Re: help: bisect single file from repos

[walter harms <wharms@bfs.de>]

Michael J Gruber schrieb:
> walter harms venit, vidit, dixit 07.12.2009 13:59:
>> Hi list,
>> i am new to git (using: git version 1.6.0.2).
> 
> though your git is not that new ;)
> 
>> I would like to bisect a single file but i have only commit id, no tags.
>>
>> Background:
>> I have a copy of the busybox git repos, and i know there is (perhaps) a bug
>> in ash.c.
>>
>> how can i do that ?
> 
> You don't need any tags for bisecting. The man page of git-bisect has
> several examples on how to use it. Do you have a test script which
> exposes the bug?
> 

unfortunately no, the error shows up very nicely when booting my embdedded system
but not else (this is the reason i would to bisect that file only and not busybox
completely). And from the man pages i got the impression that it is only possible the
start with a tag.

i already had the hint that i need to do:
git bisect start bad_commit_id good_commit_id -- ash.c

Ntl, there is one more question, how can i make sure that
i use the right version ? first i toughed  that cherry-pick is the right idea
but it seems that that will apply onyl certain patches ?

re,
 wh