Re: [PATCH v2 1/4] Refactor skipping DOS drive prefixes

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On Fri, Jan 8, 2016 at 11:21 AM, Johannes Schindelin
<johannes.schindelin@xxxxxx> wrote:
> Junio Hamano pointed out that there is an implicit assumption in pretty
> much all the code calling has_dos_drive_prefix(): it assumes that the
> DOS drive prefix is always two bytes long.
>
> While this assumption is pretty safe, we can still make the code more
> readable and less error-prone by introducing a function that skips the
> DOS drive prefix safely.
>
> While at it, we change the has_dos_drive_prefix() return value: it now
> returns the number of bytes to be skipped if there is a DOS drive prefix.

With this change, code such as:

    for (i = has_dos_drive_prefix(src); i > 0; i--)
        ...

in path.c reads a bit oddly. Renaming the function might help. For instance:

    for (i = dos_drive_prefix_len(src); i > 0; i--)
        ...

> Signed-off-by: Johannes Schindelin <johannes.schindelin@xxxxxx>
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