diff options
Diffstat (limited to 'lib/clippy.c')
| -rw-r--r-- | lib/clippy.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/clippy.c b/lib/clippy.c index bcec6c2cca..44dcc02eb8 100644 --- a/lib/clippy.c +++ b/lib/clippy.c @@ -31,9 +31,11 @@ #define pychar wchar_t static wchar_t *wconv(const char *s) { - size_t outlen = mbstowcs(NULL, s, 0); + size_t outlen = s ? mbstowcs(NULL, s, 0) : 0; wchar_t *out = malloc((outlen + 1) * sizeof(wchar_t)); - mbstowcs(out, s, outlen + 1); + + if (outlen > 0) + mbstowcs(out, s, outlen); out[outlen] = 0; return out; } |