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* Merge branch 'np/push-delta'Junio C Hamano2009-05-18
|\ | | | | | | | | * np/push-delta: allow OFS_DELTA objects during a push
| * allow OFS_DELTA objects during a pushNicolas Pitre2009-05-01
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The fetching of OFS_DELTA objects has been negotiated between both peers since git version 1.4.4. However, this was missing from the push side where every OFS_DELTA objects were always converted to REF_DELTA objects causing an increase in transferred data. To fix this, both the client and the server processes have to be modified: the former to invoke pack-objects with --delta-base-offset when the server provides the ofs-delta capability, and the later to send that capability when OFS_DELTA objects are allowed as already indicated by the repack.usedeltabaseoffset config variable which is TRUE by default since git v1.6.0. Signed-off-by: Nicolas Pitre <nico@cam.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | replace direct calls to unlink(2) with unlink_or_warnAlex Riesen2009-04-29
|/ | | | | | | | | | | | | | | | | This helps to notice when something's going wrong, especially on systems which lock open files. I used the following criteria when selecting the code for replacement: - it was already printing a warning for the unlink failures - it is in a function which already printing something or is called from such a function - it is in a static function, returning void and the function is only called from a builtin main function (cmd_) - it is in a function which handles emergency exit (signal handlers) - it is in a function which is obvously cleaning up the lockfiles Signed-off-by: Alex Riesen <raa.lkml@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* improve missing repository error messageJeff King2009-03-04
| | | | | | | | | | | | | | | | Certain remote commands, when asked to do something in a particular directory that was not actually a git repository, would say "unable to chdir or not a git archive". The "chdir" bit is an unnecessary detail, and the term "git archive" is much less common these days than "git repository". So let's switch them all to: fatal: '%s' does not appear to be a git repository Signed-off-by: Jeff King <peff@peff.net> Acked-by: Shawn O. Pearce <spearce@spearce.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* builtin-receive-pack.c: fix compiler warnings about format stringRené Scharfe2009-02-15
| | | | | | | | | | | | | | | | While all of the strings passed to warning() are, in fact, literals, the compiler doesn't recognize them as such because it doesn't see through the loop used to iterate over them: builtin-receive-pack.c: In function 'warn_unconfigured_deny': builtin-receive-pack.c:247: warning: format not a string literal and no format arguments builtin-receive-pack.c: In function 'warn_unconfigured_deny_delete_current': builtin-receive-pack.c:273: warning: format not a string literal and no format arguments Calm the compiler by adding easily recognizable format string literals. Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* builtin-receive-pack.c: do not initialize statics to 0Junio C Hamano2009-02-10
| | | | Signed-off-by: Junio C Hamano <gitster@pobox.com>
* receive-pack: receive.denyDeleteCurrentJunio C Hamano2009-02-10
| | | | | | | | | | | | | This is a companion patch to the recent 3d95d92 (receive-pack: explain what to do when push updates the current branch, 2009-01-31). Deleting the current branch from a remote will result in the next clone from it not check out anything, among other things. It also is one of the cause that makes remotes/origin/HEAD a dangling symbolic ref. This patch still allows the traditional behaviour but with a big warning, and promises that the default will change to 'refuse' in a future release. Signed-off-by: Junio C Hamano <gitster@pobox.com>
* Merge branch 'jc/refuse-push-to-current'Junio C Hamano2009-02-05
|\ | | | | | | | | * jc/refuse-push-to-current: receive-pack: explain what to do when push updates the current branch
| * receive-pack: explain what to do when push updates the current branchJunio C Hamano2009-02-03
| | | | | | | | | | | | | | | | | | | | This makes "git push" issue a more detailed instruction when a user pushes into the current branch of a non-bare repository without having an explicit configuration set to receive.denycurrentbranch. In such a case, it will also tell the user that the default will change to refusal in a future version of git. Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | Replace deprecated dashed git commands in usageAlexander Potashev2009-02-04
|/ | | | | Signed-off-by: Alexander Potashev <aspotashev@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* Move run_hook() from builtin-commit.c into run-command.c (libgit)Stephan Beyer2009-01-17
