cmount: add --mount-case-insensitive to force the mount to be case insensitive

cmd/cmount/mount.go

@@ -160,7 +160,11 @@ func mount(VFS *vfs.VFS, mountPath string, opt *mountlib.Options) (<-chan error,
 	fsys := NewFS(VFS)
 	host := fuse.NewFileSystemHost(fsys)
 	host.SetCapReaddirPlus(true) // only works on Windows
-	host.SetCapCaseInsensitive(f.Features().CaseInsensitive)
+	if opt.CaseInsensitive.Valid {
+		host.SetCapCaseInsensitive(opt.CaseInsensitive.Value)
+	} else {
+		host.SetCapCaseInsensitive(f.Features().CaseInsensitive)
+	}
 
 	// Create options
 	options := mountOptions(VFS, opt.DeviceName, mountpoint, opt)

cmd/mountlib/mount.go

@@ -48,6 +48,7 @@ type Options struct {
 	DaemonTimeout      time.Duration // OSXFUSE only
 	AsyncRead          bool
 	NetworkMode        bool // Windows only
+	CaseInsensitive    fs.Tristate
 }
 
 // DefaultOpt is the default values for creating the mount
@@ -139,6 +140,7 @@ func AddFlags(flagSet *pflag.FlagSet) {
 	flags.FVarP(flagSet, &Opt.MaxReadAhead, "max-read-ahead", "", "The number of bytes that can be prefetched for sequential reads (not supported on Windows)")
 	flags.BoolVarP(flagSet, &Opt.WritebackCache, "write-back-cache", "", Opt.WritebackCache, "Makes kernel buffer writes before sending them to rclone (without this, writethrough caching is used) (not supported on Windows)")
 	flags.StringVarP(flagSet, &Opt.DeviceName, "devname", "", Opt.DeviceName, "Set the device name - default is remote:path")
+	flags.FVarP(flagSet, &Opt.CaseInsensitive, "mount-case-insensitive", "", "Tell the OS the mount is case insensitive (true) or sensitive (false) regardless of the backend (auto)")
 	// Windows and OSX
 	flags.StringVarP(flagSet, &Opt.VolumeName, "volname", "", Opt.VolumeName, "Set the volume name (supported on Windows and OSX only)")
 	// OSX only