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Author SHA1 Message Date
Erik Faye-Lund
8338f771fe checkout: do not corrupt HEAD on empty repo
In abe1998 ("git checkout -b: allow switching out of an unborn
branch"), a code-path overly-optimisticly assumed that a
branch-name was specified. This is not always the case, and as
a result a NULL-pointer was attempted printed to .git/HEAD.

This could lead to at least two different failure modes:
 1) vsnprintf formated the NULL-string as something useful (e.g
    "(null)")
 2) vsnprintf crashed

Neither were very convenient for formatting a new HEAD-reference.

To fix this, reintroduce some strictness so we only take this
new codepath if a banch-name was specified.

Signed-off-by: Erik Faye-Lund <kusmabite@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-05-08 10:36:55 -07:00
Johannes Sixt
5d8863954f checkout (detached): truncate list of orphaned commits at the new HEAD
When git checkout switches from a detached HEAD to any other commit, then
all orphaned commits were listed in a warning:

  Warning: you are leaving 2 commits behind...:

    a5e5396 another fixup
    6aa1af6 fixup foo

But if the new commit is actually one from this list (6aa1af6 in this
example), then the list in the warning can be truncated at the new HEAD,
because history beginning at HEAD is not "left behind". This makes it so.

Signed-off-by: Johannes Sixt <j6t@kdbg.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-05-04 12:42:27 -07:00
Junio C Hamano
b3ba46945d Merge branch 'jk/branch-quiet'
Even with "-q"uiet option, "checkout" used to report setting up tracking.
Also "branch" learns "-q"uiet option to squelch informational message.

By Jeff King
* jk/branch-quiet:
  teach "git branch" a --quiet option
  checkout: suppress tracking message with "-q"
2012-04-16 12:42:22 -07:00
Jeff King
f9a482e62b checkout: suppress tracking message with "-q"
Like the "switched to..." message (which is already
suppressed by "-q"), this message is purely informational.
Let's silence it if the user asked us to be quiet.

This patch is slightly more than a one-liner, because we
have to teach create_branch to propagate the flag all the
way down to install_branch_config.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-03-26 21:32:43 -07:00
Junio C Hamano
147d071816 Merge branch 'jc/checkout-out-of-unborn' into maint
* jc/checkout-out-of-unborn:
  git checkout -b: allow switching out of an unborn branch
2012-02-16 14:18:06 -08:00
Junio C Hamano
aa47ec99d1 Merge branch 'jc/checkout-out-of-unborn'
* jc/checkout-out-of-unborn:
  git checkout -b: allow switching out of an unborn branch
2012-02-12 22:43:45 -08:00
Junio C Hamano
abe199808c git checkout -b: allow switching out of an unborn branch
Running "git checkout -b another" immediately after "git init" when you do
not even have a commit on 'master' fails with:

    $ git checkout -b another
    fatal: You are on a branch yet to be born

This is unnecessary, if we redefine "git checkout -b $name" that does not
take any $start_point (which has to be a commit) as "I want to check out a
new branch $name from the state I am in".

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-02-06 16:32:15 -08:00
Nguyễn Thái Ngọc Duy
2857093ba1 clone: print advice on checking out detached HEAD
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-01-16 16:26:27 -08:00
Junio C Hamano
7f1068e21e Merge branch 'jc/checkout-m-twoway'
* jc/checkout-m-twoway:
  checkout_merged(): squelch false warning from some gcc
  Test 'checkout -m -- path'
  checkout -m: no need to insist on having all 3 stages
2011-12-19 16:06:22 -08:00
Junio C Hamano
2e05710a16 Merge branch 'nd/resolve-ref'
* nd/resolve-ref:
  Rename resolve_ref() to resolve_ref_unsafe()
  Convert resolve_ref+xstrdup to new resolve_refdup function
  revert: convert resolve_ref() to read_ref_full()
2011-12-19 16:05:50 -08:00
Junio C Hamano
335c6e403d checkout_merged(): squelch false warning from some gcc
gcc 4.6.2 (there may be others) does not realize that the variable "mode"
can never be used uninitialized in this function and issues a false warning
under -Wuninitialized option.

Squelch it with an unnecessary initialization; it is not like a single
assignment matters to the performance in this codepath that writes out
to the filesystem with checkout_entry() anyway.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-12-15 10:10:11 -08:00
Junio C Hamano
424f30a5ae Merge branch 'nd/ignore-might-be-precious'
* nd/ignore-might-be-precious:
  checkout,merge: disallow overwriting ignored files with --no-overwrite-ignore
2011-12-13 22:55:07 -08:00
Junio C Hamano
b2dd021120 Merge branch 'jn/branch-move-to-self'
* jn/branch-move-to-self:
  Allow checkout -B <current-branch> to update the current branch
  branch: allow a no-op "branch -M <current-branch> HEAD"
2011-12-13 22:53:08 -08:00
Nguyễn Thái Ngọc Duy
96ec7b1e70 Convert resolve_ref+xstrdup to new resolve_refdup function
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-12-13 09:26:52 -08:00
Junio C Hamano
b7f7c07977 Merge branch 'nd/resolve-ref'
* nd/resolve-ref:
  Copy resolve_ref() return value for longer use
  Convert many resolve_ref() calls to read_ref*() and ref_exists()

Conflicts:
	builtin/fmt-merge-msg.c
	builtin/merge.c
	refs.c
2011-12-09 13:37:14 -08:00
Junio C Hamano
fbbccd0a10 checkout -m: no need to insist on having all 3 stages
The content level merge machinery ll_merge() is prepared to merge
correctly in "both sides added differently" case by using an empty blob as
if it were the common ancestor. "checkout -m" could do the same, but didn't
bother supporting it and instead insisted on having all three stages.

