Index: driver/Driver.cpp =================================================================== --- driver/Driver.cpp +++ driver/Driver.cpp @@ -1177,17 +1177,16 @@ } void sigint_handler(int signo) { - static bool g_interrupt_sent = false; + static std::atomic_flag g_interrupt_sent = ATOMIC_FLAG_INIT; if (g_driver) { - if (!g_interrupt_sent) { - g_interrupt_sent = true; + if (!g_interrupt_sent.test_and_set()) { g_driver->GetDebugger().DispatchInputInterrupt(); - g_interrupt_sent = false; + g_interrupt_sent.clear(); return; } } - exit(signo); + _exit(signo); } void sigtstp_handler(int signo) { Index: lldb-mi/MIDriverMain.cpp =================================================================== --- lldb-mi/MIDriverMain.cpp +++ lldb-mi/MIDriverMain.cpp @@ -72,14 +72,13 @@ #ifdef _WIN32 // Restore handler as it is not persistent on Windows signal(SIGINT, sigint_handler); #endif - static bool g_interrupt_sent = false; + static std::atomic_flag g_interrupt_sent = ATOMIC_FLAG_INIT; CMIDriverMgr &rDriverMgr = CMIDriverMgr::Instance(); lldb::SBDebugger *pDebugger = rDriverMgr.DriverGetTheDebugger(); if (pDebugger != nullptr) { - if (!g_interrupt_sent) { - g_interrupt_sent = true; + if (!g_interrupt_sent.test_and_set()) { pDebugger->DispatchInputInterrupt(); - g_interrupt_sent = false; + g_interrupt_sent.clear(); } }