diff options
Diffstat (limited to 'libio/iofflush.c')
| -rw-r--r-- | libio/iofflush.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/libio/iofflush.c b/libio/iofflush.c index 1f549505c5..6fe2d5262d 100644 --- a/libio/iofflush.c +++ b/libio/iofflush.c @@ -32,9 +32,17 @@ _IO_fflush (fp) return _IO_flush_all (); else { + int result; + _IO_flockfile (fp); CHECK_FILE (fp, EOF); - return _IO_SYNC (fp) ? EOF : 0; + result = _IO_SYNC (fp) ? EOF : 0; + _IO_funlockfile (fp); + return result; } } weak_alias (_IO_fflush, fflush) + +#ifdef _IO_MTSAFE_IO +weak_alias (_IO_fflush, fflush_locked) +#endif |