Commit Graph

3582 Commits

Author SHA1 Message Date
Junio C Hamano
030b1a77f7 Merge branch 'js/exec-error-report'
* js/exec-error-report:
  Improve error message when a transport helper was not found
  start_command: detect execvp failures early
  run-command: move wait_or_whine earlier
  start_command: report child process setup errors to the parent's stderr

Conflicts:
	Makefile
2010-01-20 14:44:12 -08:00
Junio C Hamano
3af59e6f31 Merge branch 'jc/ls-files-ignored-pathspec'
* jc/ls-files-ignored-pathspec:
  ls-files: fix overeager pathspec optimization
  read_directory(): further split treat_path()
  read_directory_recursive(): refactor handling of a single path into a separate function
  t3001: test ls-files -o ignored/dir
2010-01-20 14:43:54 -08:00
Junio C Hamano
34349bea60 Merge branch 'jc/grep-lookahead'
* jc/grep-lookahead:
  grep --no-index: allow use of "git grep" outside a git repository
  grep: prepare to run outside of a work tree
  grep: rip out pessimization to use fixmatch()
  grep: rip out support for external grep
  grep: optimize built-in grep by skipping lines that do not hit

Conflicts:
	builtin-grep.c
	t/t7002-grep.sh
2010-01-20 14:43:41 -08:00
Junio C Hamano
71b3ef11fa Merge branch 'mm/conflict-advice'
* mm/conflict-advice:
  Be more user-friendly when refusing to do something because of conflict.

Conflicts:
	Documentation/config.txt
	advice.c
	advice.h
2010-01-20 14:42:59 -08:00
Junio C Hamano
f922df8655 Merge branch 'da/difftool'
* da/difftool:
  difftool: Update copyright notices to list each year separately
  difftool: Use eval to expand '--extcmd' expressions
  difftool: Add '-x' and as an alias for '--extcmd'
  t7800-difftool.sh: Simplify the --extcmd test
  git-diff.txt: Link to git-difftool
  difftool: Allow specifying unconfigured commands with --extcmd
  difftool--helper: Remove use of the GIT_MERGE_TOOL variable
  difftool--helper: Update copyright and remove distracting comments
  git-difftool: Add '--gui' for selecting a GUI tool
  t7800-difftool: Set a bogus tool for use by tests
2010-01-20 14:42:20 -08:00
Junio C Hamano
668993ff19 Merge branch 'mh/rebase-fixup'
* mh/rebase-fixup:
  rebase -i: Retain user-edited commit messages after squash/fixup conflicts
  t3404: Set up more of the test repo in the "setup" step
  rebase -i: For fixup commands without squashes, do not start editor
  rebase -i: Change function make_squash_message into update_squash_message
  rebase -i: Extract function do_with_author
  rebase -i: Handle the author script all in one place in do_next
  rebase -i: Extract a function "commit_message"
  rebase -i: Simplify commit counting for generated commit messages
  rebase -i: Improve consistency of commit count in generated commit messages
  t3404: Test the commit count in commit messages generated by "rebase -i"
  rebase -i: Introduce a constant AMEND
  rebase -i: Introduce a constant AUTHOR_SCRIPT
  rebase -i: Document how temporary files are used
  rebase -i: Use symbolic constant $MSG consistently
  rebase -i: Use "test -n" instead of "test ! -z"
  rebase -i: Inline expression
  rebase -i: Remove dead code
  rebase -i: Make the condition for an "if" more transparent
2010-01-20 14:42:07 -08:00
Junio C Hamano
cea20f2473 Merge branch 'ns/rebase-auto-squash'
* ns/rebase-auto-squash:
  rebase -i --autosquash: auto-squash commits

Conflicts:
	git-rebase--interactive.sh
2010-01-20 14:42:04 -08:00
Junio C Hamano
cc6b41cc7d Merge branch 'mh/rebase-fixup' (early part)
* 'mh/rebase-fixup' (early part):
  rebase-i: Ignore comments and blank lines in peek_next_command
  lib-rebase: Allow comments and blank lines to be added to the rebase script
  lib-rebase: Provide clearer debugging info about what the editor did
  Add a command "fixup" to rebase --interactive
  t3404: Use test_commit to set up test repository
2010-01-20 14:41:48 -08:00
Junio C Hamano
533e8af50e Merge branch 'il/push-set-upstream'
* il/push-set-upstream:
  Add push --set-upstream

Conflicts:
	transport.c
2010-01-20 14:40:48 -08:00
Junio C Hamano
0877510ad4 Merge branch 'jk/warn-author-committer-after-commit'
* jk/warn-author-committer-after-commit:
  user_ident_sufficiently_given(): refactor the logic to be usable from elsewhere
  commit.c::print_summary: do not release the format string too early
  commit: allow suppression of implicit identity advice
  commit: show interesting ident information in summary
  strbuf: add strbuf_addbuf_percentquote
  strbuf_expand: convert "%%" to "%"

Conflicts:
	builtin-commit.c
	ident.c
2010-01-20 14:40:12 -08:00
Junio C Hamano
07301eaa76 Merge branch 'tr/http-push-ref-status'
* tr/http-push-ref-status:
  transport-helper.c::push_refs(): emit "no refs" error message
  transport-helper.c::push_refs(): ignore helper-reported status if ref is not to be pushed
  transport.c::transport_push(): make ref status affect return value
  refactor ref status logic for pushing
  t5541-http-push.sh: add test for unmatched, non-fast-forwarded refs
  t5541-http-push.sh: add tests for non-fast-forward pushes

Conflicts:
	transport-helper.c
2010-01-20 14:39:48 -08:00
Junio C Hamano
bd0d1916de Merge branch 'bk/fix-relative-gitdir-file'
* bk/fix-relative-gitdir-file:
  Handle relative paths in submodule .git files
  Test update-index for a gitlink to a .git file
2010-01-20 14:38:34 -08:00
Junio C Hamano
66276d972c Merge branch 'bg/maint-remote-update-default' into maint
* bg/maint-remote-update-default:
  Fix "git remote update" with remotes.defalt set
2010-01-20 13:23:59 -08:00
Junio C Hamano
ce67b3eed8 Merge branch 'sb/maint-octopus' into maint
* sb/maint-octopus:
  octopus: remove dead code
  octopus: reenable fast-forward merges
  octopus: make merge process simpler to follow

Conflicts:
	git-merge-octopus.sh
2010-01-20 13:02:24 -08:00
Junio C Hamano
f0b0d78489 Merge branch 'maint-1.6.5' into maint
* maint-1.6.5:
  Git 1.6.5.8
  Fix mis-backport of t7002
  bash completion: factor submodules into dirty state
  reset: unbreak hard resets with GIT_WORK_TREE

Conflicts:
	Documentation/git.txt
	GIT-VERSION-GEN
	RelNotes
2010-01-20 13:01:19 -08:00
Ilari Liusvaara
b09fe971de rev-parse --branches/--tags/--remotes=pattern
Since local branch, tags and remote tracking branch namespaces are
most often used, add shortcut notations for globbing those in
manner similar to --glob option.

With this, one can express the "what I have but origin doesn't?"
as:

'git log --branches --not --remotes=origin'

Original-idea-by: Johannes Sixt <j6t@kdbg.org>
Signed-off-by: Ilari Liusvaara <ilari.liusvaara@elisanet.fi>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-20 12:30:25 -08:00
Ilari Liusvaara
d08bae7e22 rev-parse --glob
Add --glob=<glob-pattern> option to rev-parse and everything that
accepts its options. This option matches all refs that match given
shell glob pattern (complete with some DWIM logic).

Example:

'git log --branches --not --glob=remotes/origin'

To show what you have that origin doesn't.

Signed-off-by: Ilari Liusvaara <ilari.liusvaara@elisanet.fi>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-20 12:29:05 -08:00
Junio C Hamano
806e5c8682 Merge branch 'jk/maint-1.6.5-reset-hard' into maint-1.6.5
* jk/maint-1.6.5-reset-hard:
  reset: unbreak hard resets with GIT_WORK_TREE
2010-01-20 12:22:58 -08:00
Junio C Hamano
ae0ba8e20a Teach @{upstream} syntax to strbuf_branchanme()
This teaches @{upstream} syntax to interpret_branch_name(), instead
of dwim_ref() machinery.

There are places in git UI that behaves differently when you give a local
branch name and when you give an extended SHA-1 expression that evaluates
to the commit object name at the tip of the branch.  The intent is that
the special syntax such as @{-1} can stand in as if the user spelled the
name of the branch in such places.

The name of the branch "frotz" to switch to ("git checkout frotz"), and
the name of the branch "nitfol" to fork a new branch "frotz" from ("git
checkout -b frotz nitfol"), are examples of such places.  These places
take only the name of the branch (e.g. "frotz"), and they are supposed to
act differently to an equivalent refname (e.g. "refs/heads/frotz"), so
hooking the @{upstream} and @{-N} syntax to dwim_ref() is insufficient
when we want to deal with cases a local branch is forked from another
local branch and use "forked@{upstream}" to name the forkee branch.

