binutils-gdb/gdb/testsuite/lib/unbuffer_output.c
Joel Brobecker 61baf725ec update copyright year range in GDB files
This applies the second part of GDB's End of Year Procedure, which
updates the copyright year range in all of GDB's files.

gdb/ChangeLog:

        Update copyright year range in all GDB files.
2017-01-01 10:52:34 +04:00

40 lines
1.3 KiB
C

/* Copyright (C) 2008-2017 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
/* Force output to unbuffered mode if not connected to a terminal. */
#include <stdio.h>
#ifndef __MINGW32__
#include <unistd.h>
#endif
static int
gdb_unbuffer_output (void)
{
/* Always force this for Windows testing. To a native Windows
program running under a Cygwin shell/ssh, stdin is really a
Windows pipe, thus not a tty and its outputs ends up fully
buffered. */
#ifndef __MINGW32__
if (!isatty (fileno (stdin)))
#endif
{
setvbuf (stdout, NULL, _IONBF, BUFSIZ);
setvbuf (stderr, NULL, _IONBF, BUFSIZ);
}
}