Suu writes:

> Before I build/compile a git branch, I would like to know whether it has 
> changed since the last time I built it.
> If no change, I won't bother to build.
>
> in Subversion, it's a "revision number" that identifies the whole set of 
> source code at the time. If you commit another set of changes to the 
> branch, you get a new "revision number"
>
> What is its equivalent in GIT? (commit SHA-1 number?)
>
> How do I get that value? (git log -p 1?)

    git show-ref HEAD

will show you the shasum of HEAD. You can replace 'HEAD' by any other
ref (run `git show-ref` to see a list of them all).

/M

-- 
Magnus Therning              OpenPGP: 0x927912051716CE39
email: mag...@therning.org   jabber: mag...@therning.org
twitter: magthe               http://therning.org/magnus

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     -- M Feldman

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