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Author SHA1 Message Date
Junio C Hamano
a369bbfcc0 Merge branch 'lt/apply' into next
* lt/apply:
  git-apply: war on whitespace -- finishing touches.
  git-apply --whitespace=nowarn
2006-02-28 01:14:56 -08:00
Junio C Hamano
f21d672615 git-apply: war on whitespace -- finishing touches.
This changes the default --whitespace policy to nowarn when we
are only getting --stat, --summary etc. IOW when not applying
the patch.  When applying the patch, the default is warn (spit
out warning message but apply the patch).

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-28 01:12:52 -08:00
Nicolas Pitre
2b8d9347aa diff-delta: bound hash list length to avoid O(m*n) behavior
The diff-delta code can exhibit O(m*n) behavior with some patological
data set where most hash entries end up in the same hash bucket.

The latest code rework reduced the block size making it particularly
vulnerable to this issue, but the issue was always there and can be
triggered regardless of the block size.

This patch does two things:

1) the hashing has been reworked to offer a better distribution to
   atenuate the problem a bit, and

2) a limit is imposed to the number of entries that can exist in the
   same hash bucket.

Because of the above the code is a bit more expensive on average, but
the problematic samples used to diagnoze the issue are now orders of
magnitude less expensive to process with only a slight loss in
compression.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-27 21:38:01 -08:00
Junio C Hamano
bec2a69fe4 Revert "Revert "diff-delta: produce optimal pack data"" 2006-02-27 21:37:56 -08:00
Junio C Hamano
5c0d46eb3d git-apply --whitespace=nowarn
Andrew insists --whitespace=warn should be the default, and I
tend to agree.  This introduces --whitespace=warn, so if your
project policy is more lenient, you can squelch them by having
apply.whitespace=nowarn in your configuration file.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-27 17:36:00 -08:00
Junio C Hamano
383e20b614 apply --whitespace: configuration option.
The new configuration option apply.whitespace can take one of
"warn", "error", "error-all", or "strip".  When git-apply is run
to apply the patch to the index, they are used as the default
value if there is no command line --whitespace option.

Andrew can now tell people who feed him git trees to update to
this version and say:

	git repo-config apply.whitespace error

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-27 17:36:00 -08:00
Junio C Hamano
59aa256204 apply: squelch excessive errors and --whitespace=error-all
This by default makes --whitespace=warn, error, and strip to
warn only the first 5 additions of trailing whitespaces.  A new
option --whitespace=error-all can be used to view all of them
before applying.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-27 17:35:59 -08:00
Junio C Hamano
5c7b580c94 apply --whitespace fixes and enhancements.
In addition to fixing obvious command line parsing bugs in the
previous round, this changes the following:

 * Adds "--whitespace=strip".  This applies after stripping the
   new trailing whitespaces introduced to the patch.

 * The output error message format is changed to say
   "patch-filename:linenumber:contents of the line".  This makes
   it similar to typical compiler error message format, and
   helps C-x ` (next-error) in Emacs compilation buffer.

 * --whitespace=error and --whitespace=warn do not stop at the
   first error.  We might want to limit the output to say first
   20 such lines to prevent cluttering, but on the other hand if
   you are willing to hand-fix after inspecting them, getting
   everything with a single run might be easier to work with.
   After all, somebody has to do the clean-up work somewhere.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-27 17:35:59 -08:00
Linus Torvalds
1187df57c2 The war on trailing whitespace
On Sat, 25 Feb 2006, Andrew Morton wrote:
>
> I'd suggest a) git will simply refuse to apply such a patch unless given a
> special `forcing' flag, b) even when thus forced, it will still warn and c)
> with a different flag, it will strip-then-apply, without generating a
> warning.

This doesn't do the "strip-then-apply" thing, but it allows you to make
git-apply generate a warning or error on extraneous whitespace.

Use --whitespace=warn to warn, and (surprise, surprise) --whitespace=error
to make it a fatal error to have whitespace at the end.

