diff options
Diffstat (limited to 'libio/libioP.h')
| -rw-r--r-- | libio/libioP.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/libio/libioP.h b/libio/libioP.h index 486c670b51..aa2b3bfa90 100644 --- a/libio/libioP.h +++ b/libio/libioP.h @@ -933,3 +933,17 @@ _IO_acquire_lock_clear_flags2_fct (_IO_FILE **p) if ((fp->_flags & _IO_USER_LOCK) == 0) _IO_funlockfile (fp); } + +#if !defined _IO_MTSAFE_IO && !defined NOT_IN_libc +# define _IO_acquire_lock(_fp) \ + do { \ + _IO_FILE *_IO_acquire_lock_file = NULL +# define _IO_acquire_lock_clear_flags2(_fp) \ + do { \ + _IO_FILE *_IO_acquire_lock_file = (_fp) +# define _IO_release_lock(_fp) \ + if (_IO_acquire_lock_file != NULL) \ + _IO_acquire_lock_file->_flags2 &= ~(_IO_FLAGS2_FORTIFY \ + | _IO_FLAGS2_SCANF_STD); \ + } while (0) +#endif |