Reported-by: Pete Harlan
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-12-06 14:17:01 -08:00
Nguyễn Thái Ngọc Duy
d5a35c114a Copy resolve_ref() return value for longer use
resolve_ref() may return a pointer to a static buffer. Callers that
use this value longer than a couple of statements should copy the
value to avoid some hidden resolve_ref() call that may change the
static buffer's value.

The bug found by Tony Wang <wwwjfy@gmail.com> in builtin/merge.c
demonstrates this. The first call is in cmd_merge()

branch = resolve_ref("HEAD", head_sha1, 0, &flag);

Then deep in lookup_commit_or_die() a few lines after, resolve_ref()
may be called again and destroy "branch".

lookup_commit_or_die
 lookup_commit_reference
  lookup_commit_reference_gently
   parse_object
    lookup_replace_object
     do_lookup_replace_object
      prepare_replace_object
       for_each_replace_ref
        do_for_each_ref
         get_loose_refs
          get_ref_dir
           get_ref_dir
            resolve_ref

All call sites are checked and made sure that xstrdup() is called if
the value should be saved.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-12-05 16:21:06 -08:00
Junio C Hamano
9ef569791f Merge branch 'nd/maint-ignore-exclude'
* nd/maint-ignore-exclude:
  checkout,merge: loosen overwriting untracked file check based on info/exclude
2011-12-05 15:25:12 -08:00
Jonathan Nieder
39bd6f7261 Allow checkout -B <current-branch> to update the current branch
When on master, "git checkout -B master <commit>" is a more natural way to
say "git reset --keep <commit>", which was originally invented for the
exact purpose of moving to the named commit while keeping the local changes
around.

Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-11-28 11:40:46 -08:00
Nguyễn Thái Ngọc Duy
c1d7036b6b checkout,merge: disallow overwriting ignored files with --no-overwrite-ignore
Ignored files usually are generated files (e.g. .o files) and can be
safely discarded. However sometimes users may have important files in
working directory, but still want a clean "git status", so they mark
them as ignored files. But in this case, these files should not be
overwritten without asking first.

Enable this use case with --no-overwrite-ignore, where git only sees
tracked and untracked files, no ignored files. Those who mix
discardable ignored files with important ones may have to sort it out
themselves.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-11-28 10:41:53 -08:00
Junio C Hamano
f44054c82f Merge branch 'nd/maint-ignore-exclude' into nd/ignore-might-be-precious
* nd/maint-ignore-exclude:
  checkout,merge: loosen overwriting untracked file check based on info/exclude
2011-11-28 10:41:43 -08:00
Nguyễn Thái Ngọc Duy
fc001b526c checkout,merge: loosen overwriting untracked file check based on info/exclude
Back in 1127148 (Loosen "working file will be lost" check in
Porcelain-ish - 2006-12-04), git-checkout.sh learned to quietly
overwrite ignored files. Howver the code only took .gitignore files
into account.

Standard ignored files include all specified in .gitignore files in
working directory _and_ $GIT_DIR/info/exclude. This patch makes sure
ignored files in info/exclude can also be overwritten automatically in
the spirit of the original patch.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-11-28 10:37:50 -08:00
Nguyễn Thái Ngọc Duy
c689332391 Convert many resolve_ref() calls to read_ref*() and ref_exists()
resolve_ref() may return a pointer to a static buffer, which is not
safe for long-term use because if another resolve_ref() call happens,
the buffer may be changed.  Many call sites though do not care about
this buffer. They simply check if the return value is NULL or not.

Convert all these call sites to new wrappers to reduce resolve_ref()
calls from 57 to 34. If we change resolve_ref() prototype later on
to avoid passing static buffer out, this helps reduce changes.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-11-13 12:21:06 -08:00
Junio C Hamano
66d2c22f41 Merge branch 'jc/checkout-from-tree-keep-local-changes'
* jc/checkout-from-tree-keep-local-changes:
  checkout $tree $path: do not clobber local changes in $path not in $tree
2011-10-17 21:37:09 -07:00
Junio C Hamano
0941d60545 Merge branch 'rs/pending'
* rs/pending:
  commit: factor out clear_commit_marks_for_object_array
  checkout: use leak_pending flag
  bundle: use leak_pending flag
  bisect: use leak_pending flag
  revision: add leak_pending flag
  checkout: use add_pending_{object,sha1} in orphan check
  revision: factor out add_pending_sha1
  checkout: check for "Previous HEAD" notice in t2020

Conflicts:
	builtin/checkout.c
	revision.c
2011-10-13 19:03:22 -07:00
Junio C Hamano
9bd500048d Merge branch 'mh/check-ref-format-3'
* mh/check-ref-format-3: (23 commits)
  add_ref(): verify that the refname is formatted correctly
  resolve_ref(): expand documentation
  resolve_ref(): also treat a too-long SHA1 as invalid
  resolve_ref(): emit warnings for improperly-formatted references
  resolve_ref(): verify that the input refname has the right format
  remote: avoid passing NULL to read_ref()
  remote: use xstrdup() instead of strdup()
  resolve_ref(): do not follow incorrectly-formatted symbolic refs
  resolve_ref(): extract a function get_packed_ref()
  resolve_ref(): turn buffer into a proper string as soon as possible
  resolve_ref(): only follow a symlink that contains a valid, normalized refname
  resolve_ref(): use prefixcmp()
  resolve_ref(): explicitly fail if a symlink is not readable
  Change check_refname_format() to reject unnormalized refnames
  Inline function refname_format_print()
  Make collapse_slashes() allocate memory for its result
  Do not allow ".lock" at the end of any refname component
  Refactor check_refname_format()
  Change check_ref_format() to take a flags argument
  Change bad_ref_char() to return a boolean value
  ...
2011-10-10 15:56:18 -07:00
Michael Haggerty
8d9c50105f Change check_ref_format() to take a flags argument
Change check_ref_format() to take a flags argument that indicates what
is acceptable in the reference name (analogous to "git
check-ref-format"'s "--allow-onelevel" and "--refspec-pattern").  This
is more convenient for callers and also fixes a failure in the test
suite (and likely elsewhere in the code) by enabling "onelevel" and
"refspec-pattern" to be allowed independently of each other.

