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Author SHA1 Message Date
Felipe Contreras
aa38740791 git_config(): not having a per-repo config file is not an error
Currently git_config() returns an error if there is no repo config file
available (cwd is not a git repo); it will correctly parse the system
and global config files, but still return an error.

It doesn't affect anything else since almost nobody is checking for the
return code (with the exception of 'git remote update').

A reorganization in 'git config' would benefit from being able to
properly detect errors in git_config() without the noise generated when
cwd is not a git repo.

Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-21 20:35:50 -08:00
Johannes Schindelin
414f2e5337 git config: trivial cleanup for editor action
Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-21 20:35:48 -08:00
Felipe Contreras
4b951b7eb0 git config: codestyle cleanups
Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-21 20:35:43 -08:00
Thomas Rast
30984ed2e9 format-patch: support deep threading
For deep threading mode, i.e., the mode that gives a thread structured
like

  + [PATCH 0/n] Cover letter
   `-+ [PATCH 1/n] First patch
      `-+ [PATCH 2/n] Second patch
         `-+ ...

we currently have to use 'git send-email --thread' (the default).  On
the other hand, format-patch also has a --thread option which gives
shallow mode, i.e.,

  + [PATCH 0/n] Cover letter
  |-+ [PATCH 1/n] First patch
  |-+ [PATCH 2/n] Second patch
  ...

To reduce the confusion resulting from having two indentically named
features in different tools giving different results, let format-patch
take an optional argument '--thread=deep' that gives the same output
as 'send-mail --thread'.  With no argument, or 'shallow', behave as
before.  Also add a configuration variable format.thread with the same
semantics.

Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-21 20:26:10 -08:00
Thomas Rast
2175c10d5a format-patch: thread as reply to cover letter even with in-reply-to
Currently, format-patch --thread --cover-letter --in-reply-to $parent
makes all mails, including the cover letter, a reply to $parent.
However, we would want the reader to consider the cover letter above
all the patches.

This changes the semantics so that only the cover letter is a reply to
$parent, while all the patches are formatted as replies to the cover
letter.

Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-21 20:26:10 -08:00
Thomas Rast
b079c50e03 format-patch: track several references
Currently, format-patch can only track a single reference (the
In-Reply-To:) for each mail.  To ensure proper threading, we should
list all known references for every mail.

Change the rev_info.ref_message_id field to a string_list, so that we
can append references at will, and change the output formatting
routines to print all of them in the References: header.  The last
entry in the list is implicitly assumed to be the In-Reply-To:, which
gives output consistent with RFC 2822:

   The "References:" field will contain the contents of the parent's
   "References:" field (if any) followed by the contents of the
   parent's "Message-ID:" field (if any).

Note that this is just preparatory work; nothing uses it yet, so all
"References:" fields in the output are still only one deep.

Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-21 20:26:03 -08:00
Junio C Hamano
2d602e9179 Merge branch 'for-junio' of git://source.winehq.org/~julliard/git/git
* 'for-junio' of git://source.winehq.org/~julliard/git/git:
  Add a README in the contrib/emacs directory.
  git.el: Improve the confirmation message on remove and revert.
  git.el: Make sure that file lists are sorted as they are created.
2009-02-21 10:38:04 -08:00
Alexandre Julliard
6f3c504b54 Add a README in the contrib/emacs directory.
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
2009-02-21 13:57:53 +01:00
Alexandre Julliard
5b4e44104e git.el: Improve the confirmation message on remove and revert.
If there's only one file, print its name instead of just "1 file".

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
2009-02-21 13:49:44 +01:00
Alexandre Julliard
21ba0e8435 git.el: Make sure that file lists are sorted as they are created.
This avoids a possibly redundant sort in git-update-status-files and
git-status-filenames-map, and allows callers to continue using the
list without having to copy it.

It also fixes the confusing success messages reported by Brent
Goodrick.

