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author | Roland McGrath <roland@gnu.org> | 1995-02-18 01:27:10 +0000 |
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committer | Roland McGrath <roland@gnu.org> | 1995-02-18 01:27:10 +0000 |
commit | 28f540f45bbacd939bfd07f213bcad2bf730b1bf (patch) | |
tree | 15f07c4c43d635959c6afee96bde71fb1b3614ee /hurd/fd-write.c | |
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initial import
Diffstat (limited to 'hurd/fd-write.c')
-rw-r--r-- | hurd/fd-write.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/hurd/fd-write.c b/hurd/fd-write.c new file mode 100644 index 0000000000..f228d5e47c --- /dev/null +++ b/hurd/fd-write.c @@ -0,0 +1,42 @@ +/* _hurd_fd_write -- write to a file descriptor; handles job control et al. +Copyright (C) 1993, 1994, 1995 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 Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <errno.h> +#include <unistd.h> +#include <hurd.h> +#include <hurd/fd.h> + +error_t +_hurd_fd_write (struct hurd_fd *fd, const void *buf, size_t *nbytes) +{ + error_t err; + mach_msg_type_number_t wrote; + + error_t writefd (io_t port) + { + return __io_write (port, buf, *nbytes, -1, &wrote); + } + + err = HURD_FD_PORT_USE (fd, _hurd_ctty_output (port, ctty, writefd)); + + if (! err) + *nbytes = wrote; + + return err; +} |