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Author SHA1 Message Date
Junio C Hamano
be1295d16a Merge branches 'jc/clone' and 'jc/name'
* jc/clone:
  git-clone: typofix.
  clone: record the remote primary branch with remotes/$origin/HEAD
  revamp git-clone (take #2).
  revamp git-clone.
  fetch,parse-remote,fmt-merge-msg: refs/remotes/* support

* jc/name:
  sha1_name: make core.warnambiguousrefs the default.
  sha1_name: warning ambiguous refs.
  get_sha1_basic(): try refs/... and finally refs/remotes/$foo/HEAD
  core.warnambiguousrefs: warns when "name" is used and both "name" branch and tag exists.
2006-03-26 00:22:53 -08:00
Junio C Hamano
692c7fc9cb Merge branch 'jc/merge'
* jc/merge:
  git-merge knows some strategies want to skip trivial merges
2006-03-26 00:22:48 -08:00
Junio C Hamano
b9aa1f9e9d Merge branch 'lt/diffgen' into next
* lt/diffgen:
  true built-in diff: run everything in-core.
2006-03-26 00:15:44 -08:00
Anand Kumria
a7cfb4a43f git-svnimport: if a limit is specified, respect it
git-svnimport will import the same revision over and over again if a
limit (-l <rev>) has been specified. Instead if that revision has already
been processed, exit with an up-to-date message.

Signed-off-by: Anand Kumria <wildfire@progsoc.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-26 00:15:01 -08:00
Junio C Hamano
9086a18cb8 Merge git://git.kernel.org/pub/scm/gitk/gitk
* git://git.kernel.org/pub/scm/gitk/gitk:
  gitk: Fix two bugs reported by users
  gitk: Improve appearance of first child links
  gitk: Make downward-pointing arrows end in vertical line segment
  gitk: Don't change cursor at end of layout if find in progress
  gitk: Make commitdata an array rather than a list
  gitk: Fix display of diff lines beginning with --- or +++
  [PATCH] gitk: Make error_popup react to Return
  gitk: Fix a bug in drawing the selected line as a thick line
  gitk: Further speedups
  gitk: Various speed improvements
  gitk: Fix Update menu item
  gitk: Fix clicks on arrows on line ends
  gitk: New improved gitk
2006-03-26 00:13:25 -08:00
Junio C Hamano
cebff98dbe true built-in diff: run everything in-core.
This stops using temporary files when we are using the built-in
diff (including the complete rewrite).

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-25 23:27:01 -08:00
Eric Wong
0382318424 contrib/git-svn: stabilize memory usage for big fetches
We should be safely able to import histories with thousands
of revisions without hogging up lots of memory.

With this, we lose the ability to autocorrect mistakes when
people specify revisions in reverse, but it's probably no longer
a problem since we only have one method of log parsing nowadays.

I've added an extra check to ensure that revision numbers do
increment.

Also, increment the version number to 0.11.0.  I really should
just call it 1.0 soon...

Signed-off-by: Eric Wong <normalperson@yhbt.net>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-25 21:23:54 -08:00
Junio C Hamano
dad7230a1c Merge branch 'ew/email' into next
* ew/email:
  send-email: lazy-load Email::Valid and make it optional
  send-email: try to order messages in email clients more correctly
  send-email: Change from Mail::Sendmail to Net::SMTP
  send-email: use built-in time() instead of /bin/date '+%s'
2006-03-25 17:44:09 -08:00
Junio C Hamano
9acf322d69 Merge branch 'lt/diffgen' into next
* lt/diffgen:
  built-in diff: minimum tweaks
  builtin-diff: \No newline at end of file.
  Use a *real* built-in diff generator
2006-03-25 17:44:01 -08:00
Junio C Hamano
48d6e97afe Merge branch 'rs/tar-tree' into next
* rs/tar-tree:
  tar-tree: Use the prefix field of a tar header
  tar-tree: Remove obsolete code
  tar-tree: Use write_entry() to write the archive contents
  tar-tree: Introduce write_entry()
  tar-tree: Use SHA1 of root tree for the basedir
  git-apply: safety fixes
  Removed bogus "<snap>" identifier.
  Clarify and expand some hook documentation.
  commit-tree: check return value from write_sha1_file()
  send-email: Identify author at the top when sending e-mail
  Format tweaks for asciidoc.
2006-03-25 17:43:22 -08:00
Eric Wong
567ffeb772 send-email: lazy-load Email::Valid and make it optional
It's not installed on enough machines, and is overkill most of
the time.  We'll fallback to a very basic regexp just in case,
but nothing like the monster regexp Email::Valid has to offer :)

Small cleanup from Merlyn.

