Linux Audio
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Embedded Linux Audio
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#ifndef _LIMITS_H #define _LIMITS_H /* Most limits are system-specific */ #include <bits/limits.h> /* Some universal constants... */ #define CHAR_BIT 8 #define SCHAR_MIN (-128) #define SCHAR_MAX 127 #define UCHAR_MAX 255 #define CHAR_MIN (-128) #define CHAR_MAX 127 #define SHRT_MIN (-1-0x7fff) #define SHRT_MAX 0x7fff #define USHRT_MAX 0xffff #define INT_MIN (-1-0x7fffffff) #define INT_MAX 0x7fffffff #define UINT_MAX 0xffffffffU #define LONG_MIN (-LONG_MAX-1) #define ULONG_MAX (2UL*LONG_MAX+1) #define LLONG_MIN (-LLONG_MAX-1) #define ULLONG_MAX (2ULL*LLONG_MAX+1) #define MB_LEN_MAX 4 #if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \ || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) #define PIPE_BUF 4096 #define PAGESIZE PAGE_SIZE #define FILESIZEBITS 64 #define NAME_MAX 255 #define SYMLINK_MAX 255 #define PATH_MAX 4096 #define NZERO 20 #define NGROUPS_MAX 32 #define ARG_MAX 131072 #define IOV_MAX 1024 #define SYMLOOP_MAX 40 #define WORD_BIT 32 #define SSIZE_MAX LONG_MAX #define TZNAME_MAX 6 #define TTY_NAME_MAX 20 #define HOST_NAME_MAX 255 /* Implementation choices... */ #define PTHREAD_KEYS_MAX 1024 #define PTHREAD_STACK_MIN PAGE_SIZE #define PTHREAD_DESTRUCTOR_ITERATIONS 4 #define SEM_VALUE_MAX 0x7fffffff #define SEM_NSEMS_MAX 256 #define DELAYTIMER_MAX 0x7fffffff #define MQ_PRIO_MAX 32768 /* Arbitrary numbers... */ #define BC_BASE_MAX 99 #define BC_DIM_MAX 2048 #define BC_SCALE_MAX 99 #define BC_STRING_MAX 1000 #define CHARCLASS_NAME_MAX 14 #define COLL_WEIGHTS_MAX 2 #define EXPR_NEST_MAX 32 #define LINE_MAX 4096 #define RE_DUP_MAX 255 #define NL_ARGMAX 9 #define NL_LANGMAX 32 #define NL_MSGMAX 32767 #define NL_NMAX (MB_LEN_MAX*4) #define NL_SETMAX 255 #define NL_TEXTMAX 2048 #endif /* POSIX/SUS requirements follow. These numbers come directly * from SUS and have nothing to do with the host system. */ #define _POSIX_AIO_LISTIO_MAX 2 #define _POSIX_AIO_MAX 1 #define _POSIX_ARG_MAX 4096 #define _POSIX_CHILD_MAX 25 #define _POSIX_CLOCKRES_MIN 20000000 #define _POSIX_DELAYTIMER_MAX 32 #define _POSIX_HOST_NAME_MAX 255 #define _POSIX_LINK_MAX 8 #define _POSIX_LOGIN_NAME_MAX 9 #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 8 #define _POSIX_OPEN_MAX 20 #define _POSIX_PATH_MAX 256 #define _POSIX_PIPE_BUF 512 #define _POSIX_RE_DUP_MAX 255 #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_SS_REPL_MAX 4 #define _POSIX_SYMLINK_MAX 255 #define _POSIX_SYMLOOP_MAX 8 #define _POSIX_THREAD_DESTRUCTOR_ITERATIONS 4 #define _POSIX_THREAD_KEYS_MAX 128 #define _POSIX_THREAD_THREADS_MAX 64 #define _POSIX_TIMER_MAX 32 #define _POSIX_TRACE_EVENT_NAME_MAX 30 #define _POSIX_TRACE_NAME_MAX 8 #define _POSIX_TRACE_SYS_MAX 8 #define _POSIX_TRACE_USER_EVENT_MAX 32 #define _POSIX_TTY_NAME_MAX 9 #define _POSIX_TZNAME_MAX 6 #define _POSIX2_BC_BASE_MAX 99 #define _POSIX2_BC_DIM_MAX 2048 #define _POSIX2_BC_SCALE_MAX 99 #define _POSIX2_BC_STRING_MAX 1000 #define _POSIX2_CHARCLASS_NAME_MAX 14 #define _POSIX2_COLL_WEIGHTS_MAX 2 #define _POSIX2_EXPR_NEST_MAX 32 #define _POSIX2_LINE_MAX 2048 #define _POSIX2_RE_DUP_MAX 255 #define _XOPEN_IOV_MAX 16 #define _XOPEN_NAME_MAX 255 #define _XOPEN_PATH_MAX 1024 #endif