diff options
Diffstat (limited to 'test/nptl/tst-join5.c')
| -rw-r--r-- | test/nptl/tst-join5.c | 143 | 
1 files changed, 143 insertions, 0 deletions
diff --git a/test/nptl/tst-join5.c b/test/nptl/tst-join5.c new file mode 100644 index 000000000..b08af6e43 --- /dev/null +++ b/test/nptl/tst-join5.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 <errno.h> +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> + + +static void * +tf1 (void *arg) +{ +  pthread_join ((pthread_t) arg, NULL); + +  puts ("1st join returned"); + +  return (void *) 1l; +} + + +static void * +tf2 (void *arg) +{ +  int a; +  a = pthread_join ((pthread_t) arg, NULL); + +  puts ("2nd join returned"); +  printf("a = %i\n", a); + +  return (void *) 1l; +} + + +static int +do_test (void) +{ +  pthread_t th; + +  int err = pthread_join (pthread_self (), NULL); +  if (err == 0) +    { +      puts ("1st circular join succeeded"); +      exit (1); +    } +  if (err != EDEADLK) +    { +      printf ("1st circular join %d, not EDEADLK\n", err); +      exit (1); +    } + +  if (pthread_create (&th, NULL, tf1, (void *) pthread_self ()) != 0) +    { +      puts ("1st create failed"); +      exit (1); +    } + +  if (pthread_cancel (th) != 0) +    { +      puts ("cannot cancel 1st thread"); +      exit (1); +    } + +  void *r; +  err = pthread_join (th, &r); +  if (err != 0) +    { +      printf ("cannot join 1st thread: %d\n", err); +      exit (1); +    } +  if (r != PTHREAD_CANCELED) +    { +      puts ("1st thread not canceled"); +      exit (1); +    } + +  err = pthread_join (pthread_self (), NULL); +  if (err == 0) +    { +      puts ("2nd circular join succeeded"); +      exit (1); +    } +  if (err != EDEADLK) +    { +      printf ("2nd circular join %d, not EDEADLK\n", err); +      exit (1); +    } + +  if (pthread_create (&th, NULL, tf2, (void *) pthread_self ()) != 0) +    { +      puts ("2nd create failed"); +      exit (1); +    } + +  if (pthread_cancel (th) != 0) +    { +      puts ("cannot cancel 2nd thread"); +      exit (1); +    } + +  if (pthread_join (th, &r) != 0) +    { +      puts ("cannot join 2nd thread"); +      exit (1); +    } +  if (r != PTHREAD_CANCELED) +    { +      puts ("2nd thread not canceled"); +      exit (1); +    } + +  err = pthread_join (pthread_self (), NULL); +  if (err == 0) +    { +      puts ("2nd circular join succeeded"); +      exit (1); +    } +  if (err != EDEADLK) +    { +      printf ("2nd circular join %d, not EDEADLK\n", err); +      exit (1); +    } + +  exit (0); +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c"  | 
