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Fun fact: two threads can crash at the same time.

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This commit is contained in:
Bartosz Taudul 2018-08-21 01:45:33 +02:00
parent 47943d6a86
commit 22346feea3
1 changed files with 4 additions and 0 deletions
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4
client/TracyProfiler.cpp
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@ -429,6 +429,7 @@ LONG WINAPI CrashFilter( PEXCEPTION_POINTERS pExp )
#ifdef __linux__ #ifdef __linux__
static long s_profilerTid = 0; static long s_profilerTid = 0;
static char s_crashText[1024]; static char s_crashText[1024];
static std::atomic<bool> s_alreadyCrashed( false );
static void ThreadFreezer( int signal ) static void ThreadFreezer( int signal )
{ {
@ -463,6 +464,9 @@ static inline void HexPrint( char*& ptr, uint64_t val )
static void CrashHandler( int signal, siginfo_t* info, void* ucontext ) static void CrashHandler( int signal, siginfo_t* info, void* ucontext )
{ {
bool expected = false;
if( !s_alreadyCrashed.compare_exchange_strong( expected, true ) ) ThreadFreezer( signal );
auto msgPtr = s_crashText; auto msgPtr = s_crashText;
switch( signal ) switch( signal )
{ {