Totally untested, of course. But it compiles, so it must be fine.

HOWEVER! Note that this literally will check every single patch-line with
"+" at the beginning. Which means that if you fix a simple typo, and the
line had a space at the end before, and you didn't remove it, that's still
considered a "new line with whitespace at the end", even though obviously
the line wasn't really new.

I assume this is what you wanted, and there isn't really any sane
alternatives (you could make the warning activate only for _pure_
additions with no deletions at all in that hunk, but that sounds a bit
insane).

		Linus
2006-02-27 17:35:59 -08:00
Junio C Hamano
621603b76a git-apply --whitespace=nowarn
Andrew insists --whitespace=warn should be the default, and I
tend to agree.  This introduces --whitespace=warn, so if your
project policy is more lenient, you can squelch them by having
apply.whitespace=nowarn in your configuration file.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-27 17:34:26 -08:00
Junio C Hamano
6d5e6fff52 Merge branch 'master' into next
* master:
  Merge part of kh/svnimport branch into master
  contrib/git-svn: correct commit example in manpage
  contrib/git-svn: tell the user to not modify git-svn-HEAD directly
  gitview: Remove trailing white space
  gitview: Fix the encoding related bug
  git-format-patch: Always add a blank line between headers and body.
  combine-diff: Honour -z option correctly.
  combine-diff: Honour --full-index.
2006-02-27 15:54:36 -08:00
Junio C Hamano
bfea9fc499 Merge branch 'lt/rev-list' into next
* lt/rev-list:
  Splitting rev-list into revisions lib, end of beginning.
2006-02-27 15:48:17 -08:00
Junio C Hamano
27a3f33945 Merge branch 'lt/apply' into next
* lt/apply:
  apply --whitespace: configuration option.
  apply: squelch excessive errors and --whitespace=error-all
2006-02-27 15:48:13 -08:00
Junio C Hamano
6490603b1b Merge branch 'kh/svnimport' into next
* kh/svnimport:
  Save username -> Full Name <email@addr.es> map file
  Let git-svnimport's author file use same syntax as git-cvsimport's
2006-02-27 15:48:06 -08:00
Junio C Hamano
f3a4ec48e4 Merge part of kh/svnimport branch into master 2006-02-27 15:46:39 -08:00
Eric Wong
7be737680f contrib/git-svn: correct commit example in manpage
Thanks to Nicolas Vilz <niv@iaglans.de> for noticing this.

Signed-off-by: Eric Wong <normalperson@yhbt.net>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-27 15:27:51 -08:00
Karl Hasselström
d3cac2c95a Save username -> Full Name <email@addr.es> map file
When the user specifies a username -> Full Name <email@addr.es> map
file with the -A option, save a copy of that file as
$git_dir/svn-authors. When running git-svnimport with an existing GIT
directory, use $git_dir/svn-authors (if it exists) unless a file was
explicitly specified with -A.

Signed-off-by: Karl Hasselström <kha@treskal.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-27 15:27:24 -08:00
Karl Hasselström
80804d0af8 Let git-svnimport's author file use same syntax as git-cvsimport's
git-cvsimport uses a username => Full Name <email@addr.es> mapping
file with this syntax:

  kha=Karl Hasselström <kha@treskal.com>

Since there is no reason to use another format for git-svnimport, use
the same format.

Signed-off-by: Karl Hasselström <kha@treskal.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-27 15:27:21 -08:00
Junio C Hamano
2ae1c53b51 apply --whitespace: configuration option.
The new configuration option apply.whitespace can take one of
"warn", "error", "error-all", or "strip".  When git-apply is run
to apply the patch to the index, they are used as the default
value if there is no command line --whitespace option.

