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Author SHA1 Message Date
Junio C Hamano
8a6482227c Merge branch 'as/log-output-encoding-in-user-format'
"log --format=" did not honor i18n.logoutputencoding configuration
and this attempts to fix it.

* as/log-output-encoding-in-user-format:
  t4205 (log-pretty-formats): avoid using `sed`
  t6006 (rev-list-format): add tests for "%b" and "%s" for the case i18n.commitEncoding is not set
  t4205, t6006, t7102: make functions better readable
  t4205 (log-pretty-formats): revert back single quotes
  t4041, t4205, t6006, t7102: use iso8859-1 rather than iso-8859-1
  t4205: replace .\+ with ..* in sed commands
  pretty: --format output should honor logOutputEncoding
  pretty: Add failing tests: --format output should honor logOutputEncoding
  t4205 (log-pretty-formats): don't hardcode SHA-1 in expected outputs
  t7102 (reset): don't hardcode SHA-1 in expected outputs
  t6006 (rev-list-format): don't hardcode SHA-1 in expected outputs
2013-07-12 12:04:01 -07:00
Alexey Shumkin
ecaee8050c pretty: --format output should honor logOutputEncoding
One can set an alias
	$ git config [--global] alias.lg "log --graph --pretty=format:'%Cred%h%Creset
	-%C(yellow)%d%Creset %s %Cgreen(%cd) %C(bold blue)<%an>%Creset'
	--abbrev-commit --date=local"

to see the log as a pretty tree (like *gitk* but in a terminal).

However, log messages written in an encoding i18n.commitEncoding which differs
from terminal encoding are shown corrupted even when i18n.logOutputEncoding
and terminal encoding are the same (e.g. log messages committed on a Cygwin box
with Windows-1251 encoding seen on a Linux box with a UTF-8 encoding and vice versa).

To simplify an example we can say the following two commands are expected
to give the same output to a terminal:

	$ git log --oneline --no-color
	$ git log --pretty=format:'%h %s'

However, the former pays attention to i18n.logOutputEncoding
configuration, while the latter does not when it formats "%s".

The same corruption is true for
	$ git diff --submodule=log
and
	$ git rev-list --pretty=format:%s HEAD
and
	$ git reset --hard

This patch makes pretty --format honor logOutputEncoding when it formats
log message.

Signed-off-by: Alexey Shumkin <Alex.Crezoff@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2013-06-26 11:40:31 -07:00
Junio C Hamano
ede63a195c Merge branch 'mh/reflife'
Define memory ownership and lifetime rules for what for-each-ref
feeds to its callbacks (in short, "you do not own it, so make a
copy if you want to keep it").

* mh/reflife: (25 commits)
  refs: document the lifetime of the args passed to each_ref_fn
  register_ref(): make a copy of the bad reference SHA-1
  exclude_existing(): set existing_refs.strdup_strings
  string_list_add_refs_by_glob(): add a comment about memory management
  string_list_add_one_ref(): rename first parameter to "refname"
  show_head_ref(): rename first parameter to "refname"
  show_head_ref(): do not shadow name of argument
  add_existing(): do not retain a reference to sha1
  do_fetch(): clean up existing_refs before exiting
  do_fetch(): reduce scope of peer_item
  object_array_entry: fix memory handling of the name field
  find_first_merges(): remove unnecessary code
  find_first_merges(): initialize merges variable using initializer
  fsck: don't put a void*-shaped peg in a char*-shaped hole
  object_array_remove_duplicates(): rewrite to reduce copying
  revision: use object_array_filter() in implementation of gc_boundary()
  object_array: add function object_array_filter()
  revision: split some overly-long lines
  cmd_diff(): make it obvious which cases are exclusive of each other
  cmd_diff(): rename local variable "list" -> "entry"
  ...
2013-06-14 08:46:14 -07:00
René Scharfe
467b8fe1bb submodule: remove redundant check for the_index.initialized
read_cache already performs the same check and returns immediately if
the cache has already been loaded.