Signed-off-by: Eric Wong <normalperson@yhbt.net>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-25 17:41:23 -08:00
Eric Wong
a5370b16c3 send-email: try to order messages in email clients more correctly
If --no-chain-reply-to is set, patches may not always be ordered
correctly in email clients.  This patch makes sure each email
sent from a different second.

I chose to start with a time (slightly) in the past because
those are probably more likely in real-world usage and spam
filters might be more tolerant of them.

Signed-off-by: Eric Wong <normalperson@yhbt.net>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-25 17:41:22 -08:00
Eric Wong
4bc87a28be send-email: Change from Mail::Sendmail to Net::SMTP
Net::SMTP is in the base Perl distribution, so users are more
likely to have it.  Net::SMTP also allows reusing the SMTP
connection, so sending multiple emails is faster.

[jc: tweaked X-Mailer further while we are at it.]

Signed-off-by: Eric Wong <normalperson@yhbt.net>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-25 17:41:06 -08:00
Eric Wong
72095d5c37 send-email: use built-in time() instead of /bin/date '+%s'
Signed-off-by: Eric Wong <normalperson@yhbt.net>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-25 16:50:57 -08:00
Junio C Hamano
3ce8f08944 built-in diff: minimum tweaks
This fixes up a couple of minor issues with the real built-in
diff to be more usable:

 - Omit ---/+++ header unless we emit diff output;

 - Detect and punt binary diff like GNU does;

 - Honor GIT_DIFF_OPTS minimally (only -u<number> and
   --unified=<number> are currently supported);

 - Omit line count of 1 from "@@ -l,k +m,n @@" hunk header
   (i.e. when k == 1 or n == 1)

 - Adjust testsuite for the lack of -p support.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-25 16:50:00 -08:00
Linus Torvalds
621c53cc08 builtin-diff: \No newline at end of file.
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-25 16:49:59 -08:00
Linus Torvalds
3443546f6e Use a *real* built-in diff generator
This uses a simplified libxdiff setup to generate unified diffs _without_
doing  fork/execve of GNU "diff".

This has several huge advantages, for example:

Before:

	[torvalds@g5 linux]$ time git diff v2.6.16.. > /dev/null

	real    0m24.818s
	user    0m13.332s
	sys     0m8.664s

After:

	[torvalds@g5 linux]$ time git diff v2.6.16.. > /dev/null

	real    0m4.563s
	user    0m2.944s
	sys     0m1.580s

and the fact that this should be a lot more portable (ie we can ignore all
the issues with doing fork/execve under Windows).

Perhaps even more importantly, this allows us to do diffs without actually
ever writing out the git file contents to a temporary file (and without
any of the shell quoting issues on filenames etc etc).

NOTE! THIS PATCH DOES NOT DO THAT OPTIMIZATION YET! I was lazy, and the
current "diff-core" code actually will always write the temp-files,
because it used to be something that you simply had to do. So this current
one actually writes a temp-file like before, and then reads it into memory
again just to do the diff. Stupid.

But if this basic infrastructure is accepted, we can start switching over
diff-core to not write temp-files, which should speed things up even
further, especially when doing big tree-to-tree diffs.

Now, in the interest of full disclosure, I should also point out a few
downsides:

 - the libxdiff algorithm is different, and I bet GNU diff has gotten a
   lot more testing. And the thing is, generating a diff is not an exact
   science - you can get two different diffs (and you will), and they can
   both be perfectly valid. So it's not possible to "validate" the
   libxdiff output by just comparing it against GNU diff.

 - GNU diff does some nice eye-candy, like trying to figure out what the
   last function was, and adding that information to the "@@ .." line.
   libxdiff doesn't do that.

 - The libxdiff thing has some known deficiencies. In particular, it gets
   the "\No newline at end of file" case wrong. So this is currently for
   the experimental branch only. I hope Davide will help fix it.

That said, I think the huge performance advantage, and the fact that it
integrates better is definitely worth it. But it should go into a
development branch at least due to the missing newline issue.

Technical note: this is based on libxdiff-0.17, but I did some surgery to
get rid of the extraneous fat - stuff that git doesn't need, and seriously
cutting down on mmfile_t, which had much more capabilities than the diff
algorithm either needed or used. In this version, "mmfile_t" is just a
trivial <pointer,length> tuple.

That said, I tried to keep the differences to simple removals, so that you
can do a diff between this and the libxdiff origin, and you'll basically
see just things getting deleted. Even the mmfile_t simplifications are
left in a state where the diffs should be readable.

Apologies to Davide, whom I'd love to get feedback on this all from (I
wrote my own "fill_mmfile()" for the new simpler mmfile_t format: the old
complex format had a helper function for that, but I did my surgery with
the goal in mind that eventually we _should_ just do

	mmfile_t mf;

	buf = read_sha1_file(sha1, type, &size);
	mf->ptr = buf;
	mf->size = size;
	.. use "mf" directly ..

which was really a nightmare with the old "helpful" mmfile_t, and really
is that easy with the new cut-down interfaces).

