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Author SHA1 Message Date
Junio C Hamano
b9849a1ab6 Make sure quickfetch is not fooled with a previous, incomplete fetch.
This updates git-rev-list --objects to be a bit more careful
when listing a blob object to make sure the blob actually
exists, and uses it to make sure the quick-fetch optimization we
introduced earlier is not fooled by a previous incomplete fetch.

The quick-fetch optimization works by running this command:

	git rev-list --objects <<commit-list>> --not --all

where <<commit-list>> is a list of commits that we are going to
fetch from the other side.  If there is any object missing to
complete the <<commit-list>>, the rev-list would fail and die
(say, the commit was in our repository, but its tree wasn't --
then it will barf while trying to list the blobs the tree
contains because it cannot read that tree).

Usually we do not have the objects (otherwise why would we
fetching?), but in one important special case we do: when the
remote repository is used as an alternate object store
(i.e. pointed by .git/objects/info/alternates).  We could check
.git/objects/info/alternates to see if the remote we are
interacting with is one of them (or is used as an alternate,
recursively, by one of them), but that check is more cumbersome
than it is worth.

The above check however did not catch missing blob, because
object listing code did not read nor check blob objects, knowing
that blobs do not contain any further references to other
objects.  This commit fixes it with practically unmeasurable
overhead.

I've benched this with

	git rev-list --objects --all >/dev/null

in the kernel repository, with three different implementations
of the "check-blob".

 - Checking with has_sha1_file() has negligible (unmeasurable)
   performance penalty.

 - Checking with sha1_object_info() makes it somewhat slower,
   perhaps by 5%.

 - Checking with read_sha1_file() to cause a fully re-validation
   is prohibitively expensive (about 4 times as much runtime).

In my original patch, I had this as a command line option, but
the overhead is small enough that it is not really worth it.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-17 00:14:59 -07:00
Christian Couder
f948792990 Bisect: rename "t/t6030-bisect-run.sh" to "t/t6030-bisect-porcelain.sh".
[jc: also fix 0a5280a9 that incorrectly changed the title of one test.]

Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-16 22:07:12 -07:00
Junio C Hamano
aa36985161 Merge branch 'js/wrap-log'
* js/wrap-log:
  Fix permissions on test scripts
  Fix t4201: accidental arithmetic expansion
  shortlog -w: make wrap-line behaviour optional.
  Use print_wrapped_text() in shortlog
2007-04-16 16:53:29 -07:00
Alex Riesen
4848509a97 Fix permissions on test scripts
Make every test executable. Remove exec-attribute from included shell files,
they can't used standalone anyway.

Signed-off-by: Alex Riesen <raa.lkml@gmail.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-16 16:53:09 -07:00
Alex Riesen
238128d888 Fix t4201: accidental arithmetic expansion
instead of embedded subshell. It actually breaks here (dash as /bin/sh):

t4201-shortlog.sh: 27: Syntax error: Missing '))'
FATAL: Unexpected exit with code 2

Signed-off-by: Alex Riesen <raa.lkml@gmail.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-16 16:52:55 -07:00
Steven Grimm
b48caa20de Add --quiet option to suppress output of "rm" commands for removed files.
Signed-off-by: Steven Grimm <koreth@midwinter.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-16 01:06:02 -07:00
Junio C Hamano
e4aee10a2e Change attribute negation marker from '!' to '-'.
At the same time, we do not want to allow arbitrary strings for
attribute names, as we are likely to want to extend the syntax
later.  Allow only alnum, dash, underscore and dot for now.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-15 15:49:41 -07:00
Junio C Hamano
35ebfd6a0c Define 'crlf' attribute.
This defines the semantics of 'crlf' attribute as an example.
When a path has this attribute unset (i.e. '!crlf'), autocrlf
line-end conversion is not applied.

Eventually we would want to let users to build a pipeline of
processing to munge blob data to filesystem format (and in the
other direction) based on combination of attributes, and at that
point the mechanism in convert_to_{git,working_tree}() that
looks at 'crlf' attribute needs to be enhanced.  Perhaps the
existing 'crlf' would become the first step in the input chain,
and the last step in the output chain.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-14 08:57:06 -07:00
Nicolas Pitre
6e5417769c tests for various pack index features
This is a fairly complete list of tests for various aspects of pack
index versions 1 and  2.

Tests on index v2 include 32-bit and 64-bit offsets, as well as a nice
demonstration of the flawed repacking integrity checks that index
version 2 intend to solve over index version 1 with the per object CRC.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-11 19:32:03 -07:00
Nicolas Pitre
39551b6926 use test-genrandom in tests instead of /dev/urandom
This way tests are completely deterministic and possibly more portable.

Signed-off-by: Nicolas Pitre <nico@cam.org>
2007-04-11 19:31:24 -07:00
Robin H. Johnson
171ddd9177 Add testcase for format-patch --subject-prefix (take 3)
Add testcase for format-patch --subject-prefix support.

Signed-off-by: Robin H. Johnson <robbat2@gentoo.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-11 18:48:40 -07:00
Junio C Hamano
885b981075 t3030: merge-recursive backend test.
We have fairly extensive coverage of read-tree 3-way machinery,
and many Porcelain-ish tests use git-merge front-end tests, but
we did not have good basic test for merge-recursive, which made
it very hard to hack on it.

