13e12c5d1SDavid du Colombier #ifndef __LIMITS 23e12c5d1SDavid du Colombier #define __LIMITS 33e12c5d1SDavid du Colombier /* 8 bit chars (signed), 16 bit shorts, 32 bit ints/longs */ 43e12c5d1SDavid du Colombier 53e12c5d1SDavid du Colombier #define CHAR_BIT 8 6*e94a8e9bSDavid du Colombier #define MB_LEN_MAX 4 73e12c5d1SDavid du Colombier 83e12c5d1SDavid du Colombier #define UCHAR_MAX 0xff 93e12c5d1SDavid du Colombier #define USHRT_MAX 0xffff 103e12c5d1SDavid du Colombier #define UINT_MAX 0xffffffffU 113e12c5d1SDavid du Colombier #define ULONG_MAX 0xffffffffUL 123e12c5d1SDavid du Colombier 133e12c5d1SDavid du Colombier #define CHAR_MAX SCHAR_MAX 143e12c5d1SDavid du Colombier #define SCHAR_MAX 0x7f 153e12c5d1SDavid du Colombier #define SHRT_MAX 0x7fff 163e12c5d1SDavid du Colombier #define INT_MAX 0x7fffffff 173e12c5d1SDavid du Colombier #define LONG_MAX 0x7fffffffL 183e12c5d1SDavid du Colombier 193e12c5d1SDavid du Colombier #define CHAR_MIN SCHAR_MIN 203e12c5d1SDavid du Colombier #define SCHAR_MIN (-SCHAR_MAX-1) 213e12c5d1SDavid du Colombier #define SHRT_MIN (-SHRT_MAX-1) 223e12c5d1SDavid du Colombier #define INT_MIN (-INT_MAX-1) 233e12c5d1SDavid du Colombier #define LONG_MIN (-LONG_MAX-1) 243e12c5d1SDavid du Colombier 253e12c5d1SDavid du Colombier #ifdef _POSIX_SOURCE 263e12c5d1SDavid du Colombier 277dd7cddfSDavid du Colombier #define _POSIX_AIO_LISTIO_MAX 2 287dd7cddfSDavid du Colombier #define _POSIX_AIO_MAX 1 293e12c5d1SDavid du Colombier #define _POSIX_ARG_MAX 4096 303e12c5d1SDavid du Colombier #define _POSIX_CHILD_MAX 6 317dd7cddfSDavid du Colombier #define _POSIX_CLOCKRES_MIN 20000000 327dd7cddfSDavid du Colombier #define _POSIX_DELAYTIMER_MAX 32 333e12c5d1SDavid du Colombier #define _POSIX_LINK_MAX 8 343e12c5d1SDavid du Colombier #define _POSIX_MAX_CANON 255 353e12c5d1SDavid du Colombier #define _POSIX_MAX_INPUT 255 367dd7cddfSDavid du Colombier #define _POSIX_MQ_OPEN_MAX 8 377dd7cddfSDavid du Colombier #define _POSIX_MQ_PRIO_MAX 32 383e12c5d1SDavid du Colombier #define _POSIX_NAME_MAX 14 393e12c5d1SDavid du Colombier #define _POSIX_NGROUPS_MAX 0 403e12c5d1SDavid du Colombier #define _POSIX_OPEN_MAX 16 413e12c5d1SDavid du Colombier #define _POSIX_PATH_MAX 255 423e12c5d1SDavid du Colombier #define _POSIX_PIPE_BUF 512 437dd7cddfSDavid du Colombier #define _POSIX_RTSIG_MAX 8 447dd7cddfSDavid du Colombier #define _POSIX_SEM_NSEMS_MAX 256 457dd7cddfSDavid du Colombier #define _POSIX_SEM_VALUE_MAX 32767 467dd7cddfSDavid du Colombier #define _POSIX_SIGQUEUE_MAX 32 473e12c5d1SDavid du Colombier #define _POSIX_SSIZE_MAX 32767 483e12c5d1SDavid du Colombier #define _POSIX_STREAM_MAX 8 497dd7cddfSDavid du Colombier #define _POSIX_TIMER_MAX 32 503e12c5d1SDavid du Colombier #define _POSIX_TZNAME_MAX 3 513e12c5d1SDavid du Colombier 52bad30d5dSDavid du Colombier 537dd7cddfSDavid du Colombier /* pedagogy: those that standard allows omitting are commented out */ 547dd7cddfSDavid du Colombier /*#define AIO_LIST_MAX _POSIX_AIO_LIST_MAX */ 557dd7cddfSDavid du Colombier /*#define AIO_MAX _POSIX_AIO_MAX */ 567dd7cddfSDavid du Colombier /*#define AIO_PRIO_DELTA_MAX 0 */ 577dd7cddfSDavid du Colombier /*#define ARG_MAX _POSIX_ARG_MAX */ 587dd7cddfSDavid du Colombier /*#define CHILD_MAX _POSIX_CHILD_MAX */ 597dd7cddfSDavid du Colombier /*#define DELAYTIMER_MAX _POSIX_DELAYTIMER_MAX */ 607dd7cddfSDavid du Colombier /*#define LINK_MAX _POSIX_LINK_MAX */ 617dd7cddfSDavid du Colombier /*#define MAX_CANON _POSIX_MAX_CANON */ 627dd7cddfSDavid du Colombier /*#define MAX_INPUT _POSIX_MAX_INPUT */ 637dd7cddfSDavid du Colombier /*#define MQ_OPEN_MAX _POSIX_MQ_OPEN_MAX */ 647dd7cddfSDavid du Colombier /*#define MQ_PRIO_MAX _POSIX_MQ_PRIO_MAX */ 657dd7cddfSDavid du Colombier /*#define NAME_MAX _POSIX_NAME_MAX */ 667dd7cddfSDavid du Colombier #define NGROUPS_MAX 10 677dd7cddfSDavid du Colombier /*#define OPEN_MAX _POSIX_OPEN_MAX */ 687dd7cddfSDavid du Colombier /*#define PAGESIZE 1 */ 69bad30d5dSDavid du Colombier #define PASS_MAX 64 707dd7cddfSDavid du Colombier /*#define PATH_MAX _POSIX_PATH_MAX */ 717dd7cddfSDavid du Colombier /*#define PIPE_BUF _POSIX_PIPE_BUF */ 727dd7cddfSDavid du Colombier /*#define RTSIG_MAX _POSIX_RTSIG_MAX */ 737dd7cddfSDavid du Colombier /*#define SEM_NSEMS_MAX _POSIX_SEM_NSEMS_MAX */ 747dd7cddfSDavid du Colombier /*#define SEM_VALUE_MAX _POSIX_SEM_VALUE_MAX */ 757dd7cddfSDavid du Colombier /*#define SIGQUEUE_MAX _POSIX_SIGQUEUE_MAX */ 763e12c5d1SDavid du Colombier #define SSIZE_MAX LONG_MAX 777dd7cddfSDavid du Colombier /*#define STREAM_MAX _POSIX_STREAM_MAX */ 787dd7cddfSDavid du Colombier /*#define TIMER_MAX _POSIX_TIMER_MAX */ 793e12c5d1SDavid du Colombier #define TZNAME_MAX _POSIX_TZNAME_MAX 803e12c5d1SDavid du Colombier 813e12c5d1SDavid du Colombier #ifdef _LIMITS_EXTENSION 823e12c5d1SDavid du Colombier /* some things are just too big for pedagogy (X!) */ 833e12c5d1SDavid du Colombier #include <sys/limits.h> 843e12c5d1SDavid du Colombier #endif 853e12c5d1SDavid du Colombier #endif /* _POSIX_SOURCE */ 863e12c5d1SDavid du Colombier 873e12c5d1SDavid du Colombier #endif /* __LIMITS */ 88