Andrew can now tell people who feed him git trees to update to
this version and say:

	git repo-config apply.whitespace error

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-27 14:47:45 -08:00
Junio C Hamano
fc96b7c9ba apply: squelch excessive errors and --whitespace=error-all
This by default makes --whitespace=warn, error, and strip to
warn only the first 5 additions of trailing whitespaces.  A new
option --whitespace=error-all can be used to view all of them
before applying.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-27 14:16:30 -08:00
Eric Wong
b705ba43c6 contrib/git-svn: tell the user to not modify git-svn-HEAD directly
As a rule, interface branches to different SCMs should never be modified
directly by the user.  They are used exclusively for talking to the
foreign SCM.

Signed-off-by: Eric Wong <normalperson@yhbt.net>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-27 12:55:16 -08:00
Linus Torvalds
d9a83684c4 Splitting rev-list into revisions lib, end of beginning.
This makes the rewrite easier to validate in that revision flag
parsing and warlking part are now all in rev_info structure.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-27 11:10:16 -08:00
Aneesh Kumar K.V
c447f10f99 gitview: Remove trailing white space
Do the cleanup using Dave jones vim script

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@gmail.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-27 11:01:58 -08:00
Aneesh Kumar K.V
68d55b83a5 gitview: Fix the encoding related bug
Get the encoding information from repository and convert it to utf-8 before
passing to gtk.TextBuffer.set_text. gtk.TextBuffer.set_text work only with utf-8

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@gmail.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-27 11:01:54 -08:00
Alexandre Julliard
f891cb3fd6 git-format-patch: Always add a blank line between headers and body.
If the second line of the commit message isn't empty, git-format-patch
needs to add an empty line in order to generate a properly formatted
mail. Otherwise git-rebase drops the rest of the commit message.

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-27 11:01:47 -08:00
Mark Wooding
6baf0484ef combine-diff: Honour -z option correctly.
Combined diffs don't null terminate things in the same way as standard
diffs.  This is presumably wrong.

Signed-off-by: Mark Wooding <mdw@distorted.org.uk>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-27 11:01:22 -08:00
Mark Wooding
e70c6b3574 combine-diff: Honour --full-index.
For some reason, combined diffs don't honour the --full-index flag when
emitting patches.  Fix this.

Signed-off-by: Mark Wooding <mdw@distorted.org.uk>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-27 11:01:05 -08:00
Junio C Hamano
6c1413a17e Merge branch 'kh/svnimport' into next
* kh/svnimport:
  svnimport: Read author names and emails from a file
2006-02-26 21:55:16 -08:00
Junio C Hamano
0a26233859 Merge branch 'lt/apply' into next
* lt/apply:
  apply --whitespace fixes and enhancements.
  The war on trailing whitespace
  svnimport: Convert the svn:ignore property
  svnimport: Convert executable flag
  svnimport: Mention -r in usage summary
  Make git diff-generation use a simpler spawn-like interface
2006-02-26 21:55:08 -08:00
Junio C Hamano
b5767dd660 apply --whitespace fixes and enhancements.
In addition to fixing obvious command line parsing bugs in the
previous round, this changes the following:

 * Adds "--whitespace=strip".  This applies after stripping the
   new trailing whitespaces introduced to the patch.

 * The output error message format is changed to say
   "patch-filename:linenumber:contents of the line".  This makes
   it similar to typical compiler error message format, and
   helps C-x ` (next-error) in Emacs compilation buffer.

 * --whitespace=error and --whitespace=warn do not stop at the
   first error.  We might want to limit the output to say first
   20 such lines to prevent cluttering, but on the other hand if
   you are willing to hand-fix after inspecting them, getting
   everything with a single run might be easier to work with.
   After all, somebody has to do the clean-up work somewhere.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-26 21:54:14 -08:00
Linus Torvalds
19bfcd5a14 The war on trailing whitespace
On Sat, 25 Feb 2006, Andrew Morton wrote:
>
> I'd suggest a) git will simply refuse to apply such a patch unless given a
> special `forcing' flag, b) even when thus forced, it will still warn and c)
> with a different flag, it will strip-then-apply, without generating a
> warning.

This doesn't do the "strip-then-apply" thing, but it allows you to make
git-apply generate a warning or error on extraneous whitespace.

