|  | /* Target wait definitions and prototypes. | 
|  |  | 
|  | Copyright (C) 1990-2022 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/>.  */ | 
|  |  | 
|  | #ifndef TARGET_WAIT_H | 
|  | #define TARGET_WAIT_H | 
|  |  | 
|  | #include "gdbsupport/enum-flags.h" | 
|  |  | 
|  | /* Options that can be passed to target_wait.  */ | 
|  |  | 
|  | enum target_wait_flag : unsigned | 
|  | { | 
|  | /* Return immediately if there's no event already queued.  If this | 
|  | options is not requested, target_wait blocks waiting for an | 
|  | event.  */ | 
|  | TARGET_WNOHANG = 1, | 
|  | }; | 
|  |  | 
|  | DEF_ENUM_FLAGS_TYPE (enum target_wait_flag, target_wait_flags); | 
|  |  | 
|  | #endif /* TARGET_WAIT_H */ |