From 71028edd8f9ddbc05f0013d434e0b5cbceee2148 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Sat, 22 Feb 2003 05:24:39 +0000 Subject: Update. * Makefile (tests): Add tst-eintr1. (distribute): Add eintr.c. * tst-eintr1.c: New file. * eintr.c: New file. --- nptl/eintr.c | 75 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 75 insertions(+) create mode 100644 nptl/eintr.c (limited to 'nptl/eintr.c') diff --git a/nptl/eintr.c b/nptl/eintr.c new file mode 100644 index 0000000..a1b4746 --- /dev/null +++ b/nptl/eintr.c @@ -0,0 +1,75 @@ +/* Copyright (C) 2003 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper , 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include +#include +#include + + +static int the_sig; + + +static void +eintr_handler (int sig) +{ + if (sig != the_sig) + { + write (STDOUT_FILENO, "eintr_handler: signal number wrong\n", 35); + _exit (1); + } + write (STDOUT_FILENO, ".", 1); +} + + +static void * +eintr_source (void *arg) +{ + struct timespec ts = { .tv_sec = 0, .tv_nsec = 500000 }; + + while (1) + { + kill (getpid (), the_sig); + + nanosleep (&ts, NULL); + } +} + + +static void +setup_eintr (int sig) +{ + struct sigaction sa; + sigemptyset (&sa.sa_mask); + sa.sa_flags = 0; + sa.sa_handler = eintr_handler; + if (sigaction (sig, &sa, NULL) != 0) + { + puts ("setup_eintr: sigaction failed"); + exit (1); + } + the_sig = sig; + + /* Create the thread which will fire off the signals. */ + pthread_t th; + if (pthread_create (&th, NULL, eintr_source, NULL) != 0) + { + puts ("setup_eintr: pthread_create failed"); + exit (1); + } +} -- cgit v1.1