Signed-off-by: René Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2013-06-09 13:46:45 -07:00
Michael Haggerty
5de0c0155c find_first_merges(): remove unnecessary code
No names are ever set for the object_array_entries in merges, so there
is no need to pretend to copy them to the result array.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2013-05-28 09:25:01 -07:00
Michael Haggerty
3826902d25 find_first_merges(): initialize merges variable using initializer
Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2013-05-28 09:25:01 -07:00
John Keeping
0f33a0677d submodule: print graph output next to submodule log
When running "git log -p --submodule=log", the submodule log is not
indented by the graph output, although all other lines are.  Fix this by
prepending the current line prefix to each line of the submodule log.

Signed-off-by: John Keeping <john@keeping.me.uk>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2013-04-05 11:28:10 -07:00
Jeff King
837154978e submodule: clarify logic in show_submodule_summary
There are two uses of the "left" and "right" commit variables that
make it hard to be sure what values they have (both for the reader,
and for gcc, which wrongly complains that they might be used
uninitialized).

The function starts with a cascading if statement, checking that the
input sha1s exist, and finally working up to preparing a revision
walk. We only prepare the walk if the cascading conditional did not
find any problems, which we check by seeing whether it set the
"message" variable or not. It's simpler and more obvious to just add
a condition to the end of the cascade.

Later, we check the same "message" variable when deciding whether to
clear commit marks on the left/right commits; if it is set, we
presumably never started the walk. This is wrong, though; we might
have started the walk and munged commit flags, only to encounter an
error afterwards. We should always clear the flags on left/right if
they exist, whether the walk was successful or not.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2013-03-22 14:09:55 -07:00
Jeff King
6bfe19ee16 submodule: simplify memory handling in config parsing
We keep a strbuf for the name of the submodule, even though
we only ever add one string to it. Let's just use xmemdupz
instead, which is slightly more efficient and makes it
easier to follow what is going on.

Unfortunately, we still end up having to deal with some
memory ownership issues in some code branches, as we have to
allocate the string in order to do a string list lookup, and
then only sometimes want to hand ownership of that string
over to the string_list. Still, making that explicit in the
code (as opposed to sometimes detaching the strbuf, and then
always releasing it) makes it a little more obvious what is
going on.

Signed-off-by: Jeff King <peff@peff.net>
Reviewed-by: Jonathan Nieder <jrnieder@gmail.com>
Acked-by: Jens Lehmann <Jens.Lehmann@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2013-01-23 12:58:27 -08:00
Jeff King
9edbb8b1c1 submodule: use parse_config_key when parsing config
This makes the code a lot simpler to read by dropping a
whole bunch of constant offsets.

As a bonus, it means we also feed the whole config variable
name to our error functions:

  [before]
  $ git -c submodule.foo.fetchrecursesubmodules=bogus checkout
  fatal: bad foo.fetchrecursesubmodules argument: bogus

  [after]
  $ git -c submodule.foo.fetchrecursesubmodules=bogus checkout
  fatal: bad submodule.foo.fetchrecursesubmodules argument: bogus

Signed-off-by: Jeff King <peff@peff.net>
Reviewed-by: Jonathan Nieder <jrnieder@gmail.com>
Acked-by: Jens Lehmann <Jens.Lehmann@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2013-01-23 12:57:50 -08:00
Ramkumar Ramachandra
4e215131d2 submodule: display summary header in bold
Currently, 'git diff --submodule' displays output with a bold diff
header for non-submodules.  So this part is in bold:

    diff --git a/file1 b/file1
    index 30b2f6c..2638038 100644
    --- a/file1
    +++ b/file1

For submodules, the header looks like this:

    Submodule submodule1 012b072..248d0fd:

Unfortunately, it's easy to miss in the output because it's not bold.
Change this.

