Re: [PATCH 2/4] remote: simplify remote_is_configured()

[Jeff King <peff@peff.net>]

On Mon, Feb 15, 2016 at 06:42:28PM +0100, Thomas Gummerer wrote:

> The remote_is_configured() function allows checking whether a remote
> exists or not.  The function however only works if remote_get() wasn't
> called before calling it.  In addition, it only checks the configuration
> for remotes, but not remotes or branches files.
> 
> Make use of the origin member of struct remote instead, which indicates
> where the remote comes from.  It will be set to some value if the remote
> is configured in any file in the repository, but is initialized to 0 if
> the remote is only created in make_remote().

Makes sense. I wonder if we would want to give this an explicit slot in
the enum. I.e.:

> diff --git a/remote.h b/remote.h
> index 4fd7a0f..7a5ee77 100644
> --- a/remote.h
> +++ b/remote.h
> @@ -5,7 +5,7 @@
>  #include "hashmap.h"
>  
>  enum {
> -	REMOTE_CONFIG,
> +	REMOTE_CONFIG = 1,
>  	REMOTE_REMOTES,
>  	REMOTE_BRANCHES
>  };

Add in "REMOTE_UNCONFIGURED = 0" here. It makes no difference to
correctness, but is perhaps documents what is going on a bit better.

-Peff