Also rename check_ref_format() to check_refname_format() to make it
obvious that it deals with refnames rather than references themselves.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-10-05 13:45:29 -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
René Scharfe
86a0a408b9 commit: factor out clear_commit_marks_for_object_array
Factor out the code to clear the commit marks for a whole struct
object_array from builtin/checkout.c into its own exported function
clear_commit_marks_for_object_array and use it in bisect and bundle
as well.  It handles tags and commits and ignores objects of any
other type.

Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-10-03 11:15:34 -07:00
René Scharfe
1062141928 checkout: use leak_pending flag
Instead of going through all the references again when we clear the
commit marks, do it like bisect and bundle and gain ownership of the
list of pending objects which we constructed from those references.

We simply copy the struct object_array that points to the list, set
the flag leak_pending and then prepare_revision_walk won't destroy
it and it's ours.  We use it to clear the marks and  free it at the
end.

Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-10-03 11:15:32 -07:00
René Scharfe
468224e580 checkout: use add_pending_{object,sha1} in orphan check
Instead of building a list of textual arguments for setup_revisions, use
add_pending_object and add_pending_sha1 to queue the objects directly.
This is both faster and simpler.

Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-10-03 11:03:41 -07:00
Junio C Hamano
0a1283bc39 checkout $tree $path: do not clobber local changes in $path not in $tree
Checking paths out of a tree is (currently) defined to do:

 - Grab the paths from the named tree that match the given pathspec,
   and add them to the index;

 - Check out the contents from the index for paths that match the
   pathspec to the working tree; and while at it

 - If the given pathspec did not match anything, suspect a typo from the
   command line and error out without updating the index nor the working
   tree.

Suppose that the branch you are working on has dir/myfile, and the "other"
branch has dir/other but not dir/myfile. Further imagine that you have
either modified or removed dir/myfile in your working tree, but you have
not run "git add dir/myfile" or "git rm dir/myfile" to tell Git about your
local change. Running

 $ git checkout other dir

would add dir/other to the index with the contents taken out of the
"other" branch, and check out the paths from the index that match the
pathspec "dir", namely, "dir/other" and "dir/myfile", overwriting your
local changes to "dir/myfile", even though "other" branch does not even
know about that file.

Fix it by updating the working tree only with the index entries that
was read from the "other" tree.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-09-30 10:33:15 -07:00
Junio C Hamano
a0b1cb60ab Merge branch 'cb/maint-ls-files-error-report' into maint
* cb/maint-ls-files-error-report:
  t3005: do not assume a particular order of stdout and stderr of git-ls-files
  ls-files: fix pathspec display on error
2011-09-23 14:30:49 -07:00
Junio C Hamano
c103e9529c Merge branch 'ci/forbid-unwanted-current-branch-update'
* ci/forbid-unwanted-current-branch-update:
  branch --set-upstream: regression fix
2011-09-16 21:48:10 -07:00
Junio C Hamano
fa79937675 branch --set-upstream: regression fix
The "git branch" command, while not in listing mode, calls create_branch()
even when the target branch already exists, and it does so even when it is
not interested in updating the value of the branch (i.e. the name of the
commit object that sits at the tip of the existing branch). This happens
when the command is run with "--set-upstream" option.

The earlier safety-measure to prevent "git branch -f $branch $commit" from
updating the currently checked out branch did not take it into account,
and we no longer can update the tracking information of the current branch.

Minimally fix this regression by telling the validation code if it is
called to really update the value of a potentially existing branch, or if
the caller merely is interested in updating auxiliary aspects of a branch.

Reported-and-Tested-by: Jay Soffian
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-09-16 21:47:47 -07:00
Jeff King
7bf0b01750 checkout: use argv_array API
We were using a similar ad-hoc rev_list_args structure, but
this saves some code.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-09-14 11:57:25 -07:00
Junio C Hamano
1da6d98a9a Merge branch 'ci/forbid-unwanted-current-branch-update'
* ci/forbid-unwanted-current-branch-update:
  Show interpreted branch name in error messages
  Prevent force-updating of the current branch
2011-08-28 21:19:31 -07:00
Junio C Hamano
6133e4da54 Merge branch 'cb/maint-ls-files-error-report'
* cb/maint-ls-files-error-report:
  ls-files: fix pathspec display on error
2011-08-23 15:34:31 -07:00
Conrad Irwin
55c4a67307 Prevent force-updating of the current branch
"git branch -M <foo> <current-branch>" allows updating the current branch
which HEAD points, without the necessary house-keeping that git reset
normally does to make this operation sensible. It also leaves the reflog
in a confusing state (you would be warned when trying to read it).

"git checkout -B <current branch> <foo>" is also partly vulnerable to this
bug; due to inconsistent pre-flight checks it would perform half of its
task and then abort just before rewriting the branch. Again this
manifested itself as the index file getting out-of-sync with HEAD.

"git branch -f" already guarded against this problem, and aborts with
a fatal error.

Update "git branch -M", "git checkout -B" and "git branch -f" to share the
same check before allowing a branch to be created. These prevent you from
updating the current branch.

We considered suggesting the use of "git reset" in the failure message
but concluded that it was not possible to discern what the user was
actually trying to do.

