freopen_test.c revision 299021
1/*- 2 * Copyright (c) 2014 Jilles Tjoelker 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27#include <sys/cdefs.h> 28__FBSDID("$FreeBSD: stable/10/lib/libc/tests/stdio/freopen_test.c 299021 2016-05-04 00:30:36Z ngie $"); 29 30#include <errno.h> 31#include <paths.h> 32#include <stdbool.h> 33#include <stdio.h> 34#include <string.h> 35 36#include <atf-c.h> 37 38static void 39runtest(const char *fname1, const char *mode1, const char *fname2, 40 const char *mode2, bool success) 41{ 42 FILE *fp1, *fp2; 43 const char *fname2_print; 44 45 fname2_print = fname2 != NULL ? fname2 : "<NULL>"; 46 fp1 = fopen(fname1, mode1); 47 ATF_REQUIRE_MSG(fp1 != NULL, 48 "fopen(\"%s\", \"%s\") failed; errno=%d", fname1, mode1, errno); 49 fp2 = freopen(fname2, mode2, fp1); 50 if (fp2 == NULL) { 51 ATF_REQUIRE_MSG(success == false, 52 "freopen(\"%s\", \"%s\", fopen(\"%s\", \"%s\")) succeeded " 53 "unexpectedly", fname2_print, mode2, fname1, mode1); 54 return; 55 } 56 ATF_REQUIRE_MSG(success == true, 57 "freopen(\"%s\", \"%s\", fopen(\"%s\", \"%s\")) failed: %d", 58 fname2_print, mode2, fname1, mode1, errno); 59 fclose(fp2); 60} 61 62ATF_TC_WITHOUT_HEAD(null__r__r__test); 63ATF_TC_BODY(null__r__r__test, tc) 64{ 65 66 runtest(_PATH_DEVNULL, "r", NULL, "r", true); 67} 68 69ATF_TC_WITHOUT_HEAD(null__w__r__test); 70ATF_TC_BODY(null__w__r__test, tc) 71{ 72 73 runtest(_PATH_DEVNULL, "w", NULL, "r", false); 74} 75 76ATF_TC_WITHOUT_HEAD(null__r_append__r__test); 77ATF_TC_BODY(null__r_append__r__test, tc) 78{ 79 80 runtest(_PATH_DEVNULL, "r+", NULL, "r", true); 81} 82 83ATF_TC_WITHOUT_HEAD(null__r__w__test); 84ATF_TC_BODY(null__r__w__test, tc) 85{ 86 87 runtest(_PATH_DEVNULL, "r", NULL, "w", false); 88} 89 90ATF_TC_WITHOUT_HEAD(null__w__w__test); 91ATF_TC_BODY(null__w__w__test, tc) 92{ 93 94 runtest(_PATH_DEVNULL, "w", NULL, "w", true); 95} 96 97ATF_TC_WITHOUT_HEAD(null__r_append__w__test); 98ATF_TC_BODY(null__r_append__w__test, tc) 99{ 100 101 runtest(_PATH_DEVNULL, "r+", NULL, "w", true); 102} 103 104ATF_TC_WITHOUT_HEAD(null__r__a__test); 105ATF_TC_BODY(null__r__a__test, tc) 106{ 107 108 runtest(_PATH_DEVNULL, "r", NULL, "a", false); 109} 110 111ATF_TC_WITHOUT_HEAD(null__w__a__test); 112ATF_TC_BODY(null__w__a__test, tc) 113{ 114 115 runtest(_PATH_DEVNULL, "w", NULL, "a", true); 116} 117 118ATF_TC_WITHOUT_HEAD(null__r_append__a__test); 119ATF_TC_BODY(null__r_append__a__test, tc) 120{ 121 122 runtest(_PATH_DEVNULL, "r+", NULL, "a", true); 123} 124 125ATF_TC_WITHOUT_HEAD(null__r__r_append__test); 