diff options
Diffstat (limited to 'src/stdio/vswprintf.c')
| -rw-r--r-- | src/stdio/vswprintf.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/stdio/vswprintf.c b/src/stdio/vswprintf.c index 2d9f2002..8e8f80ce 100644 --- a/src/stdio/vswprintf.c +++ b/src/stdio/vswprintf.c @@ -10,6 +10,8 @@ static size_t sw_write(FILE *f, const unsigned char *s, size_t l) size_t l0 = l; int i = 0; struct cookie *c = f->cookie; + if (s!=f->wbase && sw_write(f, f->wbase, f->wpos-f->wbase)==-1) + return -1; while (c->l && l && (i=mbtowc(c->ws, (void *)s, l))>=0) { s+=i; l-=i; @@ -41,6 +43,6 @@ int vswprintf(wchar_t *s, size_t n, const wchar_t *fmt, va_list ap) return -1; } r = vfwprintf(&f, fmt, ap); - __oflow(&f); + sw_write(&f, 0, 0); return r>=n ? -1 : r; } |