Signed-off-by: Conrad Irwin <conrad.irwin@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-08-22 16:00:36 -07:00
Junio C Hamano
a1ee40f3a2 Merge branch 'jc/checkout-reflog-fix' into maint
* jc/checkout-reflog-fix:
  checkout: do not write bogus reflog entry out
2011-08-16 12:41:12 -07:00
Clemens Buchacher
0f64bfa956 ls-files: fix pathspec display on error
The following sequence of commands reveals an issue with error
reporting of relative paths:

 $ mkdir sub
 $ cd sub
 $ git ls-files --error-unmatch ../bbbbb
 error: pathspec 'b' did not match any file(s) known to git.
 $ git commit --error-unmatch ../bbbbb
 error: pathspec 'b' did not match any file(s) known to git.

This bug is visible only if the normalized path (i.e., the relative
path from the repository root) is longer than the prefix.
Otherwise, the code skips over the normalized path and reads from
an unused memory location which still contains a leftover of the
original command line argument.

So instead, use the existing facilities to deal with relative paths
correctly.

Also fix inconsistency between "checkout" and "commit", e.g.

    $ cd Documentation
    $ git checkout nosuch.txt
    error: pathspec 'Documentation/nosuch.txt' did not match...
    $ git commit nosuch.txt
    error: pathspec 'nosuch.txt' did not match...

by propagating the prefix down the codepath that reports the error.

Signed-off-by: Clemens Buchacher <drizzd@aon.at>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-08-11 13:04:16 -07:00
Junio C Hamano
055f2c5d34 Merge branch 'jc/maint-1.7.3-checkout-describe' into maint
* jc/maint-1.7.3-checkout-describe:
  checkout -b <name>: correctly detect existing branch
2011-08-01 14:43:18 -07:00
Junio C Hamano
4f9aba9c26 Merge branch 'jc/checkout-reflog-fix'
* jc/checkout-reflog-fix:
  checkout: do not write bogus reflog entry out
2011-07-22 14:43:03 -07:00
Junio C Hamano
25d33546d4 Merge commit 'v1.7.6' into jc/checkout-reflog-fix
* commit 'v1.7.6': (3211 commits)
  Git 1.7.6
  completion: replace core.abbrevguard to core.abbrev
  Git 1.7.6-rc3
  Documentation: git diff --check respects core.whitespace
  gitweb: 'pickaxe' and 'grep' features requires 'search' to be enabled
  t7810: avoid unportable use of "echo"
  plug a few coverity-spotted leaks
  builtin/gc.c: add missing newline in message
  tests: link shell libraries into valgrind directory
  t/Makefile: pass test opts to valgrind target properly
  sh-i18n--envsubst.c: do not #include getopt.h
  Fix typo: existant->existent
  Git 1.7.6-rc2
  gitweb: do not misparse nonnumeric content tag files that contain a digit
  Git 1.7.6-rc1
  fetch: do not leak a refspec
  t3703: skip more tests using colons in file names on Windows
  gitweb: Fix usability of $prevent_xss
  gitweb: Move "Requirements" up in gitweb/INSTALL
  gitweb: Describe CSSMIN and JSMIN in gitweb/INSTALL
  ...
2011-07-06 15:38:28 -07:00
Junio C Hamano
b985f2aeca Merge branch 'jc/maint-1.7.3-checkout-describe'
* jc/maint-1.7.3-checkout-describe:
  checkout -b <name>: correctly detect existing branch
2011-06-29 17:03:12 -07:00
Junio C Hamano
0faf247485 Merge branch 'jc/advice-about-to-lose-commit'
* jc/advice-about-to-lose-commit:
  checkout: make advice when reattaching the HEAD less loud

Conflicts:
	builtin/checkout.c
2011-06-29 17:03:10 -07:00
Junio C Hamano
c17b229454 checkout -b <name>: correctly detect existing branch
When create a new branch, we fed "refs/heads/<proposed name>" as a string
to get_sha1() and expected it to fail when a branch already exists.

The right way to check if a ref exists is to check with resolve_ref().

A naïve solution that might appear attractive but does not work is to
forbid slashes in get_describe_name() but that will not work. A describe
name is is in the form of "ANYTHING-g<short sha1>", and that ANYTHING part
comes from a original tag name used in the repository the user ran the
describe command. A sick user could have a confusing hierarchical tag
whose name is "refs/heads/foobar" (stored as refs/tags/refs/heads/foobar")
to generate a describe name "refs/heads/foobar-6-g02ac983", and we should
be able to use that name to refer to the object whose name is 02ac983.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-06-05 22:17:04 -07:00
Junio C Hamano
f67d2e82d6 Merge branch 'jk/format-patch-am'
* jk/format-patch-am:
  format-patch: preserve subject newlines with -k
  clean up calling conventions for pretty.c functions
  pretty: add pp_commit_easy function for simple callers
  mailinfo: always clean up rfc822 header folding
  t: test subject handling in format-patch / am pipeline

Conflicts:
	builtin/branch.c
	builtin/log.c
	commit.h
2011-05-31 12:19:11 -07:00
Jeff King
8b8a53744f pretty: add pp_commit_easy function for simple callers
Many callers don't actually care about the pretty print
context at all; let's just give them a simple way of
pretty-printing a commit without having to create a context
struct.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-05-26 15:47:20 -07:00
Junio C Hamano
f807b3dcab checkout: make advice when reattaching the HEAD less loud
When switching away from a detached HEAD with "git checkout", we give a
listing of the commits about to be lost, and then tell how to resurrect
them since 8e2dc6a (commit: give final warning when reattaching HEAD to
leave commits behind, 2011-02-18).

This is a good safety measure for people who are not comfortable with the
detached HEAD state, but the advice on how to keep the state you just left
was given even to those who set advice.detachedHead to false.

Keep the warning and informational commit listing, but honor the setting
of advice.detachedHead to squelch the advice.

