Document receive.denyNonFastforwards

[jc: with a fix to config handling in t5400 test, which took
 annoyingly long to diagnose.]

Signed-off-by: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Johannes Schindelin 2006-09-21 02:10:30 +02:00 committed by Junio C Hamano
parent 9edd7e4652
commit 199a92186b
4 changed files with 27 additions and 0 deletions

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@ -267,3 +267,10 @@ whatchanged.difftree::
imap::
The configuration variables in the 'imap' section are described
in gitlink:git-imap-send[1].
receive.denyNonFastforwads::
If set to true, git-receive-pack will deny a ref update which is
not a fast forward. Use this to prevent such an update via a push,
even if that push is forced. This configuration variable is
set when initializing a shared repository.

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@ -48,6 +48,10 @@ is given:
- 'all' (or 'world' or 'everybody'): Same as 'group', but make the repository
readable by all users.
By default, the configuration flag receive.denyNonFastforward is enabled
in shared repositories, so that you cannot force a non fast-forwarding push
into it.
--

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@ -73,6 +73,8 @@ packed and is served via a dumb transport.
There are other real-world examples of using update and
post-update hooks found in the Documentation/howto directory.
git-receive-pack honours the receive.denyNonFastforwards flag, which
tells it if updates to a ref should be denied if they are not fast-forwards.
OPTIONS
-------

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@ -64,4 +64,18 @@ test_expect_success \
cmp victim/.git/refs/heads/master .git/refs/heads/master
'
unset GIT_CONFIG GIT_CONFIG_LOCAL
HOME=`pwd`/no-such-directory
export HOME ;# this way we force the victim/.git/config to be used.
test_expect_success \
'pushing with --force should be denied with denyNonFastforwards' '
cd victim &&
git-repo-config receive.denyNonFastforwards true &&
cd .. &&
git-update-ref refs/heads/master master^ &&
git-send-pack --force ./victim/.git/ master &&
! diff -u .git/refs/heads/master victim/.git/refs/heads/master
'
test_done