if (!strncmp(engine, "linuxaio", 8) || !strncmp(engine, "aio", 3))
strcpy(engine, "libaio");
- sprintf(engine_lib, "/usr/local/lib/fio/fio-engine-%s.o", engine);
+ sprintf(engine_lib, "%s/lib/fio/fio-engine-%s.o", fio_inst_prefix, engine);
dlerror();
dlhandle = dlopen(engine_lib, RTLD_LAZY);
- if (!dlhandle)
- printf("bla: %s\n", dlerror());
+ if (!dlhandle) {
+ td_vmsg(td, -1, dlerror());
+ return NULL;
+ }
ops = dlsym(dlhandle, "ioengine");
- if (!ops)
- printf("get ops failed\n");
+ if (!ops) {
+ td_vmsg(td, -1, dlerror());
+ dlclose(dlhandle);
+ return NULL;
+ }
+
+ if (ops->version != FIO_IOOPS_VERSION) {
+ log_err("bad ioops version %d (want %d)\n", ops->version, FIO_IOOPS_VERSION);
+ dlclose(dlhandle);
+ return NULL;
+ }
ops->dlhandle = dlhandle;
return ops;