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Author SHA1 Message Date
Junio C Hamano
e9f1878da7 Merge branch 'dm/stash-k-i-p' into maint
* dm/stash-k-i-p:
  stash: ensure --no-keep-index and --patch can be used in any order
  stash: add two more tests for --no-keep-index
2011-05-04 14:57:49 -07:00
Junio C Hamano
65bc83d704 Merge branch 'dm/stash-k-i-p'
* dm/stash-k-i-p:
  stash: ensure --no-keep-index and --patch can be used in any order
  stash: add two more tests for --no-keep-index
2011-04-27 11:36:42 -07:00
Junio C Hamano
fcbf164fcb Merge branch 'jk/maint-stash-oob'
* jk/maint-stash-oob:
  stash: fix false positive in the invalid ref test.
  stash: fix accidental apply of non-existent stashes

Conflicts:
	t/t3903-stash.sh
2011-04-27 11:36:42 -07:00
Dan McGee
3a243f7024 stash: ensure --no-keep-index and --patch can be used in any order
Don't assume one comes after the other on the command line. Use a
three-state variable to track and check its value accordingly.

Signed-off-by: Dan McGee <dpmcgee@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-04-07 15:54:04 -07:00
Jeff King
e0e2a9cbfa stash: drop dirty worktree check on apply
Before we apply a stash, we make sure there are no changes
in the worktree that are not in the index. This check dates
back to the original git-stash.sh, and is presumably
intended to prevent changes in the working tree from being
accidentally lost during the merge.

However, this check has two problems:

  1. It is overly restrictive. If my stash changes only file
     "foo", but "bar" is dirty in the working tree, it will
     prevent us from applying the stash.

  2. It is redundant. We don't touch the working tree at all
     until we actually call merge-recursive. But it has its
     own (much more accurate) checks to avoid losing working
     tree data, and will abort the merge with a nicer
     message telling us which paths were problems.

So we can simply drop the check entirely.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-04-06 09:41:22 -07:00
Jeff King
59d418fe10 stash: fix accidental apply of non-existent stashes
Once upon a time, "git rev-parse ref@{9999999}" did not
generate an error. Therefore when we got an invalid stash
reference in "stash apply", we could end up not noticing
until quite late.  Commit b0f0ecd (detached-stash: work
around git rev-parse failure to detect bad log refs,
2010-08-21) handled this by checking for the "Log for stash
has only %d entries" warning on stderr when we validated the
ref.

A few days later, e6eedc3 (rev-parse: exit with non-zero
status if ref@{n} is not valid., 2010-08-24) fixed the
original issue. That made the extra stderr test superfluous,
but also introduced a new bug. Now the early call to:

  git rev-parse --symbolic "$@"

fails, but we don't notice the exit code. Worse, its empty
output means we think the user didn't provide us a ref, and
we try to apply stash@{0}.

This patch checks the rev-parse exit code and fails early in
the revision parsing process. We can also get rid of the
stderr test; as a bonus, this means that "stash apply" can
now run under GIT_TRACE=1 properly.

Signed-off-by: Jeff King <peff@peff.net>
Acked-by: Jon Seymour <jon.seymour@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-04-05 20:01:37 -07:00
Junio C Hamano
6fe519a91c Merge branch 'pk/stash-apply-status-relative'
* pk/stash-apply-status-relative:
  Add test: git stash shows status relative to current dir
  git stash: show status relative to current directory
2011-03-23 14:55:37 -07:00
Johannes Sixt
3ba2e8653c stash: copy the index using --index-output instead of cp -p
'git stash create' must operate with a temporary index. For this purpose,
it used 'cp -p' to create a copy. -p is needed to preserve the timestamp
of the index file. Now Jakob Pfender reported a certain combination of
a Linux NFS client, OpenBSD NFS server, and cp implementation where this
operation failed.

Luckily, the first operation in git-stash after copying the index is to
call 'git read-tree'. Therefore, use --index-output instead of 'cp -p'
to write the copy of the index.

--index-output requires that the specified file is on the same volume as
the source index, so that the lock file can be rename()d. For this reason,
the name of the temporary index is constructed in a way different from the
other temporary files. The code path of 'stash -p' also needs a temporary
index, but we do not use the new name because it does not depend on the
same precondition as --index-output.

