X-Git-Url: http://nsz.repo.hu/git/?p=musl;a=blobdiff_plain;f=include%2Flimits.h;h=e12618af8ea13bcadb55c08de8f00282c6936de5;hp=4499afbfa23bc1f44dbb8a4e2d012dd2c606429f;hb=695111036821f73870d8d7b4ba072368fc8f7941;hpb=0b44a0315b47dd8eced9f3b7f31580cf14bbfc01 diff --git a/include/limits.h b/include/limits.h index 4499afbf..e12618af 100644 --- a/include/limits.h +++ b/include/limits.h @@ -1,21 +1,57 @@ #ifndef _LIMITS_H #define _LIMITS_H +#include + /* Most limits are system-specific */ #include +/* Support signed or unsigned plain-char */ + +#ifdef __CHAR_UNSIGNED__ +#define CHAR_MIN 0 +#define CHAR_MAX 255 +#else +#define CHAR_MIN (-128) +#define CHAR_MAX 127 +#endif + /* 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 SSIZE_MAX LONG_MAX +#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 @@ -23,7 +59,13 @@ /* Implementation choices... */ #define PTHREAD_KEYS_MAX 1024 -#define PTHREAD_STACK_MIN (2*PAGE_SIZE) +#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 +#define LOGIN_NAME_MAX 256 /* Arbitrary numbers... */ @@ -44,6 +86,8 @@ #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. */ @@ -51,6 +95,7 @@ #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