I used this during the recent work to teach D/F conflicts to
merge-recursive.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-10 12:55:51 -07:00
Junio C Hamano
ea4b52a86f t1000: fix case table.
Case #10 is not handled with unpack-trees.c:threeway_merge()
internally, unless under the agressive rule, and it is not a
bug.  As the test expects, ND (one side did not do anything,
other side deleted) case was meant to be handled by the caller's
policy (e.g. git-merge-one-file or git-merge-recursive).

Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-10 12:55:51 -07:00
Junio C Hamano
3d711d97a0 shortlog -w: make wrap-line behaviour optional.
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-10 12:48:35 -07:00
Johannes Schindelin
3714e7c895 Use print_wrapped_text() in shortlog
Some oneline descriptions are just too long. In shortlog, it looks much
nicer when they are wrapped. Since print_wrapped_text() is UTF-8 aware,
it also works with those descriptions.

[jc: with minimum fixes]

Signed-off-by: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-10 12:48:35 -07:00
René Scharfe
8ff21b1a33 git-archive: make tar the default format
As noted by Junio, --format=tar should be assumed if no format
was specified.

Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-09 18:51:40 -07:00
Junio C Hamano
5bba1b355e Merge branch 'cc/bisect'
* cc/bisect:
  git-bisect: allow bisecting with only one bad commit.
  t6030: add a bit more tests to git-bisect
  git-bisect: modernization
  Documentation: bisect: "start" accepts one bad and many good commits
  Bisect: teach "bisect start" to optionally use one bad and many good revs.
2007-04-07 02:20:39 -07:00
Junio C Hamano
b7108a16a6 Merge branch 'jc/checkout' (early part)
* 'jc/checkout' (early part):
  checkout: allow detaching to HEAD even when switching to the tip of a branch
2007-04-07 02:19:54 -07:00
Junio C Hamano
ced38ea252 Merge branch 'maint'
* maint:
  Documentation: tighten dependency for git.{html,txt}
  Makefile: iconv() on Darwin has the old interface
  t5300-pack-object.sh: portability issue using /usr/bin/stat
  t3200-branch.sh: small language nit
  usermanual.txt: some capitalization nits
  Make builtin-branch.c handle the git config file
  rename_ref(): only print a warning when config-file update fails
  Distinguish branches by more than case in tests.
  Avoid composing too long "References" header.
  cvsimport: Improve formating consistency
  cvsimport: Reorder options in documentation for better understanding
  cvsimport: Improve usage error reporting
  cvsimport: Improve documentation of CVSROOT and CVS module determination
  cvsimport: sync usage lines with existing options

Conflicts:

	Documentation/Makefile
2007-04-07 01:30:43 -07:00
Arjen Laarhoven
d93f7c1817 t5300-pack-object.sh: portability issue using /usr/bin/stat
In the test 'compare delta flavors', /usr/bin/stat is used to get file size.
This isn't portable.  There already is a dependency on Perl, use its '-s'
operator to get the file size.

Signed-off-by: Arjen Laarhoven <arjen@yaph.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-06 21:19:28 -07:00
Junio C Hamano
0a5280a9f4 git-bisect: allow bisecting with only one bad commit.
This allows you to say:

	git bisect start
	git bisect bad $bad
	git bisect next

to start bisection without knowing a good commit.  This would
have you try a commit that is half-way since the beginning of
the history, which is rather wasteful if you already know a good
commit, but if you don't (or your history is short enough that
you do not care), there is no reason not to allow this.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-06 17:55:57 -07:00
Junio C Hamano
4f50671699 t6030: add a bit more tests to git-bisect
Verify that git-bisect does not start before getting one bad and
one good commit.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-06 17:55:48 -07:00
Arjen Laarhoven
4c84f0dcc6 t3200-branch.sh: small language nit
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-06 17:21:11 -07:00
Brian Gernhardt
08b984fb54 Distinguish branches by more than case in tests.
The renaming without config test changed a branch from q to Q, which
fails on non-case sensitive file systems.  Change the test to use q
and q2.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-06 16:51:46 -07:00
Junio C Hamano
77e6f5bc10 Merge branch 'maint'
* maint:
  Fix lseek(2) calls with args 2 and 3 swapped
  Honor -p<n> when applying git diffs
  Fix dependency of common-cmds.h
  Fix renaming branch without config file
  DESTDIR support for git/contrib/emacs
  gitweb: Fix bug in "blobdiff" view for split (e.g. file to symlink) patches
  Document --left-right option to rev-list.
  Revert "builtin-archive: use RUN_SETUP"
  rename contrib/hooks/post-receieve-email to contrib/hooks/post-receive-email.
  rerere: make sorting really stable.
  Fix t4200-rerere for white-space from "wc -l"
2007-04-05 16:34:51 -07:00
Christian Couder
38a47fd6e3 Bisect: teach "bisect start" to optionally use one bad and many good revs.
One bad commit is fundamentally needed for bisect to run,
and if we beforehand know more good commits, we can narrow
the bisect space down without doing the whole tree checkout
every time we give good commits.

This patch implements:

    git bisect start [<bad> [<good>...]] [--] [<pathspec>...]

as a short-hand for this command sequence:

    git bisect start
    git bisect bad $bad
    git bisect good $good1 $good2...

On the other hand, there may be some confusion between revs
(<bad> and <good>...) and <pathspec>... if -- is not used
and if an invalid rev or a pathspec that looks like a rev is
given.

Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-05 15:13:14 -07:00
Shawn O. Pearce
79ee194e52 Honor -p<n> when applying git diffs
If the user is trying to apply a Git generated diff file and they
have specified a -p<n> option, where <n> is not 1, the user probably
has a good reason for doing this.  Such as they are me, trying to
apply a patch generated in git.git for the git-gui subdirectory to
the git-gui.git repository, where there is no git-gui subdirectory
present.

Users shouldn't supply -p2 unless they mean it.  But if they are
supplying it, they probably have thought about how to make this
patch apply to their working directory, and want to risk whatever
results may come from that.

Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-05 15:06:58 -07:00
Geert Bosch
01ebb9dc88 Fix renaming branch without config file
Make git_config_rename_section return success if no config file
exists.  Otherwise, renaming a branch would abort, leaving the
repository in an inconsistent state.

[jc: test]

Signed-off-by: Geert Bosch <bosch@gnat.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-05 14:53:22 -07:00
René Scharfe
265d528032 Revert "builtin-archive: use RUN_SETUP"
Commit 64edf4b2 cleaned up the initialization of git-archive,
at the cost of 'git-archive --list' now requiring a git repo.
This patch reverts the cleanup and documents the requirement
for this particular dirtyness in a test.

Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-05 14:10:10 -07:00
Junio C Hamano
2b93edbf32 rerere: make sorting really stable.
The earlier code does not swap hunks when the beginning of the
first side is identical to the whole of the second side.  In
such a case, the first one should sort later.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-04 14:12:03 -07:00
Brian Gernhardt
364b852352 Fix t4200-rerere for white-space from "wc -l"
On OS X, wc outputs 6 spaces before the number of lines, so the test
expecting the string "10" failed.  Do not quote $cmd to strip away
the problematic whitespace as other tests do.

Also fix the grammar of the test name while making changes to it.
There's only one preimage, so it's "has", not "have".

Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-04 13:11:33 -07:00
Junio C Hamano
c0718268e8 Merge branch 'jc/bisect'
* jc/bisect:
  make the previous optimization work also on path-limited rev-list --bisect
  rev-list --bisect: Fix "halfway" optimization.
  t6004: add a bit more path optimization test.
  git-rev-list --bisect: optimization
  git-rev-list: add --bisect-vars option.
  t6002: minor spelling fix.
2007-04-04 00:10:21 -07:00
Junio C Hamano
3e0318a361 checkout: allow detaching to HEAD even when switching to the tip of a branch
You cannot currently checkout the tip of an existing branch
without moving to the branch.

This allows you to detach your HEAD and place it at such a
commit, with:

    $ git checkout master^0

Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-03 23:43:59 -07:00
Junio C Hamano
045f5759c9 Merge 1.5.0.7 in
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-03 21:52:14 -07:00
Junio C Hamano
eb3359663d rerere should not repeat the earlier hunks in later ones
When a file has more then one conflicting hunks, it repeated the
contents of previous hunks in output for later ones.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-04-03 19:01:36 -07:00
Don Zickus
86747c132b git-mailinfo fixes for patch munging
Don't translate the patch to UTF-8, instead preserve the data as
is.  This also reverts a test case that was included in the
original patch series.

Also allow overwriting the authorship and title information we
gather from RFC2822 mail headers with additional in-body
headers, which was pointed out by Linus.

Signed-off-by: Don Zickus <dzickus@redhat.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-31 00:59:19 -07:00
Johannes Schindelin
75c962c99a t4118: be nice to non-GNU sed
Elias Pipping:
> I'm on a mac, hence /usr/bin/sed is not gnu sed, which makes
> t4118 fail.

Signed-off-by: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Ack'd-by: Elias Pipping <pipping@macports.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-28 14:54:30 -07:00
Jeff King
03bcaacaad t/t6006: add tests for a slightly more complex commit messages
Especially this tests i18n messages and encoding header.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-28 14:28:00 -07:00
Junio C Hamano
542e165cdc Fix "--pretty=format:" for parent related items.
There are two breakages in the %P/%p interpolation.  It appended
an excess SP at the end of the list, and it gave uninitialized
contents of a buffer on the stack for root commits.

This fixes it, while updating the t6006 test which expected the
wrong output.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-28 13:44:04 -07:00
Jeff King
fa21b60232 Add some basic tests of rev-list --pretty=format
These could stand to be a little more complex, but it should
at least catch obvious problems (like the recently fixed %ct
bug).

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-27 18:57:01 -07:00
Junio C Hamano
1c2c6112a4 Merge branch 'master' into jc/bisect
This is to merge in the fix for path-limited bisection
from the 'master' branch.
2007-03-23 23:38:04 -07:00
Junio C Hamano
bab36bf57d t6004: add a bit more path optimization test.
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-23 02:32:26 -07:00
Christian Couder
a17c410100 Bisect: implement "git bisect run <cmd>..." to automatically bisect.
This idea was suggested by Bill Lear
(Message-ID: <17920.38942.364466.642979@lisa.zopyra.com>)
and I think it is a very good one.

This patch adds a new test file for "git bisect run", but there
is currently only one basic test.

Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-23 01:54:47 -07:00
Johannes Schindelin
3007a78033 t4118: be nice to non-GNU sed
Elias Pipping:
> I'm on a mac, hence /usr/bin/sed is not gnu sed, which makes
> t4118 fail.

