diff options
Diffstat (limited to 'libc/stdlib/stdlib.c')
| -rw-r--r-- | libc/stdlib/stdlib.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/libc/stdlib/stdlib.c b/libc/stdlib/stdlib.c index 075e6e5d6..f5936630c 100644 --- a/libc/stdlib/stdlib.c +++ b/libc/stdlib/stdlib.c @@ -895,9 +895,13 @@ int mbtowc(wchar_t *__restrict pwc, register const char *__restrict s, size_t n) return is_stateful(ENCODING); } - if (*s == '\0') + if (*s == '\0') { /* According to the ISO C 89 standard this is the expected behaviour. */ + /* Standard not very clear here, so do like glibc. */ + if (pwc != NULL) + *pwc = L'\0'; return 0; + } if ((r = mbrtowc(pwc, s, n, &state)) == (size_t) -2) { /* TODO: Should we set an error state? */ |