================
@@ -781,15 +784,61 @@ int main(int argc, char const *argv[]) {
// Setup LLDB signal handlers once the debugger has been initialized.
SBDebugger::PrintDiagnosticsOnError();
- // FIXME: Migrate the SIGINT handler to be handled by the signal loop below.
+#ifdef _WIN32
signal(SIGINT, sigint_handler);
-#if !defined(_WIN32)
+#else
signal(SIGPIPE, SIG_IGN);
+ // Capture the main thread's id so the signal thread can target it.
+ pthread_t main_thread = pthread_self();
+
+ // Set when the signal thread sends itself a SIGINT to wake the main thread.
+ // The next SIGINT callback invocation observes this flag and skips the work.
+ std::atomic<bool> skip_next_sigint{false};
----------------
labath wrote:
This doesn't need to be atomic since it's only accessed from the signal handler
thread. You could emphasize that by declaring the variable inside the callback.
https://github.com/llvm/llvm-project/pull/195959
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