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
2009-02-21 13:49:36 +01:00
Linus Torvalds
7dff9b30ea Support 'raw' date format
Talking about --date, one thing I wanted for the 1234567890 date was to
get things in the raw format. Sure, you get them with --pretty=raw, but it
felt a bit sad that you couldn't just ask for the date in raw format.

So here's a throw-away patch (meaning: I won't be re-sending it, because I
really don't think it's a big deal) to add "--date=raw". It just prints
out the internal raw git format - seconds since epoch plus timezone (put
another way: 'date +"%s %z"' format)

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-20 21:45:42 -08:00
Thomas Rast
b26d8d217d Test git-patch-id
So far, git-patch-id was untested.  Add some simple checks for output
format and patch (in)equality.

Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-20 00:02:48 -08:00
Thomas Rast
fcbc6efc7c Test rev-list --parents/--children
Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-20 00:02:48 -08:00
Thomas Rast
28fd76bd04 Test log --decorate
Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-20 00:02:48 -08:00
Thomas Rast
02a6552c28 Test fsck a bit harder
git-fsck, of all tools, has very few tests.  This adds some more:
* a corrupted object;
* a branch pointing to a non-commit;
* a tag pointing to a nonexistent object;
* and a tag pointing to an object of a type other than what the tag
  itself claims.

Only the first two are caught.  At least the third probably should,
too, but currently slips through.

Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-20 00:02:48 -08:00
Thomas Rast
289e162318 Test log --graph
So far there were no tests checking that log --graph actually works.

Note that the tests strip trailing whitespace, as the current --graph
emits trailing whitespace on lines that do not contain anything but
graph lines.

Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-20 00:02:48 -08:00
Thomas Rast
f37bfb7a4d Test diff --dirstat functionality
This is only a very rudimentary test, but it was untested before.

Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-20 00:02:48 -08:00
Thomas Rast
85569d7498 Test that diff can read from stdin
Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-20 00:02:40 -08:00
Thomas Rast
901c369af5 Support coverage testing with GCC/gcov
With gcc's --coverage option, we can perform automatic coverage data
collection for the test suite.

Add a new Makefile target 'coverage' that scraps all previous coverage
results, recompiles git with the required compiler/linker flags (in
addition to any flags you specify manually), then runs the test suite
and compiles a report.

The compilation must be done with all optimizations disabled, since
inlined functions (and for line-by-line coverage, also optimized
branches/loops) break coverage tracking.

The tests are run serially (with -j1).  The coverage code should
theoretically allow concurrent access to its data files, but the
author saw random test failures.  Obviously this could be improved.

The report currently consists of a list of functions that were never
executed during the tests, which is written to
'coverage-untested-functions'.  Once this list becomes reasonably
short, we would also want to look at branches that were never taken.

Currently only toplevel *.c files are considered.  It would be nice to
at least include xdiff, but --coverage did not save data to
subdirectories on the system used to write this (gcc 4.3.2).

Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-20 00:01:57 -08:00
Junio C Hamano
8c5b85ce87 Merge branch 'maint'
* maint:
  More friendly message when locking the index fails.
  Document git blame --reverse.
  Documentation: Note file formats send-email accepts
2009-02-19 23:44:07 -08:00
Matthieu Moy
e43a6fd3e9 More friendly message when locking the index fails.
Just saying that index.lock exists doesn't tell the user _what_ to do
to fix the problem. We should give an indication that it's normally
safe to delete index.lock after making sure git isn't running here.

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-19 23:22:57 -08:00
Matthieu Moy
b452cc16d8 Document git blame --reverse.
This was introduced in 85af7929ee but
not documented outside the commit message.

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-19 23:22:18 -08:00
Marcel M. Cary
7d233dea5f gitweb: Hyperlink multiple git hashes on the same commit message line
The current implementation only hyperlinks the first hash on
a given line of the commit message.  It seems sensible to
highlight all of them if there are multiple, and it seems
plausible that there would be multiple even with a tidy line
length limit, because they can be abbreviated as short as 8
characters.