Signed-off-by: Johannes Sixt <j6t@kdbg.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-03-17 14:54:11 -07:00
Johannes Sixt
23a32ffe80 stash: fix incorrect quoting in cleanup of temporary files
The * was inside the quotes, so that the pattern was never expanded and the
temporary files were never removed. As a consequence, 'stash -p' left a
.git-stash-*-patch file in $GIT_DIR. Other code paths did not leave files
behind because they removed the temporary file themselves, at least in
non-error paths.

Signed-off-by: Johannes Sixt <j6t@kdbg.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-03-17 14:53:10 -07:00
Piotr Krukowiecki
26b59b4812 git stash: show status relative to current directory
git status shows modified paths relative to current directory, so it's
possible to copy&paste them directly, even if you're in a subdirectory.

But "git stash apply" always shows status from root of git repository.
This is misleading because you can't use the paths without modifications.

This is caused by changing directory to root of repository at the
beginning of git stash.

This patch makes git stash show status relative to current directory.
Instead of removing the "cd to toplevel", which would affect whole
script and might have other side-effects, the fix is to change directory
temporarily back to original dir just before displaying status.

Signed-off-by: Piotr Krukowiecki <piotr.krukowiecki@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-03-14 00:28:37 -07:00
Junio C Hamano
69ae92bda1 shell portability: no "export VAR=VAL"
It is more portable to say "VAR=VAL && export VAR" instead.

Noticed by Ævar.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-10-13 11:36:36 -07:00
Jon Seymour
2bea593bf0 stash: simplify parsing fixes
This patch simplifies Brian's fix for the recent regression by:

* eliminating the extra loop
* eliminating use of git rev-parse for parsing flags
* making use of the for opt idiom for the retained loop
* eliminating the redundant -- case

The patch has been tested with the tests in current maint.

Signed-off-by: Jon Seymour <jon.seymour@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-09-29 13:21:24 -07:00
Jon Seymour
57693d03db stash: fix git stash branch regression when branch creation fails
"git stash branch <branch> <stash>" started discarding the stash
when the branch creation fails.  It should have kept the stash
intact when aborting.

Signed-off-by: Jon Seymour <jon.seymour@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-09-29 10:07:09 -07:00
Brian Gernhardt
9027fa9eb7 git-stash: fix flag parsing
Currently git-stash uses `git rev-parse --no-revs -- "$@"` to set its
FLAGS variable.  This is the same as `FLAGS="-- $@"`.  It should use
`git rev-parse --no-revs --flags "$@"`, but that eats any "-q" or
"--quiet" argument.  So move the check for quiet before rev-parse.

Signed-off-by: Brian Gernhardt <brian@gernhardtsoftware.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-09-26 21:27:37 -07:00
Jon Seymour
a9bf09e19d detached-stash: simplify git stash show
This commit refactors git stash show to make use of the assert_stash_like function.

git show now dies if the presented argument is non-stash-like.

Previous behaviour was to tolerate commits that were not even stash-like.

Previously, git stash show would accept stash-like arguments, but
only if there was a stash on the stack.

Now, git stash accepts stash-like arguments always and only fails
if no stash-like argument is specified and there is no stash stack.

Signed-off-by: Jon Seymour <jon.seymour@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-08-21 23:51:22 -07:00
Jon Seymour
fb433dc912 detached-stash: simplify git stash branch
This patch teaches git stash branch to tolerate stash-like arguments.

In particular, a stash is only required if an argument isn't specified
and the stash is only dropped if a stash entry reference was
specified or implied.

The implementation has been simplified by taking advantage of
assert_stash_like() and the variables established by
parse_flags_and_rev().

Signed-off-by: Jon Seymour <jon.seymour@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-08-21 23:51:21 -07:00
Jon Seymour
f276872d89 detached-stash: refactor git stash pop implementation
git stash pop is abstracted into its own implementation function - pop_stash.

The behaviour is changed so that git stash pop fails early if the
the specified stash reference does not exist or does not refer to
an extant entry in the reflog of the reference stash.

This fixes the case where the apply succeeds, but the drop fails.
Previously this caused caused git stash pop to exit with a non-zero exit code
and a dirty tree.

Now, git stash pop fails with a non-zero exit code, but the working
tree is not modified.

