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pthread_rwlockattr_getpshared(3)


NAME

  pthread_rwlockattr_getpshared - Obtains the process-shared attribute of a
  read-write lock attributes object


SYNOPSIS

  #include <pthread.h>

  int pthread_rwlockattr_getpshared(
	  const pthread_rwlockattr_t *attr,
	  int *pshared );


LIBRARY

  DECthreads POSIX 1003.1c Library (libpthread.so)


PARAMETERS

  attr
      Address of the read-write lock attributes object whose process-shared
      attribute is to be obtained.

  pshared
      Location to store the value of the process-shared attribute of attr.


DESCRIPTION

  This routine obtains the value of the process-shared attribute in the
  read-write lock attributes object referenced by attr and stores it at the
  location pshared.  The object referenced by attr must be initialized before
  this routine is called.


RETURN VALUES

  If an error condition occurs, this routine returns an integer value
  indicating the type of error. Possible return values are as follows:

  0   Successful completion.

  [EINVAL]
      The value specified by attr is not a valid attributes object.


ERRORS

  None


SEE ALSO

  Functions: pthread_rwlockattr_setpshared(3), pthread_rwlockattr_init(3)

  Manuals: Guide to DECthreads and Programmer's Guide

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