1 | #include <dlfcn.h> |
2 | #include <stdio.h> |
3 | |
4 | extern int found_in_mod1 (void); |
5 | int |
6 | found_in_mod1 (void) |
7 | { |
8 | return 1; |
9 | } |
10 | |
11 | |
12 | extern int test_in_mod1 (int (*mainp)(int, char **)); |
13 | int |
14 | test_in_mod1 (int (*mainp)(int, char **)) |
15 | { |
16 | int (*ifp) (void); |
17 | void *p; |
18 | int result = 0; |
19 | |
20 | /* Find function `main'. */ |
21 | p = dlsym (RTLD_DEFAULT, name: "main" ); |
22 | if (p == NULL) |
23 | { |
24 | printf (format: "%s: main not found\n" , __FILE__); |
25 | result = 1; |
26 | } |
27 | else if ((int (*)(int, char **))p != mainp) |
28 | { |
29 | printf (format: "%s: wrong address returned for main\n" , __FILE__); |
30 | result = 1; |
31 | } |
32 | else |
33 | printf (format: "%s: main correctly found\n" , __FILE__); |
34 | |
35 | ifp = dlsym (RTLD_DEFAULT, name: "found_in_mod1" ); |
36 | if ((void *) ifp == NULL) |
37 | { |
38 | printf (format: "%s: found_in_mod1 not found\n" , __FILE__); |
39 | result = 1; |
40 | } |
41 | else if (ifp () != 1) |
42 | { |
43 | printf (format: "%s: wrong address returned for found_in_mod1\n" , __FILE__); |
44 | result = 1; |
45 | } |
46 | else |
47 | printf (format: "%s: found_in_mod1 correctly found\n" , __FILE__); |
48 | |
49 | ifp = dlsym (RTLD_DEFAULT, name: "found_in_mod2" ); |
50 | if ((void *) ifp == NULL) |
51 | { |
52 | printf (format: "%s: found_in_mod2 not found\n" , __FILE__); |
53 | result = 1; |
54 | } |
55 | else if (ifp () != 2) |
56 | { |
57 | printf (format: "%s: wrong address returned for found_in_mod2\n" , __FILE__); |
58 | result = 1; |
59 | } |
60 | else |
61 | printf (format: "%s: found_in_mod2 correctly found\n" , __FILE__); |
62 | |
63 | return result; |
64 | } |
65 | |