The "upstream" syntax "forked@{u}" is to specify the ref that "forked" is
configured to merge with, and most often the forkee is a remote tracking
branch, not a local branch.  We cannot simply return a local branch name,
but that does not necessarily mean we have to returns the full refname
(e.g. refs/remotes/origin/frotz, when returning origin/frotz is enough).
This update calls shorten_unambiguous_ref() to do so.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-20 01:21:47 -08:00
Junio C Hamano
69add8e6d2 t1506: more test for @{upstream} syntax
This adds a few more tests that exercises @{upstream} syntax by commands
that operate differently when they are given branch name as opposed to a
refname (i.e. where "master" and "refs/heads/master" makes a difference).

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-20 01:10:58 -08:00
Junio C Hamano
03c6e97f80 Merge branch 'maint-1.6.4' into maint-1.6.5
* maint-1.6.4:
  Fix mis-backport of t7002
  base85: Make the code more obvious instead of explaining the non-obvious
  base85: encode_85() does not use the decode table
  base85 debug code: Fix length byte calculation
  checkout -m: do not try to fall back to --merge from an unborn branch
  branch: die explicitly why when calling "git branch [-a|-r] branchname".
  textconv: stop leaking file descriptors
  commit: --cleanup is a message option
  git count-objects: handle packs bigger than 4G
  t7102: make the test fail if one of its check fails
2010-01-18 21:37:12 -08:00
Junio C Hamano
814035c12a Merge branch 'maint-1.6.3' into maint-1.6.4
* maint-1.6.3:
  base85: Make the code more obvious instead of explaining the non-obvious
  base85: encode_85() does not use the decode table
  base85 debug code: Fix length byte calculation
  checkout -m: do not try to fall back to --merge from an unborn branch
  branch: die explicitly why when calling "git branch [-a|-r] branchname".
  textconv: stop leaking file descriptors
  commit: --cleanup is a message option
  git count-objects: handle packs bigger than 4G
  t7102: make the test fail if one of its check fails

Conflicts:
	builtin-commit.c
2010-01-18 21:37:06 -08:00
Junio C Hamano
011c181cc6 Merge branch 'maint-1.6.2' into maint-1.6.3
* maint-1.6.2:
  base85: Make the code more obvious instead of explaining the non-obvious
  base85: encode_85() does not use the decode table
  base85 debug code: Fix length byte calculation
  checkout -m: do not try to fall back to --merge from an unborn branch
  branch: die explicitly why when calling "git branch [-a|-r] branchname".
  textconv: stop leaking file descriptors
  commit: --cleanup is a message option
  git count-objects: handle packs bigger than 4G
  t7102: make the test fail if one of its check fails

Conflicts:
	diff.c
2010-01-18 21:29:47 -08:00
Junio C Hamano
18d97f5fed Merge commit 'v1.6.4.4-8-g8de6518' into maint-1.6.4
* commit 'v1.6.4.4-8-g8de6518':
  Fix mis-backport of t7002
2010-01-18 21:18:41 -08:00
Junio C Hamano
8de65185e8 Fix mis-backport of t7002
The original patch that became cfe370c (grep: do not segfault when -f is
used, 2009-10-16), was made against "maint" or newer branch back then, but
the fix addressed the issue that was present as far as in 1.6.4 series.

The maintainer backported the patch to the 1.6.4 maintenance branch, but
failed to notice that the new tests assumed the setup done by the script
in "maint", which did quite a lot more than the same test script in 1.6.4
series, and the output didn't match the expected result.

This should fix it.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-18 21:14:49 -08:00
Junio C Hamano
4a88fb7ffc Merge branch 'jc/rerere'
* jc/rerere:
  Teach --[no-]rerere-autoupdate option to merge, revert and friends
2010-01-18 18:13:01 -08:00
Junio C Hamano
26b9f5cc99 Merge branch 'pc/uninteresting-submodule-disappear-upon-switch-branches'
* pc/uninteresting-submodule-disappear-upon-switch-branches:
  Remove empty directories when checking out a commit with fewer submodules
2010-01-18 18:12:57 -08:00
Ilari Liusvaara
4fc5006676 Add branch --set-upstream
Add --set-upstream option to branch that works like --track, except that
when branch exists already, its upstream info is changed without changing
the ref value.

Based-on-patch-from: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Ilari Liusvaara <ilari.liusvaara@elisanet.fi>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-18 17:09:32 -08:00
Andreas Gruenbacher
da915939fd builtin-apply.c: fix the --- and +++ header filename consistency check
gitdiff_verify_name() only did a filename prefix check because of an
off-by-one error.

Signed-off-by: Andreas Gruenbacher <agruen@suse.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-18 17:08:59 -08:00
Ilari Liusvaara
433f2be139 Add git remote set-url
Add 'git remote set-url' for changing URL of remote repository with
one "porcelain-level" command.

Signed-off-by: Ilari Liusvaara <ilari.liusvaara@elisanet.fi>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-18 17:06:54 -08:00
Andreas Gruenbacher
1586208727 builtin-apply.c: Skip filenames without enough components
find_name() wrongly returned the whole filename for filenames without
enough leading pathname components (e.g., when applying a patch to a
top-level file with -p2).

Include the -p value used in the error message when no filenames can be
found.

[jc: squashed a test from Nanako Shiraishi]

Signed-off-by: Andreas Gruenbacher <agruen@suse.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-18 10:32:05 -08:00
Avery Pennarun
e3cba962b1 Extend merge-subtree tests to test -Xsubtree=dir.
This tests the configurable -Xsubtree feature of merge-recursive.

Signed-off-by: Avery Pennarun <apenwarr@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-17 22:46:28 -08:00
Avery Pennarun
ee2c79552a Teach git-pull to pass -X<option> to git-merge
This needs the usual sq then eval trick to allow IFS characters
in the option.

Signed-off-by: Avery Pennarun <apenwarr@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-17 22:45:17 -08:00
Avery Pennarun
8cc5b29065 git merge -X<option>
Teach "-X <option>" command line argument to "git merge" that is passed to
strategy implementations.  "ours" and "theirs" autoresolution introduced
by the previous commit can be asked to the recursive strategy.

Signed-off-by: Avery Pennarun <apenwarr@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-17 22:45:06 -08:00
Junio C Hamano
f287c65b26 Merge branch 'tc/test-locate-httpd'
* tc/test-locate-httpd:
  t/lib-http.sh: Restructure finding of default httpd location
2010-01-17 16:00:13 -08:00
Junio C Hamano
f8eb50f60b Merge branch 'jh/commit-status'
* jh/commit-status:
  t7502: test commit.status, --status and --no-status
  commit: support commit.status, --status, and --no-status

Conflicts:
	Documentation/git-commit.txt
	builtin-commit.c
2010-01-17 16:00:07 -08:00
Junio C Hamano
a0db3e5878 Merge branch 'jc/maint-1.6.1-checkout-m-custom-merge'
* jc/maint-1.6.1-checkout-m-custom-merge:
  checkout -m path: fix recreating conflicts

Conflicts:
	t/t7201-co.sh
2010-01-17 15:59:40 -08:00
Junio C Hamano
42aac96763 Merge branch 'tc/clone-v-progress'
* tc/clone-v-progress:
  clone: use --progress to force progress reporting
  clone: set transport->verbose when -v/--verbose is used
  git-clone.txt: reword description of progress behaviour
  check stderr with isatty() instead of stdout when deciding to show progress

Conflicts:
	transport.c
2010-01-17 15:58:58 -08:00
Junio C Hamano
d060507291 Merge branch 'tc/smart-http-restrict'
* tc/smart-http-restrict:
  Test t5560: Fix test when run with dash
  Smart-http tests: Test http-backend without curl or a webserver
  Smart-http tests: Break test t5560-http-backend into pieces
  Smart-http tests: Improve coverage in test t5560
  Smart-http: check if repository is OK to export before serving it
2010-01-17 15:58:23 -08:00
Junio C Hamano
4fa088209c Merge branch 'jk/run-command-use-shell'
* jk/run-command-use-shell:
  t4030, t4031: work around bogus MSYS bash path conversion
  diff: run external diff helper with shell
  textconv: use shell to run helper
  editor: use run_command's shell feature
  run-command: optimize out useless shell calls
  run-command: convert simple callsites to use_shell
  t0021: use $SHELL_PATH for the filter script
  run-command: add "use shell" option
2010-01-17 15:58:15 -08:00
Junio C Hamano
fa232d457e Merge branch 'sr/gfi-options'
* sr/gfi-options:
  fast-import: add (non-)relative-marks feature
  fast-import: allow for multiple --import-marks= arguments
  fast-import: test the new option command
  fast-import: add option command
  fast-import: add feature command
  fast-import: put marks reading in its own function
  fast-import: put option parsing code in separate functions
2010-01-17 15:58:11 -08:00
Jens Lehmann
f17a5d3494 git status: Show uncommitted submodule changes too when enabled
When the configuration variable status.submodulesummary is not 0 or
false, "git status" shows the submodule summary of the staged submodule
commits. But it did not show the summary of those commits not yet
staged in the supermodule, making it hard to see what will not be
committed.

