From 28f540f45bbacd939bfd07f213bcad2bf730b1bf Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Sat, 18 Feb 1995 01:27:10 +0000 Subject: initial import --- hurd/hurd-raise.c | 48 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 hurd/hurd-raise.c (limited to 'hurd/hurd-raise.c') diff --git a/hurd/hurd-raise.c b/hurd/hurd-raise.c new file mode 100644 index 0000000000..ad01ab9f89 --- /dev/null +++ b/hurd/hurd-raise.c @@ -0,0 +1,48 @@ +/* Copyright (C) 1994, 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include +#include +#include +#include + +/* Handle signal SIGNO in the calling thread. + If SS is not NULL it is the sigstate for the calling thread; + SS->lock is held on entry and released before return. */ + +void +_hurd_raise_signal (struct hurd_sigstate *ss, + int signo, long int sigcode, int sigerror) +{ + if (ss == NULL) + { + ss = _hurd_self_sigstate (); + __spin_lock (&ss->lock); + } + + /* Mark SIGNO as pending to be delivered. */ + __sigaddset (&ss->pending, signo); + ss->pending_data[signo].code = sigcode; + ss->pending_data[signo].error = sigerror; + + __spin_unlock (&ss->lock); + + /* Send a message to the signal thread so it + will wake up and check for pending signals. */ + __msg_sig_post (_hurd_msgport, 0, __mach_task_self ()); +} -- cgit v1.2.1