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fc093be1 UD |
1 | #include <dlfcn.h> |
2 | #include <stdio.h> | |
3 | #include <stdlib.h> | |
4 | ||
5 | #include <link.h> | |
6 | #include <tls.h> | |
7 | ||
8 | ||
9 | #define TEST_FUNCTION do_test () | |
10 | static int | |
11 | do_test (void) | |
12 | { | |
fc093be1 UD |
13 | static const char modname[] = "tst-tlsmod3.so"; |
14 | int result = 0; | |
15 | int (*fp) (void); | |
16 | void *h; | |
17 | int i; | |
18 | int modid = -1; | |
19 | ||
20 | for (i = 0; i < 10; ++i) | |
21 | { | |
22 | h = dlopen (modname, RTLD_LAZY); | |
23 | if (h == NULL) | |
24 | { | |
25 | printf ("cannot open '%s': %s\n", modname, dlerror ()); | |
26 | exit (1); | |
27 | } | |
28 | ||
29 | /* Dirty test code here: we peek into a private data structure. | |
30 | We make sure that the module gets assigned the same ID every | |
31 | time. The value of the first round is used. */ | |
32 | if (modid == -1) | |
33 | modid = ((struct link_map *) h)->l_tls_modid; | |
9cfd8172 | 34 | else if (((struct link_map *) h)->l_tls_modid != (size_t) modid) |
fc093be1 | 35 | { |
9cfd8172 | 36 | printf ("round %d: modid now %zu, initially %d\n", |
fc093be1 UD |
37 | i, ((struct link_map *) h)->l_tls_modid, modid); |
38 | result = 1; | |
39 | } | |
40 | ||
41 | fp = dlsym (h, "in_dso2"); | |
42 | if (fp == NULL) | |
43 | { | |
44 | printf ("cannot get symbol 'in_dso2': %s\n", dlerror ()); | |
45 | exit (1); | |
46 | } | |
47 | ||
48 | result |= fp (); | |
49 | ||
50 | dlclose (h); | |
51 | } | |
52 | ||
53 | return result; | |
fc093be1 UD |
54 | } |
55 | ||
56 | ||
57 | #include "../test-skeleton.c" |