The output of "submodule summary --for-status" has been changed from
"# Modified submodules:" to "# Submodule changes to be committed:" for
the already staged changes. "# Submodules changed but not updated:" has
been added for changes that will not be committed. This is much clearer
and consistent with the output for regular files.

Signed-off-by: Jens Lehmann <Jens.Lehmann@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-17 15:55:11 -08:00
Junio C Hamano
0346e324c2 Merge branch 'cc/reset-more'
* cc/reset-more:
  t7111: fix bad HEAD in tests with unmerged entries
2010-01-16 17:18:01 -08:00
Junio C Hamano
8e08b4198c Teach diff that modified submodule directory is dirty
A diff run in superproject only compares the name of the commit object
bound at the submodule paths.  When we compare with a work tree and the
checked out submodule directory is dirty (e.g. has either staged or
unstaged changes, or has new files the user forgot to add to the index),
show the work tree side as "dirty".

Signed-off-by: Junio C Hamano <gitster@pobox.com>
Signed-off-by: Jens Lehmann <Jens.Lehmann@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-16 16:40:56 -08:00
Jens Lehmann
ee6fc514f2 Show submodules as modified when they contain a dirty work tree
Until now a submodule only then showed up as modified in the supermodule
when the last commit in the submodule differed from the one in the index
or the diffed against commit of the superproject. A dirty work tree
containing new untracked or modified files in a submodule was
undetectable when looking at it from the superproject.

Now git status and git diff (against the work tree) in the superproject
will also display submodules as modified when they contain untracked or
modified files, even if the compared ref matches the HEAD of the
submodule.

Signed-off-by: Jens Lehmann <Jens.Lehmann@web.de>
Signed-off-by: Nanako Shiraishi <nanako3@lavabit.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-16 16:40:50 -08:00
Ilari Liusvaara
e9fcd1e212 Add push --set-upstream
Frequent complaint is lack of easy way to set up upstream (tracking)
references for git pull to work as part of push command. So add switch
--set-upstream (-u) to do just that.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Ilari Liusvaara <ilari.liusvaara@elisanet.fi>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-16 16:39:58 -08:00
Christian Couder
6f53c3b21e t7111: fix bad HEAD in tests with unmerged entries
When testing what happens on unmerged entries, the HEAD is the
commit we are starting from before the merge that fails and create
the unmerged entries. It is not the commit before.

Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-16 08:54:36 -08:00
David Aguilar
c8a5672ea5 difftool: Update copyright notices to list each year separately
This is http://www.gnu.org/licenses/gpl-howto.html advises.

Signed-off-by: David Aguilar <davvid@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-15 21:40:08 -08:00
Tarmigan Casebolt
e8189ee90e Test t5560: Fix test when run with dash
A command invocation preceded by variable assignments, i.e.

	VAR1=VAL1 VAR2=VAL2 ... command args

are implemented by dash and ksh in such a way not to export these
variables, and keep the values after the command finishes, when the
command is a shell function.  POSIX.1 "2.9.5 Function Definition Command"
specifies this behaviour.

Many shells however treat this construct the same way as they are calling
external commands.  They export the variables during the duration of
command, and resets their values after command returns.

The test relied on the behaviour of the latter kind.

Reported-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Tarmigan Casebolt <tarmigan+git@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-15 21:05:35 -08:00
David Aguilar
9f3d54d193 difftool: Use eval to expand '--extcmd' expressions
It was not possible to pass quoted commands to '--extcmd'.
By using 'eval' we ensure that expressions with spaces and
quotes are supported.

Signed-off-by: David Aguilar <davvid@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-15 15:04:45 -08:00
David Aguilar
f47f1e2ce8 difftool: Add '-x' and as an alias for '--extcmd'
This adds '-x' as a shorthand for the '--extcmd' option.
Arguments to '--extcmd' can be specified separately, which
was not originally possible.

This also fixes the brief help text so that it mentions
both '-x' and '--extcmd'.

Signed-off-by: David Aguilar <davvid@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-15 15:04:31 -08:00
David Aguilar
a9e11220c2 t7800-difftool.sh: Simplify the --extcmd test
Instead of running 'grep', 'echo', and 'wc' we simply compare
git-difftool's output against a known good value.

Signed-off-by: David Aguilar <davvid@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-15 15:04:20 -08:00
Junio C Hamano
308162372d grep --no-index: allow use of "git grep" outside a git repository
Just like some people wanted diff features that are not found in
other people's diff implementations outside of a git repository
and added --no-index mode to the command, this adds --no-index mode
to the "git grep" command.

Also, inside a git repository, --no-index mode allows you to grep
in untracked (but not ignored) files.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-15 12:54:02 -08:00
Jeff King
49ff9a7a02 commit: show interesting ident information in summary
There are a few cases of user identity information that we consider
interesting:

  (1) When the author and committer identities do not match.

  (2) When the committer identity was picked automatically from the
      username, hostname and GECOS information.

In these cases, we already show the information in the commit
message template. However, users do not always see that template
because they might use "-m" or "-F". With this patch, we show these
interesting cases after the commit, along with the subject and
change summary. The new output looks like:

  $ git commit \
      -m "federalist papers" \
      --author='Publius <alexander@hamilton.com>'
  [master 3d226a7] federalist papers
   Author: Publius <alexander@hamilton.com>
   1 files changed, 1 insertions(+), 0 deletions(-)

for case (1), and:

  $ git config --global --unset user.name
  $ git config --global --unset user.email
  $ git commit -m foo
  [master 7c2a927] foo
   Committer: Jeff King <peff@c-71-185-130-222.hsd1.va.comcast.net>
  Your name and email address were configured automatically based
  on your username and hostname. Please check that they are accurate.
  You can suppress this message by setting them explicitly:

      git config --global user.name Your Name
      git config --global user.email you@example.com

  If the identity used for this commit is wrong, you can fix it with:

      git commit --amend --author='Your Name <you@example.com>'

   1 files changed, 1 insertions(+), 0 deletions(-)

for case (2).

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-14 09:25:28 -08:00
Jeff King
0a0416a34a strbuf_expand: convert "%%" to "%"
The only way to safely quote arbitrary text in a pretty-print user
format is to replace instances of "%" with "%x25". This is slightly
unreadable, and many users would expect "%%" to produce a single
"%", as that is what printf format specifiers do.

This patch converts "%%" to "%" for all users of strbuf_expand():

 (1) git-daemon interpolated paths

 (2) pretty-print user formats

 (3) merge driver command lines

Case (1) was already doing the conversion itself outside of
strbuf_expand(). Case (2) is the intended beneficiary of this patch.
Case (3) users probably won't notice, but as this is user-facing
behavior, consistently providing the quoting mechanism makes sense.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-14 09:24:42 -08:00
Michael Haggerty
6bdcd0d2fc rebase -i: Retain user-edited commit messages after squash/fixup conflicts
When a squash/fixup fails due to a conflict, the user is required to
edit the commit message.  Previously, if further squash/fixup commands
followed the conflicting squash/fixup, this user-edited message was
discarded and a new automatically-generated commit message was
suggested.

Change the handling of conflicts within squash/fixup command series:
Whenever the user is required to intervene, consider the resulting
commit to be a new basis for the following squash/fixups and use its
commit message in later suggested combined commit messages.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-14 00:27:57 -08:00
Michael Haggerty
6c4c44c458 t3404: Set up more of the test repo in the "setup" step
...and reuse these pre-created branches in tests rather than creating
duplicates.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-14 00:27:57 -08:00
Michael Haggerty
a25eb13909 rebase -i: For fixup commands without squashes, do not start editor
If the "rebase -i" commands include a series of fixup commands without
any squash commands, then commit the combined commit using the commit
message of the corresponding "pick" without starting up the
commit-message editor.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-14 00:27:57 -08:00
Michael Haggerty
5065ed296a rebase -i: Improve consistency of commit count in generated commit messages
Use the numeral "2" instead of the word "two" when two commits are
being interactively squashed.  This makes the treatment consistent
with that for higher numbers of commits.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-14 00:27:56 -08:00
Michael Haggerty
959c0d06ea t3404: Test the commit count in commit messages generated by "rebase -i"
The first line of commit messages generated for "rebase -i"
squash/fixup commits includes a count of the number of commits that
are being combined.  Add machinery to check that this count is
correct, and add such a check to some test cases.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-14 00:27:56 -08:00
Junio C Hamano
1f73566af5 Merge branch 'jc/checkout-merge-base'
* jc/checkout-merge-base:
  rebase -i: teach --onto A...B syntax
  rebase: fix --onto A...B parsing and add tests
  "rebase --onto A...B" replays history on the merge base between A and B
  "checkout A...B" switches to the merge base between A and B
2010-01-13 12:31:13 -08:00
Junio C Hamano
dc96c5ee70 Merge branch 'cc/reset-more'
* cc/reset-more:
  t7111: check that reset options work as described in the tables
  Documentation: reset: add some missing tables
  Fix bit assignment for CE_CONFLICTED
  "reset --merge": fix unmerged case
  reset: use "unpack_trees()" directly instead of "git read-tree"
  reset: add a few tests for "git reset --merge"
  Documentation: reset: add some tables to describe the different options
  reset: improve mixed reset error message when in a bare repo
2010-01-13 11:58:56 -08:00
Junio C Hamano
73d66323ac Merge branch 'nd/sparse'
* nd/sparse: (25 commits)
  t7002: test for not using external grep on skip-worktree paths
  t7002: set test prerequisite "external-grep" if supported
  grep: do not do external grep on skip-worktree entries
  commit: correctly respect skip-worktree bit
  ie_match_stat(): do not ignore skip-worktree bit with CE_MATCH_IGNORE_VALID
  tests: rename duplicate t1009
  sparse checkout: inhibit empty worktree
  Add tests for sparse checkout
  read-tree: add --no-sparse-checkout to disable sparse checkout support
  unpack-trees(): ignore worktree check outside checkout area
  unpack_trees(): apply $GIT_DIR/info/sparse-checkout to the final index
  unpack-trees(): "enable" sparse checkout and load $GIT_DIR/info/sparse-checkout
  unpack-trees.c: generalize verify_* functions
  unpack-trees(): add CE_WT_REMOVE to remove on worktree alone
  Introduce "sparse checkout"
  dir.c: export excluded_1() and add_excludes_from_file_1()
  excluded_1(): support exclude files in index
  unpack-trees(): carry skip-worktree bit over in merged_entry()
  Read .gitignore from index if it is skip-worktree
  Avoid writing to buffer in add_excludes_from_file_1()
  ...

