and pure virtual call into bx assert handler.
_set_invalid_parameter_handler(invalidParameterHandler);
_set_thread_local_invalid_parameter_handler(invalidParameterHandler);
_set_purecall_handler(pureCallHandler);
# if BX_CONFIG_DEBUG
// Route _CrtDbgReport "Debug Error!" dialogs through bx assert handler.
_CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_DEBUG);
_CrtSetReportMode(_CRT_ERROR, _CRTDBG_MODE_DEBUG);
_CrtSetReportMode(_CRT_ASSERT, _CRTDBG_MODE_DEBUG);
_CrtSetReportHook(crtReportHook);
# endif // BX_CONFIG_DEBUG
#endif // BX_CRT_MSVC
}
static uint32_t __stdcall topLevelExceptionFilter(ExceptionPointers* _info)

28
tests/test.h
View File

@@ -11,20 +11,26 @@
// Override bx asserts in test builds: failing asserts throw std::exception so that Catch2's
// REQUIRE_ASSERTS (REQUIRE_THROWS) can catch them.
#if BX_CONFIG_DEBUG
# define BX_ASSERT(_condition, ...) \
do { \
if (!(_condition) ) \
{ \
throw ::std::exception(); \
} \
# define BX_ASSERT(_condition, ...) \
do { \
if (!(_condition) ) \
{ \
BX_PRAGMA_DIAGNOSTIC_PUSH(); \
BX_PRAGMA_DIAGNOSTIC_IGNORED_MSVC(4297); \
throw ::std::exception(); \
BX_PRAGMA_DIAGNOSTIC_POP(); \
} \
} while (false)
# define BX_ASSERT_LOC(_location, _condition, ...) \
do { \
(void)(_location); \
if (!(_condition) ) \
{ \
throw ::std::exception(); \
do { \
(void)(_location); \
if (!(_condition) ) \
{ \
BX_PRAGMA_DIAGNOSTIC_PUSH(); \
BX_PRAGMA_DIAGNOSTIC_IGNORED_MSVC(4297); \
throw ::std::exception(); \
BX_PRAGMA_DIAGNOSTIC_POP(); \
} \
} while (false)
#endif // BX_CONFIG_DEBUG