Helped-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-05-24 14:26:42 -07:00
Junio C Hamano
1273738f05 Merge branch 'nd/struct-pathspec'
* nd/struct-pathspec:
  pathspec: rename per-item field has_wildcard to use_wildcard
  Improve tree_entry_interesting() handling code
  Convert read_tree{,_recursive} to support struct pathspec
  Reimplement read_tree_recursive() using tree_entry_interesting()
2011-05-06 10:50:06 -07:00
Ævar Arnfjörð Bjarmason
f06f08b78c i18n: mark checkout plural warning for translation
Mark the "Warning: you are leaving %d commit(s) behind" message added
in v1.7.5-rc0~74^2 (commit: give final warning when reattaching HEAD
to leave commits behind) by Junio C Hamano for translation.

This message requires the use of ngettext() features, and is the first
message to use the Q_() wrapper around ngettext().

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-04-12 00:20:28 -07:00
Ævar Arnfjörð Bjarmason
20fc73e3b0 i18n: mark checkout --detach messages for translation
Mark messages added in v1.7.5-rc0~117^2~2 (checkout: introduce
--detach synonym for "git checkout foo^{commit}") by Junio C Hamano
for translation.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-04-12 00:12:53 -07:00
Junio C Hamano
6c80cd298a Merge branch 'ab/i18n-st'
* ab/i18n-st: (69 commits)
  i18n: git-shortlog basic messages
  i18n: git-revert split up "could not revert/apply" message
  i18n: git-revert literal "me" messages
  i18n: git-revert "Your local changes" message
  i18n: git-revert basic messages
  i18n: git-notes GIT_NOTES_REWRITE_MODE error message
  i18n: git-notes basic commands
  i18n: git-gc "Auto packing the repository" message
  i18n: git-gc basic messages
  i18n: git-describe basic messages
  i18n: git-clean clean.requireForce messages
  i18n: git-clean basic messages
  i18n: git-bundle basic messages
  i18n: git-archive basic messages
  i18n: git-status "renamed: " message
  i18n: git-status "Initial commit" message
  i18n: git-status "Changes to be committed" message
  i18n: git-status shortstatus messages
  i18n: git-status "nothing to commit" messages
  i18n: git-status basic messages
  ...

Conflicts:
	builtin/branch.c
	builtin/checkout.c
	builtin/clone.c
	builtin/commit.c
	builtin/grep.c
	builtin/merge.c
	builtin/push.c
	builtin/revert.c
	t/t3507-cherry-pick-conflict.sh
	t/t7607-merge-overwrite.sh
2011-04-01 17:55:55 -07:00
Nguyễn Thái Ngọc Duy
f0096c06bc Convert read_tree{,_recursive} to support struct pathspec
This patch changes behavior of the two functions. Previously it does
prefix matching only. Now it can also do wildcard matching.

All callers are updated. Some gain wildcard matching (archive,
checkout), others reset pathspec_item.has_wildcard to retain old
behavior (ls-files, ls-tree as they are plumbing).

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-03-25 09:20:33 -07:00
Jeff King
0be240cc65 checkout: tweak detached-orphan warning format
When orphaning a commit on a detached HEAD, the warning
currently looks like:

  Warning: you are leaving 3 commits behind, not connected to
  any of your branches:

   - commit subject 1
   - commit subject 2
   - commit subject 3

  If you want to keep them by creating a new branch, this
  may be a good time to do so with:

     git branch new_branch_name 933a615ab0bc566dcfd8c01ec8af159f770d3fe5

Instead of using the "-" list, let's provide a more
traditional oneline format, with the abbreviated sha1 before
each subject. Users are accustomed to seeing commits in this
format, and having the sha1 of each commit can be useful if
you want to cherry-pick instead of creating a new branch.

The new format looks like:

  Warning: you are leaving 3 commits behind, not connected to
  any of your branches:

    933a615 commit subject 1
    824fcde commit subject 2
    fa49b1a commit subject 3

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-03-20 13:32:47 -07:00
Jeff King
5c08dc48a8 checkout: clear commit marks after detached-orphan check
When leaving a detached HEAD, we do a revision walk to make
sure the commit we are leaving isn't being orphaned.
However, this leaves crufty marks in the commit objects
which can confuse later walkers, like the one in
stat_tracking_info.

Let's clean up after ourselves to prevent this conflict.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-03-20 13:32:45 -07:00
Junio C Hamano
ccf6d62d1e Merge branch 'jc/checkout-orphan-warning'
* jc/checkout-orphan-warning:
  commit: give final warning when reattaching HEAD to leave commits behind
2011-03-15 14:22:16 -07:00
Ævar Arnfjörð Bjarmason
08eaa4be03 i18n: git-checkout "Switched to a .. branch" message
Split up the "Switched to and reset branch" and "Switched to a new
branch" messages to make them easier to translate.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-03-09 23:52:54 -08:00
Ævar Arnfjörð Bjarmason
9398cc4bd4 i18n: git-checkout "HEAD is now at" message
Gettextize the "HEAD is now at" messages. Several tests in t7201-co.sh
explicitly checked for this message. Change them to skip under
GETTEXT_POISON=YesPlease.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-03-09 23:52:53 -08:00
Ævar Arnfjörð Bjarmason
983ca75ecb i18n: git-checkout describe_detached_head messages
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-03-09 23:52:53 -08:00
Ævar Arnfjörð Bjarmason
9f97ab08c2 i18n: git-checkout: our/their version message
Split up the "does not have our/their version" message to make it
easier to translate.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-03-09 23:52:53 -08:00
Ævar Arnfjörð Bjarmason
e8a8a4d76b i18n: git-checkout basic messages
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-03-09 23:52:53 -08:00
Junio C Hamano
c0791f365e Merge branch 'uk/checkout-ambiguous-ref'
* uk/checkout-ambiguous-ref:
  Rename t2019 with typo "amiguous" that meant "ambiguous"
  checkout: rearrange update_refs_for_switch for clarity
  checkout: introduce --detach synonym for "git checkout foo^{commit}"
  checkout: split off a function to peel away branchname arg
  checkout: fix bug with ambiguous refs

Conflicts:
	builtin/checkout.c
2011-02-27 21:58:29 -08:00
Junio C Hamano
8e2dc6ac06 commit: give final warning when reattaching HEAD to leave commits behind
You can detach the HEAD at an arbitrary commit in order to browse the
files in various points in the history or build older versions of the
software, without recording any new commit, and come back to an existing
branch.  When used in this "sightseer" mode, detached HEAD is a perfectly
safe mechanism.  It also is a useful state to experiment with throw-away
commits.