Signed-off-by: Ramkumar Ramachandra <artagnon@gmail.com>
Acked-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-11-18 19:18:13 -08:00
Jeff King
d21240fafa Merge branch 'jl/submodule-rm'
"git rm submodule" cannot blindly remove a submodule directory as
its working tree may have local changes, and worse yet, it may even
have its repository embedded in it.  Teach it some special cases
where it is safe to remove a submodule, specifically, when there is
no local changes in the submodule working tree, and its repository
is not embedded in its working tree but is elsewhere and uses the
gitfile mechanism to point at it.

* jl/submodule-rm:
  submodule: teach rm to remove submodules unless they contain a git directory
2012-10-29 04:12:07 -04:00
Jens Lehmann
293ab15eea submodule: teach rm to remove submodules unless they contain a git directory
Currently using "git rm" on a submodule - populated or not - fails with
this error:

	fatal: git rm: '<submodule path>': Is a directory

This made sense in the past as there was no way to remove a submodule
without possibly removing unpushed parts of the submodule's history
contained in its .git directory too, so erroring out here protected the
user from possible loss of data.

But submodules cloned with a recent git version do not contain the .git
directory anymore, they use a gitfile to point to their git directory
which is safely stored inside the superproject's .git directory. The work
tree of these submodules can safely be removed without losing history, so
let's teach git to do so.

Using rm on an unpopulated submodule now removes the empty directory from
the work tree and the gitlink from the index. If the submodule's directory
is missing from the work tree, it will still be removed from the index.

Using rm on a populated submodule using a gitfile will apply the usual
checks for work tree modification adapted to submodules (unless forced).
For a submodule that means that the HEAD is the same as recorded in the
index, no tracked files are modified and no untracked files that aren't
ignored are present in the submodules work tree (ignored files are deemed
expendable and won't stop a submodule's work tree from being removed).
That logic has to be applied in all nested submodules too.

Using rm on a submodule which has its .git directory inside the work trees
top level directory will just error out like it did before to protect the
repository, even when forced. In the future git could either provide a
message informing the user to convert the submodule to use a gitfile or
even attempt to do the conversion itself, but that is not part of this
change.

Signed-off-by: Jens Lehmann <Jens.Lehmann@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-09-29 11:33:31 -07:00
Junio C Hamano
871313c358 Merge branch 'jk/argv-array'
Use argv-array API in "git fetch" implementation.

* jk/argv-array:
  submodule: use argv_array instead of hand-building arrays
  fetch: use argv_array instead of hand-building arrays
  argv-array: fix bogus cast when freeing array
  argv-array: add pop function
2012-09-11 11:36:18 -07:00
Junio C Hamano
34f5130af8 Merge branch 'jc/merge-bases'
Optimise the "merge-base" computation a bit, and also update its
users that do not need the full merge-base information to call a
cheaper subset.

* jc/merge-bases:
  reduce_heads(): reimplement on top of remove_redundant()
  merge-base: "--is-ancestor A B"
  get_merge_bases_many(): walk from many tips in parallel
  in_merge_bases(): use paint_down_to_common()
  merge_bases_many(): split out the logic to paint history
  in_merge_bases(): omit unnecessary redundant common ancestor reduction
  http-push: use in_merge_bases() for fast-forward check
  receive-pack: use in_merge_bases() for fast-forward check
  in_merge_bases(): support only one "other" commit
2012-09-11 11:36:05 -07:00
Jens Lehmann
50d89ad654 submodule: use argv_array instead of hand-building arrays
fetch_populated_submodules() allocates the full argv array it uses to
recurse into the submodules from the number of given options plus the six
argv values it is going to add. It then initializes it with those values
which won't change during the iteration and copies the given options into
it. Inside the loop the two argv values different for each submodule get
replaced with those currently valid.