Benchmark:

I wanted to make sure that using the 'e' switch to the Perl regex
wasn't going to kill performance, since this is called once per commit
message line displayed.

In all three A/B scenarios I tried, the A and B yielded the same
results within 2%, where A is the version of code before this patch
and B is the version after.

1: View a commit message containing the last 1000 commit hashes
2: View a commit message containing 1000 lines of 40 dots to avoid
   hyperlinking at the same message length
3: View a short merge commit message with a few lines of text and
   no hashes

All were run in CGI mode on my sub-production hardware on a recent
clone of git.git.  Numbers are the average of 10 reqests per second
with the first request discarded, since I expect this change to affect
primarily CPU usage.  Measured with ApacheBench.

Note that the web page rendered was the same; while the new code
supports multiple hashes per line, there was at most one per line.

The primary purpose of scenarios 2 and 3 were to verify that the
addition of 1000 commit messages had an impact on how much of the time
was spent rendering commit messages.  They were all within 2% of 0.80
requests per second (much faster).

So I think the patch has no noticeable effect on performance.

Signed-off-by: Marcel M. Cary <marcel@oak.homeunix.org>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-19 22:49:55 -08:00
Johannes Schindelin
024aa7d8d5 system_path(): simplify using strip_path_suffix(), and add suffix "git"
At least for the author of this patch, the logic in system_path() was
too hard to understand.  Using the function strip_path_suffix() documents
the idea of the code better.

The real change is to add the suffix "git", so that a runtime prefix will
be computed correctly even when the executable was called in /git/ as is
the case in msysGit (Windows insists to search the current directory
before the PATH when looking for an executable).

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Acked-by: Johannes Sixt <j6t@kdbg.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-19 22:47:39 -08:00
Johannes Schindelin
4fcc86b07d Introduce the function strip_path_suffix()
The function strip_path_suffix() will try to strip a given suffix from
a given path.  The suffix must start at a directory boundary (i.e. "core"
is not a path suffix of "libexec/git-core", but "git-core" is).

Arbitrary runs of directory separators ("slashes") are assumed identical.

Example:

	strip_path_suffix("C:\\msysgit/\\libexec\\git-core",
		"libexec///git-core", &prefix)

will set prefix to "C:\\msysgit" and return 0.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Acked-by: Johannes Sixt <j6t@kdbg.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-19 22:45:48 -08:00
Thomas Rast
484cf6c3f1 format-patch: threading test reactivation
t4014 tests format-patch --thread since 7d812145, but the tests were
ineffective right from the start at least for bash and dash.  The
loops of the form

  for ...; do something || break; done

introduced by 7d812145 and 5d02294 always exit with status 0, even if
'something' failed, because 'break' returns 0 unless there was no loop
to break.

We take a rather different approach that uses an admittedly heinous
inline Perl script to mangle all interesting information into a format
that is invariant between runs.  We can then test the full patch
sequence in one go (with --stdout), doing away with the loop problem.

Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-19 21:41:57 -08:00
Kjetil Barvik
1dcafcc0e6 verify_uptodate(): add ce_uptodate(ce) test
If we inside verify_uptodate() can already tell from the ce entry that
it is already uptodate by testing it with ce_uptodate(ce), there is no
need to call lstat(2) and ie_match_stat() afterwards.

And, reading from the commit log message from:

    commit eadb583134
    Author: Junio C Hamano <gitster@pobox.com>
    Date:   Fri Jan 18 23:45:24 2008 -0800

    Avoid running lstat(2) on the same cache entry.

this also seems to be correct usage of the ce_uptodate() macro
introduced by that patch.

This will avoid lots of lstat(2) calls in some cases, for example
by running the 'git checkout' command.

Signed-off-by: Kjetil Barvik <barvik@broadpark.no>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-19 21:39:51 -08:00
Kjetil Barvik
fba2f38a2c make USE_NSEC work as expected
Since the filesystem ext4 is now defined as stable in Linux v2.6.28,
and ext4 supports nanonsecond resolution timestamps natively, it is
time to make USE_NSEC work as expected.

