diff options
Diffstat (limited to 'stdio-common/wprintf_buffer_flush.c')
| -rw-r--r-- | stdio-common/wprintf_buffer_flush.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/stdio-common/wprintf_buffer_flush.c b/stdio-common/wprintf_buffer_flush.c index 2d91095..46af0f3 100644 --- a/stdio-common/wprintf_buffer_flush.c +++ b/stdio-common/wprintf_buffer_flush.c @@ -16,6 +16,7 @@ License along with the GNU C Library; if not, see <https://www.gnu.org/licenses/>. */ +#include <errno.h> #include <printf_buffer.h> #include "printf_buffer-wchar_t.h" @@ -31,6 +32,11 @@ __wprintf_buffer_do_flush (struct __wprintf_buffer *buf) case __wprintf_buffer_mode_to_file: __wprintf_buffer_flush_to_file ((struct __wprintf_buffer_to_file *) buf); return; + case __wprintf_buffer_mode_swprintf: + buf->write_end[-1] = L'\0'; + __set_errno (E2BIG); + __wprintf_buffer_mark_failed (buf); + return; } __builtin_trap (); } |