However, this technique is brittle and error-prone (as the comment to
explain the magic number 6 indicates), so let's replace it with an
argv_array. Instead of replacing the argv values, push them to the
argv_array just before the run_command() call (including the option
separating them) and pop them from the argv_array right after that.

Signed-off-by: Jens Lehmann <Jens.Lehmann@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-09-02 21:13:50 -07:00
Junio C Hamano
a20efee9cf in_merge_bases(): support only one "other" commit
In early days of its life, I planned to make it possible to compute
"is a commit contained in all of these other commits?" with this
function, but it turned out that no caller needed it.

Just make it take two commit objects and add a comment to say what
these two functions do.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-08-27 18:36:39 -07:00
Junio C Hamano
9cd33bbc52 Merge branch 'tr/void-diff-setup-done'
Remove unnecessary code.

* tr/void-diff-setup-done:
  diff_setup_done(): return void
2012-08-22 11:52:27 -07:00
Thomas Rast
28452655af diff_setup_done(): return void
diff_setup_done() has historically returned an error code, but lost
the last nonzero return in 943d5b7 (allow diff.renamelimit to be set
regardless of -M/-C, 2006-08-09).  The callers were in a pretty
confused state: some actually checked for the return code, and some
did not.

Let it return void, and patch all callers to take this into account.
This conveniently also gets rid of a handful of different(!) error
messages that could never be triggered anyway.

Note that the function can still die().

Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-08-03 12:11:07 -07:00
Junio C Hamano
4809ff858b Merge branch 'hv/submodule-alt-odb'
When peeking into object stores of submodules, the code forgot that they
might borrow objects from alternate object stores on their own.

By Heiko Voigt
* hv/submodule-alt-odb:
  teach add_submodule_odb() to look for alternates
2012-05-23 13:35:06 -07:00
Heiko Voigt
5e73633dbf teach add_submodule_odb() to look for alternates
Since we allow to link other object databases when loading a submodules
database we should also load possible alternates.

Signed-off-by: Heiko Voigt <hvoigt@hvoigt.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-05-14 11:56:42 -07:00
Heiko Voigt
eb21c732d6 push: teach --recurse-submodules the on-demand option
When using this option git will search for all submodules that
have changed in the revisions to be send. It will then try to
push the currently checked out branch of each submodule.

This helps when a user has finished working on a change which
involves submodules and just wants to push everything in one go.

Signed-off-by: Fredrik Gustafsson <iveqy@iveqy.com>
Mentored-by: Jens Lehmann <Jens.Lehmann@web.de>
Mentored-by: Heiko Voigt <hvoigt@hvoigt.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-03-30 09:02:55 -07:00
Heiko Voigt
a762e51ef2 Refactor submodule push check to use string list instead of integer
This allows us to tell the user which submodules have not been pushed.
Additionally this is helpful when we want to automatically try to push
submodules that have not been pushed.

Signed-off-by: Heiko Voigt <hvoigt@hvoigt.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-03-30 08:58:31 -07:00
Heiko Voigt
bcc0a3ea38 Teach revision walking machinery to walk multiple times sequencially
Previously it was not possible to iterate revisions twice using the
revision walking api. We add a reset_revision_walk() which clears the
used flags. This allows us to do multiple sequencial revision walks.

We add the appropriate calls to the existing submodule machinery doing
revision walks. This is done to avoid surprises if future code wants to
call these functions more than once during the processes lifetime.

Signed-off-by: Heiko Voigt <hvoigt@hvoigt.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-03-30 08:57:49 -07:00
René Scharfe
78e98eaf5e submodule: use diff_tree_combined_merge() instead of diff_tree_combined()
Use diff_tree_combined_merge() instead of open-coding it.

Signed-off-by: René Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-12-17 18:23:24 -08:00
René Scharfe
0041f09de6 use struct sha1_array in diff_tree_combined()
Maintaining an array of hashes is easier using sha1_array than
open-coding it.  This patch also fixes a leak of the SHA1 array
in  diff_tree_combined_merge().

