Function path_cache_kernel_mark_used

src/util/path.cpp:988–992

/* LRU Cache for Kernels */

static void path_cache_kernel_mark_used(const string &path)
{
  const std::time_t current_time = std::time(nullptr);
  OIIO::Filesystem::last_write_time(path, current_time);
}

bool path_cache_kernel_exists_and_mark_used(const string &path)
{