1 /* 2 * This file and its contents are supplied under the terms of the 3 * Common Development and Distribution License ("CDDL"), version 1.0. 4 * You may only use this file in accordance with the terms of version 5 * 1.0 of the CDDL. 6 * 7 * A full copy of the text of the CDDL should have accompanied this 8 * source. A copy of the CDDL is also available via the Internet at 9 * http://www.illumos.org/license/CDDL. 10 */ 11 12 /* 13 * Copyright 2016 Joyent, Inc. 14 */ 15 16 /* 17 * open(2) should return EISDIR when asking for write access on a dir. 18 * This test should return the same results in both GZ and NGZ contexts. 19 */ 20 #include <stdio.h> 21 #include <strings.h> 22 #include <errno.h> 23 #include <fcntl.h> 24 #include <sys/types.h> 25 #include <sys/stat.h> 26 #include <sys/debug.h> 27 #include <sys/statvfs.h> 28 29 #define SD_TEST_DIR "/dev/zvol" 30 31 int 32 main(int argc, char *argv[]) 33 { 34 struct stat st; 35 struct statvfs vfs; 36 int ret; 37 38 if (stat(SD_TEST_DIR, &st) != 0) { 39 fprintf(stderr, "test failed: failed to stat %s\n", 40 SD_TEST_DIR); 41 return (1); 42 } 43 44 if ((st.st_mode & S_IFMT) != S_IFDIR) { 45 fprintf(stderr, "test failed: %s is not a dir\n", SD_TEST_DIR); 46 return (1); 47 } 48 49 if (statvfs(SD_TEST_DIR, &vfs) != 0) { 50 fprintf(stderr, "test failed: failed to stat vfs for %s: %s\n", 51 SD_TEST_DIR, strerror(errno)); 52 return (1); 53 } 54 55 if (strncmp("dev", vfs.f_basetype, FSTYPSZ) != 0) { 56 fprintf(stderr, "test failed: asked to run on non-dev\n"); 57 return (1); 58 } 59 60 ret = open(SD_TEST_DIR, O_RDWR, 0); 61 VERIFY3S(ret, ==, -1); 62 VERIFY3S(errno, ==, EISDIR); 63 64 /* 65 * It's important to test both O_RDWR and O_RDWR | O_CREAT 66 * because of the different code paths taken in sdev. 67 */ 68 ret = open(SD_TEST_DIR, O_RDWR | O_CREAT, 0); 69 VERIFY3S(ret, ==, -1); 70 VERIFY3S(errno, ==, EISDIR); 71 72 return (0); 73 } 74