| lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame] | 1 | #include <dlfcn.h> |
| 2 | #include <stdio.h> | ||||
| 3 | #include <stdlib.h> | ||||
| 4 | |||||
| 5 | extern int call_me (void); | ||||
| 6 | |||||
| 7 | int | ||||
| 8 | call_me (void) | ||||
| 9 | { | ||||
| 10 | int (*fp) (void); | ||||
| 11 | |||||
| 12 | fp = dlsym (RTLD_DEFAULT, "foo"); | ||||
| 13 | if (fp == NULL) | ||||
| 14 | { | ||||
| 15 | printf ("cannot get address of foo in global scope: %s\n", dlerror ()); | ||||
| 16 | exit (1); | ||||
| 17 | } | ||||
| 18 | |||||
| 19 | return fp () - 42; | ||||
| 20 | } | ||||