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2003-02-18  Ulrich Drepper  <drepper@redhat.com>

	* pthreadP.h: Define dummy versio of DEBUGGING_P.
This commit is contained in:
Ulrich Drepper 2003-02-18 10:59:20 +00:00
parent 8bd3f1844a
commit 729924a042
4 changed files with 144 additions and 3 deletions
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4
nptl/ChangeLog
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@ -1,3 +1,7 @@
2003-02-18 Ulrich Drepper <drepper@redhat.com>
* pthreadP.h: Define dummy versio of DEBUGGING_P.
2003-02-17 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/i386/bits/posix_opt.h: Remnove

7
nptl/pthreadP.h
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@ -67,7 +67,12 @@ extern unsigned int __nptl_nthreads attribute_hidden;
/* The library can run in debugging mode where it performs a lot more
tests. */
extern int __pthread_debug attribute_hidden;
#define DEBUGGING_P __builtin_expect (__pthread_debug, 0)
/** For now disable debugging support. */
#if 0
# define DEBUGGING_P __builtin_expect (__pthread_debug, 0)
#else
# define DEBUGGING_P 0
#endif
/* Cancellation test. */

4
nptl/pthread_create.c
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@ -226,7 +226,7 @@ start_thread (void *arg)
/* If this is the last thread we terminate the process now. We
do not notify the debugger, it might just irritate it if there
is no thread left. */
if (atomic_decrement_and_test (&__nptl_nthreads))
if (__builtin_expect (atomic_decrement_and_test (&__nptl_nthreads), 0))
/* This was the last thread. */
exit (0);
@ -328,7 +328,7 @@ __pthread_create_2_1 (newthread, attr, start_routine, arg)
iattr = &default_attr;
err = ALLOCATE_STACK (iattr, &pd);
if (err != 0)
if (__builtin_expect (err != 0, 0))
/* Something went wrong. Maybe a parameter of the attributes is
invalid or we could not allocate memory. */
return err;

132
nptl/tst-basic6.c Normal file
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@ -0,0 +1,132 @@
/* 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 <string.h>
#include <unistd.h>
static char *p;
static pthread_barrier_t b;
#define BT \
e = pthread_barrier_wait (&b); \
if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) \
{ \
puts ("barrier_wait failed"); \
exit (1); \
}
static void *
tf (void *a)
{
int e;
BT;
char *p2 = getcwd (NULL, 0);
if (p2 == NULL)
{
puts ("2nd getcwd failed");
exit (1);
}
if (strcmp (p, p2) != 0)
{
printf ("initial cwd mismatch: \"%s\" vs \"%s\"\n", p, p2);
exit (1);
}
free (p);
free (p2);
if (chdir ("..") != 0)
{
puts ("chdir failed");
exit (1);
}
p = getcwd (NULL, 0);
if (p == NULL)
{
puts ("getcwd failed");
exit (1);
}
return a;
}
int
do_test (void)
{
if (pthread_barrier_init (&b, NULL, 2) != 0)
{
puts ("barrier_init failed");
exit (1);
}
pthread_t th;
if (pthread_create (&th, NULL, tf, NULL) != 0)
{
puts ("create failed");
exit (1);
}
p = getcwd (NULL, 0);
if (p == NULL)
{
puts ("getcwd failed");
exit (1);
}
int e;
BT;
if (pthread_join (th, NULL) != 0)
{
puts ("join failed");
exit (1);
}
char *p2 = getcwd (NULL, 0);
if (p2 == NULL)
{
puts ("2nd getcwd failed");
exit (1);
}
if (strcmp (p, p2) != 0)
{
printf ("cwd after chdir mismatch: \"%s\" vs \"%s\"\n", p, p2);
exit (1);
}
free (p);
free (p2);
return 0;
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"