static bool need_emulate(std::string const &path)
{
//RHO_LOG("need_emulate: %s", path.c_str());
std::string fpath = make_full_path(path);
//RHO_LOG("need_emulate: (1): %s", fpath.c_str());
std::string const &root_path = rho_root_path();
if (::strncmp(fpath.c_str(), root_path.c_str(), root_path.size()) == 0)
{
//RHO_LOG("need_emulate: (2)");
struct stat st;
if (real_stat(fpath.c_str(), &st) == -1)
{
//RHO_LOG("need_emulate: (3)");
if (errno == ENOENT)
{
//RHO_LOG("No such file or directory: %s, need to read it from Android package", fpath.substr(root_path.size()).c_str());
rho_stat_t *rst = rho_stat(fpath);
return rst != NULL;
}
}
else if (S_ISREG(st.st_mode))
{
//RHO_LOG("need_emulate: (4)");
rho_stat_t *rst = rho_stat(fpath);
//RHO_LOG("need_emulate: (5)");
if (rst && rst->mtime > st.st_mtime)
{
//RHO_LOG("need_emulate: %s, st.st_mtime: %lu", fpath.c_str(), st.st_mtime);
//RHO_LOG("need_emulate: %s, rst->mtime: %lu", fpath.c_str(), rst ? rst->mtime : -1);
//RHO_LOG("need_emulate: file %s in Android package is newer than one located on FS, unlink FS one", fpath.c_str());
real_unlink(fpath.c_str());
return true;
}
}
}
//RHO_LOG("need_emulate: return false");
return false;
}
static rho_stat_t *rho_stat(int fd)
{
if (fd < RHO_FD_BASE)
return NULL;
scoped_lock_t guard(rho_fd_mtx);
rho_fd_map_t::iterator it = rho_fd_map.find(fd);
if (it == rho_fd_map.end())
return NULL;
return rho_stat(make_rel_path(it->second.fpath));
}
static bool need_emulate(std::string const &path)
{
if (rho_fs_mode != RHO_FS_TRANSPARRENT) return false;
std::string fpath = make_full_path(path);
std::string const &root_path = rho_root_path();
if (::strncmp(fpath.c_str(), root_path.c_str(), root_path.size()) == 0)
{
struct stat st;
if (real_stat(fpath.c_str(), &st) == -1)
{
if (errno == ENOENT)
{
rho_stat_t *rst = rho_stat(fpath);
return rst != NULL;
}
}
}
return false;
}
static rho_stat_t *rho_stat(std::string const &path)
{
return rho_stat(path.c_str());
}
