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Gentoo's Bugzilla – Attachment 28825 Details for
Bug 46186
gdb nptl support broken by overzealous glibc stripping
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test.c
test.c (text/x-csrc), 2.15 KB, created by
Stefan Jones (RETIRED)
on 2004-04-07 04:15:22 UTC
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Description:
test.c
Filename:
MIME Type:
Creator:
Stefan Jones (RETIRED)
Created:
2004-04-07 04:15:22 UTC
Size:
2.15 KB
patch
obsolete
>/* Copyright (C) 2002, 2003 Free Software Foundation, Inc. > This file is part of the GNU C Library. > Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. > > 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 <stdio.h> >#include <stdint.h> >#include <stdlib.h> >#include <unistd.h> > > >#define N 20 > >static pthread_t th[N]; >static pthread_mutex_t lock[N]; > > >static void *tf (void *a) >{ > uintptr_t idx = (uintptr_t) a; > > pthread_mutex_lock (&lock[idx]); > > return pthread_equal (pthread_self (), th[idx]) ? NULL : (void *) 1l; >} > > >int >main (void) >{ > if (pthread_equal (pthread_self (), pthread_self ()) == 0) > { > puts ("pthread_equal (pthread_self (), pthread_self ()) failed"); > exit (1); > } > > int i; > for (i = 0; i < N; ++i) > { > if (pthread_mutex_init (&lock[i], NULL) != 0) > { > puts ("mutex_init failed"); > exit (1); > } > > if (pthread_mutex_lock (&lock[i]) != 0) > { > puts ("mutex_lock failed"); > exit (1); > } > > if (pthread_create (&th[i], NULL, tf, (void *) (long int) i) != 0) > { > puts ("create failed"); > exit (1); > } > > if (pthread_mutex_unlock (&lock[i]) != 0) > { > puts ("mutex_unlock failed"); > exit (1); > } > > printf ("created thread %d\n", i); > } > > int result = 0; > for (i = 0; i < N; ++i) > { > void *r; > int e; > if ((e = pthread_join (th[i], &r)) != 0) > { > printf ("join failed: %d\n", e); > _exit (1); > } > else if (r != NULL) > result = 1; > } > > return 0; >} >
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bug 46186
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28826