diff options
Diffstat (limited to 'process.c')
-rw-r--r-- | process.c | 26 |
1 files changed, 26 insertions, 0 deletions
@@ -1080,6 +1080,32 @@ before_exec_non_async_signal_safe(void) } static void +setup_communication_pipe(void) +{ +#if USE_SLEEPY_TIMER_THREAD + /* communication pipe with timer thread and signal handler */ + if (timer_thread_pipe_owner_process != getpid()) { + if (timer_thread_pipe[0] != -1) { + /* close pipe of parent process */ + close_communication_pipe(); + } + + err = rb_cloexec_pipe(timer_thread_pipe); + if (err != 0) { + rb_bug_errno("thread_timer: Failed to create communication pipe for timer thread", errno); + } + rb_update_max_fd(timer_thread_pipe[0]); + rb_update_max_fd(timer_thread_pipe[1]); + set_nonblock(timer_thread_pipe[0]); + set_nonblock(timer_thread_pipe[1]); + + /* validate pipe on this process */ + timer_thread_pipe_owner_process = getpid(); + } +#endif /* USE_SLEEPY_TIMER_THREAD */ +} + +static void before_exec(void) { before_exec_non_async_signal_safe(); |