diff options
author | Ulrich Drepper <drepper@redhat.com> | 1997-03-20 03:10:16 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 1997-03-20 03:10:16 +0000 |
commit | 4bf5771c2352bfd187300b9c3679b11c7918c67b (patch) | |
tree | 8b04af2e6209a703faa9a306e8e79122d9b2a3fa /mach | |
parent | 66284f47aca523e4acea0a90793a26e150f50173 (diff) | |
download | glibc-4bf5771c2352bfd187300b9c3679b11c7918c67b.tar.gz glibc-4bf5771c2352bfd187300b9c3679b11c7918c67b.tar.xz glibc-4bf5771c2352bfd187300b9c3679b11c7918c67b.zip |
(output/write_some): Don't try and write more than IO_INBAND_MAX in a
single call to device_write_inband.
Diffstat (limited to 'mach')
-rw-r--r-- | mach/devstream.c | 37 |
1 files changed, 21 insertions, 16 deletions
diff --git a/mach/devstream.c b/mach/devstream.c index c35e548dd2..b54dcff60d 100644 --- a/mach/devstream.c +++ b/mach/devstream.c @@ -1,23 +1,22 @@ /* stdio on a Mach device port. Translates \n to \r\n on output, echos and translates \r to \n on input. + Copyright (C) 1992, 1993, 1994, 1996, 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. -Copyright (C) 1992, 1993, 1994, 1996 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 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. -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. */ + 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., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ #include <stdio.h> #include <mach.h> @@ -148,10 +147,16 @@ output (FILE *f, int c) { kern_return_t err; int wrote; + int thiswrite; + while (to_write > 0) { + thiswrite = to_write; + if (thiswrite > IO_INBAND_MAX) + thiswrite = IO_INBAND_MAX; + if (err = device_write_inband ((device_t) f->__cookie, 0, - f->__target, p, to_write, &wrote)) + f->__target, p, thiswrite, &wrote)) { errno = err; f->__error = 1; |