When coming back to an existing branch with "git checkout master",
however, the commits that were created on the detached HEAD will become
unreachable from anywhere but the reflog of the HEAD.  Check if the commit
we are about to leave is connected to some ref, and give a final warning
otherwise to remind the user for safety.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-02-23 17:24:59 -08:00
Jonathan Nieder
b3c0494aa9 checkout: add missing const to describe_detached_head
Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-02-22 16:51:20 -08:00
Jonathan Nieder
dab0d4108d correct type of EMPTY_TREE_SHA1_BIN
Functions such as hashcmp that expect a binary SHA-1 value take
parameters of type "unsigned char *" to avoid accepting a textual
SHA-1 passed by mistake.  Unfortunately, this means passing the string
literal EMPTY_TREE_SHA1_BIN requires an ugly cast.  Tweak the
definition of EMPTY_TREE_SHA1_BIN to produce a value of more
convenient type.

In the future the definition might change to

	extern const unsigned char empty_tree_sha1_bin[20];
	#define EMPTY_TREE_SHA1_BIN empty_tree_sha1_bin

Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-02-14 10:48:06 -08:00
Jonathan Nieder
f8bd36a433 checkout: rearrange update_refs_for_switch for clarity
Take care of simple, exceptional cases before the meat of the "check
out by branch name" code begins.  After this change, the function
vaguely follows the following pseudocode:

	if (-B or -b)
		create branch;
	if (plain "git checkout" or "git checkout HEAD")
		;
	else if (--detach or checking out by non-branch commit name)
		detach HEAD;
	else if (checking out by branch name)
		attach HEAD;

One nice side benefit is to make it possible to remove handling of
the --detach option from outside switch_branches.

Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-02-08 11:14:26 -08:00
Junio C Hamano
32669671c7 checkout: introduce --detach synonym for "git checkout foo^{commit}"
For example, one might use this when making a temporary merge to
test that two topics work well together.

Patch by Junio, with tests from Jeff King.

[jn: with some extra checks for bogus commandline usage]

Suggested-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-02-08 11:14:26 -08:00
Jonathan Nieder
09ebad6fae checkout: split off a function to peel away branchname arg
The code to parse and consume the tree name and "--" in commands such
as "git checkout @{-1} -- '*.c'" is intimidatingly long.  Split it out
into a separate function and make it easier to skip on first reading
by making the data it uses and produces more explicit.

No functional change intended.

Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-02-08 11:14:25 -08:00
Junio C Hamano
0cb6ad3c3d checkout: fix bug with ambiguous refs
The usual dwim_ref lookup prefers tags to branches. Because
checkout primarily works on branches, though, we switch that
behavior to prefer branches.

However, there was a bug in the implementation in which we
used lookup_commit_reference (which used the regular lookup
rules) to get the actual commit to checkout. Checking out an
ambiguous ref therefore ended up putting us in an extremely
broken state in which we wrote the branch ref into HEAD, but
actually checked out the tree for the tag.

This patch fixes the bug by always attempting to pull the
commit to be checked out from the branch-ified version of
the name we were given.

Patch by Junio, tests and commit message from Jeff King.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-01-11 13:14:56 -08:00
Junio C Hamano
20f84c8f56 Merge branch 'rs/opt-help-text'
* rs/opt-help-text:
  verify-tag: document --verbose
  branch: improve --verbose description
  archive: improve --verbose description
  Describe various forms of "be quiet" using OPT__QUIET
  add OPT__FORCE
  add description parameter to OPT__QUIET
  add description parameter to OPT__DRY_RUN
  add description parameter to OPT__VERBOSE
2010-11-24 15:55:19 -08:00
Jonathan Nieder
8c83968385 Describe various forms of "be quiet" using OPT__QUIET
Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-11-15 10:04:56 -08:00
René Scharfe
76946b76fe add OPT__FORCE
Add OPT__FORCE as a helper macro in the same spirit as OPT__VERBOSE
et.al. to simplify defining -f/--force options.

Signed-off-by: Rene Scharfe <rene.scharfe@lstfire.ath.cx>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-11-15 10:04:43 -08:00
René Scharfe
d52ee6e613 add description parameter to OPT__QUIET
Allows better help text to be defined than "be quiet".  Also make use
of the macro in a place that already had a different description.  No
object code changes intended.

Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-11-15 09:58:13 -08:00
Matthieu Moy
8b3f3f84b2 Change "tracking branch" to "remote-tracking branch"
One more step towards consistancy. We change the documentation and the C
code in a single patch, since the only instances in the C code are in
comment and usage strings.

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-11-03 09:20:41 -07:00
Matthieu Moy
0e615b252f Replace "remote tracking" with "remote-tracking"
"remote-tracking" branch makes it explicit that the branch is "tracking a
remote", as opposed to "remote, and tracking something".

See discussion in e.g.
http://mid.gmane.org/8835ADF9-45E5-4A26-9F7F-A72ECC065BB2@gmail.com
for more details.

This patch is a straightforward application of

  perl -pi -e 's/remote tracking branch/remote-tracking branch/'

except in the RelNotes directory.

