| /* Copyright (C) 2008-2021 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 void |
| 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); |
| } |
| } |