pthreads/pthread_equal.3

   1 .\" Copyright (c) 1996 John Birrell <jb@cimlogic.com.au>.
   2 .\" All rights reserved.
   3 .\"
   4 .\" Redistribution and use in source and binary forms, with or without
   5 .\" modification, are permitted provided that the following conditions
   6 .\" are met:
   7 .\" 1. Redistributions of source code must retain the above copyright
   8 .\"    notice, this list of conditions and the following disclaimer.
   9 .\" 2. Redistributions in binary form must reproduce the above copyright
  10 .\"    notice, this list of conditions and the following disclaimer in the
  11 .\"    documentation and/or other materials provided with the distribution.
  12 .\" 3. All advertising materials mentioning features or use of this software
  13 .\"    must display the following acknowledgement:
  14 .\"     This product includes software developed by John Birrell.
  15 .\" 4. Neither the name of the author nor the names of any co-contributors
  16 .\"    may be used to endorse or promote products derived from this software
  17 .\"    without specific prior written permission.
  18 .\"
  19 .\" THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND
  20 .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  21 .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  22 .\" ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  23 .\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  24 .\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  25 .\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  26 .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  27 .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  28 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  29 .\" SUCH DAMAGE.
  30 .\"
  31 .\" $FreeBSD: src/lib/libc_r/man/pthread_equal.3,v 1.4.2.5 2001/08/17 15:42:51 ru Exp $
  32 .\"
  33 .Dd April 4, 1996
  34 .Dt PTHREAD_EQUAL 3
  35 .Os
  36 .Sh NAME
  37 .Nm pthread_equal
  38 .Nd compare thread IDs
  39 .Sh SYNOPSIS
  40 .Fd #include <pthread.h>
  41 .Ft int
  42 .Fo pthread_equal
  43 .Fa "pthread_t t1"
  44 .Fa "pthread_t t2"
  45 .Fc
  46 .Sh DESCRIPTION
  47 The
  48 .Fn pthread_equal
  49 function compares the thread IDs
  50 .Fa t1
  51 and
  52 .Fa t2 .
  53 .Sh RETURN VALUES
  54 The
  55 .Fn pthread_equal
  56 function will return non-zero if the thread IDs
  57 .Fa t1
  58 and
  59 .Fa t2
  60 correspond to the same thread. Otherwise, it will return zero.
  61 .Sh ERRORS
  62 None.
  63 .Sh SEE ALSO
  64 .Xr pthread_create 3 ,
  65 .Xr pthread_exit 3
  66 .Sh STANDARDS
  67 .Fn pthread_equal
  68 conforms to
  69 .St -p1003.1-96 .