Signed-off-by: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Ack'd-by: Elias Pipping <pipping@macports.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-22 18:08:37 -07:00
Junio C Hamano
7054b6089d t6002: minor spelling fix.
The test expects --bisect option can be configured with by setting
$_bisect_option.  So let's allow that uniformly.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-22 01:00:12 -07:00
Nicolas Pitre
8685da4256 don't ever allow SHA1 collisions to exist by fetching a pack
Waaaaaaay back Git was considered to be secure as it never overwrote
an object it already had.  This was ensured by always unpacking the
packfile received over the network (both in fetch and receive-pack)
and our already existing logic to not create a loose object for an
object we already have.

Lately however we keep "large-ish" packfiles on both fetch and push
by running them through index-pack instead of unpack-objects.  This
would let an attacker perform a birthday attack.

How?  Assume the attacker knows a SHA-1 that has two different
data streams.  He knows the client is likely to have the "good"
one.  So he sends the "evil" variant to the other end as part of
a "large-ish" packfile.  The recipient keeps that packfile, and
indexes it.  Now since this is a birthday attack there is a SHA-1
collision; two objects exist in the repository with the same SHA-1.
They have *very* different data streams.  One of them is "evil".

Currently the poor recipient cannot tell the two objects apart,
short of by examining the timestamp of the packfiles.  But lets
say the recipient repacks before he realizes he's been attacked.
We may wind up packing the "evil" version of the object, and deleting
the "good" one.  This is made *even more likely* by Junio's recent
rearrange_packed_git patch (b867092f).

It is extremely unlikely for a SHA1 collisions to occur, but if it
ever happens with a remote (hence untrusted) object we simply must
not let the fetch succeed.

Normally received packs should not contain objects we already have.
But when they do we must ensure duplicated objects with the same SHA1
actually contain the same data.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-20 22:08:25 -07:00
Junio C Hamano
d54fe394ac Merge branch 'ar/diff'
* ar/diff:
  Add tests for --quiet option of diff programs
  try-to-simplify-commit: use diff-tree --quiet machinery.
  revision.c: explain what tree_difference does
  Teach --quiet to diff backends.
  diff --quiet
  Remove unused diffcore_std_no_resolve
  Allow git-diff exit with codes similar to diff(1)
2007-03-18 15:48:06 -07:00
Nicolas Pitre
ac527b0b7c [PATCH] add test for OFS_DELTA objects
Make sure pack-objects with --delta-base-offset works fine, and that
it actually produces smaller packs as expected.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-16 21:27:36 -07:00
Nicolas Pitre
82868f72b5 [PATCH] fix t5300-pack-object.sh
The 'use packed deltified objects' test was flawed as it failed to
remove the pack and index from the previous test, effectively preventing
the desired pack from being exercised as objects could be found in that
other pack instead.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-16 21:27:35 -07:00
Alex Riesen
0c66d6be4f Add tests for --quiet option of diff programs
Signed-off-by: Alex Riesen <raa.lkml@gmail.com>
2007-03-16 02:13:27 -07:00
Paolo Bonzini
9debc3241b git-fetch, git-branch: Support local --track via a special remote '.'
This patch adds support for a dummy remote '.' to avoid having
to declare a fake remote like

        [remote "local"]
                url = .
                fetch = refs/heads/*:refs/heads/*

Such a builtin remote simplifies the operation of "git-fetch",
which will populate FETCH_HEAD but will not pretend that two
repositories are in use, will not create a thin pack, and will
not perform any useless remapping of names.  The speed
improvement is around 20%, and it should improve more if
"git-fetch" is converted to a builtin.

To this end, git-parse-remote is grown with a new kind of
remote, 'builtin'.  In git-fetch.sh, we treat the builtin remote
specially in that it needs no pack/store operations.  In fact,
doing git-fetch on a builtin remote will simply populate
FETCH_HEAD appropriately.

The patch also improves of the --track/--no-track support,
extending it so that branch.<name>.remote items referring '.'
can be created.  Finally, it fixes a typo in git-checkout.sh.

Signed-off-by: Paolo Bonzini  <bonzini@gnu.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-16 02:10:12 -07:00
Alex Riesen
41bbf9d585 Allow git-diff exit with codes similar to diff(1)
This introduces a new command-line option: --exit-code. The diff
programs will return 1 for differences, return 0 for equality, and
something else for errors.

Signed-off-by: Alex Riesen <raa.lkml@gmail.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-14 16:21:19 -07:00
Junio C Hamano
5a27b3211a Merge branch 'dz/mailinfo'
* dz/mailinfo:
  Add a couple more test cases to the suite.
  restrict the patch filtering
  builtin-mailinfo.c infrastrcture changes
2007-03-14 01:39:19 -07:00
Junio C Hamano
36db2399e0 Merge branch 'pb/branch-track'
* pb/branch-track:
  Fix broken create_branch() in builtin-branch.
  git-branch, git-checkout: autosetup for remote branch tracking
2007-03-14 01:38:28 -07:00
Don Zickus
ae1a743735 Add a couple more test cases to the suite.
They handle cases where there is no attached patch.

Signed-off-by: Don Zickus <dzickus@redhat.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-12 23:33:41 -07:00
Don Zickus
87ab799234 builtin-mailinfo.c infrastrcture changes
I am working on a project that required parsing through regular
mboxes that didn't necessarily have patches embedded in them.  I
started by creating my own modified copy of git-am and working
from there.  Very quickly, I noticed git-mailinfo wasn't able to
handle a big chunk of my email.