[ Btw, as any hawk-eye can see from the diff, this was actually generated
  with itself, so it is "self-hosting". That's about all the testing it
  has gotten, along with the above kernel diff, which eye-balls correctly,
  but shows the newline issue when you double-check it with "git-apply" ]

Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-25 16:49:58 -08:00
Rene Scharfe
4c691724f1 tar-tree: Use the prefix field of a tar header
... to store parts of the path, if possible.  This allows us to avoid
writing extended headers in certain cases (long pathes can only be
split at '/' chars).

Also adds a file to the test repo with a 100 chars long directory name.
Even old versions of tar that don't understand POSIX extended headers
should be able to handle this testcase.

Btw.: The longest path in the kernel tree currently has 70 chars.
Together with a 30 chars long prefix this would already cross the
field limit of 100 chars.

Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-25 16:40:34 -08:00
Rene Scharfe
86da1c567d tar-tree: Remove obsolete code
Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-25 16:37:08 -08:00
Rene Scharfe
cb0c6df6f5 tar-tree: Use write_entry() to write the archive contents
Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-25 16:36:54 -08:00
Rene Scharfe
ae64bbc18c tar-tree: Introduce write_entry()
... and use it initially to write global extended header records.
Improvements compared to the old write_header():

  - Uses a struct ustar_header instead of hardcoded offsets.
  - Takes one struct strbuf as path argument instead of a (basedir,
    prefix, name) tuple.
  - Not only writes the tar header, but also the contents of the
    file, if any.
  - Does not write directly into the ring buffer.  This allows the
    code to be layed out more naturally, because there is no more
    ordering constraint.  Before we had to first finish writing the
    extended header, now we can construct the extended and normal
    headers in parallel.
  - The typeflag parameter has been replaced by (reasonable) magic
    values.  path == NULL indicates an extended header, additionally
    sha1 == NULL means it is a global extended header.

Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-25 16:35:43 -08:00
Rene Scharfe
2c6df2d5d1 tar-tree: Use SHA1 of root tree for the basedir
... instead of the made-up "0".

Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-25 16:34:37 -08:00
Linus Torvalds
c150462824 git-apply: safety fixes
This was triggered by me testing the "@@" numbering shorthand by GNU
patch, which not only showed that git-apply thought it meant the number
was duplicated (when it means that the second number is 1), but my tests
showed than when git-apply mis-understood the number, it would then not
raise an alarm about it if the patch ended early.

Now, this doesn't actually _matter_, since with a three-line context, the
only case that "x,1" will be shorthanded to "x" is when x itself is 1 (in
which case git-apply got it right), but the fact that git-apply would also
silently accept truncated patches was a missed opportunity for additional
sanity-checking.

So make git-apply refuse to look at a patch fragment that ends early.

Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-25 16:34:05 -08:00
Jon Loeliger
6a1640ffc6 Removed bogus "<snap>" identifier.
Signed-off-by: Jon Loeliger <jdl@jdl.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-24 22:24:06 -08:00
Jon Loeliger
6250ad1e7a Clarify and expand some hook documentation.
Clarify update and post-update hooks.
Made a few references to the hooks documentation.

