/* * Execute the specified command with a blocked default signal handler. * * Copyright (c) 2017-2021 Dmitry V. Levin * All rights reserved. * * SPDX-License-Identifier: GPL-2.0-or-later */ #include "tests.h" #include #include #include int main(int ac, char **av) { if (ac < 3) error_msg_and_fail("usage: block_reset_run signo path..."); sigset_t mask; sigemptyset(&mask); const int signo = atoi(av[1]); if (sigaddset(&mask, signo)) perror_msg_and_fail("sigaddset: %s", av[1]); if (sigprocmask(SIG_BLOCK, &mask, NULL)) perror_msg_and_fail("sigprocmask"); if (signal(signo, SIG_DFL) == SIG_ERR) perror_msg_and_fail("signal: %s", av[1]); execvp(av[2], av + 2); perror_msg_and_fail("execvp: %s", av[2]); }