Status dir_watch_Add(const OsPath& path, PDirWatch& dirWatch)
{
char resolved[PATH_MAX + 1];
// init already failed; don't try again or complain
if(initialized == -1)
return ERR::FAIL; // NOWARN
if(!initialized)
{
errno = 0;
if((inotifyfd = inotify_init()) < 0)
{
// Check for error ?
int err = errno;
initialized = -1;
LOGERROR("Error initializing inotify file descriptor; hotloading will be disabled, errno=%d", err);
errno = err;
return StatusFromErrno(); // NOWARN
}
errno = 0;
int ret = pthread_create(&g_event_loop_thread, NULL, &inotify_event_loop, NULL);
if (ret != 0)
{
initialized = -1;
LOGERROR("Error creating inotify event loop thread; hotloading will be disabled, err=%d", ret);
errno = ret;
return StatusFromErrno(); // NOWARN
}
initialized = 1;
atexit(inotify_deinit);
}
PDirWatch tmpDirWatch(new DirWatch);
errno = 0;
int wd = inotify_add_watch(inotifyfd, realpath(OsString(path).c_str(), resolved), IN_CREATE | IN_DELETE | IN_CLOSE_WRITE);
if (wd < 0)
WARN_RETURN(StatusFromErrno());
dirWatch.swap(tmpDirWatch);
dirWatch->path = path;
dirWatch->reqnum = wd;
g_paths.insert(std::make_pair(wd, dirWatch));
return INFO::OK;
}
