plan9fox/sys/include/ape/limits.h
cinap_lenrek 8b72726549 ape: add PASS_MAX constant for getpass() to limits.h (from patch/ape-pass_max)
add PASS_MAX to limits.h for ape, and make getpass respect it. also increase the size of
the maximum passwords (we use long ones at work). Needed for native port of SVN (in progress).
2013-02-28 19:21:03 +01:00

87 lines
2.5 KiB
C

#ifndef __LIMITS
#define __LIMITS
/* 8 bit chars (signed), 16 bit shorts, 32 bit ints/longs */
#define CHAR_BIT 8
#define MB_LEN_MAX 3
#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 */