1 /*-
2 *
3 * Copyright (C) 2024 Kyle Evans <kevans@FreeBSD.org>
4 *
5 * SPDX-License-Identifier: BSD-2-Clause
6 *
7 */
8
9 #include <dlfcn.h>
10
11 #include <atf-c.h>
12
13 ATF_TC_WITHOUT_HEAD(dlopen_basic);
ATF_TC_BODY(dlopen_basic,tc)14 ATF_TC_BODY(dlopen_basic, tc)
15 {
16 void *hdl, *sym;
17
18 hdl = dlopen("libthr.so", RTLD_NOW);
19 ATF_REQUIRE(hdl != NULL);
20
21 sym = dlsym(hdl, "pthread_create");
22 ATF_REQUIRE(sym != NULL);
23
24 dlclose(hdl);
25
26 sym = dlsym(hdl, "pthread_create");
27 ATF_REQUIRE(sym == NULL);
28 }
29
30 ATF_TC_WITHOUT_HEAD(dlopen_recursing);
ATF_TC_BODY(dlopen_recursing,tc)31 ATF_TC_BODY(dlopen_recursing, tc)
32 {
33 void *hdl;
34
35 /*
36 * If this doesn't crash, we're OK; a regression at one point caused
37 * some infinite recursion here.
38 */
39 hdl = dlopen("libthr.so", RTLD_NOW | RTLD_GLOBAL);
40 ATF_REQUIRE(hdl != NULL);
41
42 dlclose(hdl);
43 }
44
ATF_TP_ADD_TCS(tp)45 ATF_TP_ADD_TCS(tp)
46 {
47
48 ATF_TP_ADD_TC(tp, dlopen_basic);
49 ATF_TP_ADD_TC(tp, dlopen_recursing);
50
51 return atf_no_error();
52 }
53