This will make racy git situations less likely to happen.  For 'git
checkout' this means it will be less likely that we have to open, read
the contents of the file into RAM, and check if file is really
modified or not.  The result sould be a litle less used CPU time, less
pagefaults and a litle faster program, at least for 'git checkout'.

Since the number of possible racy git situations would increase when
disks gets faster, this patch would be more and more helpfull as times
go by.  For a fast Solid State Disk, this patch should be helpfull.

Note that, when file operations starts to take less than 1 nanosecond,
one would again start to get more racy git situations.

For more info on racy git, see Documentation/technical/racy-git.txt
For more info on ext4, see http://kernelnewbies.org/Ext4

Signed-off-by: Kjetil Barvik <barvik@broadpark.no>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-19 21:39:48 -08:00
Kjetil Barvik
8cd6192e16 fix compile error when USE_NSEC is defined
'struct cache' does not have a 'usec' member, but a 'unsigned int
nsec' member.  Simmilar 'struct stat' does not have a 'st_mtim.usec'
member, and we should instead use 'st_mtim.tv_nsec'.

Signed-off-by: Kjetil Barvik <barvik@broadpark.no>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-19 21:27:14 -08:00
Todd Zullinger
c4ba87a6e2 Documentation: Note file formats send-email accepts
Signed-off-by: Todd Zullinger <tmz@pobox.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-18 22:15:29 -08:00
Jeff King
0afc304406 add basic branch display tests
We were not testing the output of "git branch" anywhere.
Not only does this not protect us against regressions in the
output, but we are not exercising code paths which may have
bugs (such as the one fixed by 45e2b61).

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-18 19:59:21 -08:00
Jeff King
66648ad7fe branch: clean up repeated strlen
Commit 45e2b61 fixed the initialization of a "len" struct
parameter via strlen. We can use that to clean up what is
now 3 strlens in a 6-line sequence.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-18 19:59:16 -08:00
Kjetil Barvik
36419c8ee4 check_updates(): effective removal of cache entries marked CE_REMOVE
Below is oprofile output from GIT command 'git chekcout -q my-v2.6.25'
(move from tag v2.6.27 to tag v2.6.25 of the Linux kernel):

CPU: Core 2, speed 1999.95 MHz (estimated)
Counted CPU_CLK_UNHALTED events (Clock cycles when not halted) with a unit
                         mask of 0x00 (Unhalted core cycles) count 20000
Counted INST_RETIRED_ANY_P events (number of instructions retired) with a
                           unit mask of 0x00 (No unit mask) count 20000
CPU_CLK_UNHALT...|INST_RETIRED:2...|
  samples|      %|  samples|      %|
------------------------------------
   409247 100.000    342878 100.000 git
        CPU_CLK_UNHALT...|INST_RETIRED:2...|
          samples|      %|  samples|      %|
        ------------------------------------
           260476 63.6476    257843 75.1996 libz.so.1.2.3
           100876 24.6492     64378 18.7758 kernel-2.6.28.4_2.vmlinux
            30850  7.5382      7874  2.2964 libc-2.9.so
            14775  3.6103      8390  2.4469 git
             2020  0.4936      4325  1.2614 libcrypto.so.0.9.8
              191  0.0467        32  0.0093 libpthread-2.9.so
               58  0.0142        36  0.0105 ld-2.9.so
                1 2.4e-04         0       0 libldap-2.3.so.0.2.31

Detail list of the top 20 function entries (libz counted in one blob):