Signed-off-by: Jon Seymour <jon.seymour@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-08-21 23:51:21 -07:00
Jon Seymour
92e39e4454 detached-stash: simplify stash_drop
Previously, git stash drop would fail noisily while executing git reflog
delete if the specified revision was not a stash reference.

Now, git stash drop fails with an error message which more precisely
indicates the reason for failure.

Furthermore, git stash drop will now fail with a non-zero status code
if stash@{n} specifies a stash log entry that does not actually exist.

This change in behaviour is achieved by delegating argument parsing
to the common parse_flags_and_rev() function (via a call to
assert_stash_ref).

Signed-off-by: Jon Seymour <jon.seymour@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-08-21 23:51:21 -07:00
Jon Seymour
064ed100b2 detached-stash: simplify stash_apply
The implementation of stash_apply() is simplified to take
advantage of the common parsing function parse_flags_and_rev().

Signed-off-by: Jon Seymour <jon.seymour@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-08-21 23:51:21 -07:00
Jon Seymour
b0f0ecd979 detached-stash: work around git rev-parse failure to detect bad log refs
This commit is required because git rev-parse in 1.7.2 does not correctly
indicate invalid log references using a non-zero status code.

We use a proxy for the condition (non-empty error output) as
a substitute. This commit can be reverted when, and if, rev-parse
is fixed to indicate invalid log references with a status code.

Signed-off-by: Jon Seymour <jon.seymour@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-08-21 23:51:21 -07:00
Jon Seymour
ef763129d1 detached-stash: introduce parse_flags_and_revs function
Introduce parse_flags_and_revs. This function requires that
there is at most one stash-like revision parameter and
zero or more flags.

It knows how to parse -q,--quiet and --index flags, but leaves
other flags parsed.

Specified revisions are checked to see that they are at
least stash-like (meaning: they look like something created
by git stash save or git stash create).

If this is so, then IS_STASH_LIKE is initialized to a non-empty value.

If the specified revision also looks like a stash log entry reference,
then IS_STASH_REF is initialized to a non-empty value.

References of the form ref@{spec} are required to precisely identify
an individual commit.

If no reference is specified, stash@{0} is assumed.

Once the specified reference is validated to be at least stash_like
an ensemble of derived variables, (w_commit, w_tree, b_commit, etc)
is initialized with a single call to git rev-parse.

Repeated calls to parse_flags_and_rev() avoid repeated calls
to git rev-parse if the specified arguments have already been
parsed.

Subsequent patches in the series modify the existing
git stash subcommands to make use of these functions
as appropriate.

An ensemble of supporting functions that make use of the state
established by parse_flags_and_rev(). These are described below:

The ancillary functions are:

is_stash_like(): which can be used to test
whether a specified commit looks like a commit created with
git stash save or git stash create.

assert_stash_like(): which can be used by
commands that misbehave unless their arguments stash-like.

is_stash_ref(): which checks whether an argument
is valid stash reference(e.g. is of the form
['refs/']stash['@{'something'}])

assert_stash_ref(): which can be used by commands
that misbehave unless their arguments are both stash-like and
refer to valid stash entries.

Signed-off-by: Jon Seymour <jon.seymour@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-08-21 23:51:21 -07:00
Junio C Hamano
b7ef48d5d5 Merge branch 'cb/maint-stash-orphaned-file'
* cb/maint-stash-orphaned-file:
  stash tests: stash can lose data in a file removed from the index
  stash: Don't overwrite files that have gone from the index
2010-05-21 04:02:23 -07:00
Junio C Hamano
72d9b222a9 Merge branch 'sd/log-decorate'
* sd/log-decorate:
  log.decorate: only ignore it under "log --pretty=raw"
  script with rev-list instead of log
  log --pretty/--oneline: ignore log.decorate
  log.decorate: usability fixes
  Add `log.decorate' configuration variable.
  git_config_maybe_bool()

Conflicts:
	builtin/log.c
2010-05-08 22:36:14 -07:00
Charles Bailey
7aa5d43cc6 stash: Don't overwrite files that have gone from the index
The use of git add -u in create_stash isn't always complete. In
particular, if a file has been removed from the index but changed in the
work tree it will not be added to the stash's saved work tree tree
object. When stash then resets the work tree to match HEAD, any changes
will be lost.

