diff options
Diffstat (limited to 'winsup/cygwin/sigproc.cc')
| -rw-r--r-- | winsup/cygwin/sigproc.cc | 27 |
1 files changed, 17 insertions, 10 deletions
diff --git a/winsup/cygwin/sigproc.cc b/winsup/cygwin/sigproc.cc index c85847e10..e17c744dd 100644 --- a/winsup/cygwin/sigproc.cc +++ b/winsup/cygwin/sigproc.cc @@ -462,13 +462,23 @@ sig_dispatch_pending (bool fast) (void) sig_send (myself, fast ? __SIGFLUSHFAST : __SIGFLUSH); } +void __stdcall +create_signal_arrived () +{ + if (signal_arrived) + return; + /* local event signaled when main thread has been dispatched + to a signal handler function. */ + signal_arrived = CreateEvent (&sec_none_nih, TRUE, FALSE, NULL); + ProtectHandle (signal_arrived); +} + /* Message initialization. Called from dll_crt0_1 - * - * This routine starts the signal handling thread. The wait_sig_inited - * event is used to signal that the thread is ready to handle signals. - * We don't wait for this during initialization but instead detect it - * in sig_send to gain a little concurrency. - */ + + This routine starts the signal handling thread. The wait_sig_inited + event is used to signal that the thread is ready to handle signals. + We don't wait for this during initialization but instead detect it + in sig_send to gain a little concurrency. */ void __stdcall sigproc_init () { @@ -480,10 +490,7 @@ sigproc_init () */ new_muto (sync_proc_subproc); - /* local event signaled when main thread has been dispatched - to a signal handler function. */ - signal_arrived = CreateEvent (&sec_none_nih, TRUE, FALSE, NULL); - ProtectHandle (signal_arrived); + create_signal_arrived (); hwait_sig = new cygthread (wait_sig, cygself, "sig"); hwait_sig->zap_h (); |