CPU_CLK_UNHALTED  INST_RETIRED_ANY_P
samples  %        samples  %        image name               symbol name
260476   63.6862  257843   75.2725  libz.so.1.2.3            /lib/libz.so.1.2.3
16587     4.0555  3636      1.0615  libc-2.9.so              memcpy
7710      1.8851  277       0.0809  libc-2.9.so              memmove
3679      0.8995  1108      0.3235  kernel-2.6.28.4_2.vmlinux d_validate
3546      0.8670  2607      0.7611  kernel-2.6.28.4_2.vmlinux __getblk
3174      0.7760  1813      0.5293  libc-2.9.so              _int_malloc
2396      0.5858  3681      1.0746  kernel-2.6.28.4_2.vmlinux copy_to_user
2270      0.5550  2528      0.7380  kernel-2.6.28.4_2.vmlinux __link_path_walk
2205      0.5391  1797      0.5246  kernel-2.6.28.4_2.vmlinux ext4_mark_iloc_dirty
2103      0.5142  1203      0.3512  kernel-2.6.28.4_2.vmlinux find_first_zero_bit
2077      0.5078  997       0.2911  kernel-2.6.28.4_2.vmlinux do_get_write_access
2070      0.5061  514       0.1501  git                      cache_name_compare
2043      0.4995  1501      0.4382  kernel-2.6.28.4_2.vmlinux rcu_irq_exit
2022      0.4944  1732      0.5056  kernel-2.6.28.4_2.vmlinux __ext4_get_inode_loc
2020      0.4939  4325      1.2626  libcrypto.so.0.9.8       /usr/lib/libcrypto.so.0.9.8
1965      0.4804  1384      0.4040  git                      patch_delta
1708      0.4176  984       0.2873  kernel-2.6.28.4_2.vmlinux rcu_sched_grace_period
1682      0.4112  727       0.2122  kernel-2.6.28.4_2.vmlinux sysfs_slab_alias
1659      0.4056  290       0.0847  git                      find_pack_entry_one
1480      0.3619  1307      0.3816  kernel-2.6.28.4_2.vmlinux ext4_writepage_trans_blocks

Notice the memmove line, where the CPU did 7710 / 277 = 27.8 cycles
per instruction, and compared to the total cycles spent inside the
source code of GIT for this command, all the memmove() calls
translates to (7710 * 100) / 14775 = 52.2% of this.

Retesting with a GIT program compiled for gcov usage, I found out that
the memmove() calls came from remove_index_entry_at() in read-cache.c,
where we have:

        memmove(istate->cache + pos,
                istate->cache + pos + 1,
                (istate->cache_nr - pos) * sizeof(struct cache_entry *));

remove_index_entry_at() is called 4902 times from check_updates() in
unpack-trees.c, and each time called we move each cache_entry pointers
(from the removed one) one step to the left.

Since we have 28828 entries in the cache this time, and if we on
average move half of them each time, we in total move approximately
4902 * 0.5 * 28828 * 4 = 282 629 712 bytes, or twice this amount if
each pointer is 8 bytes (64 bit).

OK, is seems that the function check_updates() is called 28 times, so
the estimated guess above had been more correct if check_updates() had
been called only once, but the point is: we get lots of bytes moved.

To fix this, and use an O(N) algorithm instead, where N is the number
of cache_entries, we delete/remove all entries in one loop through all
entries.

From a retest, the new remove_marked_cache_entries() from the patch
below, ended up with the following output line from oprofile:

46        0.0105  15        0.0041  git                      remove_marked_cache_entries

If we can trust the numbers from oprofile in this case, we saved
approximately ((7710 - 46) * 20000) / (2 * 1000 * 1000 * 1000) = 0.077
seconds CPU time with this fix for this particular test.  And notice
that now the CPU did only 46 / 15 = 3.1 cycles/instruction.

Signed-off-by: Kjetil Barvik <barvik@broadpark.no>
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-18 17:11:21 -08:00
Junio C Hamano
25487f8e2a Merge branch 'maint'
* maint:
  tests: fix "export var=val"
  Skip timestamp differences for diff --no-index
  Documentation/git-push: --all, --mirror, --tags can not be combined
2009-02-18 11:31:52 -08:00
Junio C Hamano
91e80b984e tests: fix "export var=val"
Some shells do not like "export var=val"; the right way to write
it is to do an assignment and then export just the variable name.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-18 11:17:27 -08:00
Lars Noschinski
88e38808cd filter-branch -d: Export GIT_DIR earlier
The improved error handling catches a bug in filter-branch when using
-d pointing to a path outside any git repository:

$ git filter-branch -d /tmp/foo master
fatal: Not a git repository (or any of the parent directories): .git

This error message comes from git for-each-ref in line 224. GIT_DIR is
set correctly by git-sh-setup (to the foo.git repository), but not
exported (yet).

