void poll_monitor::scan(const string &path, poll_monitor_scan_callback fn)
{
struct stat fd_stat;
if (!lstat_path(path, fd_stat)) return;
if (follow_symlinks && S_ISLNK(fd_stat.st_mode))
{
string link_path;
if (read_link_path(path, link_path))
scan(link_path, fn);
return;
}
if (!S_ISDIR(fd_stat.st_mode) && !accept_path(path)) return;
if (!add_path(path, fd_stat, fn)) return;
if (!recursive) return;
if (!S_ISDIR(fd_stat.st_mode)) return;
vector<string> children = get_directory_children(path);
for (string &child : children)
{
if (child.compare(".") == 0 || child.compare("..") == 0) continue;
scan(path + "/" + child, fn);
}
}
bool kqueue_monitor::scan(const string& path, bool is_root_path)
{
struct stat fd_stat;
if (!lstat_path(path, fd_stat)) return false;
if (follow_symlinks && S_ISLNK(fd_stat.st_mode))
{
string link_path;
if (read_link_path(path, link_path))
return scan(link_path);
return false;
}
bool is_dir = S_ISDIR(fd_stat.st_mode);
if (!is_dir && !is_root_path && directory_only) return true;
if (!is_dir && !accept_path(path)) return true;
if (!add_watch(path, fd_stat)) return false;
if (!recursive) return true;
if (!is_dir) return true;
vector<string> children = get_directory_children(path);
for (string& child : children)
{
if (child.compare(".") == 0 || child.compare("..") == 0) continue;
scan(path + "/" + child, false);
}
return true;
}