Conflicts:
	.gitignore
	Documentation/config.txt
	Documentation/git-update-index.txt
	Makefile
	entry.c
	t/t7002-grep.sh
2010-01-13 11:58:34 -08:00
Junio C Hamano
f9c01817bb t7502: test commit.status, --status and --no-status
Make sure that the status information:

 - is shown as before without configuration nor command line option;

 - is shown if commit.status is set to true and no command line option
   is given, or --status is explicitly given;

 - is not shown if commit.status is set to false and no command line
   option is given, or --no-status is explicitly given.

Also make sure that the way lines taken from the custom --template appear
in the log message editor is not changed at all.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-13 01:13:56 -08:00
Junio C Hamano
bbc09c22b9 grep: rip out support for external grep
We still allow people to pass --[no-]ext-grep on the command line,
but the option is ignored.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-13 01:04:54 -08:00
Junio C Hamano
054d2fa05c Merge branch 'maint'
* maint:
  remote-curl: Fix Accept header for smart HTTP connections
  grep: -L should show empty files
  rebase--interactive: Ignore comments and blank lines in peek_next_command
2010-01-12 15:48:38 -08:00
Johannes Schindelin
28fb84382b Introduce <branch>@{upstream} notation
A new notation '<branch>@{upstream}' refers to the branch <branch> is set
to build on top of.  Missing <branch> (i.e. '@{upstream}') defaults to the
current branch.

This allows you to run, for example,

	for l in list of local branches
	do
		git log --oneline --left-right $l...$l@{upstream}
	done

to inspect each of the local branches you are interested in for the
divergence from its upstream.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-12 14:00:58 -08:00
Matthieu Moy
d38a30df7d Be more user-friendly when refusing to do something because of conflict.
Various commands refuse to run in the presence of conflicts (commit,
merge, pull, cherry-pick/revert). They all used to provide rough, and
inconsistant error messages.

A new variable advice.resolveconflict is introduced, and allows more
verbose messages, pointing the user to the appropriate solution.

For commit, the error message used to look like this:

$ git commit
foo.txt: needs merge
foo.txt: unmerged (c34a92682e0394bc0d6f4d4a67a8e2d32395c169)
foo.txt: unmerged (3afcd75de8de0bb5076942fcb17446be50451030)
foo.txt: unmerged (c9785d77b76dfe4fb038bf927ee518f6ae45ede4)
error: Error building trees

The "need merge" line is given by refresh_cache. We add the IN_PORCELAIN
option to make the output more consistant with the other porcelain
commands, and catch the error in return, to stop with a clean error
message. The next lines were displayed by a call to cache_tree_update(),
which is not reached anymore if we noticed the conflict.

The new output looks like:

U       foo.txt
fatal: 'commit' is not possible because you have unmerged files.
Please, fix them up in the work tree, and then use 'git add/rm <file>' as
appropriate to mark resolution and make a commit, or use 'git commit -a'.

Pull is slightly modified to abort immediately if $GIT_DIR/MERGE_HEAD
exists instead of waiting for merge to complain.

The behavior of merge and the test-case are slightly modified to reflect
the usual flow: start with conflicts, fix them, and afterwards get rid of
MERGE_HEAD, with different error messages at each stage.

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-12 13:17:08 -08:00
Shawn O. Pearce
8efa5f629e remote-curl: Fix Accept header for smart HTTP connections
We actually expect to see an application/x-git-upload-pack-result
but we lied and said we Accept *-response.  This was a typo on my
part when I was writing the code.

Fortunately the wrong Accept header had no real impact, as the
deployed git-http-backend servers were not testing the Accept
header before they returned their content.

Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-12 13:09:44 -08:00
Michael Haggerty
234b3dae2f rebase-i: Ignore comments and blank lines in peek_next_command
Previously, blank lines and/or comments within a series of
squash/fixup commands would confuse "git rebase -i" into thinking that
the series was finished.  It would therefore require the user to edit
the commit message for the squash/fixup commits seen so far.  Then,
after continuing, it would ask the user to edit the commit message
again.

Ignore comments and blank lines within a group of squash/fixup
commands, allowing them to be processed in one go.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-12 12:34:50 -08:00
Michael Haggerty
05c95dbe44 lib-rebase: Allow comments and blank lines to be added to the rebase script
(For testing "rebase -i"): Support new action types in $FAKE_LINES to
allow comments and blank lines to be added to the "rebase -i" command
list.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-12 12:34:07 -08:00
Michael Haggerty
f64b485624 lib-rebase: Provide clearer debugging info about what the editor did
(For testing "rebase -i"): Output the "rebase -i" command script
before and after the edits, to make it clearer what the editor did.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-12 12:33:30 -08:00
Peter Collingbourne
c5e558a80a Remove empty directories when checking out a commit with fewer submodules
Change the unlink_entry function to use rmdir to remove submodule
directories.  Currently we try to use unlink, which will never succeed.

Of course rmdir will only succeed for empty (i.e. not checked out)
submodule directories.  Behaviour if a submodule is checked out stays
essentially the same: print a warning message and keep the submodule
directory.

Signed-off-by: Peter Collingbourne <peter@pcc.me.uk>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-11 19:50:51 -08:00
Junio C Hamano
dea4562bf5 rerere forget path: forget recorded resolution
After you find out an earlier resolution you told rerere to use was a
mismerge, there is no easy way to clear it.  A new subcommand "forget" can
be used to tell git to forget a recorded resolution, so that you can redo
the merge from scratch.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-10 18:10:36 -08:00
Johannes Sixt
2b541bf8be start_command: detect execvp failures early
Previously, failures during execvp could be detected only by
finish_command. However, in some situations it is beneficial for the
parent process to know earlier that the child process will not run.

The idea to use a pipe to signal failures to the parent process and
the test case were lifted from patches by Ilari Liusvaara.

Signed-off-by: Johannes Sixt <j6t@kdbg.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-10 10:15:03 -08:00
Junio C Hamano
0b4ae29f03 Merge branch 'jk/maint-1.6.5-reset-hard'
* jk/maint-1.6.5-reset-hard:
  reset: unbreak hard resets with GIT_WORK_TREE
2010-01-10 08:52:53 -08:00
Junio C Hamano
84d52cabe7 Merge branch 'jk/push-to-delete'
* jk/push-to-delete:
  builtin-push: add --delete as syntactic sugar for :foo
2010-01-10 08:52:45 -08:00
Junio C Hamano
9c787f3f88 Merge branch 'mm/config-path'
* mm/config-path:
  builtin-config: add --path option doing ~ and ~user expansion.
2010-01-10 08:52:41 -08:00
Junio C Hamano
7f695d262a Merge branch 'bg/maint-remote-update-default'
* bg/maint-remote-update-default:
  Fix "git remote update" with remotes.defalt set
2010-01-10 08:52:24 -08:00
Junio C Hamano
2b35fccf73 Merge branch 'mm/diag-path-in-treeish'
* mm/diag-path-in-treeish:
  Detailed diagnosis when parsing an object name fails.
2010-01-10 08:52:10 -08:00
Junio C Hamano
c5034673fd Merge branch 'maint-1.6.1' into maint-1.6.2
* maint-1.6.1:
  base85: Make the code more obvious instead of explaining the non-obvious
  base85: encode_85() does not use the decode table
  base85 debug code: Fix length byte calculation
  checkout -m: do not try to fall back to --merge from an unborn branch
  branch: die explicitly why when calling "git branch [-a|-r] branchname".
  textconv: stop leaking file descriptors
  commit: --cleanup is a message option
  git count-objects: handle packs bigger than 4G
  t7102: make the test fail if one of its check fails

Conflicts:
	diff.c
2010-01-10 00:49:47 -08:00
Junio C Hamano
96aa7adda3 Merge branch 'maint-1.6.0' into maint-1.6.1
* maint-1.6.0:
  base85: Make the code more obvious instead of explaining the non-obvious
  base85: encode_85() does not use the decode table
  base85 debug code: Fix length byte calculation
  checkout -m: do not try to fall back to --merge from an unborn branch
  branch: die explicitly why when calling "git branch [-a|-r] branchname".
2010-01-10 00:48:47 -08:00
Brad King
40c813e00c Handle relative paths in submodule .git files
Commit 842abf0 (Teach resolve_gitlink_ref() about the .git file, 2008-02-20)
taught resolve_gitlink_ref() to call read_gitfile_gently() to resolve .git
files.  In this commit teach read_gitfile_gently() to interpret a relative
path in a .git file with respect to the file location.