Signed-off-by: Lars Noschinski <lars@public.noschinski.de>
Acked-by: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-18 11:15:17 -08:00
Jay Soffian
51b2ead03c disallow providing multiple upstream branches to rebase, pull --rebase
It does not make sense to provide multiple upstream branches to either
git pull --rebase, or to git rebase, so disallow both.

Signed-off-by: Jay Soffian <jaysoffian@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-18 11:14:04 -08:00
Miklos Vajna
ce8e880406 parse-opt: migrate builtin-ls-files.
Signed-off-by: Miklos Vajna <vmiklos@frugalware.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-18 11:04:24 -08:00
Johannes Schindelin
7c4c97c0ac Turn the flags in struct dir_struct into a single variable
By having flags represented as bits in the new member variable 'flags',
it will be easier to use parse_options when dir_struct is involved.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-18 11:04:19 -08:00
Michael Spang
d61027b21f Skip timestamp differences for diff --no-index
We display empty diffs for files whose timestamps have changed.
Usually, refreshing the index makes those empty diffs go away.
However, when not using the index they are not very useful and
there is no option to suppress them.

This forces on the skip_stat_unmatch option for diff --no-index,
suppressing any empty diffs. This option is also used for diffs
against the index when "diff.autorefreshindex" is set, but that
option does not apply to diff --no-index.

Signed-off-by: Michael Spang <mspang@uwaterloo.ca>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-18 10:55:33 -08:00
Junio C Hamano
8851f4800c git-add -i/-p: learn to unwrap C-quoted paths
The underlying plumbing commands are not run with -z option, so the paths
returned from them need to be unquoted as needed.

Remove the now stale BUGS section from git-add documentaiton as suggested
by Teemu Likonen.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-18 10:53:49 -08:00
Junio C Hamano
b94ead7594 git-svn: fix parsing of timestamp obtained from svn
Ward Wouts reports that git-svn barfed like this:

    Unable to parse date: 2004-03-09T09:44:33.Z at /usr/bin/git-svn line 3995

The parse_svn_date sub expects there always are one or more digits after
the decimal point to record fractional seconds, but this example does not
and results in a failure like this.

The fix is based on the original fix by the reporter, further cleaned up.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
Acked-by: Eric Wong <normalperson@yhbt.net>
2009-02-18 10:48:01 -08:00
Marcel M. Cary
df5d10a32e gitweb: Fix warnings with override permitted but no repo override
When a feature like "blame" is permitted to be overridden in the
repository configuration but it is not actually set in the repository,
a warning is emitted due to the undefined value of the repository
configuration, even though it's a perfectly normal condition.
Emitting warning is grounds for test failure in the gitweb test
script.

This error was caused by rewrite of git_get_project_config from using
"git config [<type>] <name>" for each individual configuration
variable checked to parsing "git config --list --null" output in
commit b201927 (gitweb: Read repo config using 'git config -z -l').
Earlier version of git_get_project_config was returning empty string
if variable do not exist in config; newer version is meant to return
undef in this case, therefore change in feature_bool was needed.

Additionally config_to_* subroutines were meant to be invoked only if
configuration variable exists; therefore we added early return to
git_get_project_config: it now returns no value if variable does not
exists in config.  Otherwise config_to_* subroutines (config_to_bool
in paryicular) wouldn't be able to distinguish between the case where
variable does not exist and the case where variable doesn't have value
(the "[section] noval" case, which evaluates to true for boolean).

While at it fix bug in config_to_bool, where checking if $val is
defined (if config variable has value) was done _after_ stripping
leading and trailing whitespace, which lead to 'Use of uninitialized
value' warning.

