diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/multibyte/wcsrtombs.c | 22 |
1 files changed, 15 insertions, 7 deletions
diff --git a/src/multibyte/wcsrtombs.c b/src/multibyte/wcsrtombs.c index 5cf8f3eb..30be415d 100644 --- a/src/multibyte/wcsrtombs.c +++ b/src/multibyte/wcsrtombs.c @@ -21,8 +21,13 @@ size_t wcsrtombs(char *restrict s, const wchar_t **restrict ws, size_t n, mbstat } return n; } - while (n>=4 && **ws) { - if (**ws >= 0x80u) { + while (n>=4) { + if (**ws-1u >= 0x7fu) { + if (!**ws) { + *s = 0; + *ws = 0; + return N-n; + } l = wcrtomb(s, **ws, 0); if (!(l+1)) return -1; s += l; @@ -33,8 +38,13 @@ size_t wcsrtombs(char *restrict s, const wchar_t **restrict ws, size_t n, mbstat } (*ws)++; } - while (n && **ws) { - if (**ws >= 0x80u) { + while (n) { + if (**ws-1u >= 0x7fu) { + if (!**ws) { + *s = 0; + *ws = 0; + return N-n; + } l = wcrtomb(buf, **ws, 0); if (!(l+1)) return -1; if (l>n) return N-n; @@ -47,7 +57,5 @@ size_t wcsrtombs(char *restrict s, const wchar_t **restrict ws, size_t n, mbstat } (*ws)++; } - if (n) *s = 0; - *ws = 0; - return N-n; + return N; } |