xref: /aosp_15_r20/external/ltp/testcases/kernel/syscalls/symlink/symlink02.c (revision 49cdfc7efb34551c7342be41a7384b9c40d7cab7)
1*49cdfc7eSAndroid Build Coastguard Worker // SPDX-License-Identifier: GPL-2.0-only
2*49cdfc7eSAndroid Build Coastguard Worker /*
3*49cdfc7eSAndroid Build Coastguard Worker  * Copyright (c) 2000 Silicon Graphics, Inc.  All Rights Reserved.
4*49cdfc7eSAndroid Build Coastguard Worker  * Copyright (c) Linux Test Project, 2001-2023
5*49cdfc7eSAndroid Build Coastguard Worker  * Author: William Roske
6*49cdfc7eSAndroid Build Coastguard Worker  */
7*49cdfc7eSAndroid Build Coastguard Worker 
8*49cdfc7eSAndroid Build Coastguard Worker /*\
9*49cdfc7eSAndroid Build Coastguard Worker  * [Description]
10*49cdfc7eSAndroid Build Coastguard Worker  *
11*49cdfc7eSAndroid Build Coastguard Worker  * Check the basic functionality of the symlink() system call.
12*49cdfc7eSAndroid Build Coastguard Worker  */
13*49cdfc7eSAndroid Build Coastguard Worker 
14*49cdfc7eSAndroid Build Coastguard Worker #include "tst_test.h"
15*49cdfc7eSAndroid Build Coastguard Worker 
16*49cdfc7eSAndroid Build Coastguard Worker static char *fname, *symlnk;
17*49cdfc7eSAndroid Build Coastguard Worker 
verify_symlink(void)18*49cdfc7eSAndroid Build Coastguard Worker static void verify_symlink(void)
19*49cdfc7eSAndroid Build Coastguard Worker {
20*49cdfc7eSAndroid Build Coastguard Worker 	TST_EXP_POSITIVE(symlink(fname, symlnk), "symlink(%s, %s)",
21*49cdfc7eSAndroid Build Coastguard Worker 			 fname, symlnk);
22*49cdfc7eSAndroid Build Coastguard Worker 
23*49cdfc7eSAndroid Build Coastguard Worker 	if (TST_RET == -1)
24*49cdfc7eSAndroid Build Coastguard Worker 		tst_res(TFAIL, "symlink(%s, %s) Failed", fname, symlnk);
25*49cdfc7eSAndroid Build Coastguard Worker 	else
26*49cdfc7eSAndroid Build Coastguard Worker 		SAFE_UNLINK(symlnk);
27*49cdfc7eSAndroid Build Coastguard Worker }
28*49cdfc7eSAndroid Build Coastguard Worker 
setup(void)29*49cdfc7eSAndroid Build Coastguard Worker static void setup(void)
30*49cdfc7eSAndroid Build Coastguard Worker {
31*49cdfc7eSAndroid Build Coastguard Worker 	fname = tst_aprintf("tfile_%d", getpid());
32*49cdfc7eSAndroid Build Coastguard Worker 
33*49cdfc7eSAndroid Build Coastguard Worker 	symlnk = tst_aprintf("st_%d", getpid());
34*49cdfc7eSAndroid Build Coastguard Worker }
35*49cdfc7eSAndroid Build Coastguard Worker 
36*49cdfc7eSAndroid Build Coastguard Worker static struct tst_test test = {
37*49cdfc7eSAndroid Build Coastguard Worker 	.needs_tmpdir = 1,
38*49cdfc7eSAndroid Build Coastguard Worker 	.setup = setup,
39*49cdfc7eSAndroid Build Coastguard Worker 	.test_all = verify_symlink,
40*49cdfc7eSAndroid Build Coastguard Worker };
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