After hacking up numerous solutions and running into more
limitations, I decided it was just easier to rewrite a big chunk
of it.  The following patch has a bunch of fixes and features
that I needed in order for me do what I wanted.

Note: I'm didn't follow any email rfc papers but I don't think
any of the changes I did required much knowledge (besides the
boundary stuff).

List of major changes/fixes:
- can't create empty patch files fix
- empty patch files don't fail, this failure will come inside git-am
- multipart boundaries are now handled
- only output inbody headers if a patch exists otherwise assume those
headers are part of the reply and instead output the original headers
- decode and filter base64 patches correctly
- various other accidental fixes

I believe I didn't break any existing functionality or
compatibility (other than what I describe above, which is really
only the empty patch file).

I tested this through various mailing list archives and
everything seemed to parse correctly (a couple thousand emails).

[jc: squashed in another patch from Don's five patch series to
 fix the test case, as this patch exposes the bug in the test.]

Signed-off-by: Don Zickus <dzickus@redhat.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-12 23:33:41 -07:00
Junio C Hamano
f8a066581d Merge branch 'master' of git://repo.or.cz/git/fastimport
* 'master' of git://repo.or.cz/git/fastimport:
  Remove unnecessary casts from fast-import
  New fast-import test case for valid tree sorting
  fast-import: grow tree storage more aggressively
2007-03-12 23:10:23 -07:00
Shawn O. Pearce
6016e35bc1 Fix t5510-fetch's use of sed
POSIX says sed may add a trailing LF if there isn't already
one there.  We shouldn't rely on it not adding that LF, as
some systems (Mac OS X for example) will add it.

Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-12 17:37:30 -07:00
Jeff King
e741130386 New fast-import test case for valid tree sorting
The Git tree sorting convention is more complex than just the name,
it needs to include the mode too to make sure trees sort as though
their name ends with "/".

This is a simple test case that verifies fast-import keeps the tree
ordering correct after editing the same tree twice in a single
input stream.  A recent proposed patch series (that has not yet
been applied) will cause this test to fail, due to a bug in the
way the series handles sorting within the trees.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
2007-03-12 15:02:13 -04:00
Junio C Hamano
2422f1ca3b Merge branch 'jc/boundary'
* jc/boundary:
  git-bundle: prevent overwriting existing bundles
  git-bundle: die if a given ref is not included in bundle
  git-bundle: handle thin packs in subcommand "unbundle"
  git-bundle: Make thin packs
  git-bundle: avoid packing objects which are in the prerequisites
  bundle: fix wrong check of read_header()'s return value & add tests
  revision --boundary: fix uncounted case.
  revision --boundary: fix stupid typo
  git-bundle: make verify a bit more chatty.
  revision traversal: SHOWN means shown
  git-bundle: various fixups
  revision traversal: retire BOUNDARY_SHOW
  revision walker: Fix --boundary when limited
2007-03-11 23:02:52 -07:00
Shawn O. Pearce
f43cd49fb8 Change {pre,post}-receive hooks to use stdin
Sergey Vlasov, Andy Parkins and Alex Riesen all pointed out that it
is possible for a single invocation of receive-pack to be given more
refs than the OS might allow us to pass as command line parameters
to a single hook invocation.

We don't want to break these up into multiple invocations (like
xargs might do) as that makes it impossible for the pre-receive
hook to verify multiple related ref updates occur at the same time,
and it makes it harder for post-receive to send out a single batch
notification.

Instead we pass the reference data on a pipe connected to the
hook's stdin, supplying one ref per line to the hook.  This way a
single hook invocation can obtain an infinite amount of ref data,
without bumping into any operating system limits.

Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-11 22:56:03 -07:00
Paolo Bonzini
0746d19a82 git-branch, git-checkout: autosetup for remote branch tracking
In order to track and build on top of a branch 'topic' you track from
your upstream repository, you often would end up doing this sequence:

  git checkout -b mytopic origin/topic
  git config --add branch.mytopic.remote origin
  git config --add branch.mytopic.merge refs/heads/topic

This would first fork your own 'mytopic' branch from the 'topic'
branch you track from the 'origin' repository; then it would set up two
configuration variables so that 'git pull' without parameters does the
right thing while you are on your own 'mytopic' branch.

This commit adds a --track option to git-branch, so that "git
branch --track mytopic origin/topic" performs the latter two actions
when creating your 'mytopic' branch.

If the configuration variable branch.autosetupmerge is set to true, you
do not have to pass the --track option explicitly; further patches in
this series allow setting the variable with a "git remote add" option.
The configuration variable is off by default, and there is a --no-track
option to countermand it even if the variable is set.