This change allows update-index to recognize a submodule that uses a relative
path in its .git file.  It previously failed because the relative path was
wrongly interpreted with respect to the superproject directory.

Signed-off-by: Brad King <brad.king@kitware.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-09 23:43:22 -08:00
Brad King
48cc95ed4a Test update-index for a gitlink to a .git file
Check that update-index recognizes a submodule that uses a .git file.
Currently it works when the .git file specifies an absolute path, but
not when it specifies a relative path.

Signed-off-by: Brad King <brad.king@kitware.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-09 23:43:22 -08:00
Christian Couder
d7eed8cbef t7111: check that reset options work as described in the tables
Some previous patches added some tables to the "git reset"
documentation. These tables describe the behavior of "git reset"
depending on the option it is passed and the state of the files
in the working tree, the index, HEAD and the target commit.

This patch adds some tests to make sure that the tables describe
the behavior of "git reset".

Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-09 23:38:43 -08:00
Tay Ray Chuan
08d63a422b transport-helper.c::push_refs(): ignore helper-reported status if ref is not to be pushed
If the status of a ref is REF_STATUS_NONE, the remote helper will not
be told to push the ref (via a 'push' command).

However, the remote helper may still act on these refs.

If the helper does act on the ref, and prints a status for it, ignore
the report (ie. don't overwrite the status of the ref with it, nor the
message in the remote_status member) if the reported status is 'no
match'.

This allows the user to be alerted to more "interesting" ref statuses,
like REF_STATUS_NONFASTFORWARD.

Cc: Jeff King <peff@peff.net>
Signed-off-by: Tay Ray Chuan <rctay89@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-09 23:34:10 -08:00
Tay Ray Chuan
4232826771 transport.c::transport_push(): make ref status affect return value
Use push_had_errors() to check the refs for errors and modify the
return value.

Mark the non-fast-forward push tests to succeed.

Signed-off-by: Tay Ray Chuan <rctay89@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-09 23:34:10 -08:00
Tay Ray Chuan
20e8b465a5 refactor ref status logic for pushing
Move the logic that detects up-to-date and non-fast-forward refs to a
new function in remote.[ch], set_ref_status_for_push().

Make transport_push() invoke set_ref_status_for_push() before invoking
the push_refs() implementation. (As a side-effect, the push_refs()
implementation in transport-helper.c now knows of non-fast-forward
pushes.)

Removed logic for detecting up-to-date refs from the push_refs()
implementation in transport-helper.c, as transport_push() has already
done so for it.

Make cmd_send_pack() invoke set_ref_status_for_push() before invoking
send_pack(), as transport_push() can't do it for send_pack() here.

Mark the test on the return status of non-fast-forward push to fail.
Git now exits with success, as transport.c::transport_push() does not
check for refs with status REF_STATUS_REJECT_NONFASTFORWARD nor does it
indicate rejected pushes with its return value.

Mark the test for ref status to succeed. As mentioned earlier, refs
might be marked as non-fast-forwards, triggering the push status
printing mechanism in transport.c.

Signed-off-by: Tay Ray Chuan <rctay89@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-09 23:34:10 -08:00
Tay Ray Chuan
7b69079be9 t5541-http-push.sh: add test for unmatched, non-fast-forwarded refs
Some refs can only be matched to a remote ref with an explicit refspec.
When such a ref is a non-fast-forward of its remote ref,  test that
pushing them (with the explicit refspec specified) fails with a non-
fast-foward-type error (viz. printing of ref status and help message).

Signed-off-by: Tay Ray Chuan <rctay89@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-09 23:34:10 -08:00
Tay Ray Chuan
1945237486 t5541-http-push.sh: add tests for non-fast-forward pushes
Signed-off-by: Tay Ray Chuan <rctay89@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-09 23:34:10 -08:00
David Aguilar
1c6f5b52b7 difftool: Allow specifying unconfigured commands with --extcmd
git-difftool requires difftool.<tool>.cmd configuration even when
tools use the standard "$diffcmd $from $to" form.  This teaches
git-difftool to run these tools in lieu of configuration by
allowing the command to be specified on the command line.

Reference: http://article.gmane.org/gmane.comp.version-control.git/133377
Signed-off-by: David Aguilar <davvid@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-09 22:41:30 -08:00
David Aguilar
61ed71dcff difftool--helper: Remove use of the GIT_MERGE_TOOL variable
An undocumented mis-feature in git-difftool is that it allows you
to specify a default difftool by setting GIT_MERGE_TOOL.
This behavior was never documented and was included as an
oversight back when git-difftool was maintained outside of git.

git-mergetool never honored GIT_MERGE_TOOL so neither should
git-difftool.

Signed-off-by: David Aguilar <davvid@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-09 22:41:29 -08:00
Junio C Hamano
48ffef966c ls-files: fix overeager pathspec optimization
Given pathspecs that share a common prefix, ls-files optimized its call
into recursive directory reader by starting at the common prefix
directory.

If you have a directory "t" with an untracked file "t/junk" in it, but the
top-level .gitignore file told us to ignore "t/", this resulted in:

    $ git ls-files -o --exclude-standard
    $ git ls-files -o --exclude-standard t/
    t/junk
    $ git ls-files -o --exclude-standard t/junk
    t/junk
    $ cd t && git ls-files -o --exclude-standard
    junk

We could argue that you are overriding the ignore file by giving a
patchspec that matches or being in that directory, but it is somewhat
unexpected.  Worse yet, these behave differently:

    $ git ls-files -o --exclude-standard t/ .
    $ git ls-files -o --exclude-standard t/
    t/junk

This patch changes the optimization so that it notices when the common
prefix directory that it starts reading from is an ignored one.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-08 23:14:50 -08:00
Junio C Hamano
472e746991 t3001: test ls-files -o ignored/dir
When you have "t" directory that is marked as ignored in the top-level
.gitignore file (or $GIT_DIR/info/exclude), running

    $ git ls-files -o --exclude-standard

from the top-level correctly excludes files in "t" directory, but
any of the following:

    $ git ls-files -o --exclude-standard t/
    $ cd t && git ls-files -o --exclude-standard

would show untracked files in that directory.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-08 23:11:40 -08:00
Junio C Hamano
3259ada4c7 Merge branch 'sb/maint-octopus'
* sb/maint-octopus:
  octopus: remove dead code
  octopus: reenable fast-forward merges
  octopus: make merge process simpler to follow

Conflicts:
	git-merge-octopus.sh
2010-01-07 15:40:21 -08:00
Junio C Hamano
762c710b36 Merge branch 'mv/commit-date'
* mv/commit-date:
  Document date formats accepted by parse_date()
  builtin-commit: add --date option
2010-01-07 15:35:55 -08:00
Junio C Hamano
79f6ce5717 Merge branch 'mo/bin-wrappers'
* mo/bin-wrappers:
  INSTALL: document a simpler way to run uninstalled builds
  run test suite without dashed git-commands in PATH
  build dashless "bin-wrappers" directory similar to installed bindir
2010-01-07 15:35:52 -08:00
Junio C Hamano
730f72840c unpack-trees.c: look ahead in the index
This makes the traversal of index be in sync with the tree traversal.
When unpack_callback() is fed a set of tree entries from trees, it
inspects the name of the entry and checks if the an index entry with
the same name could be hiding behind the current index entry, and

 (1) if the name appears in the index as a leaf node, it is also
     fed to the n_way_merge() callback function;

 (2) if the name is a directory in the index, i.e. there are entries in
     that are underneath it, then nothing is fed to the n_way_merge()
     callback function;

 (3) otherwise, if the name comes before the first eligible entry in the
     index, the index entry is first unpacked alone.

When traverse_trees_recursive() descends into a subdirectory, the
cache_bottom pointer is moved to walk index entries within that directory.

All of these are omitted for diff-index, which does not even want to be
fed an index entry and a tree entry with D/F conflicts.

