| 1 | #include <stdio.h> |
| 2 | #include <dlfcn.h> |
| 3 | |
| 4 | int bar = -20; |
| 5 | |
| 6 | int |
| 7 | main (void) |
| 8 | { |
| 9 | int ret = 0; |
| 10 | void *handle; |
| 11 | void (*fcn) (void); |
| 12 | |
| 13 | handle = dlopen("./tmpdir/libdl6c.so", RTLD_GLOBAL|RTLD_LAZY); |
| 14 | if (!handle) |
| 15 | { |
| 16 | printf("dlopen ./tmpdir/libdl6c.so: %s\n", dlerror ()); |
| 17 | return 1; |
| 18 | } |
| 19 | |
| 20 | fcn = (void (*)(void)) dlsym(handle, "foo"); |
| 21 | if (!fcn) |
| 22 | { |
| 23 | printf("dlsym foo: %s\n", dlerror ()); |
| 24 | ret += 1; |
| 25 | } |
| 26 | else |
| 27 | { |
| 28 | (*fcn) (); |
| 29 | } |
| 30 | |
| 31 | dlclose (handle); |
| 32 | return ret; |
| 33 | } |