Use --whitespace=warn to warn, and (surprise, surprise) --whitespace=error
to make it a fatal error to have whitespace at the end.

Totally untested, of course. But it compiles, so it must be fine.

HOWEVER! Note that this literally will check every single patch-line with
"+" at the beginning. Which means that if you fix a simple typo, and the
line had a space at the end before, and you didn't remove it, that's still
considered a "new line with whitespace at the end", even though obviously
the line wasn't really new.

I assume this is what you wanted, and there isn't really any sane
alternatives (you could make the warning activate only for _pure_
additions with no deletions at all in that hunk, but that sounds a bit
insane).

		Linus
2006-02-26 21:54:14 -08:00
Junio C Hamano
ef556367c2 Merge branch 'lt/rev-list' into next
* lt/rev-list:
  rev-list split: minimum fixup.
2006-02-26 21:53:56 -08:00
Karl Hasselström
36610b24f1 svnimport: Read author names and emails from a file
Read a file with lines on the form

  username User's Full Name <email@addres.org>

and use "User's Full Name <email@addres.org>" as the GIT author and
committer for Subversion commits made by "username". If encountering a
commit made by a user not in the list, abort.

Signed-off-by: Karl Hasselström <kha@treskal.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-26 21:34:42 -08:00
Karl Hasselström
c55f3fff35 svnimport: Convert the svn:ignore property
Put the value of the svn:ignore property in a regular file when
converting a Subversion repository to GIT. The Subversion and GIT
ignore syntaxes are similar enough that it often just works to set the
filename to .gitignore and do nothing else.

Signed-off-by: Karl Hasselström <kha@treskal.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-26 21:34:42 -08:00
Karl Hasselström
4802426ddb svnimport: Convert executable flag
Convert the svn:executable property to file mode 755 when converting
an SVN repository to GIT.

Signed-off-by: Karl Hasselström <kha@treskal.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-26 21:34:42 -08:00
Karl Hasselström
525c0d713c svnimport: Mention -r in usage summary
I added the -r option to git-svnimport some time ago, but forgot to
update the usage summary in the documentation.

Signed-off-by: Karl Hasselström <kha@treskal.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-26 21:34:41 -08:00
Junio C Hamano
d9cfb964c7 rev-list split: minimum fixup.
This fixes "the other end has commit X but since then we tagged
that commit with tag T, and he says he wants T -- what is the
list of objects we need to send him?" question:

	git-rev-list --objects ^X T

We ended up sending everything since the beginning of time X-<.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-26 21:19:14 -08:00
Linus Torvalds
8676eb4313 Make git diff-generation use a simpler spawn-like interface
Instead of depending of fork() and execve() and doing things in between
the two, make the git diff functions do everything up front, and then do
a single "spawn_prog()" invocation to run the actual external diff
program (if any is even needed).

This actually ends up simplifying the code, and should make it much
easier to make it efficient under broken operating systems (read: Windows).

Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-26 16:21:27 -08:00
Junio C Hamano
b5233a6195 Merge branch 'lt/rev-list' into next
* lt/rev-list:
  First cut at libifying revlist generation
  Merge branch 'maint'
  sample hooks template.
  Teach the "git" command to handle some commands internally
  Use setenv(), fix warnings
  contrib/git-svn: version 0.10.0
  contrib/git-svn: optimize sequential commits to svn
  contrib/git-svn: add show-ignore command
  annotate: Use qx{} for pipes on activestate.
  annotate: Convert all -| calls to use a helper open_pipe().
  annotate: Handle dirty state and arbitrary revisions.
  git-fetch: print the new and old ref when fast-forwarding
2006-02-26 15:33:49 -08:00
Linus Torvalds
ae563542bf First cut at libifying revlist generation
This really just splits things up partially, and creates the
interface to set things up by parsing the command line.

No real code changes so far, although the parsing of filenames is a bit
stricter. In particular, if there is a "--", then we do not accept any
filenames before it, and if there isn't any "--", then we check that _all_
paths listed are valid, not just the first one.

