1 /* 2 * Automated Testing Framework (atf) 3 * 4 * Copyright (c) 2008 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND 17 * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, 18 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 19 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY 21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 23 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 25 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 26 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 27 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30 #include <sys/types.h> 31 32 #include <assert.h> /* NO_CHECK_STYLE */ 33 #include <signal.h> 34 #include <stdio.h> 35 #include <stdlib.h> 36 #include <string.h> 37 #include <unistd.h> 38 39 static 40 int 41 h_echo(const char *msg) 42 { 43 printf("%s\n", msg); 44 return EXIT_SUCCESS; 45 } 46 47 static 48 int 49 h_exit_failure(void) 50 { 51 return EXIT_FAILURE; 52 } 53 54 static 55 int 56 h_exit_signal(void) 57 { 58 kill(getpid(), SIGKILL); 59 assert(0); /* NO_CHECK_STYLE */ 60 return EXIT_FAILURE; 61 } 62 63 static 64 int 65 h_exit_success(void) 66 { 67 return EXIT_SUCCESS; 68 } 69 70 static 71 int 72 h_stdout_stderr(const char *id) 73 { 74 fprintf(stdout, "Line 1 to stdout for %s\n", id); 75 fprintf(stdout, "Line 2 to stdout for %s\n", id); 76 fprintf(stderr, "Line 1 to stderr for %s\n", id); 77 fprintf(stderr, "Line 2 to stderr for %s\n", id); 78 79 return EXIT_SUCCESS; 80 } 81 82 static 83 void 84 check_args(const int argc, const char *const argv[], const int required) 85 { 86 if (argc < required) { 87 fprintf(stderr, "Usage: %s helper-name [args]\n", argv[0]); 88 exit(EXIT_FAILURE); 89 } 90 } 91 92 int 93 main(int argc, const char *const argv[]) 94 { 95 int exitcode; 96 97 check_args(argc, argv, 2); 98 99 if (strcmp(argv[1], "echo") == 0) { 100 check_args(argc, argv, 3); 101 exitcode = h_echo(argv[2]); 102 } else if (strcmp(argv[1], "exit-failure") == 0) 103 exitcode = h_exit_failure(); 104 else if (strcmp(argv[1], "exit-signal") == 0) 105 exitcode = h_exit_signal(); 106 else if (strcmp(argv[1], "exit-success") == 0) 107 exitcode = h_exit_success(); 108 else if (strcmp(argv[1], "stdout-stderr") == 0) { 109 check_args(argc, argv, 3); 110 exitcode = h_stdout_stderr(argv[2]); 111 } else { 112 fprintf(stderr, "%s: Unknown helper %s\n", argv[0], argv[1]); 113 exitcode = EXIT_FAILURE; 114 } 115 116 return exitcode; 117 } 118