This fixes 3-way read-tree and exposes a bug in other parts of the system
in t6035, test #5.  The test prepares these three trees:

 O = HEAD^
    100644 blob e69de29bb2    a/b-2/c/d
    100644 blob e69de29bb2    a/b/c/d
    100644 blob e69de29bb2    a/x

 A = HEAD
    100644 blob e69de29bb2    a/b-2/c/d
    100644 blob e69de29bb2    a/b/c/d
    100644 blob 587be6b4c3f93f93c489c0111bba5596147a26cb    a/x

 B = master
    120000 blob a36b77384451ea1de7bd340ffca868249626bc52    a/b
    100644 blob e69de29bb2    a/b-2/c/d
    100644 blob e69de29bb2    a/x

With a clean index that matches HEAD, running

    git read-tree -m -u --aggressive $O $A $B

now yields

    120000 a36b77384451ea1de7bd340ffca868249626bc52 3       a/b
    100644 e69de29bb2 0       a/b-2/c/d
    100644 e69de29bb2 1       a/b/c/d
    100644 e69de29bb2 2       a/b/c/d
    100644 587be6b4c3f93f93c489c0111bba5596147a26cb 0       a/x

which is correct.  "master" created "a/b" symlink that did not exist,
and removed "a/b/c/d" while HEAD did not do touch either path.

Before this series, read-tree did not notice the situation and resolved
addition of "a/b" and removal of "a/b/c/d" independently.  If A = HEAD had
another path "a/b/c/e" added, this merge should conflict but instead it
silently resolved "a/b" and then immediately overwrote it to add
"a/b/c/e", which was quite bogus.

Tests in t1012 start to work with this.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-07 15:00:14 -08:00
Nanako Shiraishi
230a456638 rebase -i: teach --onto A...B syntax
When rewriting commits on a topic branch, sometimes it is easier to
compare the version of commits before and after the rewrite if they are
based on the same commit that forked from the upstream. An earlier commit
by Junio (fixed up by the previous commit) gives "--onto A...B" syntax to
rebase command, and rebases on top of the merge base between A and B;
teach the same to the interactive version, too.

Signed-off-by: しらいし ななこ <nanako3@lavabit.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-07 11:15:20 -08:00
Nanako Shiraishi
9f21e97ddc rebase: fix --onto A...B parsing and add tests
The previous patch didn't parse "rebase --onto A...B" correctly when A
isn't an empty string. It also tried to be careful to notice a case in
which there are more than one merge bases, but forgot to give --all option
to merge-base, making the test pointless.

Fix these problems and add a test script to verify. Improvements to the
script to parse A...B syntax was taken from review comments by Johannes
Schindelin.

Signed-off-by: しらいし ななこ <nanako3@lavabit.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-07 11:14:39 -08:00
Nguyễn Thái Ngọc Duy
8740773ee5 t7002: test for not using external grep on skip-worktree paths
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-06 18:29:23 -08:00
Nguyễn Thái Ngọc Duy
cd83ac4156 t7002: set test prerequisite "external-grep" if supported
Add another test to set prerequisite EXTGREP if the current build supports
external grep. This can be used to skip external grep only tests on builds
that do not support this optimization.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-06 18:28:11 -08:00
Nanako Shiraishi
f59baa502f rebase -i --autosquash: auto-squash commits
Teach a new option, --autosquash, to the interactive rebase.
When the commit log message begins with "!fixup ...", and there
is a commit whose title begins with the same ..., automatically
modify the todo list of rebase -i so that the commit marked for
squashing come right after the commit to be modified, and change
the action of the moved commit from pick to squash.

Signed-off-by: Nanako Shiraishi <nanako3@lavabit.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-06 17:18:56 -08:00
Junio C Hamano
6d6f9acc5d checkout -m path: fix recreating conflicts
We should tell ll_merge() that the 3-way merge between stages #2 and #3 is
an outermost merge, not a virtual-ancestor creation.

Back when this code was originally written, users couldn't write custom
merge drivers easily, so the bug didn't matter, but these days it does.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-06 13:49:41 -08:00
Tarmigan Casebolt
fd0a8c2e64 Smart-http tests: Test http-backend without curl or a webserver
This reuses many of the tests from the old t5560 but runs those tests
without curl or a webserver.  This will hopefully increase the testing
coverage for http-backend because it does not require users to set
GIT_TEST_HTTPD.

Signed-off-by: Tarmigan Casebolt <tarmigan+git@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-06 01:18:37 -08:00
Tarmigan Casebolt
04481adffe Smart-http tests: Break test t5560-http-backend into pieces
This should introduce no functional change in the tests or the amount
of test coverage.

Acked-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Tarmigan Casebolt <tarmigan+git@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-06 01:18:32 -08:00
Tarmigan Casebolt
43015774c3 Smart-http tests: Improve coverage in test t5560
Commit 34b6cb8bb ("http-backend: Protect GIT_PROJECT_ROOT from /../
requests") added the path_info helper function to test t5560 but did
not use it.  We should use it as it provides another level of error
checking.

The /etc/.../passwd case is one that is not special (and the test
fails for reasons other than being aliased), so we remove that test
case.

Also rename the function from 'path_info' to 'expect_aliased'.

Acked-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Tarmigan Casebolt <tarmigan+git@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-06 01:16:54 -08:00
Tarmigan Casebolt
8b2bd7cdac Smart-http: check if repository is OK to export before serving it
Similar to how git-daemon checks whether a repository is OK to be
exported, smart-http should also check.  This check can be satisfied
in two different ways: the environmental variable GIT_HTTP_EXPORT_ALL
may be set to export all repositories, or the individual repository
may have the file git-daemon-export-ok.

Acked-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Tarmigan Casebolt <tarmigan+git@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-06 01:16:50 -08:00
Tarmigan Casebolt
0d344738dc t/lib-http.sh: Restructure finding of default httpd location
On CentOS 5, httpd is located at /usr/sbin/httpd, and the modules are
located at /usr/lib64/httpd/modules.  To enable easy testing of httpd,
we would like those locations to be detected automatically.

uname might not be the best way to determine the default location for
httpd since different Linux distributions apparently put httpd in
different places, so we test a couple different locations for httpd,
and use the first one that we come across.  We do the same for the
modules directory.

cc: Jay Soffian <jaysoffian@gmail.com>
Signed-off-by: Tarmigan Casebolt <tarmigan+git@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-06 01:07:07 -08:00
Johannes Sixt
6396258368 t4030, t4031: work around bogus MSYS bash path conversion
Recall that MSYS bash converts POSIX style absolute paths to Windows style
absolute paths. Unfortunately, it converts a program argument that begins
with a double-quote and otherwise looks like an absolute POSIX path, but
in doing so, it strips everything past the second double-quote[*]. This
case is triggered in the two test scripts. The work-around is to place the
Windows style path returned by $(pwd) between the quotes to avoid the path
conversion.

[*] It is already bogus that a conversion is even considered when a program
argument begins with a double-quote because it cannot be an absolute POSIX
path.

Signed-off-by: Johannes Sixt <j6t@kdbg.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-05 23:41:51 -08:00
Jeff King
41a457e4f8 textconv: use shell to run helper
Currently textconv helpers are run directly. Running through
the shell is useful because the user can provide a program
with command line arguments, like "antiword -f".

It also makes textconv more consistent with other parts of
git, most of which run their helpers using the shell.

The downside is that textconv helpers with shell
metacharacters (like space) in the filename will be broken.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-05 23:41:51 -08:00
Johannes Sixt
fa7151a61e t0021: use $SHELL_PATH for the filter script
On Windows, we need the shbang line to correctly invoke shell scripts via
a POSIX shell, except when the script is invoked via 'sh -c' because sh (a
bash) does "the right thing".  But the clean and smudge filters will not
always be invoked via 'sh -c'; to futureproof, we should mark the the one
in t0021-conversion with #!$SHELL_PATH.

Signed-off-by: Johannes Sixt <j6t@kdbg.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-05 23:40:43 -08:00
Junio C Hamano
cee2d6ae63 Aggressive three-way merge: fix D/F case
When the ancestor used to have a blob "P", your tree removed it, and the
tree you are merging with also removed it, the agressive three-way cleanly
merges to remove that blob.  If the other tree added a new blob "P/Q"
while removing "P", it should also merge cleanly to remove "P" and create
"P/Q" (since neither the ancestor nor your tree could have had it, so it
is a typical "created in one").

The "aggressive" rule is not new anymore.  Reword the stale comment.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-03 23:25:13 -08:00
Junio C Hamano
1ee26571e9 traverse_trees(): handle D/F conflict case sanely
traverse_trees() is supposed to call its callback with all the matching
entries from the given trees.  The current algorithm keeps a pointer to
each of the tree being traversed, and feeds the entry with the earliest
name to the callback.

This breaks down if the trees being traversed looks like this:

    A    B
    t-1  t
    t-2  u
    t/a  v

When we are currently looking at an entry "t-1" in tree A, and tree B has
returned "t", feeding "t" from the B and not feeding anything from A, only
because "t-1" sorts later than "t", will miss an entry for a subtree "t"
behind the current entry in tree A.

