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author | Ulrich Drepper <drepper@redhat.com> | 2003-02-22 05:24:39 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2003-02-22 05:24:39 +0000 |
commit | 71028edd8f9ddbc05f0013d434e0b5cbceee2148 (patch) | |
tree | 3a6bfef651ed3a33a39de640f5fb11095cbe947f /nptl/eintr.c | |
parent | 6735470f7be97a7140bb09d255682c9c7a8e6bd0 (diff) | |
download | glibc-71028edd8f9ddbc05f0013d434e0b5cbceee2148.zip glibc-71028edd8f9ddbc05f0013d434e0b5cbceee2148.tar.gz glibc-71028edd8f9ddbc05f0013d434e0b5cbceee2148.tar.bz2 |
Update.
* Makefile (tests): Add tst-eintr1.
(distribute): Add eintr.c.
* tst-eintr1.c: New file.
* eintr.c: New file.
Diffstat (limited to 'nptl/eintr.c')
-rw-r--r-- | nptl/eintr.c | 75 |
1 files changed, 75 insertions, 0 deletions
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 <drepper@redhat.com>, 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 <pthread.h> +#include <signal.h> +#include <unistd.h> + + +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); + } +} |