mirror of
https://github.com/jart/cosmopolitan.git
synced 2025-01-31 11:37:35 +00:00
bb815eafaf
We now have implement all of Musl's localization code, the same way that Musl implements localization. You may need setlocale(LC_ALL, "C.UTF-8"), just in case anything stops working as expected.
26 lines
900 B
C
26 lines
900 B
C
#ifndef COSMOPOLITAN_THIRD_PARTY_MUSL_MULTIBYTE_H_
|
|
#define COSMOPOLITAN_THIRD_PARTY_MUSL_MULTIBYTE_H_
|
|
|
|
#define bittab __fsmu8
|
|
|
|
extern const uint32_t bittab[];
|
|
|
|
/* Upper 6 state bits are a negative integer offset to bound-check next byte */
|
|
/* equivalent to: ( (b-0x80) | (b+offset) ) & ~0x3f */
|
|
#define OOB(c,b) (((((b)>>3)-0x10)|(((b)>>3)+((int32_t)(c)>>26))) & ~7)
|
|
|
|
/* Interval [a,b). Either a must be 80 or b must be c0, lower 3 bits clear. */
|
|
#define R(a,b) ((uint32_t)((a==0x80 ? 0x40u-b : 0u-a) << 23))
|
|
#define FAILSTATE R(0x80,0x80)
|
|
|
|
#define SA 0xc2u
|
|
#define SB 0xf4u
|
|
|
|
/* Arbitrary encoding for representing code units instead of characters. */
|
|
#define CODEUNIT(c) (0xdfff & (signed char)(c))
|
|
#define IS_CODEUNIT(c) ((unsigned)(c)-0xdf80 < 0x80)
|
|
|
|
/* Get inline definition of MB_CUR_MAX. */
|
|
#include "libc/str/locale.internal.h"
|
|
|
|
#endif /* COSMOPOLITAN_THIRD_PARTY_MUSL_MULTIBYTE_H_ */
|