Signed-off-by: Paolo Bonzini  <bonzini@gnu.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-10 23:41:58 -08:00
Junio C Hamano
8a3fbdd9e6 Merge branch 'js/attach'
* js/attach:
  format-patch --attach: not folding some long headers.
  format-patch: add --inline option and make --attach a true attachment
2007-03-10 23:38:18 -08:00
Junio C Hamano
cf6981d493 Merge branch 'js/diff-ni'
* js/diff-ni:
  Get rid of the dependency to GNU diff in the tests
  diff --no-index: support /dev/null as filename
  diff-ni: fix the diff with standard input
  diff: support reading a file from stdin via "-"
2007-03-10 23:26:33 -08:00
Junio C Hamano
bd1fc628b8 Merge branch 'js/config-rename'
* js/config-rename:
  git-config: document --rename-section, provide --remove-section
2007-03-08 00:53:38 -08:00
Junio C Hamano
f45fa2a073 Merge branch 'master' of git://repo.or.cz/git/fastimport
* 'master' of git://repo.or.cz/git/fastimport:
  Allow fast-import frontends to reload the marks table
  Use atomic updates to the fast-import mark file
  Preallocate memory earlier in fast-import
2007-03-07 23:10:05 -08:00
Johannes Schindelin
18449ab0e9 git-bundle: avoid packing objects which are in the prerequisites
When saying something like "--since=1.day.ago" or "--max-count=5",
git-bundle finds the boundary commits which are recorded as
prerequisites. However, it failed to tell pack-objects _not_ to
pack the objects which are in these.

Fix that. And add a test for that.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-07 17:38:48 -08:00
Shawn O. Pearce
e8438420bb Allow fast-import frontends to reload the marks table
I'm giving fast-import a lesson on how to reload the marks table
using the same format it outputs with --export-marks.  This way
a frontend can reload the marks table from a prior import, making
incremental imports less painful.

Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
2007-03-07 18:07:26 -05:00
Shawn O. Pearce
05ef58ec1f Teach receive-pack to run pre-receive/post-receive hooks
Bill Lear pointed out that it is easy to send out notifications of
changes with the update hook, but successful execution of the update
hook does not necessarily mean that the ref was actually updated.
Lock contention on the ref or being unable to append to the reflog
may prevent the ref from being changed.  Sending out notifications
prior to the ref actually changing is very misleading.

To help this situation I am introducing two new hooks to the
receive-pack flow: pre-receive and post-receive.  These new hooks
are invoked only once per receive-pack execution and are passed
three arguments per ref (refname, old-sha1, new-sha1).

The new post-receive hook is ideal for sending out notifications,
as it has the complete list of all refnames that were successfully
updated as well as the old and new SHA-1 values.  This allows more
interesting notifications to be sent.  Multiple ref updates could
be easily summarized into one email, for example.

The new pre-receive hook is ideal for logging update attempts, as it
is run only once for the entire receive-pack operation.  It can also
be used to verify multiple updates happen at once, e.g. an update
to the `maint` head must also be accompained by a new annotated tag.

Lots of documentation improvements for receive-pack are included
in this change, as we want to make sure the new hooks are clearly
explained.

Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-07 15:03:33 -08:00
Shawn O. Pearce
8aaf7d6410 Refactor handling of error_string in receive-pack
I discovered we did not send an ng line in the report-status feedback
if the ref was not updated because the repository has the config
option receive.denyNonFastForwards enabled.  I think the reason this
happened is that it is simply too easy to forget to set error_string
when returning back a failure from update()

We now return an ng line for a non-fastforward update, which in
turn will cause send-pack to exit with a non-zero exit status.
Hence the modified test.

This refactoring changes update to return a const char* describing
the error, which execute_commands always loads into error_string.
The result is what I think is cleaner code, and allows us to
initialize the error_string member to NULL when we read_head_info.

I want error_string to be NULL in all commands before we call
execute_commands, so that we can reuse the run_hook function to
execute a new pre-receive hook.

Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-07 14:47:09 -08:00
Junio C Hamano
84da035f38 Merge branch 'maint'
* maint:
  Catch write_ref_sha1 failure in receive-pack
  make t8001 work on Mac OS X again
2007-03-07 14:45:25 -08:00
Santi B,Ai(Bjar
e3d842cf12 t/t5515-fetch-merge-logic.sh: Add two more tests
They test the behaviour with just a URL in the command line.

Signed-off-by: Santi B,Ai(Bjar <sbejar@gmail.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-07 10:22:44 -08:00
Johannes Schindelin
8315588b59 bundle: fix wrong check of read_header()'s return value & add tests
If read_header() fails, it returns <0, not 0. Further, an open(/dev/null)
was not checked for errors.

Also, this adds two tests to make sure that the bundle file looks
correct, by checking if it has the header has the expected form, and that
the pack contains the right amount of objects.

Signed-off-by: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-06 22:06:46 -08:00
Johannes Schindelin
58db64f73c make t8001 work on Mac OS X again
The test was recently broken to expect sed to leave the
incomplete line at the end without newline.

POSIX says that output of the pattern space is to be followed by
a newline, while GNU adds the newline back only when it was
stripped when input.  GNU behaviour is arguably more intuitive
and nicer, but we should not depend on it.

Signed-off-by: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Acked-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-06 17:09:53 -08:00
Santi Béjar
ac3ec0d555 t/t5515-fetch-merge-logic.sh: Added tests for the merge login in git-fetch
Signed-off-by: Santi Béjar <sbejar@gmail.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-05 00:27:37 -08:00
Junio C Hamano
33ee4cfb69 format-patch --attach: not folding some long headers.
Panagiotis Issaris reports that some MUAs seem not to like
folded "content-type" and "content-disposition" headers, so this
makes format-patch --attach output to avoid them.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-04 17:31:29 -08:00
Johannes Schindelin
c112f689c2 format-patch: add --inline option and make --attach a true attachment
The existing --attach option did not create a true "attachment"
but multipart/mixed with Content-Disposition: inline.  It should
have been with Content-Disposition: attachment.

