6 size_t wcrtomb(char *restrict s
, wchar_t wc
, mbstate_t *restrict st
)
9 if ((unsigned)wc
< 0x80) {
12 } else if (MB_CUR_MAX
== 1) {
13 if (!IS_CODEUNIT(wc
)) {
19 } else if ((unsigned)wc
< 0x800) {
20 *s
++ = 0xc0 | (wc
>>6);
21 *s
= 0x80 | (wc
&0x3f);
23 } else if ((unsigned)wc
< 0xd800 || (unsigned)wc
-0xe000 < 0x2000) {
24 *s
++ = 0xe0 | (wc
>>12);
25 *s
++ = 0x80 | ((wc
>>6)&0x3f);
26 *s
= 0x80 | (wc
&0x3f);
28 } else if ((unsigned)wc
-0x10000 < 0x100000) {
29 *s
++ = 0xf0 | (wc
>>18);
30 *s
++ = 0x80 | ((wc
>>12)&0x3f);
31 *s
++ = 0x80 | ((wc
>>6)&0x3f);
32 *s
= 0x80 | (wc
&0x3f);