| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * Copyright (c) 2000-2001,2005 Silicon Graphics, Inc. |
| * All Rights Reserved. |
| */ |
| |
| #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); |
| } |