Introduce --inline to add multipart/mixed that is inlined, and
make --attach to create an attachement.

Signed-off-by: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-04 17:31:29 -08:00
Johannes Schindelin
5bd74506cd Get rid of the dependency to GNU diff in the tests
Now that "git diff" handles stdin and relative paths outside the
working tree correctly, we can convert all instances of "diff -u"
to "git diff".

This commit is really the result of

$ perl -pi.bak -e 's/diff -u/git diff/' $(git grep -l "diff -u" t/)

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <junkio@cox.net>

(cherry picked from commit c699a40d68215c7e44a5b26117a35c8a56fbd387)
2007-03-04 00:24:15 -08:00
Paolo Bonzini
118f8b2413 git-config: document --rename-section, provide --remove-section
This patch documents the previously undocumented option --rename-section
and adds a new option to zap an entire section.

Signed-off-by: Paolo Bonzini <bonzini@gnu.org>
Signed-off-by: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-03 19:59:37 -08:00
Johannes Sixt
723024d696 Handle core.symlinks=false case in merge-recursive.
If the file system does not support symbolic links (core.symlinks=false),
merge-recursive must write the merged symbolic link text into a regular
file.

While we are here, fix a tiny memory leak in the if-branch that writes
real symbolic links.

Signed-off-by: Johannes Sixt <johannes.sixt@telecom.at>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-03 18:59:41 -08:00
Johannes Sixt
78a8d641c1 Add core.symlinks to mark filesystems that do not support symbolic links.
Some file systems that can host git repositories and their working copies
do not support symbolic links. But then if the repository contains a symbolic
link, it is impossible to check out the working copy.

This patch enables partial support of symbolic links so that it is possible
to check out a working copy on such a file system.  A new flag
core.symlinks (which is true by default) can be set to false to indicate
that the filesystem does not support symbolic links. In this case, symbolic
links that exist in the trees are checked out as small plain files, and
checking in modifications of these files preserve the symlink property in
the database (as long as an entry exists in the index).

Of course, this does not magically make symbolic links work on such defective
file systems; hence, this solution does not help if the working copy relies
on that an entry is a real symbolic link.

Signed-off-by: Johannes Sixt <johannes.sixt@telecom.at>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-03-02 16:58:05 -08:00
Junio C Hamano
77b50ab009 Merge branch 'js/bundle'
* js/bundle:
  bundle: reword missing prerequisite error message
  git-bundle: record commit summary in the prerequisite data
  git-bundle: fix 'create --all'
  git-bundle: avoid fork() in verify_bundle()
  git-bundle: assorted fixes
  Add git-bundle: move objects and references by archive
2007-02-28 14:38:36 -08:00
Junio C Hamano
4e4b55dd0f Merge branch 'maint'
* maint:
  git-apply: do not fix whitespaces on context lines.
  diff --cc: integer overflow given a 2GB-or-larger file
  mailinfo: do not get confused with logical lines that are too long.
2007-02-27 01:33:52 -08:00
Linus Torvalds
34fc5cefa7 mailinfo: do not get confused with logical lines that are too long.
It basically considers all the continuation lines to be lines of their
own, and if the total line is bigger than what we can fit in it, we just
truncate the result rather than stop in the middle and then get confused
when we try to parse the "next" line (which is just the remainder of the
first line).

[jc: added test, and tightened boundary a bit per list discussion.]

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-02-27 01:02:32 -08:00
Eric Wong
56cf9806a9 Update tests to use test-chmtime
test-lib:
  Make sure test-chmtime has been built before starting.

t4200-rerere:
  Removed non-portable date dependency and avoid touch
  Avoid "test -a" which isn't portable, either

lib-git-svn:
  Use test-chmtime instead of Perl one-liner to poke

Signed-off-by: Eric Wong <normalperson@yhbt.net>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2007-02-25 11:09:56 -08:00
Junio C Hamano
cc58fc0684 Merge branch 'js/etc-config'
* js/etc-config:
  Make tests independent of global config files
  config: read system-wide defaults from /etc/gitconfig
2007-02-24 01:43:28 -08:00
Eric Wong
e2b36f6018 git-svn: add test for useSvnsyncProps
These tests are very similar as the ones I used for useSvmProps
and expect the same results because both dumps were generated
from the same original repo.

Signed-off-by: Eric Wong <normalperson@yhbt.net>
2007-02-23 00:57:13 -08:00
Eric Wong
befc9adc0c git-svn: fix useSvmProps, hopefully for the last time
svm:mirror is not useful at all for us.  Parts of the old unit
test were broken and based on my misunderstanding of the
svm:mirror property.

When we read svm:source; make sure we correctly handle the '!'
in it: it is used to separate the path of the repository root
from the virtual path within the repository.  We don't need
to make that distinction, honestly!

We also ensure that subdirectories are also mirrored with the
correct URL if we're using useSvmProps.

We have a new test that uses dumped repo that was really
created using SVN::Mirror to avoid ambiguities and
mis-understandings about the svm: properties.

Note: trailing whitespace in the svm.dump file is unfortunately
a reality and required by SVN; so please ignore it when applying
this patch.

