threads / discuss / 9687

Re: git: cannot rename foo to Foo on a case-insensitive filesystem (e.g. on Windows)

Subject: Re: git: cannot rename foo to Foo on a case-insensitive filesystem (e.g. on Windows)

## tl;dr

5 messages between Aug 29, 2007 and Sep 2, 2007.

replies: 4people: 4as markdown or json

Wincent Colaiuta· Aug 29, 2007, 09:31 UTC · lore
El 29/8/2007, a las 4:23, Johannes Schindelin escribió:
Show 29 quoted lines
> On Wed, 29 Aug 2007, Wincent Colaiuta wrote:
>
>> El 28/8/2007, a las 22:45, Johannes Schindelin escribi?:
>>
>>> On Tue, 28 Aug 2007, Wincent Colaiuta wrote:
>>>
>>>> Personally, I don't like HFS+ much at all, but your statement that
>>>> Mac OS X "doesn't even have a case sensitive filesystem" is false.
>>>
>>> It is right that they support it.  But since the _default_ is case
>>> insensitive (but only as long as it is not _reporting_ file  
>>> names), it
>>> is _as bad_ as "doesn't even have a case sensitive filesystem".  No
>>> sophistry helps here.
>>
>> I don't think my correction qualifies as "sophistry" by any  
>> reasonable
>> definition of the word. Andreas claimed that Apple had turned "a
>> perfectly decent unix-clone such as FreeBSD into some defect  
>> monstrosity
>> that doesn't even have a case sensitive filesystem"; I merely  
>> sought to
>> correct his misstatement.
>
> I acknowledged that.
>
> But it does not change the _meaning_ of Andreas' criticism.  They  
> took a
> perfectly sane system, and turned it into a mess.

I don't think it's productive to enter into arguments about whether a particular operating system is a "monstrosity", "sane" or "a mess"; that's why I limited my comment to a correction of a factual misstatement by Andreas and left the opinion part unchallenged. We could have avoided this thread if instead of "doesn't even have a case sensitive filesystem", he'd started his flame with "defaults to a using a case-insensitive filesystem".

> Yes, you _can_ change the setting.  No, most don't.  Yes, the  
> effect is...
> you guessed it: the same as if they did not allow case sensitivity  
> at all.

While I agree that most just accept the default, your argument here and in your previous email is spurious; it amounts to saying "A and B is offered, but because A is the default it is the same as if B were not supported at all", which isn't valid logic. If you limited your argument to criticizing case-insensitive filesystems then I would have to agree with you; I am not a fan of them. Likewise, if you said that the default has undesirable consequences I would also concur. It's your attempt to extend your claim to an argument for equivalence that I can't buy.

> Plenty of people have this setup
Agreed...
> and we have to suffer.

but, don't you think you're exaggerating a bit here? How much "suffering" has this really caused you? I gather that you're not even a user of that operating system; I am (have been since the first developer previews), have always accepted the default filesystem choice, don't even like the filesystem (have ranted repeatedly about its flakiness on my weblog), but I think I've run into case- insensitivity issues two times. If you want to talk about "suffering" then ask me about HFS+ data integrity.

Cheers, Wincent

David Kastrup· Aug 29, 2007, 09:43 UTC · re: Wincent Colaiuta · lore
Wincent Colaiuta <win@wincent.com> writes:
Show 16 quoted lines
> El 29/8/2007, a las 4:23, Johannes Schindelin escribió:
>
>> On Wed, 29 Aug 2007, Wincent Colaiuta wrote:
>>
>> But it does not change the _meaning_ of Andreas' criticism.  They
>> took a perfectly sane system, and turned it into a mess.
>
> While I agree that most just accept the default, your argument here
> and in your previous email is spurious; it amounts to saying "A and
> B is offered, but because A is the default it is the same as if B
> were not supported at all", which isn't valid logic. If you limited
> your argument to criticizing case-insensitive filesystems then I
> would have to agree with you; I am not a fan of them. Likewise, if
> you said that the default has undesirable consequences I would also
> concur.  It's your attempt to extend your claim to an argument for
> equivalence that I can't buy.
Read up on his posting history.
Show 9 quoted lines
>> Plenty of people have this setup
>
> Agreed...
>
>> and we have to suffer.
>
> but, don't you think you're exaggerating a bit here? How much
> "suffering" has this really caused you? I gather that you're not
> even a user of that operating system;

He is the main worker on the MSYS port of git as far as I can tell, while not using Windows as his work platform. So indeed he gets to bear _all_ the pain, and no personal gain. Since I have provided for Windows/MSYS compatibility in AUCTeX's _installation_ procedure (a small part of the project which is mostly operating system agnostic), a much smaller stuff under similar circumstances, I can vouch for the amount of hassle such a seemingly "everything we need should be there in principle" Windows accommodation task causes.