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-11-03 09:19:04 -07:00
Junio C Hamano
75b17fee72 Merge branch 'jf/merge-ignore-ws'
* jf/merge-ignore-ws:
  merge-recursive: options to ignore whitespace changes
  merge-recursive --patience
  ll-merge: replace flag argument with options struct
  merge-recursive: expose merge options for builtin merge
2010-10-26 21:40:54 -07:00
Daniel Knittl-Frank
3695dc0af1 Improvements to git checkout -h
be a little more verbose about what each option does

Signed-off-by: Daniel Knittl-Frank <knittl89+git@googlemail.com>
Reviewed-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-09-27 10:54:17 -07:00
Junio C Hamano
02377cf4bc Merge branch 'jl/submodule-ignore-diff'
* jl/submodule-ignore-diff:
  checkout: Use submodule.*.ignore settings from .git/config and .gitmodules
  checkout: Add test for diff.ignoreSubmodules
  checkout: respect diff.ignoreSubmodules setting

Conflicts:
	builtin/checkout.c
2010-09-04 08:17:09 -07:00
Junio C Hamano
c208e05bd9 Merge branch 'dg/local-mod-error-messages'
* dg/local-mod-error-messages:
  t7609-merge-co-error-msgs: test non-fast forward case too.
  Move "show_all_errors = 1" to setup_unpack_trees_porcelain()
  setup_unpack_trees_porcelain: take the whole options struct as parameter
  Move set_porcelain_error_msgs to unpack-trees.c and rename it

Conflicts:
	merge-recursive.c
2010-09-03 22:23:49 -07:00
Junio C Hamano
8aed4a5e38 Merge branch 'jn/merge-renormalize'
* jn/merge-renormalize:
  merge-recursive --renormalize
  rerere: never renormalize
  rerere: migrate to parse-options API
  t4200 (rerere): modernize style
  ll-merge: let caller decide whether to renormalize
  ll-merge: make flag easier to populate
  Documentation/technical: document ll_merge
  merge-trees: let caller decide whether to renormalize
  merge-trees: push choice to renormalize away from low level
  t6038 (merge.renormalize): check that it can be turned off
  t6038 (merge.renormalize): try checkout -m and cherry-pick
  t6038 (merge.renormalize): style nitpicks
  Don't expand CRLFs when normalizing text during merge
  Try normalizing files to avoid delete/modify conflicts when merging
  Avoid conflicts when merging branches with mixed normalization

Conflicts:
	builtin/rerere.c
	t/t4200-rerere.sh
2010-09-03 09:43:41 -07:00
Matthieu Moy
5e65ee35dd Move "show_all_errors = 1" to setup_unpack_trees_porcelain()
Not only this makes the code clearer since setting up the porcelain error
message is meant to work with show_all_errors, but this fixes a call to
setup_unpack_trees_porcelain() in git_merge_trees() which did not set
show_all_errors.

add_rejected_path() used to double-check whether it was running in
plumbing mode. This check was ineffective since it was setting
show_all_errors too late for traverse_trees() to see it, and is made
useless by this patch. Remove it.

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-09-03 09:31:51 -07:00
Matthieu Moy
e294030fe8 setup_unpack_trees_porcelain: take the whole options struct as parameter
This is a preparation patch to let setup_unpack_trees_porcelain set
show_all_errors itself.

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-09-03 09:31:41 -07:00
Matthieu Moy
dc1166e685 Move set_porcelain_error_msgs to unpack-trees.c and rename it
The function is currently dealing only with error messages, but the
intent of calling it is really to notify the unpack-tree mechanics that
it is running in porcelain mode.

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-09-03 09:31:28 -07:00
Jens Lehmann
23b4c7bcc5 checkout: Use submodule.*.ignore settings from .git/config and .gitmodules
For "git status" and the diff family the submodule.*.ignore settings from
.git/config and .gitmodules can be used to override the default set via
diff.ignoreSubmodules on a per-submodule basis. Let's do this consistently
and teach checkout to use these settings too.

Signed-off-by: Jens Lehmann <Jens.Lehmann@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-08-30 00:37:37 -07:00
Jonathan Nieder
712516bcac ll-merge: replace flag argument with options struct
Keeping track of the flag bits is proving more trouble than it's
worth.  Instead, use a pointer to an options struct like most similar
APIs do.

Callers with no special requests can pass NULL to request the default
options.

Cc: Bert Wesarg <bert.wesarg@googlemail.com>
Cc: Avery Pennarun <apenwarr@gmail.com>
Helped-by: Justin Frankel <justin@cockos.com>
Helped-by: Bert Wesarg <bert.wesarg@googlemail.com>
Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-08-26 09:18:51 -07:00
Johannes Schindelin
175f6e59f6 checkout: respect diff.ignoreSubmodules setting
When 'git checkout' reports uncommitted changes, it also does so for
submodules.

The default mode is now to look really hard into submodules, not only
for different commits, but also for modified files. Since this can be
pretty expensive when there are a lot (and large) submodules, there is
the diff.ignoreSubmodules option.

Let's respect that setting when 'git checkout' reports the uncommitted
changes, since it does nothing else than a 'git diff --name-status'.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-08-25 13:12:04 -07:00
Junio C Hamano
2eb54692d1 Merge branch 'dg/local-mod-error-messages'
* dg/local-mod-error-messages:
  t7609: test merge and checkout error messages
  unpack_trees: group error messages by type
  merge-recursive: distinguish "removed" and "overwritten" messages
  merge-recursive: porcelain messages for checkout
  Turn unpack_trees_options.msgs into an array + enum

Conflicts:
	t/t3400-rebase.sh
2010-08-21 23:26:46 -07:00
Ramkumar Ramachandra
09a0ec58ce builtin/checkout: Fix message when switching to an existing branch
Fix "Switched to a new branch <name>" to read "Switched to branch
<name>" when <name> corresponds to an existing branch. This bug was
introduced in 02ac983 while introducing the `-B` switch.

