diff options
| author | Robert Clausecker <fuz@FreeBSD.org> | 2025-11-19 18:53:07 +0000 |
|---|---|---|
| committer | Robert Clausecker <fuz@FreeBSD.org> | 2026-01-01 20:51:52 +0000 |
| commit | ff50ace5fe0ec991ff2e72a80a6c9e90b7e7f709 (patch) | |
| tree | 59d76d2f18b1d38b2959cb9cec921cc0fbe0d299 /sys/x86/include/_stdint.h | |
| parent | cbad54ba46e6a4ad83d87d379fc3fcedb0cd7246 (diff) | |
sys/stdint.h: add C23 _WIDTH macros
The platform-dependent macros are added to the various
_stdint.h headers, those that are always the same are
added directly to _stdint.h.
We may want to move the definitions for WCHAR_* and
WINT_* out of the platform header files as those are
always the same.
Approved by: markj (mentor)
MFC after: 1 month
Differential Revision: https://reviews.freebsd.org/D53830
(cherry picked from commit 7998a82d2f99a00086baf64b2a3343ba10f8806d)
Diffstat (limited to 'sys/x86/include/_stdint.h')
| -rw-r--r-- | sys/x86/include/_stdint.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/sys/x86/include/_stdint.h b/sys/x86/include/_stdint.h index 59aab4b39c0c..1b8523bf656b 100644 --- a/sys/x86/include/_stdint.h +++ b/sys/x86/include/_stdint.h @@ -184,6 +184,39 @@ #define WINT_MIN INT32_MIN #define WINT_MAX INT32_MAX +#if __ISO_C_VISIBLE >= 2023 +/* + * ISO/IEC 9899:2023 + * 7.22.2 Widths of specified-width integer types + */ +#define INT_FAST8_WIDTH INT32_WIDTH +#define INT_FAST16_WIDTH INT32_WIDTH +#define INT_FAST32_WIDTH INT32_WIDTH +#define INT_FAST64_WIDTH INT64_WIDTH +#ifdef __LP64__ +#define INTPTR_WIDTH INT64_WIDTH +#else +#define INTPTR_WIDTH INT32_WIDTH +#endif +#define INTMAX_WIDTH INT64_WIDTH + +/* + * ISO/IEC 9899:2023 + * 7.22.3 Width of other integer types + */ +#ifdef __LP64__ +#define PTRDIFF_WIDTH INT64_WIDTH +#define SIG_ATOMIC_WIDTH INT64_WIDTH +#define SIZE_WIDTH INT64_WIDTH +#else +#define PTRDIFF_WIDTH INT32_WIDTH +#define SIG_ATOMIC_WIDTH INT32_WIDTH +#define SIZE_WIDTH INT32_WIDTH +#endif +#define WCHAR_WIDTH INT32_WIDTH +#define WINT_WIDTH INT32_WIDTH +#endif /* __ISO_C_VISIBLE >= 2023 */ + #endif /* !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS) */ #endif /* !_MACHINE__STDINT_H_ */ |