To be complete, any work tree file which differs from HEAD needs to be
saved, regardless of whether it still appears in the index or not.

This is achieved with a combination of a diff against HEAD and a call to
update-index with an explicit list of paths that have changed.

Signed-off-by: Charles Bailey <charles@hashpling.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-04-18 15:00:03 -07:00
Jeff King
b0e621adfd script with rev-list instead of log
Because log.decorate now shows decorations for --pretty=oneline,
we must explicitly turn it off when scripting. Otherwise,
users with log.decorate set will get cruft like:

  $ git stash
  Saved working directory and index state WIP on master:
    2c1f7f5 (HEAD, master) commit subject

Instead of adding --no-decorate to the log command line,
let's just use the rev-list plumbing interface instead,
which does the right thing.

git-submodule has a similar call. Since it just counts the
commit lines, nothing is broken, but let's switch it, too,
for the sake of consistency and cleanliness.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-04-08 23:13:48 -07:00
Gustaf Hendeby
14cd458126 Improve error messages from 'git stash show'
The previous error message "fatal: Needed a single revision" is not
very informative.

Signed-off-by: Gustaf Hendeby <hendeby@isy.liu.se>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-03-16 19:23:24 -07:00
Matthieu Moy
5d005922bc stash: suggest the correct command line for unknown options.
Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-03-06 20:00:42 -08:00
Junio C Hamano
eb0bcd0fbe Merge branch 'maint-1.6.5' into maint-1.6.6
* maint-1.6.5:
  dwim_ref: fix dangling symref warning
  stash pop: remove 'apply' options during 'drop' invocation
  diff: make sure --output=/bad/path is caught
2010-02-16 15:04:55 -08:00
Thomas Rast
460ccd0e19 stash pop: remove 'apply' options during 'drop' invocation
The 'git stash pop' option parsing used to remove the first argument
in --index mode.  At the time this was implemented, this first
argument was always --index.  However, since the invention of the -q
option in fcdd0e9 (stash: teach quiet option, 2009-06-17) you can
cause an internal invocation of

  git stash drop --index

by running

  git stash pop -q --index

which then of course fails because drop doesn't know --index.

To handle this, instead let 'git stash apply' decide what the future
argument to 'drop' should be.

Warning: this means that 'git stash apply' must parse all options that
'drop' can take, and deal with them in the same way.  This is
currently true for its only option -q.

Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Acked-by: Stephen Boyd <bebarino@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-02-15 21:46:27 -08:00
Matthieu Moy
dc89689e86 stash: mention --patch in usage string.
Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-02 10:40:55 -08:00
Thomas Rast
b7b10385a8 stash list: drop the default limit of 10 stashes
'git stash list' had an undocumented limit of 10 stashes, unless other
git-log arguments were specified.  This surprised at least one user,
but possibly served to cut the output below a screenful without using
a pager.

Since the last commit, 'git stash list' will fire up a pager according
to the same rules as the 'git log' it calls, so we can drop the limit.

Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-10-19 22:28:26 -07:00
Thomas Rast
391c53bdcd stash list: use new %g formats instead of sed
With the new formats, we can rewrite 'git stash list' in terms of an
appropriate pretty format, instead of hand-editing with sed.  This has
the advantage that it obeys the normal settings for git-log, notably
the pager.

Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-10-19 22:28:26 -07:00
Junio C Hamano
54f0bdc811 Merge branch 'tr/reset-checkout-patch'
* tr/reset-checkout-patch:
  stash: simplify defaulting to "save" and reject unknown options
  Make test case number unique
  tests: disable interactive hunk selection tests if perl is not available
  DWIM 'git stash save -p' for 'git stash -p'
  Implement 'git stash save --patch'
  Implement 'git checkout --patch'
  Implement 'git reset --patch'
  builtin-add: refactor the meat of interactive_add()
  Add a small patch-mode testing library
  git-apply--interactive: Refactor patch mode code
  Make 'git stash -k' a short form for 'git stash save --keep-index'
2009-09-07 15:24:38 -07:00
Matthieu Moy
3c2eb80fe3 stash: simplify defaulting to "save" and reject unknown options
With the earlier DWIM patches, certain combination of options defaulted
to the "save" command correctly while certain equally valid combination
did not.  For example, "git stash -k" were Ok but "git stash -q -k" did
not work.

