| /* Copyright (C) 2001-2018 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| Contributed by Ulrich Drepper <drepper@redhat.com>, 2001. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 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 |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #include <netdb.h> |
| #include <pthread.h> |
| |
| #include <gai_misc.h> |
| |
| |
| int |
| gai_cancel (struct gaicb *gaicbp) |
| { |
| int result = 0; |
| int status; |
| |
| /* Request the mutex. */ |
| pthread_mutex_lock (&__gai_requests_mutex); |
| |
| /* Find the request among those queued but not yet running. */ |
| status = __gai_remove_request (gaicbp); |
| if (status == 0) |
| result = EAI_CANCELED; |
| else if (status > 0) |
| result = EAI_NOTCANCELED; |
| else |
| result = EAI_ALLDONE; |
| |
| /* Release the mutex. */ |
| pthread_mutex_unlock (&__gai_requests_mutex); |
| |
| return result; |
| } |
