Subversion Repositories planix.SVN

#ifndef __LIMITS
#define __LIMITS
/* 8 bit chars (signed), 16 bit shorts, 32 bit ints/longs */

#define CHAR_BIT        8
#define MB_LEN_MAX      4

#define UCHAR_MAX       0xff
#define USHRT_MAX       0xffff
#define UINT_MAX        0xffffffffU
#define ULONG_MAX       0xffffffffUL

#define CHAR_MAX        SCHAR_MAX
#define SCHAR_MAX       0x7f
#define SHRT_MAX        0x7fff
#define INT_MAX         0x7fffffff
#define LONG_MAX        0x7fffffffL

#define CHAR_MIN        SCHAR_MIN
#define SCHAR_MIN       (-SCHAR_MAX-1)
#define SHRT_MIN        (-SHRT_MAX-1)
#define INT_MIN         (-INT_MAX-1)
#define LONG_MIN        (-LONG_MAX-1)

#ifdef _POSIX_SOURCE

#define _POSIX_AIO_LISTIO_MAX   2
#define _POSIX_AIO_MAX                  1
#define _POSIX_ARG_MAX                  4096
#define _POSIX_CHILD_MAX                6
#define _POSIX_CLOCKRES_MIN             20000000
#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                 14
#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


/* pedagogy: those that standard allows omitting are commented out */
/*#define AIO_LIST_MAX _POSIX_AIO_LIST_MAX */
/*#define AIO_MAX _POSIX_AIO_MAX */
/*#define AIO_PRIO_DELTA_MAX 0 */
/*#define ARG_MAX _POSIX_ARG_MAX */
/*#define CHILD_MAX _POSIX_CHILD_MAX */
/*#define DELAYTIMER_MAX _POSIX_DELAYTIMER_MAX */
/*#define LINK_MAX _POSIX_LINK_MAX */
/*#define MAX_CANON _POSIX_MAX_CANON */
/*#define MAX_INPUT _POSIX_MAX_INPUT */
/*#define MQ_OPEN_MAX _POSIX_MQ_OPEN_MAX */
/*#define MQ_PRIO_MAX _POSIX_MQ_PRIO_MAX */
/*#define NAME_MAX _POSIX_NAME_MAX */
#define NGROUPS_MAX 10
/*#define OPEN_MAX _POSIX_OPEN_MAX */
/*#define PAGESIZE 1 */
#define PASS_MAX        64
/*#define PATH_MAX _POSIX_PATH_MAX */
/*#define PIPE_BUF _POSIX_PIPE_BUF */
/*#define RTSIG_MAX _POSIX_RTSIG_MAX */
/*#define SEM_NSEMS_MAX _POSIX_SEM_NSEMS_MAX */
/*#define SEM_VALUE_MAX _POSIX_SEM_VALUE_MAX */
/*#define SIGQUEUE_MAX _POSIX_SIGQUEUE_MAX */
#define SSIZE_MAX LONG_MAX
/*#define STREAM_MAX _POSIX_STREAM_MAX */
/*#define TIMER_MAX _POSIX_TIMER_MAX */
#define TZNAME_MAX _POSIX_TZNAME_MAX

#ifdef _LIMITS_EXTENSION
/* some things are just too big for pedagogy (X!) */
#include <sys/limits.h>
#endif
#endif /* _POSIX_SOURCE */

#endif /* __LIMITS */