This introduces extended_entry_extract() helper function that gives what
name is expected from the tree, and implements a mechanism to look-ahead
in the tree object using it, to make sure such a case is handled sanely.
Traversal in tree A in the above example will first return "t" to match
that of B, and then the next request for an entry to A then returns "t-1".

This roughly corresponds to what Linus's "prepare for one-entry lookahead"
wanted to do, but because this does implement look ahead, t6035 and one more
test in t1012 reveal that the approach would not work without adjusting the
side that walks the index in unpack_trees() as well.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-03 23:21:32 -08:00
Junio C Hamano
934f930b31 more D/F conflict tests
Before starting to muck with this code, let's expose the current
breakages that we intend to fix.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-03 23:18:39 -08:00
Junio C Hamano
cd3c095caa tests: move convenience regexp to match object names to test-lib.sh
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-03 21:17:16 -08:00
Thiago Farina
bd757c1859 Use warning function instead of fprintf(stderr, "Warning: ...").
Signed-off-by: Thiago Farina <tfransosi@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-03 16:17:03 -08:00
Junio C Hamano
e11d7b5969 "reset --merge": fix unmerged case
Commit 9e8ecea (Add 'merge' mode to 'git reset', 2008-12-01) disallowed
"git reset --merge" when there was unmerged entries.  But it wished if
unmerged entries were reset as if --hard (instead of --merge) has been
used.  This makes sense because all "mergy" operations makes sure that
any path involved in the merge does not have local modifications before
starting, so resetting such a path away won't lose any information.

The previous commit changed the behavior of --merge to accept resetting
unmerged entries if they are reset to a different state than HEAD, but it
did not reset the changes in the work tree, leaving the conflict markers
in the resulting file in the work tree.

Fix it by doing three things:

 - Update the documentation to match the wish of original "reset --merge"
   better, namely, "An unmerged entry is a sign that the path didn't have
   any local modification and can be safely resetted to whatever the new
   HEAD records";

 - Update read_index_unmerged(), which reads the index file into the cache
   while dropping any higher-stage entries down to stage #0, not to copy
   the object name from the higher stage entry.  The code used to take the
   object name from the a stage entry ("base" if you happened to have
   stage #1, or "ours" if both sides added, etc.), which essentially meant
   that you are getting random results depending on what the merge did.

   The _only_ reason we want to keep a previously unmerged entry in the
   index at stage #0 is so that we don't forget the fact that we have
   corresponding file in the work tree in order to be able to remove it
   when the tree we are resetting to does not have the path.  In order to
   differentiate such an entry from ordinary cache entry, the cache entry
   added by read_index_unmerged() is marked as CE_CONFLICTED.

 - Update merged_entry() and deleted_entry() so that they pay attention to
   cache entries marked as CE_CONFLICTED.  They are previously unmerged
   entries, and the files in the work tree that correspond to them are
   resetted away by oneway_merge() to the version from the tree we are
   resetting to.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-03 16:01:05 -08:00
Stephan Beyer
d0f379c2dc reset: use "unpack_trees()" directly instead of "git read-tree"
This patch makes "reset_index_file()" call "unpack_trees()" directly
instead of forking and execing "git read-tree". So the code is more
efficient.

And it's also easier to see which unpack_tree() options will be used,
as we don't need to follow "git read-tree"'s command line parsing
which is quite complex.

As Daniel Barkalow found, there is a difference between this new
version and the old one. The old version gives an error for
"git reset --merge" with unmerged entries, and the new version does
not when we reset the entries to some states that differ from HEAD.
Instead, it resets the index entry and succeeds, while leaving the
conflict markers in the corresponding file in the work tree (which
will be corrected by the next patch).

The code comes from the sequencer GSoC project:

git://repo.or.cz/git/sbeyer.git

(at commit 5a78908b70ceb5a4ea9fd4b82f07ceba1f019079)

Mentored-by: Daniel Barkalow <barkalow@iabervon.org>
Mentored-by: Christian Couder <chriscool@tuxfamily.org>
Signed-off-by: Stephan Beyer <s-beyer@gmx.net>
Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-03 15:59:14 -08:00
David Aguilar
4cefa495ca git-difftool: Add '--gui' for selecting a GUI tool
Users might prefer to have git-difftool use a different
tool when run from a Git GUI.

This teaches git-difftool to honor 'diff.guitool' when
the '--gui' option is specified.  This allows users to
configure their preferred command-line diff tool in
'diff.tool' and a GUI diff tool in 'diff.guitool'.

Reference: http://article.gmane.org/gmane.comp.version-control.git/133386
Signed-off-by: David Aguilar <davvid@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-03 00:29:35 -08:00
David Aguilar
23218bbd2e t7800-difftool: Set a bogus tool for use by tests
If a difftool test has an error then running the git test suite
may end up invoking a GUI diff tool.  We now guard against this
by setting a difftool.bogus-tool.cmd variable.

The tests already used --tool=bogus-tool in various places so
this is simply ensuring that nothing ever falls back and
finds a real diff tool.

Signed-off-by: David Aguilar <davvid@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-03 00:29:10 -08:00
Junio C Hamano
37bae10e38 Merge branch 'maint'
* maint:
  branch: die explicitly why when calling "git branch [-a|-r] branchname".
  fast-import: Document author/committer/tagger name is optional
  SubmittingPatches: hints to know the status of a submitted patch.
2009-12-31 15:00:38 -08:00
Junio C Hamano
9bfff3ae5f Merge branch 'maint-1.6.0' into maint
* maint-1.6.0:
  branch: die explicitly why when calling "git branch [-a|-r] branchname".
2009-12-31 15:00:14 -08:00
Matthieu Moy
6e8f993a5a branch: die explicitly why when calling "git branch [-a|-r] branchname".
The -a and -r options used to be silently ignored in such a command.

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-31 14:52:05 -08:00
Björn Gustavsson
4f2e842dd0 Fix "git remote update" with remotes.defalt set
Starting from commit 8db35596, "git remote update" (with no
group name given) will fail with the following message if
remotes.default has been set in the config file:

fatal: 'default' does not appear to be a git repository
fatal: The remote end hung up unexpectedly

The problem is that the --multiple option is not passed to
"git fetch" if no remote or group name is given on the command
line. Fix the problem by always passing the --multiple
option to "git fetch" (which actually simplifies the code).

Reported-by: YONETANI Tomokazu

Signed-off-by: Björn Gustavsson <bgustavsson@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-31 12:23:41 -08:00
Matthieu Moy
1349484e34 builtin-config: add --path option doing ~ and ~user expansion.
395de250 (Expand ~ and ~user in core.excludesfile, commit.template)
introduced a C function git_config_pathname, doing ~/ and ~user/
expansion. This patch makes the feature available to scripts with 'git
config --get --path'.

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-31 12:19:38 -08:00
Jan Krüger
f517f1f2e9 builtin-push: add --delete as syntactic sugar for :foo
Refspecs without a source side have been reported as confusing by many.
As an alternative, this adds support for commands like:

    git push origin --delete somebranch
    git push origin --delete tag sometag

Specifically, --delete will prepend a colon to all colon-less refspecs
given on the command line, and will refuse to accept refspecs with
colons to prevent undue confusion.

Signed-off-by: Jan Krüger <jk@jk.gs>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-30 14:01:55 -08:00
Junio C Hamano
9e7ad090fa Merge branch 'maint'
* maint:
  textconv: stop leaking file descriptors
  commit: --cleanup is a message option
  git count-objects: handle packs bigger than 4G
  t7102: make the test fail if one of its check fails
  Documentation: always respect core.worktree if set
2009-12-30 01:25:21 -08:00
Junio C Hamano
99c419c915 branch -d: base the "already-merged" safety on the branch it merges with
When a branch is marked to merge with another ref (e.g. local 'next' that
merges from and pushes back to origin's 'next', with 'branch.next.merge'
set to 'refs/heads/next'), it makes little sense to base the "branch -d"
safety, whose purpose is not to lose commits that are not merged to other
branches, on the current branch.  It is much more sensible to check if it
is merged with the other branch it merges with.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-30 01:24:56 -08:00
Junio C Hamano
b0b3a241e2 Merge branch 'maint-1.6.1' into maint
* maint-1.6.1:
  textconv: stop leaking file descriptors
  commit: --cleanup is a message option
  git count-objects: handle packs bigger than 4G
  t7102: make the test fail if one of its check fails

Conflicts:
	builtin-commit.c
	diff.c
2009-12-30 01:24:12 -08:00
Christian Couder
c93966906f reset: add a few tests for "git reset --merge"
Commit 9e8eceab ("Add 'merge' mode to 'git reset'", 2008-12-01),
added the --merge option to git reset, but there were no test cases
for it.

This was not a big problem because "git reset" was just forking and
execing "git read-tree", but this will change in a following patch.

So let's add a few test cases to make sure that there will be no
regression.

Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-30 01:09:46 -08:00
Jeff King
cd0f0f68e1 reset: unbreak hard resets with GIT_WORK_TREE
Commit 952dfc6 tried to tighten the safety valves for doing
a "reset --hard" in a bare repository or outside the work
tree, but accidentally broke the case for GIT_WORK_TREE.
This patch unbreaks it.

