1 #include <dlfcn.h> 2 #include <err.h> 3 #include <unistd.h> 4 5 int main(void)6main(void) 7 { 8 static const char msg1[] = "main started\n"; 9 static const char msg2[] = "main after dlopen\n"; 10 static const char msg3[] = "main terminated\n"; 11 12 void *handle; 13 14 write(STDOUT_FILENO, msg1, sizeof(msg1) - 1); 15 handle = dlopen("h_initfini3_dso.so", RTLD_NOW | RTLD_LOCAL); 16 if (handle == NULL) 17 err(1, "dlopen"); 18 write(STDOUT_FILENO, msg2, sizeof(msg2) - 1); 19 dlclose(handle); 20 write(STDOUT_FILENO, msg3, sizeof(msg3) - 1); 21 return 0; 22 } 23