Also, ensure that the -R/--remote/--svn-remote flag is always
in effect if explicitly passed via the command-line.  This
allows us to track logically different mirrors sharing the
same URL (probably common with SVN::Mirror/SVK users).

Signed-off-by: Eric Wong <normalperson@yhbt.net>
2007-02-23 00:57:13 -08:00
Eric Wong
b7e5348c7f git-svn: hide the private git-svn 'config' file as '.metadata'
Having it named as 'config' prevents us from tracking a
ref named 'config', which is a huge mistake.

On the non-technical side, the word 'config' implies that
a user can freely modify it; but that's not the case
here.

Signed-off-by: Eric Wong <normalperson@yhbt.net>
2007-02-23 00:57:13 -08:00
Eric Wong
28710f74ea git-svn: brown paper bag fixes
* avoid skipping modification-only changes in fetch
  * correctly fetch when we only have branches and tags
    to glob from (no fetch keys defined)

Signed-off-by: Eric Wong <normalperson@yhbt.net>
2007-02-23 00:57:12 -08:00
Eric Wong
dadc6d2a09 git-svn: allow 'init' to act as multi-init
multi-init is now just an alias that requires -T/-t/-b;
all options that 'init' can now accept.

This will hopefully simplify usage and reduce typing.

Also, allow the --shared option in 'init' to take an optional
argument now that 'git-init --shared' supports an optional
argument.

Signed-off-by: Eric Wong <normalperson@yhbt.net>
2007-02-23 00:57:12 -08:00
Eric Wong
ccb6b6f5b5 t910*: s/repo-config/config/g; poke around possible race conditions
Some of the repo-config => config renaming missed the git-svn
tests; so I'm just renaming them to be consisten with the
rest of the modern git.

Also, some of the newer tests didn't have 'poke' in them
to workaround race conditions on fast machines.  This adds
places where they can _possibly_ occur; but I don't have
fast enough hardware to trigger them.

Signed-off-by: Eric Wong <normalperson@yhbt.net>
2007-02-23 00:57:12 -08:00
sam@vilain.net
2edb9c5cf9 git-svn: make test for SVK mirror path import
A manual test that sets up a repository that looks like an SVK depot,
and then imports it to check that it looks like we mirrored the
'original' source.

There is also a minor modification to the git-svn test library shell
file which sets a variable for the subversion repository's filesystem
path.

[ew: made some of the tests stricter and more thorough]

Signed-off-by: Eric Wong <normalperson@yhbt.net>
2007-02-23 00:57:12 -08:00
Eric Wong
26a62d57a2 git-svn: use separate, per-repository .rev_db files
We need a separate .rev_db file for each repository we're
tracking.  This allows us to track the same logical path off
multiple mirrors.  We preserve a symlink to the old .rev_db
(no-UUID) if we're (auto-)migrating from an old version to
preserve backwards compatibility.

Also, get rid of the uuid() wrapper since we cache UUID in our
private config, and the SVN::Ra::get_uuid() function memoizes
the return value per-connection.

Signed-off-by: Eric Wong <normalperson@yhbt.net>
2007-02-23 00:57:12 -08:00
Eric Wong
74a81227f9 git-svn: correctly handle globs with a right-hand-side path component
Several bugs were found and fixed while getting this to work:

 * Remember the 'R'(eplace) case of actions and treat it like we
   would an 'A'(dd) case.

 * Fix a small case of follow-parent missing a parent if a
   subdirectory was modified in the revision where the parent was
   copied.

 * dirents returned by get_dir sometimes expire if the data
   structure is too big and the pool is destroyed, so we
   cache get_dir (along with check_path and get_revprops)
   temporarily along with its pool.

Signed-off-by: Eric Wong <normalperson@yhbt.net>
2007-02-23 00:57:12 -08:00
Eric Wong
0bed5eaa0e git-svn: enable follow-parent functionality by default
--no-follow-parent disables and reverts it back to the old
default behavior of not following parents (if you don't care for
full history).

Signed-off-by: Eric Wong <normalperson@yhbt.net>
2007-02-23 00:57:11 -08:00
Eric Wong
b9dffd8cad git-svn: --follow-parent tracks multi-parent paths
We can have a branch that was deleted, then re-added under the
same name but copied from another path, in which case we'll have
multiple parents (we don't want to break the original ref, nor
lose copypath info).

Add a test for this, too, of course.

Signed-off-by: Eric Wong <normalperson@yhbt.net>
2007-02-23 00:57:11 -08:00
Eric Wong
4bb9ed0466 git-svn: prepare multi-init for wildcard support
Update the tests since we no longer write so many things to the
config.

Signed-off-by: Eric Wong <normalperson@yhbt.net>
2007-02-23 00:57:11 -08:00
Eric Wong
9fa00b655c git-svn: just name the default svn-remote "svn" instead of "git-svn"
It can be confusing and redundant, since historically the
default remote ref (not remote itself) has been "git-svn", too.

Signed-off-by: Eric Wong <normalperson@yhbt.net>
2007-02-23 00:57:11 -08:00
Eric Wong
d8115c5104 git-svn: don't write to the config file from --follow-parent
Having 'fetch' entries in the config file created from
--follow-parent is wasteful because it can cause *future* of
invocations to follow revisions we were never interested in
in the first place.

Signed-off-by: Eric Wong <normalperson@yhbt.net>
2007-02-23 00:57:11 -08:00