126ATF_TC_BODY(null__r__r_append__test, tc) 127{ 128 129 runtest(_PATH_DEVNULL, "r", NULL, "r+", false); 130} 131 132ATF_TC_WITHOUT_HEAD(null__w__r_append__test); 133ATF_TC_BODY(null__w__r_append__test, tc) 134{ 135 136 runtest(_PATH_DEVNULL, "w", NULL, "r+", false); 137} 138 139ATF_TC_WITHOUT_HEAD(null__r_append__r_append__test); 140ATF_TC_BODY(null__r_append__r_append__test, tc) 141{ 142 143 runtest(_PATH_DEVNULL, "r+", NULL, "r+", true); 144} 145 146ATF_TC_WITHOUT_HEAD(null__r__w_append__test); 147ATF_TC_BODY(null__r__w_append__test, tc) 148{ 149 150 runtest(_PATH_DEVNULL, "r", NULL, "w+", false); 151} 152 153ATF_TC_WITHOUT_HEAD(null__w__w_append__test); 154ATF_TC_BODY(null__w__w_append__test, tc) 155{ 156 157 runtest(_PATH_DEVNULL, "w", NULL, "w+", false); 158} 159 160ATF_TC_WITHOUT_HEAD(null__r_append__w_append__test); 161ATF_TC_BODY(null__r_append__w_append__test, tc) 162{ 163 164 runtest(_PATH_DEVNULL, "r+", NULL, "w+", true); 165} 166 167ATF_TC_WITHOUT_HEAD(sh__r__r__test); 168ATF_TC_BODY(sh__r__r__test, tc) 169{ 170 171 runtest("/bin/sh", "r", NULL, "r", true); 172} 173 174ATF_TC_WITHOUT_HEAD(sh__sh__r__r__test); 175ATF_TC_BODY(sh__sh__r__r__test, tc) 176{ 177 178 runtest("/bin/sh", "r", "/bin/sh", "r", true); 179} 180 181ATF_TC_WITHOUT_HEAD(sh__null__r__r__test); 182ATF_TC_BODY(sh__null__r__r__test, tc) 183{ 184 185 runtest("/bin/sh", "r", _PATH_DEVNULL, "r", true); 186} 187 188ATF_TC_WITHOUT_HEAD(sh__null__r__w__test); 189ATF_TC_BODY(sh__null__r__w__test, tc) 190{ 191 192 runtest("/bin/sh", "r", _PATH_DEVNULL, "w", true); 193} 194 195ATF_TP_ADD_TCS(tp) 196{ 197 198 ATF_TP_ADD_TC(tp, null__r__r__test); 199 ATF_TP_ADD_TC(tp, null__w__r__test); 200 ATF_TP_ADD_TC(tp, null__r_append__r__test); 201 ATF_TP_ADD_TC(tp, null__r__w__test); 202 ATF_TP_ADD_TC(tp, null__w__w__test); 203 ATF_TP_ADD_TC(tp, null__r_append__w__test); 204 ATF_TP_ADD_TC(tp, null__r__a__test); 205 ATF_TP_ADD_TC(tp, null__w__a__test); 206 ATF_TP_ADD_TC(tp, null__r_append__a__test); 207 ATF_TP_ADD_TC(tp, null__r__r_append__test); 208 ATF_TP_ADD_TC(tp, null__w__r_append__test); 209 ATF_TP_ADD_TC(tp, null__r_append__r_append__test); 210 ATF_TP_ADD_TC(tp, null__r__w_append__test); 211 ATF_TP_ADD_TC(tp, null__w__w_append__test); 212 ATF_TP_ADD_TC(tp, null__r_append__w_append__test); 213 ATF_TP_ADD_TC(tp, sh__r__r__test); 214 ATF_TP_ADD_TC(tp, sh__sh__r__r__test); 215 ATF_TP_ADD_TC(tp, sh__null__r__r__test); 216 ATF_TP_ADD_TC(tp, sh__null__r__w__test); 217 218 return (atf_no_error()); 219} 220 221/* 222 vim:ts=8:cin:sw=8 223 */ 224