1 /* 2 * Copyright (c) 2000 Silicon Graphics, Inc. All Rights Reserved. 3 * 4 * This program is free software: you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License as published by 6 * the Free Software Foundation, either version 2 of the License, or 7 * (at your option) any later version. 8 * 9 * This program is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * 14 * You should have received a copy of the GNU General Public License 15 * along with this program. If not, see <http://www.gnu.org/licenses/>. 16 */ 17 18 /* 19 * Description: 20 * The testcase checks the basic functionality of the unlink(2). 21 * 1) unlink() can delete regular file successfully. 22 * 2) unlink() can delete fifo file successfully. 23 */ 24 25 #include <errno.h> 26 #include <sys/types.h> 27 #include <unistd.h> 28 #include <stdio.h> 29 #include "tst_test.h" 30 31 static void file_create(char *); 32 static void fifo_create(char *); 33 34 static struct test_case_t { 35 void (*setupfunc)(char *); 36 char *desc; 37 } tcases[] = { 38 {file_create, "file"}, 39 {fifo_create, "fifo"}, 40 }; 41 42 static void file_create(char *name) 43 { 44 sprintf(name, "tfile_%d", getpid()); 45 SAFE_TOUCH(name, 0777, NULL); 46 } 47 48 static void fifo_create(char *name) 49 { 50 sprintf(name, "tfifo_%d", getpid()); 51 SAFE_MKFIFO(name, 0777); 52 } 53 54 static void verify_unlink(unsigned int n) 55 { 56 char fname[255]; 57 struct test_case_t *tc = &tcases[n]; 58 59 tc->setupfunc(fname); 60 61 TEST(unlink(fname)); 62 if (TST_RET == -1) { 63 tst_res(TFAIL | TTERRNO, "unlink(%s) failed", tc->desc); 64 return; 65 } 66 67 if (!access(fname, F_OK)) { 68 tst_res(TFAIL, "unlink(%s) succeeded, but %s still existed", 69 tc->desc, tc->desc); 70 return; 71 } 72 73 tst_res(TPASS, "unlink(%s) succeeded", tc->desc); 74 } 75 76 static struct tst_test test = { 77 .needs_tmpdir = 1, 78 .tcnt = ARRAY_SIZE(tcases), 79 .test = verify_unlink, 80 }; 81