diff options
Diffstat (limited to 'libio/fileops.c')
| -rw-r--r-- | libio/fileops.c | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/libio/fileops.c b/libio/fileops.c index 3947fa8d6c..f67eeefe6e 100644 --- a/libio/fileops.c +++ b/libio/fileops.c @@ -506,7 +506,27 @@ _IO_new_file_underflow (fp) /* Flush all line buffered files before reading. */ /* FIXME This can/should be moved to genops ?? */ if (fp->_flags & (_IO_LINE_BUF|_IO_UNBUFFERED)) - _IO_flush_all_linebuffered (); + { +#if 0 + _IO_flush_all_linebuffered (); +#else + /* We used to flush all line-buffered stream. This really isn't + required by any standard. My recollection is that + traditional Unix systems did this for stdout. stderr better + not be line buffered. So we do just that here + explicitly. --drepper */ + _IO_cleanup_region_start ((void (*) __P ((void *))) _IO_funlockfile, + _IO_stdout); + _IO_flockfile (_IO_stdout); + + if ((_IO_stdout->_flags & (_IO_LINKED | _IO_NO_WRITES | _IO_LINE_BUF)) + == (_IO_LINKED | _IO_LINE_BUF)) + _IO_OVERFLOW (_IO_stdout, EOF); + + _IO_funlockfile (_IO_stdout); + _IO_cleanup_region_end (0); +#endif + } _IO_switch_to_get_mode (fp); |