This makes the logic of defaulting to "save" much simpler. If there are no
non-flag arguments, it is clear that there is no command word, and we
default to "save" subcommand.  This rule prevents "git stash -q apply"
from quietly creating a stash with "apply" as the message.

This also teaches "git stash save" to reject an unknown option.  This is
to keep a mistyped "git stash save --quite" from creating a stash with a
message "--quite", and this safety is more important with the new logic
to default to "save" with any option-looking argument without an explicit
comand word.

[jc: this is based on Matthieu's 3-patch series, and a follow-up
discussion, and he and Peff take all the credit; if I have introduced bugs
while reworking, they are mine.]

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-09-01 22:03:11 -07:00
Thomas Rast
f300fab544 DWIM 'git stash save -p' for 'git stash -p'
Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-08-15 15:21:22 -07:00
Junio C Hamano
367ea191e6 Merge branch 'js/stash-dwim' into tr/reset-checkout-patch
* commit 'tr/reset-checkout-patch^^2':
  Make 'git stash -k' a short form for 'git stash save --keep-index'
2009-08-15 15:20:28 -07:00
Thomas Rast
dda1f2a5c3 Implement 'git stash save --patch'
This adds a hunk-based mode to git-stash.  You can select hunks from
the difference between HEAD and worktree, and git-stash will build a
stash that reflects these changes.  The index state of the stash is
the same as your current index, and we also let --patch imply
--keep-index.

Note that because the selected hunks are rolled back from the worktree
but not the index, the resulting state may appear somewhat confusing
if you had also staged these changes.  This is not entirely
satisfactory, but due to the way stashes are applied, other solutions
would require a change to the stash format.

Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-08-15 15:19:31 -07:00
Ori Avtalion
5fd448f114 git stash: Give friendlier errors when there is nothing to apply
The change makes sure a stash (given or default) exists before
checking if the working tree is dirty.

If the default stash is requested, the old message was scary and
included a 'fatal' error from rev-parse:
     fatal: Needed a single revision
     : no valid stashed state found

It is replaced with a friendlier 'Nothing to apply' error, similar to
'git stash branch'.

If a specific stash is specified, the 'Needed a single revision' errors
from rev-parse are suppressed.

Signed-off-by: Ori Avtalion <ori@avtalion.name>
Acked-by: Thomas Rast <trast@student.ethz.ch>
Acked-by: Nanako Shiraishi <nanako3@lavabit.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-08-14 19:48:45 -07:00
Johannes Schindelin
ea41cfc4f5 Make 'git stash -k' a short form for 'git stash save --keep-index'
To save me from the carpal tunnel syndrome, make 'git stash' accept
the short option '-k' instead of '--keep-index', and for even more
convenience, let's DWIM when this developer forgot to type the 'save'
command.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-07-31 07:33:06 -07:00
Martin Koegler
5207079053 git stash: modernize use of "dashed" git-XXX calls
Replace remaining git-XXX calls with git XXX.

Signed-off-by: Martin Koegler <mkoegler@auto.tuwien.ac.at>
Acked-by: Nanako Shiraishi <nanako3@lavabit.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-07-22 21:57:41 -07:00
Stephen Boyd
fcdd0e92d9 stash: teach quiet option
Teach stash pop, apply, save, and drop to be quiet when told. By using
the quiet option (-q), these actions will be silent unless errors are
encountered.

Signed-off-by: Stephen Boyd <bebarino@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-06-18 11:54:57 -07:00
SZEDER Gábor
f39d6ee2aa Documentation: mention 'git stash pop --index' option explicitly
'git stash pop' supports the '--index' option since its initial
implementation (bd56ff54, git-stash: add new 'pop' subcommand,
2008-02-22), but its documentation does not mention it explicitly.
Moreover, both the usage shown by 'git stash -h' and the synopsis
section in the man page imply that 'git stash pop' does not have an
'--index' option.

First, this patch corrects the usage and the synopsis section.

Second, the patch moves the description of the '--index' option to the
'git stash pop' section in the documentation, and refers to it from
the 'git stash apply' section.  This way it follows the intentions of
commit d1836637 (Documentation: teach stash/pop workflow instead of
stash/apply, 2009-05-28), as all 'git stash pop'-related documentation
will be in one place without references to 'git stash apply'.

