From e72fe3995b231eb9cb350180603ee11a5293d737 Mon Sep 17 00:00:00 2001 From: Victor Stinner Date: Wed, 1 Apr 2015 18:35:22 +0200 Subject: [PATCH] Issue #23836: Use _Py_write_noraise() to retry on EINTR in trip_signal() of signalmodule.c --- Modules/signalmodule.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/Modules/signalmodule.c b/Modules/signalmodule.c index a1fda3eb315..cc13194dfac 100644 --- a/Modules/signalmodule.c +++ b/Modules/signalmodule.c @@ -263,9 +263,10 @@ trip_signal(int sig_num) #endif { byte = (unsigned char)sig_num; - do { - rc = write(fd, &byte, 1); - } while (rc < 0 && errno == EINTR); + + /* _Py_write_noraise() retries write() if write() is interrupted by + a signal (fails with EINTR). */ + rc = _Py_write_noraise(fd, &byte, 1); if (rc < 0) { Py_AddPendingCall(report_wakeup_write_error,