Shuguang Sun <shuguang79@qq.com> writes:

> Hi,

> The recent change to Tramp for shell/explict shell has break the remote shell again. For example:
> - Tramp to a host
> - in a remote diretory, M-x shell
>   it raise the error message: env path/to/cmdproxy.exe can't be found
>   which looks tramp shell invoke the local shell, instead the remote shell
>
> I have the settings:
> ```
>   (connection-local-set-profile-variables
>    'remote-bash
>    '((explicit-shell-file-name . "/bin/bash")
>      (explicit-bash-args . ("-i"))
>      ))
>
>   (connection-local-set-profiles
>    '(:application tramp :protocol "plink" :user "user" :machine "host.com")
>    'remote-bash)
> ```
> In the previous version of tramp (about Feb), it will invoke the explicit-shell-file-name, instead of local cmdproxy.

If `explicit-shell-file-name' is given, it must have precedence. What
about the following patch to master: