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Setup all signal handlers with SA_RESTART flag 

so interrupted syscalls get auto-restarted and callers
don't get or have to handle the EINTR error.
This commit is contained in:
Alexander A. Klimov 2023-02-03 14:46:45 +01:00
parent 14d7ee2777
commit a9341eb4a0
1 changed files with 2 additions and 0 deletions
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2
lib/base/application.cpp
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@ -974,6 +974,7 @@ void Application::InstallExceptionHandlers()
struct sigaction sa;
memset(&sa, 0, sizeof(sa));
sa.sa_handler = &Application::SigAbrtHandler;
sa.sa_flags = SA_RESTART;
sigaction(SIGABRT, &sa, nullptr);
#else /* _WIN32 */
l_DefaultUnhandledExceptionFilter = SetUnhandledExceptionFilter(&Application::SEHUnhandledExceptionFilter);
@ -991,6 +992,7 @@ int Application::Run()
struct sigaction sa;
memset(&sa, 0, sizeof(sa));
sa.sa_handler = &Application::SigUsr1Handler;
sa.sa_flags = SA_RESTART;
sigaction(SIGUSR1, &sa, nullptr);
#else /* _WIN32 */
SetConsoleCtrlHandler(&Application::CtrlHandler, TRUE);