Signed-off-by: René Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-12-17 18:21:37 -08:00
Junio C Hamano
91c23f76ce Merge branch 'jl/submodule-status-failure-report'
* jl/submodule-status-failure-report:
  diff/status: print submodule path when looking for changes fails
2011-12-13 23:00:52 -08:00
Jens Lehmann
6a5cedac87 diff/status: print submodule path when looking for changes fails
diff and status run "git status --porcelain" inside each populated
submodule to see if it contains changes (unless told not to do so via
config or command line option). When that fails, e.g. due to a corrupt
submodule .git directory, it just prints "git status --porcelain failed"
or "Could not run git status --porcelain" without giving the user a clue
where that happened.

Add '"in submodule %s", path' to these error strings to tell the user
where exactly the problem occurred.

Reported-by: Seth Robertson <in-gitvger@baka.org>
Signed-off-by: Jens Lehmann <Jens.Lehmann@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-12-08 11:15:01 -08:00
Junio C Hamano
e72c1dd3bd Merge branch 'ab/clang-lints'
* ab/clang-lints:
  cast variable in call to free() in builtin/diff.c and submodule.c
  apply: get rid of useless x < 0 comparison on a size_t type
2011-12-05 15:12:34 -08:00
Ævar Arnfjörð Bjarmason
83838d5c1b cast variable in call to free() in builtin/diff.c and submodule.c
Both of these free() calls are freeing a "const unsigned char (*)[20]"
type while free() expects a "void *". This results in the following
warning under clang 2.9:

    builtin/diff.c:185:7: warning: passing 'const unsigned char (*)[20]' to parameter of type 'void *' discards qualifiers
            free(parent);
                 ^~~~~~

    submodule.c:394:7: warning: passing 'const unsigned char (*)[20]' to parameter of type 'void *' discards qualifiers
            free(parents);
                 ^~~~~~~

This free()-ing without a cast was added by Jim Meyering to
builtin/diff.c in v1.7.6-rc3~4 and later by Fredrik Gustafsson in
submodule.c in v1.7.7-rc1~25^2.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-11-06 10:43:18 -08:00
Brad King
80988783c8 submodule: Search for merges only at end of recursive merge
The submodule merge search is not useful during virtual merges because
the results cannot be used automatically.  Furthermore any suggestions
made by the search may apply to commits different than HEAD:sub and
MERGE_HEAD:sub, thus confusing the user.  Skip searching for submodule
merges during a virtual merge such as that between B and C while merging
the heads of:

    B---BC
   / \ /
  A   X
   \ / \
    C---CB

Run the search only when the recursion level is zero (!o->call_depth).
This fixes known breakage tested in t7405-submodule-merge.

Signed-off-by: Brad King <brad.king@kitware.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-10-13 10:18:16 -07:00
Junio C Hamano
7a95d1be03 Merge branch 'jk/argv-array'
* jk/argv-array:
  run_hook: use argv_array API
  checkout: use argv_array API
  bisect: use argv_array API
  quote: provide sq_dequote_to_argv_array
  refactor argv_array into generic code
  quote.h: fix bogus comment
  add sha1_array API docs
2011-10-05 12:36:24 -07:00
Junio C Hamano
6be70d6bb9 Merge branch 'jk/maint-fetch-submodule-check-fix'
* jk/maint-fetch-submodule-check-fix:
  fetch: avoid quadratic loop checking for updated submodules
2011-10-05 12:35:54 -07:00
Jeff King
c1189caeaf refactor argv_array into generic code
The submodule code recently grew generic code to build a
dynamic argv array. Many other parts of the code can reuse
this, too, so let's make it generically available.

There are two enhancements not found in the original code:

  1. We now handle the NULL-termination invariant properly,
     even when no strings have been pushed (before, you
     could have an empty, NULL argv). This was not a problem
     for the submodule code, which always pushed at least
     one argument, but was not sufficiently safe for
     generic code.

