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1 | /* This testcase is part of GDB, the GNU debugger. |
2 | ||
32d0add0 | 3 | Copyright 2004-2015 Free Software Foundation, Inc. |
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4 | |
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License as published by | |
7 | the Free Software Foundation; either version 3 of the License, or | |
8 | (at your option) any later version. | |
9 | ||
10 | This program is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU General Public License | |
16 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
17 | ||
18 | #include <stdio.h> | |
19 | #include <stdlib.h> | |
20 | ||
21 | #ifdef __WIN32__ | |
22 | #include <windows.h> | |
23 | #define dlopen(name, mode) LoadLibrary (TEXT (name)) | |
24 | #ifdef _WIN32_WCE | |
25 | # define dlsym(handle, func) GetProcAddress (handle, TEXT (func)) | |
26 | #else | |
27 | # define dlsym(handle, func) GetProcAddress (handle, func) | |
28 | #endif | |
29 | #define dlclose(handle) FreeLibrary (handle) | |
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30 | #else |
31 | #include <dlfcn.h> | |
32 | #endif | |
33 | ||
34 | ||
35 | void open_shlib () | |
36 | { | |
37 | void *handle; | |
38 | void (*foo) (int); | |
39 | ||
40 | handle = dlopen (SHLIB_NAME, RTLD_LAZY); | |
41 | ||
42 | if (!handle) | |
43 | { | |
c2d494a0 | 44 | #ifdef __WIN32__ |
f8a8bc2c | 45 | fprintf (stderr, "error %d occurred\n", GetLastError ()); |
c2d494a0 | 46 | #else |
f8a8bc2c | 47 | fprintf (stderr, "%s\n", dlerror ()); |
c2d494a0 | 48 | #endif |
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49 | exit (1); |
50 | } | |
51 | ||
52 | foo = (void (*)(int))dlsym (handle, "foo"); | |
53 | ||
54 | if (!foo) | |
55 | { | |
f8a8bc2c | 56 | fprintf (stderr, "%s\n", dlerror ()); |
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57 | exit (1); |
58 | } | |
59 | ||
60 | foo (1); // call to foo | |
61 | foo (2); | |
62 | ||
63 | dlclose (handle); | |
64 | } | |
65 | ||
66 | ||
67 | int main() | |
68 | { | |
69 | open_shlib (); | |
70 | return 0; | |
71 | } |