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| author |   Ondřej Bílka <neleai@seznam.cz> | 2015-04-03 15:46:29 +0200 |
|---|---|---|
| committer | Ondřej Bílka <neleai@seznam.cz> | 2015-04-03 15:47:12 +0200 |
| commit | 9781a370023952383028e07399fd196a889bb2be (patch) | |
| tree | d2bdc44694972edf0396a73342f5738898d4c066 /wcsmbs/mbrtowc.c | |
| parent | Define libc_max_align_t for internal use (diff) | |
| download | glibc-9781a370023952383028e07399fd196a889bb2be.tar.gz glibc-9781a370023952383028e07399fd196a889bb2be.tar.bz2 glibc-9781a370023952383028e07399fd196a889bb2be.zip | |
Handle mblen return code when n is zero.
Diffstat (limited to 'wcsmbs/mbrtowc.c')
| -rw-r--r-- | wcsmbs/mbrtowc.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/wcsmbs/mbrtowc.c b/wcsmbs/mbrtowc.c index 49ca9c27f9..dbfe9403a6 100644 --- a/wcsmbs/mbrtowc.c +++ b/wcsmbs/mbrtowc.c @@ -59,6 +59,9 @@ __mbrtowc (wchar_t *pwc, const char *s, size_t n, mbstate_t *ps) n = 1; } + if (n == 0) + return (size_t) -2; + /* Tell where we want the result. */ data.__outbuf = outbuf; data.__outbufend = outbuf + sizeof (wchar_t); |