Add test case for features overridable but not overriden in repo
config, and case for no value boolean configuration variable.

Signed-off-by: Marcel M. Cary <marcel@oak.homeunix.org>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-18 10:43:21 -08:00
Gerrit Pape
bed5122f23 Documentation/git-push: --all, --mirror, --tags can not be combined
While b259f09 made git-push output a better error message for 'git-push
--all --tags', this commit fixes the synopsis in the documentation.

Inconsistency spotted and fix suggested by Jari Aalto through
 http://bugs.debian.org/502567

Signed-off-by: Gerrit Pape <pape@smarden.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-18 10:42:33 -08:00
Thomas Rast
bf3c20f6e8 bash completion: only show 'log --merge' if merging
The gitk completion only shows --merge if MERGE_HEAD is present.
Do it the same way for git-log completion.

Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Acked-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-18 10:41:45 -08:00
Thomas Rast
a393777ec9 bash completion: refactor common log, shortlog and gitk options
Refactor options that are useful for more than one of them into a
variable used by the relevant completions.  This has the effect of
adding the following options to git-log:

  --branches --tags --remotes --first-parent --dense --sparse
  --simplify-merges --simplify-by-decoration --first-parent
  --no-merges

The following to git-shortlog:

  --branches --tags --remotes --first-parent

And the following to gitk:

  --branches --tags --remotes --first-parent --no-merges --max-count=
  --max-age= --since= --after= --min-age= --until= --before= --dense
  --sparse --full-history --simplify-merges --simplify-by-decoration
  --left-right

Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Acked-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-18 10:41:37 -08:00
Johannes Schindelin
45e2b61401 Avoid segfault with 'git branch' when the HEAD is detached
A recent addition to the ref_item struct was not taken care of, leading
to a segmentation fault when accessing the (uninitialized) "dest" member.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-18 10:25:37 -08:00
Giuseppe Bilotta
81d3fe9f48 gitweb: fix wrong base URL when non-root DirectoryIndex
CGI::url() has some issues when rebuilding the script URL if the script
is a DirectoryIndex.

One of these issue is the inability to strip PATH_INFO, which is why
we had to do it ourselves.

Another issue is that the resulting URL cannot be used for the <base>
tag: it works if we're the DirectoryIndex at the root level, but not
otherwise.

We fix this by building the proper base URL ourselves, and improve the
comment about the need to strip PATH_INFO manually while we're at it.

Additionally t/t9500-gitweb-standalone-no-errors.sh had to be modified
to set SCRIPT_NAME variable (CGI standard states that it MUST be set,
and now gitweb uses it if PATH_INFO is not empty, as is the case for
some of tests in t9500).

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-16 16:19:07 -08:00
SZEDER Gábor
4a5856cb24 bash: update 'git svn' options
'git svn' got some new subcommands and otions in the last couple of
months.  This patch adds completion support for them.

In particular:

  * 'fetch', 'clone', etc.: '--ignore-paths='
  * 'init' and 'clone': '--prefix=', '--use-log-author',
                        '--add-author-from'
  * 'dcommit': '--commit-url', '--revision'
  * 'log': '--color'
  * 'rebase': '--dry-run'
  * 'branch', 'tag', 'blame', 'migrate' subcommands and their options

Signed-off-by: SZEDER Gábor <szeder@ira.uka.de>
Acked-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-16 14:53:06 -08:00
SZEDER Gábor
d532ebd5a7 bash: add missing 'git merge' options
Namely: '--commit', '--stat', '--no-squash', '--ff', '--no-ff'.

One might wonder why add options that specify the default behaviour
anyway (e.g. '--commit', '--no-squash', etc.).  Users can override the
default with config options (e.g. 'branch.<name>.mergeoptions',
'merge.log'), but sometimes might still need the default behaviour.

Signed-off-by: SZEDER Gábor <szeder@ira.uka.de>
Acked-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-16 14:51:24 -08:00