Most git commands which need a work tree simply use
NEED_WORK_TREE in git.c to die before they get to their
cmd_* function. Reset, however, only needs a work tree in
some cases, and so must handle the work tree itself. The
error that 952dfc6 made was to simply forbid certain
operations if the work tree was not set up; instead, we need
to do the same thing that NEED_WORK_TREE does, which is to
call setup_work_tree(). We no longer have to worry about dying
in the non-worktree case, as setup_work_tree handles that
for us.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-30 01:05:21 -08:00
Junio C Hamano
799fdb4ed0 Merge branch 'maint-1.6.0' into maint-1.6.1
* maint-1.6.0:
  commit: --cleanup is a message option
  t7102: make the test fail if one of its check fails
2009-12-29 20:16:34 -08:00
Nguyễn Thái Ngọc Duy
153bb839aa t7102: make the test fail if one of its check fails
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-29 19:39:27 -08:00
Tay Ray Chuan
5a518ad467 clone: use --progress to force progress reporting
Follow the argument convention of git-pack-objects, such that a
separate option (--preogress) is used to force progress reporting
instead of -v/--verbose.

-v/--verbose now does not force progress reporting. Make git-clone.txt
say so.

This should cover all the bases in 21188b1 (Implement git clone -v),
which implemented the option to force progress reporting.

Signed-off-by: Tay Ray Chuan <rctay89@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-28 18:49:19 -08:00
Junio C Hamano
c2ff10c98e Merge branch 'jk/1.7.0-status'
* jk/1.7.0-status:
  status/commit: do not suggest "reset HEAD <path>" while merging
  commit/status: "git add <path>" is not necessarily how to resolve
  commit/status: check $GIT_DIR/MERGE_HEAD only once
  t7508-status: test all modes with color
  t7508-status: status --porcelain ignores relative paths setting
  status: reduce duplicated setup code
  status: disable color for porcelain format
  status -s: obey color.status
  builtin-commit: refactor short-status code into wt-status.c
  t7508-status.sh: Add tests for status -s
  status -s: respect the status.relativePaths option
  docs: note that status configuration affects only long format
  commit: support alternate status formats
  status: add --porcelain output format
  status: refactor format option parsing
  status: refactor short-mode printing to its own function
  status: typo fix in usage
  git status: not "commit --dry-run" anymore
  git stat -s: short status output
  git stat: the beginning of "status that is not a dry-run of commit"

Conflicts:
	t/t4034-diff-words.sh
	wt-status.c
2009-12-27 23:01:32 -08:00
Junio C Hamano
1d85dd6fb2 Merge branch 'maint'
* maint:
  Makefile: FreeBSD (both 7 and 8) needs OLD_ICONV
  Start 1.6.6.X maintenance track
  Add git-http-backend to command-list.
  t4019 "grep" portability fix
  t1200: work around a bug in some implementations of "find"

Conflicts:
	RelNotes
2009-12-26 14:33:05 -08:00
Junio C Hamano
648f407017 Merge branch 'gb/1.7.0-diff-whitespace-only-output'
* gb/1.7.0-diff-whitespace-only-output:
  No diff -b/-w output for all-whitespace changes
2009-12-26 14:03:18 -08:00
Junio C Hamano
3cc3fb7df6 Merge branch 'jc/1.7.0-diff-whitespace-only-status'
* jc/1.7.0-diff-whitespace-only-status:
  diff.c: fix typoes in comments
  Make test case number unique
  diff: Rename QUIET internal option to QUICK
  diff: change semantics of "ignore whitespace" options

Conflicts:
	diff.h
2009-12-26 14:03:18 -08:00
Junio C Hamano
7ad9cec81d Merge branch 'jc/1.7.0-push-safety'
* jc/1.7.0-push-safety:
  Refuse deleting the current branch via push
  Refuse updating the current branch in a non-bare repository via push
2009-12-26 14:03:17 -08:00
Junio C Hamano
e74f43f9b7 Merge branch 'sr/vcs-helper'
* sr/vcs-helper:
  tests: handle NO_PYTHON setting
  builtin-push: don't access freed transport->url
  Add Python support library for remote helpers
  Basic build infrastructure for Python scripts
  Allow helpers to report in "list" command that the ref is unchanged
  Fix various memory leaks in transport-helper.c
  Allow helper to map private ref names into normal names
  Add support for "import" helper command
  Allow specifying the remote helper in the url
  Add a config option for remotes to specify a foreign vcs
  Allow fetch to modify refs
  Use a function to determine whether a remote is valid
  Allow programs to not depend on remotes having urls
  Fix memory leak in helper method for disconnect

Conflicts:
	Documentation/git-remote-helpers.txt
	Makefile
	builtin-ls-remote.c
	builtin-push.c
	transport-helper.c
2009-12-26 14:03:16 -08:00
Junio C Hamano
eca4460eeb t4019 "grep" portability fix
Input to "grep" is supposed to be "text", but we deliberately feed output
from "git diff --color" to sift it into two sets of lines (ones with
errors, the other without).  Some implementations of "grep" only report
matches with the exit status, without showing the matched lines in their
output (e.g. OpenBSD 4.6, which says "Binary file .. matches").

Fortunately, "grep -a" is often a way to force the command to treat its
input as text.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-26 13:59:34 -08:00
Junio C Hamano
15caa41053 t1200: work around a bug in some implementations of "find"
"find path ..." command should exit with zero status only when all path
operands were traversed successfully.  When a non-existent path is given,
however, some implementations of "find" (e.g. OpenBSD 4.6) exit with zero
status and break the last test in t1200.

Rewrite the test to check that there is no regular files in the objects
fan-out directories to work around this bug; it is closer to what we are
testing anyway.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-26 13:59:31 -08:00
Junio C Hamano
8aa38563b2 resolve-undo: teach "update-index --unresolve" to use resolve-undo info
The update-index plumbing command had a hacky --unresolve implementation
that was written back in the days when merge was the only way for users to
end up with higher stages in the index, and assumed that stage #2 must
have come from HEAD, stage #3 from MERGE_HEAD and didn't bother to compute
the stage #1 information.

There were several issues with this approach:

 - These days, merge is not the only command, and conflicts coming from
   commands like cherry-pick, "am -3", etc. cannot be recreated by looking
   at MERGE_HEAD;

 - For a conflict that came from a merge that had renames, picking up the
   same path from MERGE_HEAD and HEAD wouldn't help recreating it, either;

 - It may have been Ok not to recreate stage #1 back when it was written,
   because "diff --ours/--theirs" were the only availble ways to review
   conflicts and they don't need stage #1 information.  "diff --cc" that
   was invented much later is a lot more useful way but it needs stage #1.

We can use resolve-undo information recorded in the index extension to
solve all of these issues.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-25 17:10:10 -08:00
Junio C Hamano
4421a82357 resolve-undo: "checkout -m path" uses resolve-undo information
Once you resolved conflicts by "git add path", you cannot recreate the
conflicted state with "git checkout -m path", because you lost information
from higher stages in the index when you resolved them.

Since we record the necessary information in the resolve-undo index
extension these days, we can reproduce the unmerged state in the index and
check it out.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-25 17:10:10 -08:00
Junio C Hamano
4a39f79d34 resolve-undo: allow plumbing to clear the information
At the Porcelain level, operations such as merge that populate an
initially cleanly merged index with conflicted entries clear the
resolve-undo information upfront.  Give scripted Porcelains a way
to do the same, by implementing "update-index --clear-resolve-info".

With this, a scripted Porcelain may "update-index --clear-resolve-info"
first and repeatedly run "update-index --cacheinfo" to stuff unmerged
entries to the index, to be resolved by the user with "git add" and
stuff.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-25 17:10:10 -08:00
Junio C Hamano
9d9a2f4aba resolve-undo: basic tests
Make sure that resolving a failed merge with git add records
the conflicted state, committing the result keeps that state,
and checking out another commit clears the state.

"git ls-files" learns a new option --resolve-undo to show the
recorded information.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-25 17:10:10 -08:00
Robert Zeh
b7f44fdf27 git svn: add test for a git svn gc followed by a git svn mkdirs
git svn gc will compress the unhandled.log files that git svn mkdirs reads,
causing git svn mkdirs to skip directory creation.

[ew: trivial whitespace cleanups]
Acked-by: Eric Wong <normalperson@yhbt.net>
Signed-off-by: Robert Zeh <robert.a.zeh@gmail.com>
2009-12-23 11:58:05 -08:00
Junio C Hamano
129a5a6dea Merge branch 'maint'
* maint:
  Prevent git blame from segfaulting on a missing author name
2009-12-22 12:32:39 -08:00
David Reiss
c8cba79181 Prevent git blame from segfaulting on a missing author name
The human-readable author and committer name can be missing from
commits imported from foreign SCM interfaces.  Make sure we parse
the "author" and "committer" line a bit more leniently and avoid
segfaulting by assuming the name always exists.

Signed-off-by: David Reiss <dreiss@facebook.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-22 11:51:17 -08:00