Re: [PATCHv3 2/5] Learn to handle gitfiles in enter_repo

[Phil Hord <hordp@cisco.com>]

Nguyen Thai Ngoc Duy <pclouds@gmail.com> says,
> On Thu, Oct 6, 2011 at 12:31 AM, Phil Hord <hordp@cisco.com> wrote:
>> -               if (!suffix[i] || chdir(used_path))
>> +               if (!suffix[i])
>> +                       return NULL;
>> +               gitfile = read_gitfile(used_path) ;
>> +               if (gitfile)
>> +                       strcpy(used_path, gitfile);
>> +               if (chdir(used_path))
>>                        return NULL;
>>                path = validated_path;
>>        }
> 
> This is room for improvement, the patch is fine as it is now. We could
> improve error reporting here. If .git file points to nowhere, we get
> "not a repository-kind of message. Except daemon.c, enter_repo()
> callers always die() if enter_repo() returns NULL. We could move the
> die() part (with improved error message) into enter_repo().
> 
> We could update enter_repo(const char *, int) to enter_repo(const char
> *, int, int gently). If gently is 1, we never die() nor report
> anything (ie. what we're doing now). daemon.c will need this, the rest
> of callers will be happy with gently = 0.

I like that.  It wasn't clear to me what the 'gently' moniker meant
before, but now I understand it.  It could easily apply to this function
and the new is_gitfile() to help reduce code duplication.

In a different patch, though.

Phil