| | | | | | | | | | | | | | | | | | A function that runs a hook is used in several Git commands. builtin-commit.c has the one that is most general for cases without piping. The one in builtin-gc.c prints some useful warnings. This patch moves a merged version of these variants into libgit and lets the other builtins use this libified run_hook(). The run_hook() function used in receive-pack.c feeds the standard input of the pre-receive or post-receive hooks. This function is renamed to run_receive_hook() because the libified run_hook() cannot handle this. Mentored-by: Daniel Barkalow <barkalow@iabervon.org> Mentored-by: Christian Couder <chriscool@tuxfamily.org> Signed-off-by: Stephan Beyer <s-beyer@gmx.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* receive-pack: detect push to current branch of non-bare repoJeff King2008-11-09
| | | | | | | | | | | | | | | | | | | | | | | | | | | Pushing into the currently checked out branch of a non-bare repository can be dangerous; the HEAD then loses sync with the index and working tree, and it looks in the receiving repo as if the pushed changes have been reverted in the index (since they were never there in the first place). This patch adds a safety valve that checks for this condition and either generates a warning or denies the update. We trigger the check only on a non-bare repository, since a bare repo does not have a working tree (and in fact, pushing to the HEAD branch is a common workflow for publishing repositories). The behavior is configurable via receive.denyCurrentBranch, defaulting to "warn" so as not to break existing setups (though it may, after a deprecation period, switch to "refuse" by default). For users who know what they are doing and want to silence the warning (e.g., because they have a post-receive hook that reconciles the HEAD and working tree), they can turn off the warning by setting it to false or "ignore". Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* Merge branch 'mv/maint-branch-m-symref'Junio C Hamano2008-11-05
| | | | | | | | | * mv/maint-branch-m-symref: update-ref --no-deref -d: handle the case when the pointed ref is packed git branch -m: forbid renaming of a symref Fix git update-ref --no-deref -d. rename_ref(): handle the case when the reflog of a ref does not exist Fix git branch -m for symrefs.
* Introduce receive.denyDeletesJan Krüger2008-11-02
| | | | | | | | | | | | Occasionally, it may be useful to prevent branches from getting deleted from a centralized repository, particularly when no administrative access to the server is available to undo it via reflog. It also makes receive.denyNonFastForwards more useful if it is used for access control since it prevents force-updating by deleting and re-creating a ref. Signed-off-by: Jan Krüger <jk@jk.gs> Acked-by: Shawn O. Pearce <spearce@spearce.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* receive-pack: fix "borrowing from alternate object store" implementationJunio C Hamano2008-10-26
| | | | | | | | | | | | | | In the alternate_object_database structure, ent->base[] is a buffer the users can use to form pathnames to loose objects, and ent->name is a pointer into that buffer (it points at one beyond ".git/objects/"). If you get a call to add_refs_from_alternate() after somebody used the entry (has_loose_object() has been called, for example), *ent->name would not be NUL, and ent->base[] won't be the path to the object store. This caller is expecting to read the path to the object store in ent->base[]; it needs to NUL terminate the buffer if it wants to. Signed-off-by: Junio C Hamano <gitster@pobox.com>
* push: receiver end advertises refs from alternate repositoriesJunio C Hamano2008-09-09
| | | | | | | | | | | | | | | | | | | | | | | Earlier, when pushing into a repository that borrows from alternate object stores, we followed the longstanding design decision not to trust refs in the alternate repository that houses the object store we are borrowing from. If your public repository is borrowing from Linus's public repository, you pushed into it long time ago, and now when you try to push your updated history that is in sync with more recent history from Linus, you will end up sending not just your own development, but also the changes you acquired through Linus's tree, even though the objects needed for the latter already exists at the receiving end. This is because the receiving end does not advertise that the objects only reachable from the borrowed repository (i.e. Linus's) are already available there. This solves the issue by making the receiving end advertise refs from borrowed repositories. They are not sent with their true names but with a phoney name ".have" to make sure that the old senders will safely ignore them (otherwise, the old senders will misbehave, trying to push matching refs, and mirror push that deletes refs that only exist at the receiving end). Signed-off-by: Junio C Hamano <gitster@pobox.com>
* receive-pack: make it a builtinJunio C Hamano2008-09-09
It is a good thing to do in general, but more importantly, transport routines can only be used by built-ins, which is what I'll be adding next. Signed-off-by: Junio C Hamano <gitster@pobox.com>