From a12aa2918535fd370419bd24b50a33974091c5a7 Mon Sep 17 00:00:00 2001 From: Rich Felker Date: Tue, 17 Apr 2012 23:08:58 -0400 Subject: fix failure to distinguish input/match failure in wide %[ scanf this also includes a related fix for vswscanf's read function, which was returning a spurious (uninitialized) character for empty strings. --- src/stdio/vswscanf.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'src/stdio/vswscanf.c') diff --git a/src/stdio/vswscanf.c b/src/stdio/vswscanf.c index 4396d7df..4c39f806 100644 --- a/src/stdio/vswscanf.c +++ b/src/stdio/vswscanf.c @@ -17,7 +17,7 @@ static size_t wstring_read(FILE *f, unsigned char *buf, size_t len) f->rend = f->buf + k; f->cookie = (void *)src; - if (!len) return 0; + if (!len || !k) return 0; *buf = *f->rpos++; return 1; -- cgit v1.2.1