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/*

 *  This file lists the minimums for the limits set by each of

 *  the POSIX features subsets.

 *

 *  XXX: Careful attention needs to be paid to section 2.8 in 1003.1b-1993

 *       to segregrate the variables below based on their "class" according

 *       to our implementation.  We also need to set the Run-Time Invariant

 *       and other related values.

 *

 *  $Id: limits.h,v 1.1 2002-08-23 22:38:07 ivang Exp $

 */

#ifndef _GCC_LIMITS_H_  /* if we have not seen gcc's limits.h yet */

#include_next <limits.h>

#endif

#ifndef __POSIX_LIMITS_h

#define __POSIX_LIMITS_h

/****************************************************************************

 ****************************************************************************

 *                                                                          *

 *         P1003.1b-1993 defines the constants below this comment.          *

 *                                                                          *

 ****************************************************************************

 ****************************************************************************/

#define _POSIX_AIO_LISTIO_MAX   2

#define _POSIX_AIO_MAX          1

#define _POSIX_ARG_MAX          4096

#define _POSIX_CHILD_MAX        6

#define _POSIX_DELAYTIMER_MAX   32

#define _POSIX_LINK_MAX         8

#define _POSIX_MAX_CANON        255

#define _POSIX_MAX_INPUT        255

#define _POSIX_MQ_OPEN_MAX      8

#define _POSIX_MQ_PRIO_MAX      32

#define _POSIX_NAME_MAX         255

#define _POSIX_NGROUPS_MAX      0

#define _POSIX_OPEN_MAX         16

#define _POSIX_PATH_MAX         255

#define _POSIX_PIPE_BUF         512

#define _POSIX_RTSIG_MAX        8

#define _POSIX_SEM_NSEMS_MAX    256

#define _POSIX_SEM_VALUE_MAX    32767

#define _POSIX_SIGQUEUE_MAX     32

#define _POSIX_SSIZE_MAX        32767

#define _POSIX_STREAM_MAX       8

#define _POSIX_TIMER_MAX        32

#define _POSIX_TZNAME_MAX       3

/*

 *  Definitions of the following may be omitted if the value is >= stated

 *  minimum but is indeterminate.

 */

#define AIO_LISTIO_MAX          2

#define AIO_MAX                 1

#define AIO_PRIO_DELTA_MAX      0

#define ARG_MAX                 4096

#define CHILD_MAX               6

#define DELAYTIMER_MAX          32

#define MQ_OPEN_MAX             8

#define MQ_PRIO_MAX             32

#define OPEN_MAX                16

#define PAGESIZE                1

#define RTSIG_MAX               8

#define SEM_NSEMS_MAX           256

#define SEM_VALUE_MAX           32767

#define SIGQUEUE_MAX            32

#define STREAM_MAX              8

#define TIMER_MAX               32

#define TZNAME_MAX              3

/*

 *  Pathname Variables

 */

#define LINK_MAX                8

#define MAX_CANON               255

#define MAX_INPUT               255

#define NAME_MAX                255

#define PATH_MAX                255

#define PIPE_BUF                512

/*

 *  Invariant values

 */

#define SSIZE_MAX               32767

/*

 *  Maximum Values

 */

#define _POSIX_CLOCKRES_MIN      0   /* in nanoseconds */

/****************************************************************************

 ****************************************************************************

 *                                                                          *

 *         P1003.1c/D10 defines the constants below this comment.           *

 *

 *  XXX: doc seems to have printing problems in this table :(

 *                                                                          *

 ****************************************************************************

 ****************************************************************************/

#define _POSIX_LOGIN_NAME_MAX                9

#define _POSIX_THREAD_DESTRUCTOR_ITERATIONS  4

#define _POSIX_THREAD_KEYS_MAX               28

#define _POSIX_THREAD_THREADS_MAX            64

#define _POSIX_TTY_NAME_MAX                  9

/*

 *  Definitions of the following may be omitted if the value is >= stated

 *  minimum but is indeterminate.

 *

 *  NOTE:  LOGIN_NAME_MAX is named LOGNAME_MAX under Solaris 2.x.  Perhaps

 *         the draft specification will be changing.  jrs 05/24/96

 */

#define LOGIN_NAME_MAX                      _POSIX_LOGIN_NAME_MAX

#define TTY_NAME_MAX                        _POSIX_TTY_NAME_MAX

#define PTHREAD_DESTRUCTOR_ITERATIONS       _POSIX_THREAD_DESTRUCTOR_ITERATIONS

/*

 *  RTEMS is smart enough to give us the minimum stack size if we ask

 *  for too little.  Because the real RTEMS limit for this is cpu dependent

 *  AND rtems header files are not installed yet, we cannot use the cpu

 *  dependent constant CPU_STACK_MINIMUM_SIZE.  Moreover, we do not want

 *  to duplicate that information here so we will just let RTEMS magically

 *  give us its minimum stack size.

 *

 *  NOTE:  The other alternative is to have this be a macro for a

 *         routine in RTEMS which returns the constant.

 */

#define PTHREAD_STACK_MIN                   0

/*

 *  The maximum number of keys (PTHREAD_KEYS_MAX) and threads

 *  (PTHREAD_THREADS_MAX) are configurable and may exceed the minimum.

 *

#define PTHREAD_KEYS_MAX                    _POSIX_THREAD_KEYS_MAX

#define PTHREAD_THREADS_MAX                 _POSIX_THREAD_THREADS_MAX

*/

/****************************************************************************

 ****************************************************************************

 *                                                                          *

 *         P1003.4b/D8 defines the constants below this comment.            *

 *                                                                          *

 ****************************************************************************

 ****************************************************************************/

#define _POSIX_INTERRUPT_OVERRUN_MAX        32

/*

 *  Definitions of the following may be omitted if the value is >= stated

 *  minimum but is indeterminate.

 */

#define INTERRUPT_OVERRUN_MAX               32

/*

 *  Pathname Variables

 */

#define MIN_ALLOC_SIZE      

#define REC_MIN_XFER_SIZE   

#define REC_MAX_XFER_SIZE   

#define REC_INCR_XFER_SIZE  

#define REC_XFER_ALIGN      

#define MAX_ATOMIC_SIZE     

#endif

/* end of include file */