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Add exception and crashes catching with processing on iOS/macOS

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This commit is contained in:
Wojtek Figat
2025-04-19 11:28:46 +02:00
parent 3c1aca6d46
commit 0a3f07e6e7
3 changed files with 103 additions and 16 deletions
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93
Source/Engine/Platform/Apple/ApplePlatform.cpp
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@@ -58,6 +58,43 @@ int32 AutoreleasePoolInterval = 0;
float ApplePlatform::ScreenScale = 1.0f;
static void CrashHandler(int32 signal, siginfo_t* info, void* context)
{
// Skip if engine already crashed
if (Engine::FatalError != FatalErrorType::None)
return;
// Get exception info
String errorMsg(TEXT("Unhandled exception: "));
switch (signal)
{
#define CASE(x) case x: errorMsg += TEXT(#x); break
CASE(SIGABRT);
CASE(SIGILL);
CASE(SIGSEGV);
CASE(SIGQUIT);
CASE(SIGEMT);
CASE(SIGFPE);
CASE(SIGBUS);
CASE(SIGSYS);
#undef CASE
default:
errorMsg += StringUtils::ToString(signal);
}
// Log exception and return to the crash location when using debugger
if (Platform::IsDebuggerPresent())
{
LOG_STR(Error, errorMsg);
const String stackTrace = Platform::GetStackTrace(3, 60, nullptr);
LOG_STR(Error, stackTrace);
return;
}
// Crash engine
Platform::Fatal(errorMsg.Get(), nullptr, FatalErrorType::Exception);
}
String AppleUtils::ToString(CFStringRef str)
{
if (!str)
@@ -90,41 +127,50 @@ NSString* AppleUtils::ToNSString(const char* string)
return ret ? ret : @"";
}
NSArray* AppleUtils::ParseArguments(NSString* argsString) {
NSMutableArray *argsArray = [NSMutableArray array];
NSMutableString *currentArg = [NSMutableString string];
NSArray* AppleUtils::ParseArguments(NSString* argsString)
{
NSMutableArray* argsArray = [NSMutableArray array];
NSMutableString* currentArg = [NSMutableString string];
BOOL insideQuotes = NO;
for (NSInteger i = 0; i < argsString.length; ++i) {
for (NSInteger i = 0; i < argsString.length; i++)
{
unichar c = [argsString characterAtIndex:i];
if (c == '\"') {
if (insideQuotes) {
if (c == '\"')
{
if (insideQuotes)
{
[argsArray addObject:[currentArg copy]];
[currentArg setString:@""];
insideQuotes = NO;
} else {
}
else
{
insideQuotes = YES;
}
} else if (c == ' ' && !insideQuotes) {
if (currentArg.length > 0) {
}
else if (c == ' ' && !insideQuotes)
{
if (currentArg.length > 0)
{
[argsArray addObject:[currentArg copy]];
[currentArg setString:@""];
}
} else {
}
else
{
[currentArg appendFormat:@"%C", c];
}
}
if (currentArg.length > 0) {
if (currentArg.length > 0)
{
[argsArray addObject:[currentArg copy]];
}
return [argsArray copy];
}
typedef uint16_t offset_t;
#define align_mem_up(num, align) (((num) + ((align) - 1)) & ~((align) - 1))
@@ -376,6 +422,21 @@ bool ApplePlatform::Init()
setrlimit(RLIMIT_NOFILE, &limit);
}
// Register crash handler
struct sigaction action;
Platform::MemoryClear(&action, sizeof(action));
action.sa_sigaction = CrashHandler;
sigemptyset(&action.sa_mask);
action.sa_flags = SA_SIGINFO | SA_ONSTACK;
sigaction(SIGABRT, &action, nullptr);
sigaction(SIGILL, &action, nullptr);
sigaction(SIGSEGV, &action, nullptr);
sigaction(SIGQUIT, &action, nullptr);
sigaction(SIGEMT, &action, nullptr);
sigaction(SIGFPE, &action, nullptr);
sigaction(SIGBUS, &action, nullptr);
sigaction(SIGSYS, &action, nullptr);
AutoreleasePool = [[NSAutoreleasePool alloc] init];
return false;