Re: Unreachable code in evalsubshell()?

Harald van Dijk <[email protected]> Tue, 27 Jan 2026 07:49:20 +0000

Newsgroups	org.kernel.vger.dash
Message-ID	<[email protected]>

On 27/01/2026 04:26, Denys Vlasenko wrote:
>          switch (n->type) {
> ...
>          case NBACKGND:
>                  evalfn = evalsubshell;  //THIS IS THE ONLY USE OF evalsubshell
>                  goto checkexit;
> ...

The last line of that first ... is rather relevant though:

         case NSUBSHELL:
         case NBACKGND:
                 evalfn = evalsubshell;
                 goto checkexit;

evalsubshell may be called for NSUBSHELL and for NBACKGND.

Cheers,
Harald van Dijk