1 #ifndef LLDB_TEST_DYLIB_H
2 #define LLDB_TEST_DYLIB_H
3 
4 #include <stdio.h>
5 
6 #ifdef _WIN32
7 #include <Windows.h>
8 
9 #define dylib_get_symbol(handle, name) GetProcAddress((HMODULE)handle, name)
10 #define dylib_close(handle) (!FreeLibrary((HMODULE)handle))
11 #else
12 #include <dlfcn.h>
13 
14 #define dylib_get_symbol(handle, name) dlsym(handle, name)
15 #define dylib_close(handle) dlclose(handle)
16 #endif
17 
18 
19 inline void *dylib_open(const char *name) {
20   char dylib_prefix[] =
21 #ifdef _WIN32
22     "";
23 #else
24     "lib";
25 #endif
26   char dylib_suffix[] =
27 #ifdef _WIN32
28     ".dll";
29 #elif defined(__APPLE__)
30     ".dylib";
31 #else
32     ".so";
33 #endif
34   char fullname[1024];
35   snprintf(fullname, sizeof(fullname), "%s%s%s", dylib_prefix, name, dylib_suffix);
36 #ifdef _WIN32
37   return LoadLibraryA(fullname);
38 #else
39   return dlopen(fullname, RTLD_NOW);
40 #endif
41 }
42 
43 inline const char *dylib_last_error() {
44 #ifndef _WIN32
45   return dlerror();
46 #else
47   DWORD err = GetLastError();
48   char *msg;
49   FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,
50       NULL, err, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (char *)&msg, 0, NULL);
51   return msg;
52 #endif
53 }
54 
55 #endif
56