1 /*
2  * Copyright (c) Wipro Technologies Ltd, 2005.  All Rights Reserved.
3  *  Author: Prashant P Yendigeri <prashant.yendigeri@wipro.com>
4  *
5  * This program is free software; you can redistribute it and/or modify it
6  * under the terms of version 2 of the GNU General Public License as
7  * published by the Free Software Foundation.
8  *
9  * This program is distributed in the hope that it would be useful, but
10  * WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
12  *
13  * You should have received a copy of the GNU General Public License along
14  * with this program; if not, write the Free Software Foundation, Inc.,
15  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
16  */
17 
18 #include <features.h>
19 
20 #include <stdio.h>
21 #include <unistd.h>
22 #include <errno.h>
23 #include <ucontext.h>
24 
25 #include "test.h"
26 
27 char *TCID = "getcontext01";
28 
29 #if !defined(__UCLIBC__)
30 
31 static void setup(void);
32 static void cleanup(void);
33 
34 int TST_TOTAL = 1;
35 
36 static void test_getcontext(void)
37 {
38 	ucontext_t ptr;
39 
40 	TEST(getcontext(&ptr));
41 
42 	if (TEST_RETURN == -1) {
43 		if (errno == ENOSYS)
44 			tst_resm(TCONF, "getcontext not implemented in libc");
45 		else
46 			tst_resm(TFAIL | TTERRNO, "getcontext failed");
47 	} else if (TEST_RETURN == 0) {
48 		tst_resm(TPASS, "getcontext passed");
49 	} else {
50 		tst_resm(TFAIL, "Unexpected return value %li", TEST_RETURN);
51 	}
52 }
53 
54 int main(int ac, char **av)
55 {
56 	int lc;
57 
58 	tst_parse_opts(ac, av, NULL, NULL);
59 
60 	setup();
61 
62 	for (lc = 0; TEST_LOOPING(lc); lc++) {
63 
64 		tst_count = 0;
65 
66 		test_getcontext();
67 	}
68 
69 	cleanup();
70 	tst_exit();
71 }
72 
73 static void setup(void)
74 {
75 	tst_sig(NOFORK, DEF_HANDLER, cleanup);
76 
77 	TEST_PAUSE;
78 }
79 
80 static void cleanup(void)
81 {
82 }
83 
84 #else /* systems that dont support obsolete getcontext */
85 int main(void)
86 {
87 	tst_brkm(TCONF, NULL, "system doesn't have getcontext support");
88 }
89 #endif
90