Re: git-log produces no output

From: Bob Portmann <bportmann@yahoo.com>
Date: Apr 21, 2006, 18:48 UTC
Message-ID: <20060421184815.22939.qmail@web60319.mail.yahoo.com>
In-Reply-To: <Pine.LNX.4.64.0604211102000.3701@g5.osdl.org>

--- Linus Torvalds <torvalds@osdl.org> wrote:

Show 41 quoted lines

> On Fri, 21 Apr 2006, Bob Portmann wrote:
> >
> >  I cannot get any output out of it and am wondering if I am using
> it
> > correctly or it is broken.
> 
> You're using it correctly, but it isn't broken for me. 
> 
> > As I understand it, git-log should just print out the log messages
> but 
> > not the changes, whereas git-whatchanged will print out both.
> 
> Well, in 1.3.0, "git log" can actually do both, and you can get the 
> whatchanged output by just saying "git log -p".
> 
> But yes, without the "-p", you should get just the log.
> 
> And that's exactly what I get, both with current HEAD git, and with a
> 
> v1.3.0 checkout.
> 
> > test-log> git log
> > test-log> 
> > 
> > As you can see git log produces no output.  I've tried it with
> other
> > options with the same result.
> 
> Very strange indeed. Can you do
> 
> 	git log > file
> 
> to see if that changes (and see if the file contains anything)? The
> reason 
> I mention that is that by default "git log" will start a pager for
> you, 
> and if you somehow have a broken PAGER setup, I could imagine exactly
> the 
> behaviour you see (although I don't see why "git whatchanged" would
> work 
> either, in that case).

Yes, this is the problem. It works when I send it to a file. It seems to be that having any extra options my PAGER command that messes it up (see below). If get-log was a shell script I would imagine that some quotes are missing:-)

Bob

test-log> export PAGER='more'
test-log> git log
commit 9a4d7602fff052b6796c2862edddd11ae2e45d08
Author: Bob Portmann <portmann@removed>
Date:   Fri Apr 21 10:56:11 2006 -0600

    Two line hello

commit a38306518c5e5e8eb630c02a47bec2a9fc292025
Author: Bob Portmann <portmann@removed>
Date:   Fri Apr 21 10:55:44 2006 -0600

    One line hello

test-log> export PAGER='more -i' test-log> git log test-log>

Adding the option -i (which should do nothing) has eliminated the output.

Show 12 quoted lines

> Finally, if that doesn't output anything either, please do (for just
> that 
> small repository, so that the trace is also small)
> 
> 	strace -o git-trace git log > /dev/null
> 
> and send out the result. Again, for PAGER reasons, that "> /dev/null"
> is 
> actually important, because we don't want to trigger the pager code.
> 
> 		Linus
>

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