  2. There is a formatted variant of the "push" function.
     This is a convenience function which was not needed by
     the submodule code, but will make it easier to port
     other users to the new code.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-09-14 11:56:36 -07:00
Jeff King
6859de45a9 fetch: avoid quadratic loop checking for updated submodules
Recent versions of git can be slow to fetch repositories with a
large number of refs (or when they already have a large
number of refs). For example, GitHub makes pull-requests
available as refs, which can lead to a large number of
available refs. This slowness goes away when submodule
recursion is turned off:

  $ git ls-remote git://github.com/rails/rails.git | wc -l
  3034

  [this takes ~10 seconds of CPU time to complete]
  git fetch --recurse-submodules=no \
    git://github.com/rails/rails.git "refs/*:refs/*"

  [this still isn't done after 10 _minutes_ of pegging the CPU]
  git fetch \
    git://github.com/rails/rails.git "refs/*:refs/*"

You can produce a quicker and simpler test case like this:

  doit() {
    head=`git rev-parse HEAD`
    for i in `seq 1 $1`; do
      echo $head refs/heads/ref$i
    done >.git/packed-refs
    echo "==> $1"
    rm -rf dest
    git init -q --bare dest &&
      (cd dest && time git.compile fetch -q .. refs/*:refs/*)
  }

  rm -rf repo
  git init -q repo && cd repo &&
  >file && git add file && git commit -q -m one

  doit 100
  doit 200
  doit 400
  doit 800
  doit 1600
  doit 3200

Which yields timings like:

  # refs  seconds of CPU
     100            0.06
     200            0.24
     400            0.95
     800            3.39
    1600           13.66
    3200           54.09

Notice that although the number of refs doubles in each
trial, the CPU time spent quadruples.

The problem is that the submodule recursion code works
something like:

  - for each ref we fetch
    - for each commit in git rev-list $new_sha1 --not --all
      - add modified submodules to list
  - fetch any newly referenced submodules

But that means if we fetch N refs, we start N revision
walks. Worse, because we use "--all", the number of refs we
must process that constitute "--all" keeps growing, too. And
you end up doing O(N^2) ref resolutions.

Instead, this patch structures the code like this:

  - for each sha1 we already have
    - add $old_sha1 to list $old
  - for each ref we fetch
    - add $new_sha1 to list $new
  - for each commit in git rev-list $new --not $old
    - add modified submodules to list
  - fetch any newly referenced submodules

This yields timings like:

  # refs  seconds of CPU
  100               0.00
  200               0.04
  400               0.04
  800               0.10
  1600              0.21
  3200              0.39

Note that the amount of effort doubles as the number of refs
doubles. Similarly, the fetch of rails.git takes about as
much time as it does with --recurse-submodules=no.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-09-12 14:16:41 -07:00
Junio C Hamano
81a5bdd9c5 Sync with 1.7.6.3
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-09-12 10:43:17 -07:00
Junio C Hamano
8702fee617 Merge branch 'jl/maint-fetch-submodule-check-fix' into maint
* jl/maint-fetch-submodule-check-fix:
  fetch: skip on-demand checking when no submodules are configured
2011-09-12 10:19:57 -07:00
Jens Lehmann
18322badc2 fetch: skip on-demand checking when no submodules are configured
It makes no sense to do the - possibly very expensive - call to "rev-list
<new-ref-sha1> --not --all" in check_for_new_submodule_commits() when
there aren't any submodules configured.

Leave check_for_new_submodule_commits() early when no name <-> path
mappings for submodules are found in the configuration. To make that work
reading the configuration had to be moved further up in cmd_fetch(), as
doing that after the actual fetch of the superproject was too late.

