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Re: Blob hash of binary files in patches generated by git format patch show in full form instead of short form

From
Bagas Sanjaya <bagasdotme@gmail.com>
Date
Mar 22, 2021, 05:47 UTC
Message-ID
<56cde808-95c3-2e22-2dab-880061d51473@gmail.com>
In-Reply-To
<xmqqblbcbehd.fsf@gitster.g>
On 22/03/21 00.31, Junio C Hamano wrote:
Show 24 quoted lines
> Bagas Sanjaya <bagasdotme@gmail.com> writes:
> 
>> What's different between what you expected and what actually happened?
>>
>> Blob hash for binary files are shown in full form, as opposed to blob hash
>> for text files.
> 
> This is working as intended, designed and implemented.
> 
> The textual patch is meant to be applicable on target text that may
> even have been slightly modified from the original from which the
> patch was taken, and the abbreviated object name on the "index" line
> is there mostly for human's sanity check and as a visual aid.
> Ordinarily it is not used to actually find the matching blob object
> (and it is not an error if there is no matching blob object in the
> repository that a patch application is attempted in).
> 
> But the binary patch is designed to be applicable only to an exact
> copy of the original and nowhere else.  The object name is given in
> full, instead of using abbreviated form, to ensure that we do not
> try to apply a binary patch to an object whose name is "similar".
> 
> Thanks.
> 

Hmm... but I don't see that in the documentation for git format-patch. Maybe I need to send doc update.

-- 
An old man doll... just what I always wanted! - Clara
Previous: Junio C HamanoNext: Bagas Sanjaya
Message 3 of 4 in “Blob hash of binary files in patches generated by git format patch show in full form instead of short form”
  1. Bagas SanjayaMar 21, 2021
  2. Junio C HamanoMar 21, 2021
  3. Bagas SanjayaMar 22, 2021
  4. Bagas SanjayaMar 22, 2021

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