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Diffstat (limited to 'test/nptl/tst-cancel8.c')
| -rw-r--r-- | test/nptl/tst-cancel8.c | 143 | 
1 files changed, 143 insertions, 0 deletions
diff --git a/test/nptl/tst-cancel8.c b/test/nptl/tst-cancel8.c new file mode 100644 index 000000000..fc836627d --- /dev/null +++ b/test/nptl/tst-cancel8.c @@ -0,0 +1,143 @@ +/* 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 <stdio.h> +#include <stdlib.h> +#include <unistd.h> + + +static pthread_barrier_t bar; + +static int global; + + +static void +cleanup (void *arg) +{ +  global = 1; +} + + +static void * +tf (void *arg) +{ +  /* Enable cancellation, but defer it.  */ +  if (pthread_setcancelstate (PTHREAD_CANCEL_ENABLE, NULL) != 0) +    { +      puts ("setcancelstate failed"); +      exit (1); +    } +  if (pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, NULL) != 0) +    { +      puts ("setcanceltype failed"); +      exit (1); +    } + +  /* Add cleanup handler.  */ +  pthread_cleanup_push (cleanup, NULL); + +  /* Synchronize with the main thread.  */ +  int r = pthread_barrier_wait (&bar); +  if (r != 0 && r!= PTHREAD_BARRIER_SERIAL_THREAD) +    { +      puts ("tf: first barrier_wait failed"); +      exit (1); +    } + +  /* And again.  Once this is done the main thread should have canceled +     this thread.  */ +  r = pthread_barrier_wait (&bar); +  if (r != 0 && r!= PTHREAD_BARRIER_SERIAL_THREAD) +    { +      puts ("tf: second barrier_wait failed"); +      exit (1); +    } + +  /* Remove the cleanup handler without executing it.  */ +  pthread_cleanup_pop (0); + +  /* Now react on the cancellation.  */ +  pthread_testcancel (); + +  /* This call should never return.  */ +  return NULL; +} + + +static int +do_test (void) +{ +  if (pthread_barrier_init (&bar, NULL, 2) != 0) +    { +      puts ("barrier_init failed"); +      exit (1); +    } + +  pthread_t th; +  if (pthread_create (&th, NULL, tf, NULL) != 0) +    { +      puts ("pthread_create failed"); +      return 1; +    } + +  int r = pthread_barrier_wait (&bar); +  if (r != 0 && r!= PTHREAD_BARRIER_SERIAL_THREAD) +    { +      puts ("first barrier_wait failed"); +      exit (1); +    } + +  if (pthread_cancel (th) != 0) +    { +      puts ("pthread_cancel failed"); +      return 1; +    } + +  r = pthread_barrier_wait (&bar); +  if (r != 0 && r!= PTHREAD_BARRIER_SERIAL_THREAD) +    { +      puts ("second barrier_wait failed"); +      exit (1); +    } + +  void *result; +  if (pthread_join (th, &result) != 0) +    { +      puts ("pthread_join failed"); +      return 1; +    } + +  if (result != PTHREAD_CANCELED) +    { +      puts ("thread was not canceled"); +      exit (1); +    } + +  if (global != 0) +    { +      puts ("cancellation handler has been called"); +      exit (1); +    } + +  return 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c"  | 