Reported-by: Martin Fick <mfick@codeaurora.org>
Signed-off-by: Jens Lehmann <Jens.Lehmann@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-09-09 13:59:20 -07:00
Junio C Hamano
c63750abc3 Merge branch 'fg/submodule-ff-check-before-push'
* fg/submodule-ff-check-before-push:
  push: Don't push a repository with unpushed submodules
2011-09-02 13:07:58 -07:00
Junio C Hamano
2730f55527 Merge branch 'nd/maint-clone-gitdir'
* nd/maint-clone-gitdir:
  clone: allow to clone from .git file
  read_gitfile_gently(): rename misnamed function to read_gitfile()
2011-08-28 21:20:28 -07:00
Junio C Hamano
13d6ec9133 read_gitfile_gently(): rename misnamed function to read_gitfile()
The function was not gentle at all to the callers and died without giving
them a chance to deal with possible errors. Rename it to read_gitfile(),
and update all the callers.

As no existing caller needs a true "gently" variant, we do not bother
adding one at this point.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-08-22 14:04:56 -07:00
Fredrik Gustafsson
d2b17b3220 push: Don't push a repository with unpushed submodules
When working with submodules it is easy to forget to push a
submodule to the server but pushing a super-project that
contains a commit for that submodule. The result is that the
superproject points at a submodule commit that is not available
on the server.

This adds the option --recurse-submodules=check to push. When
using this option git will check that all submodule commits that
are about to be pushed are present on a remote of the submodule.

To be able to use a combined diff, disabling a diff callback has
been removed from combined-diff.c.

Signed-off-by: Fredrik Gustafsson <iveqy@iveqy.com>
Mentored-by: Jens Lehmann <Jens.Lehmann@web.de>
Mentored-by: Heiko Voigt <hvoigt@hvoigt.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-08-20 23:03:52 -07:00
Junio C Hamano
62607e4813 Merge branch 'jl/maint-fetch-recursive-fix' into maint
* jl/maint-fetch-recursive-fix:
  fetch: Also fetch submodules in subdirectories in on-demand mode
2011-08-01 14:44:17 -07:00
Junio C Hamano
182f228930 Merge branch 'jl/maint-fetch-recursive-fix'
* jl/maint-fetch-recursive-fix:
  fetch: Also fetch submodules in subdirectories in on-demand mode
2011-07-13 14:31:37 -07:00
Jens Lehmann
ea2d325b88 fetch: Also fetch submodules in subdirectories in on-demand mode
When on-demand mode was active examining the new commits just fetched in
the superproject (to check if they record commits for submodules which are
not downloaded yet) wasn't done recursively. Because of that fetch did not
recursively fetch submodules living in subdirectories even when it should
have.

Fix that by adding the RECURSIVE flag to the diff_options used to check
the new commits and avoid future regressions in this area by moving a
submodule in t5526 into a subdirectory.

Signed-off-by: Jens Lehmann <Jens.Lehmann@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-06-20 13:04:49 -07:00
Jens Lehmann
d4e98b581b Submodules: Don't parse .gitmodules when it contains, merge conflicts
Commands like "git status", "git diff" and "git fetch" would fail when the
.gitmodules file contained merge conflicts because the config parser would
call die() when hitting the conflict markers:

    "fatal: bad config file line <n> in <path>/.gitmodules"

While this behavior was on the safe side, it is really unhelpful to the
user to have commands like status and diff fail, as these are needed to
find out what's going on. And the error message is only mildly helpful,
as it points to the right file but doesn't mention that it is unmerged.
Users of git gui were not shown any conflicts at all when this happened.

Improve the situation by checking if the index records .gitmodules as
unmerged. When that is the case we can't make any assumptions about the
configuration to be found there after the merge conflict is resolved by
the user, so assume that all recursion is disabled unless .git/config or
the global config say otherwise.

As soon as the merge conflict is resolved and the .gitmodules file has
been staged subsequent commands again honor any configuration done there.

