1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2022 NetApp, Inc. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28 #include <sys/types.h> 29 #include <sys/boottrace.h> 30 #include <sys/sysctl.h> 31 #include <sys/wait.h> 32 33 #include <err.h> 34 #include <errno.h> 35 #include <stdio.h> 36 #include <stdlib.h> 37 #include <string.h> 38 #include <unistd.h> 39 40 static void 41 usage(void) 42 { 43 fprintf(stderr, "usage: boottrace utility [argument ...]\n"); 44 exit(1); 45 } 46 47 int 48 main(int argc, char **argv) 49 { 50 pid_t pid; 51 int status; 52 53 if (argc < 2) 54 usage(); 55 argv++; 56 57 BOOTTRACE("%s start", *argv); 58 pid = fork(); 59 if (pid == -1) { 60 exit(1); 61 } else if (pid == 0) { 62 execvp(*argv, argv); 63 err(errno == ENOENT ? 127 : 126, "execvp %s", *argv); 64 } 65 waitpid(pid, &status, 0); 66 if (!WIFEXITED(status)) 67 warnx("command terminated abnormally"); 68 BOOTTRACE("%s done", *argv); 69 70 return (WIFEXITED(status) ? WEXITSTATUS(status) : EXIT_FAILURE); 71 } 72