diff options
Diffstat (limited to 'REORG.TODO/sysdeps/unix/bsd/tcflush.c')
-rw-r--r-- | REORG.TODO/sysdeps/unix/bsd/tcflush.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/unix/bsd/tcflush.c b/REORG.TODO/sysdeps/unix/bsd/tcflush.c new file mode 100644 index 0000000000..4d1e933b56 --- /dev/null +++ b/REORG.TODO/sysdeps/unix/bsd/tcflush.c @@ -0,0 +1,48 @@ +/* Copyright (C) 1991-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <stddef.h> +#include <termios.h> +#include <unistd.h> +#include "bsdtty.h" +#include <sys/file.h> + +/* Flush pending data on FD. */ +int +tcflush (int fd, int queue_selector) +{ + int arg; + + switch (queue_selector) + { + case TCIFLUSH: + arg = FREAD; + break; + case TCOFLUSH: + arg = FWRITE; + break; + case TCIOFLUSH: + arg = FREAD | FWRITE; + break; + default: + __set_errno (EINVAL); + return -1; + } + + return __ioctl (fd, TIOCFLUSH, (void *) &arg); +} |