Signed-off-by: Jens Lehmann <Jens.Lehmann@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-05-14 10:57:56 -07:00
Junio C Hamano
2071fb015b Merge branch 'jl/submodule-fetch-on-demand'
* jl/submodule-fetch-on-demand:
  fetch/pull: Describe --recurse-submodule restrictions in the BUGS section
  submodule update: Don't fetch when the submodule commit is already present
  fetch/pull: Don't recurse into a submodule when commits are already present
  Submodules: Add 'on-demand' value for the 'fetchRecurseSubmodule' option
  config: teach the fetch.recurseSubmodules option the 'on-demand' value
  fetch/pull: Add the 'on-demand' value to the --recurse-submodules option
  fetch/pull: recurse into submodules when necessary

Conflicts:
	builtin/fetch.c
	submodule.c
2011-04-04 15:02:01 -07:00
Stephen Boyd
c2e86addb8 Fix sparse warnings
Fix warnings from 'make check'.

 - These files don't include 'builtin.h' causing sparse to complain that
   cmd_* isn't declared:

   builtin/clone.c:364, builtin/fetch-pack.c:797,
   builtin/fmt-merge-msg.c:34, builtin/hash-object.c:78,
   builtin/merge-index.c:69, builtin/merge-recursive.c:22
   builtin/merge-tree.c:341, builtin/mktag.c:156, builtin/notes.c:426
   builtin/notes.c:822, builtin/pack-redundant.c:596,
   builtin/pack-refs.c:10, builtin/patch-id.c:60, builtin/patch-id.c:149,
   builtin/remote.c:1512, builtin/remote-ext.c:240,
   builtin/remote-fd.c:53, builtin/reset.c:236, builtin/send-pack.c:384,
   builtin/unpack-file.c:25, builtin/var.c:75

 - These files have symbols which should be marked static since they're
   only file scope:

   submodule.c:12, diff.c:631, replace_object.c:92, submodule.c:13,
   submodule.c:14, trace.c:78, transport.c:195, transport-helper.c:79,
   unpack-trees.c:19, url.c:3, url.c:18, url.c:104, url.c:117, url.c:123,
   url.c:129, url.c:136, thread-utils.c:21, thread-utils.c:48

 - These files redeclare symbols to be different types:

   builtin/index-pack.c:210, parse-options.c:564, parse-options.c:571,
   usage.c:49, usage.c:58, usage.c:63, usage.c:72

 - These files use a literal integer 0 when they really should use a NULL
   pointer:

   daemon.c:663, fast-import.c:2942, imap-send.c:1072, notes-merge.c:362

While we're in the area, clean up some unused #includes in builtin files
(mostly exec_cmd.h).

Signed-off-by: Stephen Boyd <bebarino@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-03-22 10:16:54 -07:00
Jonathan Nieder
808a95dcad diff --submodule: split into bite-sized pieces
Introduce two functions:

 - prepare_submodule_summary prepares the revision walker
   to list changes in a submodule.  That is, it:

   * finds merge bases between the commits pointed to this
     path from before ("left") and after ("right") the change;
   * checks whether this is a fast-forward or fast-backward;
   * prepares a revision walk to list commits in the symmetric
     difference between the commits at each endpoint.

   It returns nonzero on error.

 - print_submodule_summary runs the revision walk and saves
   the result to a strbuf in --left-right format.

The goal is just readability.  No functional change intended.

Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Acked-by: Jens Lehmann <Jens.Lehmann@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-03-16 12:55:49 -07:00
Jens Lehmann
c16c3e40b5 fetch/pull: Don't recurse into a submodule when commits are already present
When looking for submodules where new commits have been recorded in the
superproject ignore those cases where the submodules commits are already
present locally. This can happen e.g. when the submodule has been rewound
to an earlier state. Then there is no need to fetch the submodule again
as the commit recorded in the newly fetched superproject commit has
already been fetched earlier into the submodule.

Signed-off-by: Jens Lehmann <Jens.Lehmann@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-03-09 13:10:35 -08:00