diff options
Diffstat (limited to 'usr.sbin/bsdinstall/runconsoles/common.c')
| -rw-r--r-- | usr.sbin/bsdinstall/runconsoles/common.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/usr.sbin/bsdinstall/runconsoles/common.c b/usr.sbin/bsdinstall/runconsoles/common.c new file mode 100644 index 000000000000..843cee70ba82 --- /dev/null +++ b/usr.sbin/bsdinstall/runconsoles/common.c @@ -0,0 +1,56 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause + * + * Copyright (c) 2022 Jessica Clarke <jrtc27@FreeBSD.org> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <sys/param.h> +#include <sys/resource.h> + +#include <err.h> +#include <errno.h> +#include <signal.h> +#include <sysexits.h> +#include <unistd.h> + +#include "common.h" + +void +reproduce_signal_death(int sig) +{ + struct rlimit rl; + + if (signal(sig, SIG_DFL) == SIG_ERR) + err(EX_OSERR, + "cannot set action to reproduce signal %d", + sig); + rl.rlim_cur = 0; + rl.rlim_max = 0; + if (setrlimit(RLIMIT_CORE, &rl) == -1) + err(EX_OSERR, + "cannot disable core dumps to reproduce signal %d", + sig); + kill(getpid(), sig); +} + |