Cc: Tay Ray Chuan <rctay89@gmail.com>
Signed-off-by: Ramkumar Ramachandra <artagnon@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-08-20 11:17:28 -07:00
Junio C Hamano
226d06c16b Merge branch 'jn/fix-abbrev'
* jn/fix-abbrev:
  examples/commit: use --abbrev for commit summary
  checkout, commit: remove confusing assignments to rev.abbrev
  archive: abbreviate substituted commit ids again
2010-08-18 12:28:58 -07:00
Matthieu Moy
e6c111b4c0 unpack_trees: group error messages by type
When an error is encountered, it calls add_rejected_file() which either
- directly displays the error message and stops if in plumbing mode
  (i.e. if show_all_errors is not initialized at 1)
- or stores it so that it will be displayed at the end with display_error_msgs(),

Storing the files by error type permits to have a list of files for
which there is the same error instead of having a serie of almost
identical errors.

As each bind_overlap error combines a file and an old file, a list cannot be
done, therefore, theses errors are not stored but directly displayed.

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-08-11 10:36:06 -07:00
Diane Gasselin
23cbf11b5c merge-recursive: porcelain messages for checkout
A porcelain message was first added in checkout.c in the commit
8ccba008 (Junio C Hamano, Sat May 17 21:03:49 2008, unpack-trees:
allow Porcelain to give different error messages) to give better feedback
in the case of merge errors.

This patch adapts the porcelain messages for the case of checkout
instead. This way, when having a checkout error, "merge" no longer
appears in the error message.

While we're there, we add an advice in the case of
would_lose_untracked_file.

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-08-11 10:36:03 -07:00
Matthieu Moy
08353ebbab Turn unpack_trees_options.msgs into an array + enum
The list of error messages was introduced as a structure, but an array
indexed over an enum is more flexible, since it allows one to store a
type of error message (index in the array) in a variable.

This change needs to rename would_lose_untracked ->
would_lose_untracked_file to avoid a clash with the function
would_lose_untracked in merge-recursive.c.

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-08-11 10:36:00 -07:00
Jonathan Nieder
7610fa57e6 merge-recursive --renormalize
Teach "git merge-recursive" a --renormalize option to enable the
merge.renormalize configuration.  The --no-renormalize option can
be used to override it in the negative.

So in the future, you might be able to, e.g.:

	git checkout -m -Xrenormalize otherbranch

or

	git revert -Xrenormalize otherpatch

or

	git pull --rebase -Xrenormalize

The bad part: merge.renormalize is still not honored for most
commands.  And it reveals lots of places that -X has not been plumbed
in (so we get "git merge -Xrenormalize" but not much else).

NEEDSWORK: tests

Cc: Eyvind Bernhardsen <eyvind.bernhardsen@gmail.com>
Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-08-06 09:20:02 -07:00
Jonathan Nieder
18b037a5b6 ll-merge: let caller decide whether to renormalize
Add a “renormalize” bit to the ll-merge options word so callers can
decide on a case-by-case basis whether the merge is likely to have
overlapped with a change in smudge/clean rules.

This reveals a few commands that have not been taking that situation
into account, though it does not fix them.

No functional change intended.

Cc: Eyvind Bernhardsen <eyvind.bernhardsen@gmail.com>
Improved-by: Junio C Hamano <gitster@pobox.com>
Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-08-06 09:20:01 -07:00
Jonathan Nieder
dcbeac48a7 checkout, commit: remove confusing assignments to rev.abbrev
Since they do not precede setup_revisions, these assignments of 0 to
rev.abbrev have no effect.

v1.7.1.1~17^2~3 (2010-05-03) taught the log --format=%h machinery
to respect --abbrev instead of always abbreviating, so we have to pay
attention to the abbrev setting now.

Helped-by: Junio C Hamano <gitster@pobox.com>
Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-07-27 13:29:14 -07:00
Tay Ray Chuan
02ac98374e builtin/checkout: learn -B
Internally, --track and --orphan still use the 'safe' -b, not -B.

Signed-off-by: Tay Ray Chuan <rctay89@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-06-25 10:39:58 -07:00
Tay Ray Chuan
4c6887516c builtin/checkout: reword hint for -b
Shift the 'new' from the param to the hint, and expand the hint.

Signed-off-by: Tay Ray Chuan <rctay89@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-06-25 10:39:55 -07:00
Junio C Hamano
8d676d85f7 Merge branch 'gv/portable'
* gv/portable:
  test-lib: use DIFF definition from GIT-BUILD-OPTIONS
  build: propagate $DIFF to scripts
  Makefile: Tru64 portability fix
  Makefile: HP-UX 10.20 portability fixes
  Makefile: HPUX11 portability fixes
  Makefile: SunOS 5.6 portability fix
  inline declaration does not work on AIX
  Allow disabling "inline"
  Some platforms lack socklen_t type
  Make NO_{INET_NTOP,INET_PTON} configured independently
  Makefile: some platforms do not have hstrerror anywhere
  git-compat-util.h: some platforms with mmap() lack MAP_FAILED definition
  test_cmp: do not use "diff -u" on platforms that lack one
  fixup: do not unconditionally disable "diff -u"
  tests: use "test_cmp", not "diff", when verifying the result
  Do not use "diff" found on PATH while building and installing
  enums: omit trailing comma for portability
  Makefile: -lpthread may still be necessary when libc has only pthread stubs
  Rewrite dynamic structure initializations to runtime assignment
  Makefile: pass CPPFLAGS through to fllow customization

Conflicts:
	Makefile
	wt-status.h
2010-06-21 06:02:44 -07:00