diff options
| author | Jakob Kaivo <jkk@ung.org> | 2022-04-21 20:51:03 -0400 |
|---|---|---|
| committer | Jakob Kaivo <jkk@ung.org> | 2022-04-21 20:51:03 -0400 |
| commit | 457bcec7072495f8e3791fc6b8474ef7976b3daf (patch) | |
| tree | 99a15a9ea44193a57731b0ac9c39da7c58a1e0d6 | |
| parent | 7ec88513ea876b4a564527b3dac383924136955f (diff) | |
cleanup and update
| -rw-r--r-- | limits.h | 57 |
1 files changed, 12 insertions, 45 deletions
@@ -27,81 +27,48 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ -#if defined _XOPEN_SOURCE && _XOPEN_SOURCE - 1 < 0 -#undef _XOPEN_SOURCE -#define _XOPEN_SOURCE 400 -#endif - -#if defined _XOPEN_SOURCE && !defined _POSIX_C_SOURCE -# if (_XOPEN_SOURCE >= 700) -# define _POSIX_C_SOURCE 200809L -# elif (_XOPEN_SOURCE >= 600) -# define _POSIX_C_SOURCE 200112L -# elif (_XOPEN_SOURCE >= 500) -# define _POSIX_C_SOURCE 199506L -# else -# define _POSIX_C_SOURCE 2 -# endif -#endif - -#if defined _POSIX_C_SOURCE && !defined _POSIX_SOURCE -# define _POSIX_SOURCE -#endif - -#if !defined __STDC_VERSION__ || __STDC_VERSION__ < 19901L -# if (defined _POSIX_C_SOURCE && _POSIX_C_SOURCE >= 200112L) -# error POSIX.1-2001 and later require a C99 compiler -# elif (defined _XOPEN_SOURCE && _XOPEN_SOURCE >= 600) -# error XOPEN Issue 6 and later require a C99 compiler -# endif -#endif +/* TODO: XOPEN/POSIX/etc. */ #define CHAR_BIT (8) + #ifdef __CHAR_IS_UNSIGNED__ #define CHAR_MAX (255) -#else -#define CHAR_MAX (127) -#endif -#ifdef __CHAR_IS_UNSIGNED__ #define CHAR_MIN (0) #else +#define CHAR_MAX (127) #define CHAR_MIN (-128) #endif + #if defined __LP32__ #define INT_MAX (32767) +#define UINT_MAX (65535U) #elif defined __ILP32__ || defined __LLP64__ || defined __LP64__ #define INT_MAX (2147483647) +#define UINT_MAX (4294967295U) #elif defined __ILP64__ #define INT_MAX (9223372036854775807) +#define UINT_MAX (18446744073709551616U) #endif #define INT_MIN (-INT_MAX -1) + #if defined __LP32__ || defined __ILP32__ || defined __LLP64__ #define LONG_MAX (2147483647L) +#define ULONG_MAX (4294967295UL) #elif defined __ILP64__ || defined __LP64__ #define LONG_MAX (9223372036854775807L) +#define ULONG_MAX (18446744073709551615UL) #endif #define LONG_MIN (-LONG_MAX - 1L) + #define MB_LEN_MAX (4) #define SCHAR_MAX (127) #define SCHAR_MIN (-128) #define SHRT_MAX (32767) #define SHRT_MIN (-32768) #define UCHAR_MAX (255) -#if defined __LP32__ -#define UINT_MAX (65535U) -#elif defined __ILP32__ || defined __LLP64__ || defined __LP64__ -#define UINT_MAX (4294967295U) -#elif defined __ILP64__ -#define UINT_MAX (18446744073709551616U) -#endif -#if defined __LP32__ || defined __ILP32__ || defined __LLP64__ -#define ULONG_MAX (4294967295UL) -#elif defined __ILP64__ || defined __LP64__ -#define ULONG_MAX (18446744073709551615UL) -#endif #define USHRT_MAX (65535) -#if (defined __STDC_VERSION__ && 199901 <= __STDC_VERSION__) +#if (defined __STDC_VERSION__ && 199901L <= __STDC_VERSION__) #define LLONG_MAX (9223372036854775807LL) #define LLONG_MIN (-LLONG_MAX - 1LL) #define ULLONG_MAX (18446744073709551615ULL) |