| /* |
| * Copyright (c) 2000-2001,2005 Silicon Graphics, Inc. |
| * All Rights Reserved. |
| * |
| * 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. |
| * |
| * This program is distributed in the hope that it would 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, write the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #include "libxfs.h" |
| #include <signal.h> |
| #include "sig.h" |
| |
| static int gotintr; |
| static sigset_t intrset; |
| |
| static void |
| interrupt(int sig, siginfo_t *info, void *uc) |
| { |
| gotintr = 1; |
| } |
| |
| void |
| blockint(void) |
| { |
| sigprocmask(SIG_BLOCK, &intrset, NULL); |
| } |
| |
| void |
| clearint(void) |
| { |
| gotintr = 0; |
| } |
| |
| void |
| init_sig(void) |
| { |
| struct sigaction sa; |
| |
| memset(&sa, 0, sizeof(sa)); |
| sa.sa_sigaction = interrupt; |
| sigaction(SIGINT, &sa, NULL); |
| sigemptyset(&intrset); |
| sigaddset(&intrset, SIGINT); |
| } |
| |
| int |
| seenint(void) |
| { |
| return gotintr; |
| } |
| |
| void |
| unblockint(void) |
| { |
| sigprocmask(SIG_UNBLOCK, &intrset, NULL); |
| } |