Method SetModTime

vfs/file.go:458–482

SetModTime sets the modtime for the file if NoModTime is set then it does nothing

(modTime time.Time)

//
// if NoModTime is set then it does nothing
func (f *File) SetModTime(modTime time.Time) error {
	f.mu.Lock()
	defer f.mu.Unlock()
	if f.d.vfs.Opt.NoModTime {
		return nil
	}
	if f.d.vfs.Opt.ReadOnly {
		return EROFS
	}

	f.pendingModTime = modTime

	// set the time of the file in the cache
	if f.d.vfs.cache != nil && f.d.vfs.cache.Exists(f._cachePath()) {
		f.d.vfs.cache.SetModTime(f._cachePath(), f.pendingModTime)
	}

	// Only update the ModTime when there are no writers, setObject will do it
	if !f._writingInProgress() {
		return f._applyPendingModTime()
	}

	// queue up for later, hoping f.o becomes available
	return nil
}

// Apply a pending mod time
// Call with the mutex held