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From: Rainer M Krug <Rainer@krugs.de>
To: Samuel Wales <samologist@gmail.com>
Cc: emacs-orgmode@gnu.org
Subject: Re: Bash script to update - only make when update there?
Date: Thu, 12 Dec 2013 10:00:22 +0100	[thread overview]
Message-ID: <52A97B26.6040907@krugs.de> (raw)
In-Reply-To: <CAJcAo8uqOSMnTo3Xf4w8FV-kwAsVZMeH0D_+6XkTAiUzudKrNQ@mail.gmail.com>

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On 12/10/13, 21:50 , Samuel Wales wrote:
> gitpullv () { #echo \=== maybe need to grab tags head=`git
> rev-parse --verify HEAD` echo git pull --stat --log | cat echo 
> newhead=`git rev-parse --verify HEAD` if [ "$newhead" != "$head" ] 
> then git log --pretty=tformat:%s ORIG_HEAD.. | cat # git log
> --pretty=tformat:%s --graph ORIG_HEAD.. echo echo '= you can now do
> git diff ORIG_HEAD -- files pipe tee' return 0 else return 1 fi 
> #git gc --auto git status }

Wow - and I expected a return code from git which I could simply
compare evaluate if there has something updated...

Well - I will stay with my simple update script.

Thanks,

Rainer


> 
> 
> On 12/10/13, Rainer M Krug <Rainer@krugs.de> wrote:
> 
> 
> On 12/10/13, 20:31 , Nick Dokos wrote:
>>>> Rainer M Krug <Rainer@krugs.de> writes:
>>>> 
>>>>> On 12/10/13, 16:59 , Nick Dokos wrote:
>>>>>> ... Be that as it may, you can try something like this
>>>>>> hack (those are backticks around the git pull - it's
>>>>>> under the ESC key in the upper left hand corner on most
>>>>>> US keyboards but it may be somewhere else on yours):
>>>>>> 
>>>>>> if [ "`git pull`" == "Already up-to-date" ] then echo "Up
>>>>>> to date" else make update fi
>>>>> 
>>>>> True - but if git pull does change the message, I have to
>>>>> change it as well - I just leave it as it is.
>>>>> 
>>>> 
>>>> Here for your amusement is a way to get around this problem:
>>>> 
>>>> if [ "`git pull`" == "`git pull`" ] then echo Up to date else
>>>> make update fi
>>>> 
>>>> You pay double the cost every time you use it but if they
>>>> ever *do* change the message, it's not going to break. But of
>>>> course, if the shell ever optimizes the second git pull away,
>>>> you are back at square one...
> 
> I like it - optimization which not necessarily is faster....
> 
> Cheers,
> 
> Rainer
> 
> 
>>>> 
>>>> With-tongue-firmly-in-cheek-ly yours, Nick
>>>> 
>>>> 
>>>> 
>>>> 
>>>> 
> 
>> 
>> 
> 
> 

- -- 
Rainer M. Krug, PhD (Conservation Ecology, SUN), MSc (Conservation
Biology, UCT), Dipl. Phys. (Germany)

Centre of Excellence for Invasion Biology
Stellenbosch University
South Africa

Tel :       +33 - (0)9 53 10 27 44
Cell:       +33 - (0)6 85 62 59 98
Fax :       +33 - (0)9 58 10 27 44

Fax (D):    +49 - (0)3 21 21 25 22 44

email:      Rainer@krugs.de

Skype:      RMkrug
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  reply	other threads:[~2013-12-12  9:00 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-12-10  8:44 Bash script to update - only make when update there? Rainer M Krug
2013-12-10 15:59 ` Nick Dokos
2013-12-10 18:35   ` Rainer M Krug
2013-12-10 19:31     ` Nick Dokos
2013-12-10 19:37       ` Rainer M Krug
2013-12-10 20:50         ` Samuel Wales
2013-12-12  9:00           ` Rainer M Krug [this message]
2013-12-13  0:26             ` Suvayu Ali
2013-12-13  8:40               ` Rainer M Krug
2013-12-10 17:00 ` Achim Gratz
2013-12-10 17:12   ` Achim Gratz
2013-12-10 18:36     ` Rainer M Krug

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