And I actually find it extremely distasteful how little involvement in this project is there from genuine Windows users: most restrict themselves to complaining.

So at least on this account, I think you are not doing him justice.
Show 6 quoted lines
> I am (have been since the first developer previews), have always
> accepted the default filesystem choice, don't even like the
> filesystem (have ranted repeatedly about its flakiness on my
> weblog), but I think I've run into case- insensitivity issues two
> times. If you want to talk about "suffering" then ask me about HFS+
> data integrity.
-- 
David Kastrup
Wincent Colaiuta· Aug 29, 2007, 10:04 UTC · re: David Kastrup · lore
El 29/8/2007, a las 11:43, David Kastrup escribió:
Show 13 quoted lines
>>> Plenty of people have this setup
>>
>> Agreed...
>>
>>> and we have to suffer.
>>
>> but, don't you think you're exaggerating a bit here? How much
>> "suffering" has this really caused you? I gather that you're not
>> even a user of that operating system;
>
> He is the main worker on the MSYS port of git as far as I can tell,
> while not using Windows as his work platform.  So indeed he gets to
> bear _all_ the pain, and no personal gain.

If you look at the thread, his comments in this instance were about Mac OS X, not Windows.

As for Dscho's Window's-related pain, I do sympathize.

Cheers, Wincent

Andreas Ericsson· Aug 29, 2007, 10:00 UTC · re: Wincent Colaiuta · lore
Wincent Colaiuta wrote:
Show 30 quoted lines
> El 29/8/2007, a las 4:23, Johannes Schindelin escribió:
> 
>>
>> I acknowledged that.
>>
>> But it does not change the _meaning_ of Andreas' criticism.  They took a
>> perfectly sane system, and turned it into a mess.
> 
> I don't think it's productive to enter into arguments about whether a 
> particular operating system is a "monstrosity", "sane" or "a mess"; 
> that's why I limited my comment to a correction of a factual 
> misstatement by Andreas and left the opinion part unchallenged. We could 
> have avoided this thread if instead of "doesn't even have a case 
> sensitive filesystem", he'd started his flame with "defaults to a using 
> a case-insensitive filesystem".
> 
>> Yes, you _can_ change the setting.  No, most don't.  Yes, the effect 
>> is...
>> you guessed it: the same as if they did not allow case sensitivity at 
>> all.
> 
> While I agree that most just accept the default, your argument here and 
> in your previous email is spurious; it amounts to saying "A and B is 
> offered, but because A is the default it is the same as if B were not 
> supported at all", which isn't valid logic. If you limited your argument 
> to criticizing case-insensitive filesystems then I would have to agree 
> with you; I am not a fan of them. Likewise, if you said that the default 
> has undesirable consequences I would also concur. It's your attempt to 
> extend your claim to an argument for equivalence that I can't buy.
> 

My original comment was in error. I was unaware that Apple shipped different filesystems and that there was actually a choice. Me having sat by a friend who did his installation didn't realize I had the option of using a case-sensitive filesystem, so I assumed it wasn't there, which only goes to show that assumption indeed is the mother of all fuckups. Not wanting a pointless discussion in which everyone agrees in spirit but nitpicks about factual details, I didn't respond to any of the posts.

Since it seems we all agree that case-insensitive, case-reporting file- systems are disgusting and it's now thoroughly proven that Apple does indeed ship a proper filesystem with its OS X releases, can we please drop this now and move on to trying to improve things? I'll take universal silence on the subject as "good idea, let's do that"

Show 5 quoted lines
> 
>> and we have to suffer.
> 
> but, don't you think you're exaggerating a bit here? How much 
> "suffering" has this really caused you?

Plenty enough, I should imagine. As David Kastrup mentioned, Dscho does extensive work on MSYS/MingW while not using it himself.

Besides that, there are all these timeconsuming threads that some ignorant dumbass (in this case me) turn into silly pie-fights with some uninformed remark that is overly tainted by personal opinion.

My apologies. I shall do my research better in the future.
-- 
Andreas Ericsson                   andreas.ericsson@op5.se
OP5 AB                             www.op5.se
Tel: +46 8-230225                  Fax: +46 8-230231
Nix· Sep 2, 2007, 00:20 UTC · lore
On 29 Aug 2007, Linus Torvalds verbalised:
Show 5 quoted lines
> And if you use that algorithm, them 'ß' and 'ss' are equal in a 
> case-insensitive filesystem. 
>
> Does anybody do that? I don't know. But I sure as hell wouldn't be 
> surprised.

Oh yes, they do. Guess what I spent the last month fixing in a huge heap of proprietary software. Of course the problem is not truly fixable because of the potentially unbounded set of context-dependent stuff such as `Masse'.

(I hear some people got a summer holiday...)

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