The new argument parsing automatically also gives us "--default" and
"--not" handling as in git-rev-parse.

Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-26 15:33:27 -08:00
Junio C Hamano
ac5f7c62c2 Merge branch 'maint'
* maint:
  sample hooks template.
2006-02-26 15:25:52 -08:00
Junio C Hamano
a204756a45 sample hooks template.
These two sample hooks try to detect and use the corresponding
commit hook from the same repository.  However, they forgot to
set up GIT_DIR for their own use, so was not in effect.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-26 15:16:41 -08:00
Linus Torvalds
231af8322a Teach the "git" command to handle some commands internally
This is another patch in the "prepare to do more in C" series, where the
git wrapper command is taught about the notion of handling some
functionality internally.

Right now, the only internal commands are "version" and "help", but the
point being that we can now easily extend it to handle some of the trivial
scripts internally. Things like "git log" and "git diff" wouldn't need
separate external scripts any more.

This also implies that to support the old "git-log" and "git-diff" syntax,
the "git" wrapper now automatically looks at the name it was executed as,
and if it is "git-xxxx", it will assume that it is to internally do what
"git xxxx" would do.

In other words, you can (once you implement an internal command) soft- or
hard-link that command to the "git" wrapper command, and it will do the
right thing, whether you use the "git xxxx" or the "git-xxxx" format.

There's one other change: the search order for external programs is
modified slightly, so that the first entry remains GIT_EXEC_DIR, but the
second entry is the same directory as the git wrapper itself was executed
out of - if we can figure it out from argv[0], of course.

Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-26 15:10:37 -08:00
Timo Hirvonen
962554c616 Use setenv(), fix warnings
- Fix -Wundef -Wold-style-definition warnings
  - Make pll_free() static

[jc: original patch by Timo had another unrelated bits:

  - Use setenv() instead of putenv()

 I'm postponing that part for now.]

Signed-off-by: Timo Hirvonen <tihirvon@gmail.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-26 15:06:45 -08:00
Eric Wong
3c0b7511cd contrib/git-svn: version 0.10.0
New features deserve an increment of the minor version.  This will very
likely become 1.0.0 unless release-critical bugs are found.

Signed-off-by: Eric Wong <normalperson@yhbt.net>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-26 15:04:59 -08:00
Eric Wong
e17512f3de contrib/git-svn: optimize sequential commits to svn
Avoid running 'svn up' to a previous revision if we know the
revision we just committed is the first descendant of the
revision we came from.

This reduces the time to do a series of commits by about 25%.

Signed-off-by: Eric Wong <normalperson@yhbt.net>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-26 15:02:45 -08:00
Eric Wong
8f22562c6b contrib/git-svn: add show-ignore command
Recursively finds and lists the svn:ignore property on
directories.  The output is suitable for appending to the
$GIT_DIR/info/exclude file.

Signed-off-by: Eric Wong <normalperson@yhbt.net>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-26 14:55:13 -08:00
Ryan Anderson
f60d46911d annotate: Use qx{} for pipes on activestate.
Note: This needs someone to tell me what the value of $^O is on ActiveState.

Signed-off-by: Ryan Anderson <ryan@michonline.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-26 14:45:22 -08:00
Ryan Anderson
6b3e21d603 annotate: Convert all -| calls to use a helper open_pipe().
When we settle on a solution for ActiveState's forking issues, all
compatibility checks can be handled inside this one function.

Also, fixed an abuse of global variables in the process of cleaning this up.

Signed-off-by: Ryan Anderson <ryan@michonline.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-26 14:45:05 -08:00
Ryan Anderson
87475f4dfc annotate: Handle dirty state and arbitrary revisions.
Also, use Getopt::Long and only process each rev once.

(Thanks to Morten Welinder for spotting the performance problems.)

Signed-off-by: Ryan Anderson <ryan@michonline.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-26 14:43:55 -08:00