1 /* $NetBSD: t_ttyname.c,v 1.2 2011/04/08 15:25:00 jruoho Exp $ */ 2 3 /*- 4 * Copyright (c) 2011 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jukka Ruohonen. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 #include <sys/cdefs.h> 32 __RCSID("$NetBSD: t_ttyname.c,v 1.2 2011/04/08 15:25:00 jruoho Exp $"); 33 34 #include <atf-c.h> 35 #include <errno.h> 36 #include <fcntl.h> 37 #include <unistd.h> 38 39 ATF_TC(ttyname_err); 40 ATF_TC_HEAD(ttyname_err, tc) 41 { 42 atf_tc_set_md_var(tc, "descr", "Test errors in ttyname(3)"); 43 } 44 45 ATF_TC_BODY(ttyname_err, tc) 46 { 47 char buf[0]; 48 int fd, rv; 49 50 fd = open("XXX", O_RDONLY); 51 52 if (fd < 0) { 53 54 errno = 0; 55 56 ATF_REQUIRE(isatty(fd) != -1); 57 ATF_REQUIRE(errno == EBADF); 58 59 errno = 0; 60 61 ATF_REQUIRE(ttyname(fd) == NULL); 62 ATF_REQUIRE(errno == EBADF); 63 } 64 65 fd = open("/etc/passwd", O_RDONLY); 66 67 if (fd >= 0) { 68 69 errno = 0; 70 71 ATF_REQUIRE(isatty(fd) != -1); 72 ATF_REQUIRE(errno == ENOTTY); 73 74 errno = 0; 75 76 ATF_REQUIRE(ttyname(fd) == NULL); 77 ATF_REQUIRE(errno == ENOTTY); 78 } 79 80 if (isatty(STDIN_FILENO) != 0) { 81 82 rv = ttyname_r(STDIN_FILENO, buf, sizeof(buf)); 83 ATF_REQUIRE(rv == ERANGE); 84 } 85 } 86 87 ATF_TC(ttyname_stdin); 88 ATF_TC_HEAD(ttyname_stdin, tc) 89 { 90 atf_tc_set_md_var(tc, "descr", "Test ttyname(3) with stdin(3)"); 91 } 92 93 ATF_TC_BODY(ttyname_stdin, tc) 94 { 95 96 if (isatty(STDIN_FILENO) != 0) 97 ATF_REQUIRE(ttyname(STDIN_FILENO) != NULL); 98 99 (void)close(STDIN_FILENO); 100 101 ATF_REQUIRE(isatty(STDIN_FILENO) != 1); 102 ATF_REQUIRE(ttyname(STDIN_FILENO) == NULL); 103 } 104 105 ATF_TP_ADD_TCS(tp) 106 { 107 108 ATF_TP_ADD_TC(tp, ttyname_err); 109 ATF_TP_ADD_TC(tp, ttyname_stdin); 110 111 return atf_no_error(); 112 } 113