Signed-off-by: Jon Loeliger <jdl@jdl.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-24 22:24:02 -08:00
Junio C Hamano
7561d9f544 commit-tree: check return value from write_sha1_file()
... found by Matthias Kestenholz.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-24 22:23:25 -08:00
Junio C Hamano
88d9405600 Merge branch 'jc/name' into next
* jc/name:
  sha1_name: make core.warnambiguousrefs the default.
  sha1_name: warning ambiguous refs.
2006-03-23 23:52:42 -08:00
Junio C Hamano
79f558a5fc Merge branch 'jc/cvsimport'
* jc/cvsimport:
  cvsimport: fix reading from rev-parse
  cvsimport: honor -i and non -i upon subsequent imports
2006-03-23 23:49:07 -08:00
Junio C Hamano
bdaa085f8c Merge branch 'jc/pull'
* jc/pull:
  git-pull: reword "impossible to fast-forward" message.
  git-pull: further safety while on tracking branch.
2006-03-23 23:47:32 -08:00
Junio C Hamano
9bc8b776c5 Merge branch 'jc/fetch'
* jc/fetch:
  fetch: exit non-zero when fast-forward check fails.
2006-03-23 23:46:06 -08:00
Junio C Hamano
8a8e623514 send-email: Identify author at the top when sending e-mail
git-send-email did not check if the sender is the same as the
patch author.  Follow the "From: at the beginning" convention to
propagate the patch author correctly.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-23 23:43:52 -08:00
Junio C Hamano
1b371f567d sha1_name: make core.warnambiguousrefs the default.
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-23 23:42:40 -08:00
Junio C Hamano
84a9b58c42 sha1_name: warning ambiguous refs.
This makes sure that many commands that take refs on the command
line to honor core.warnambiguousrefs configuration.  Earlier,
the commands affected by this patch did not read the
configuration file.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-23 23:41:18 -08:00
Francis Daly
b0d08a504b Format tweaks for asciidoc.
Some documentation "options" were followed by independent preformatted
paragraphs. Now they are associated plain text paragraphs. The
difference is clear in the generated html.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-22 11:06:19 -08:00
Junio C Hamano
dcd0409fc5 Merge branch 'jc/pull' into next
* jc/pull:
  git-pull: reword "impossible to fast-forward" message.
  git-pull: further safety while on tracking branch.
2006-03-22 01:57:24 -08:00
Junio C Hamano
8323124afe git-pull: reword "impossible to fast-forward" message.
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-22 01:57:11 -08:00
Junio C Hamano
cf46e7b899 git-pull: further safety while on tracking branch.
Running 'git pull' while on the tracking branch has a built-in
safety valve to fast-forward the index and working tree to match
the branch head, but it errs on the safe side too cautiously.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-22 01:09:43 -08:00
Junio C Hamano
8ff8eea016 Merge branch 'jc/revlist' into next
* jc/revlist:
  rev-list --timestamp
  git-apply: do not barf when updating an originally empty file.
  http-push.c: squelch C90 warnings.
  fix field width/precision warnings in blame.c
2006-03-22 00:52:41 -08:00
Junio C Hamano
ac5a85181a Merge branch 'jc/clone' into next
* jc/clone:
  git-clone: typofix.
2006-03-22 00:52:36 -08:00
Junio C Hamano
4c2e98d6ce git-clone: typofix.
The traditional one created refs/origin by mistake, not
refs/heads/origin.  Also it mistakenly failed to prevent
$origin from being listed twice in remotes/origin file.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-22 00:50:32 -08:00
Junio C Hamano
dc68c4fff4 rev-list --timestamp
This prefixes the raw commit timestamp to the output.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-22 00:22:00 -08:00
Junio C Hamano
3103cf9e1e git-apply: do not barf when updating an originally empty file.
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-22 00:21:07 -08:00
Junio C Hamano
8c9e7947c2 http-push.c: squelch C90 warnings.
If you write code after declarations in a block, gcc scolds you
with "warning: ISO C90 forbids mixed declarations and code".

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-21 15:50:18 -08:00
Luck, Tony
2928390774 fix field width/precision warnings in blame.c
Using "size_t" values for printf field width/precision upsets gcc, it
wants to see an "int".

Signed-off-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-21 15:39:44 -08:00
Paul Mackerras
7a1d9d14c8 gitk: Fix two bugs reported by users
The first was a simple typo where I put $yc instead of [yc $row].
The second was that I broke the logic for keeping up with fast
movement through the commits, e.g. when you select a commit and then
press down-arrow and let it autorepeat.  That got broken when I
changed the merge diff display to use git-diff-tree --cc.

Signed-off-by: Paul Mackerras <paulus@samba.org>
2006-03-22 10:21:45 +11:00
Junio C Hamano
d293b28127 Merge branch 'jc/clone' into next
* jc/clone:
  clone: record the remote primary branch with remotes/$origin/HEAD
2006-03-21 02:04:50 -08:00
Junio C Hamano
5a6696a0ed Merge branch 'jc/name' into next
* jc/name:
  get_sha1_basic(): try refs/... and finally refs/remotes/$foo/HEAD
2006-03-21 02:04:46 -08:00
Junio C Hamano
5ceb05f82e clone: record the remote primary branch with remotes/$origin/HEAD
This matches c51d13692d commit to
record the primary branch of the remote with a symbolic ref
remotes/$origin/HEAD.  The user can later change it to point at
different branch to change the meaning of "$origin" shorthand.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-21 02:02:46 -08:00
Junio C Hamano
c51d13692d get_sha1_basic(): try refs/... and finally refs/remotes/$foo/HEAD
This implements the suggestion by Jeff King to use
refs/remotes/$foo/HEAD to interpret a shorthand "$foo" to mean
the primary branch head of a tracked remote.  clone needs to be
told about this convention as well.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-03-21 01:42:04 -08:00
Junio C Hamano
f1250edff5 Merge branch 'jc/name' into next
* jc/name:
  core.warnambiguousrefs: warns when "name" is used and both "name" branch and tag exists.
  contrib/git-svn: allow rebuild to work on non-linear remote heads
  http-push: don't assume char is signed
  http-push: add support for deleting remote branches
  Be verbose when !initial commit
  Fix multi-paragraph list items in OPTIONS section
  http-fetch: nicer warning for a server with unreliable 404 status
2006-03-21 00:15:21 -08:00