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ARRISEOS-48505: Use SIGRTMIN instead of SIGUSR1 in WPE #534

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ARRISEOS-48505: Use SIGRTMIN instead of SIGUSR1 in WPE #534

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6 changes: 6 additions & 0 deletions Source/WTF/wtf/posix/ThreadingPOSIX.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -178,7 +178,13 @@ void Thread::signalHandlerSuspendResume(int, siginfo_t*, void* ucontext)
void Thread::initializePlatformThreading()
{
if (!g_wtfConfig.isUserSpecifiedThreadSuspendResumeSignalConfigured) {
#if PLATFORM(WPE)
// SIGUSR1 is used by GStreamer for pipeline debug dumps or mem leak tracers.
// Use a real-time signal instead so that sending SIGUSR1 to WPEWebProcess reaches GStreamer.
g_wtfConfig.sigThreadSuspendResume = SIGRTMIN;
#else
g_wtfConfig.sigThreadSuspendResume = SIGUSR1;
#endif
if (const char* string = getenv("JSC_SIGNAL_FOR_GC")) {
int32_t value = 0;
if (sscanf(string, "%d", &value) == 1)
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