Signed-off-by: SZEDER Gábor <szeder@ira.uka.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-06-09 00:18:24 -07:00
Junio C Hamano
0e32126f04 Revert "git-stash: use git rev-parse -q"
This reverts commit 757c7f60a7 as an
unnecessary error message to pop up when the last stash entry is dropped.

It simply is not worth the aggravation.
2008-12-07 17:30:35 -08:00
Miklos Vajna
757c7f60a7 git-stash: use git rev-parse -q
Don't redirect stderr to /dev/null, use -q to suppress the output on
stderr.

Signed-off-by: Miklos Vajna <vmiklos@frugalware.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-12-02 16:54:01 -08:00
Brandon Casey
875471c510 git-stash.sh: fix flawed fix of invalid ref handling (commit da65e7c1)
The referenced commit tried to fix a flaw in stash's handling of a user
supplied invalid ref. i.e. 'git stash apply fake_ref@{0}' should fail
instead of applying stash@{0}. But, it did so in a naive way by avoiding the
use of the --default option of rev-parse, and instead manually supplied the
default revision if the user supplied an empty command line. This prevented
a common usage scenario of supplying flags on the stash command line (i.e.
non-empty command line) which would be parsed by lower level git commands,
without supplying a specific revision. This should fall back to the default
revision, but now it causes an error. e.g. 'git stash show -p'

The correct fix is to use the --verify option of rev-parse, which fails
properly if an invalid ref is supplied, and still allows falling back to a
default ref when one is not supplied.

Convert stash-drop to use --verify while we're at it, since specifying
multiple revisions for any of these commands is also an error and --verify
makes it so.

Signed-off-by: Brandon Casey <casey@nrlssc.navy.mil>
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
2008-10-09 09:09:50 -07:00
Stephen Haberman
2a79d2f662 Clarify how the user can satisfy stash's 'dirty state' check.
Signed-off-by: Stephen Haberman <stephen@exigencecorp.com>
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
2008-09-29 08:13:10 -07:00
Brandon Casey
da65e7c133 git-stash.sh: don't default to refs/stash if invalid ref supplied
apply_stash() and show_stash() each call rev-parse with
'--default refs/stash' as an argument. This option causes rev-parse to
operate on refs/stash if it is not able to successfully operate on any
element of the command line. This includes failure to supply a "valid"
revision. This has the effect of causing 'stash apply' and 'stash show'
to operate as if stash@{0} had been supplied when an invalid revision is
supplied.

e.g. 'git stash apply stash@{1}' would fall back to
     'git stash apply stash@{0}'

This patch modifies these two functions so that they avoid using the
--default option of rev-parse.

Signed-off-by: Brandon Casey <casey@nrlssc.navy.mil>
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
2008-09-24 09:24:20 -07:00
Junio C Hamano
1eff26c0e2 stash: refresh the index before deciding if the work tree is dirty
Unlike the case where the user does have a real change in the work tree,
refusing to work because of unclean stat information is not very helpful.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
Acked-by: Nanako Shiraishi <nanako3@lavabit.com>
2008-09-06 16:16:42 -07:00
Stephan Beyer
a5ab00c5d2 git-stash: improve synopsis in help and manual page
"git stash -h" showed some incomplete and ugly usage information.
For example, the useful "--keep-index" option for "save" or the "--index"
option for  "apply" were not shown. Also in the documentation synopsis they
were not shown, so that there is no incentive to scroll down and even see
that such options exist.

This patch improves the git-stash synopsis in the documentation by
mentioning that further options to the stash commands and then copies
this synopsis to the usage information string of git-stash.sh.

For the latter, the dashless git command string has to be inserted on the
second and the following usage lines. The code of this is taken from
git-sh-setup so that all lines will show the command string.

Note that the "create" command is not advertised at all now, because
it was not mentioned in git-stash.txt.

Signed-off-by: Stephan Beyer <s-beyer@gmx.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-08-16 02:58:18 -07:00
Lee Marlow
95d43780cf bash completion: More completions for 'git stash'
Add branch subcommand to completions and USAGE for git-stash.sh.
Complete stash names for show, apply, drop, pop, and branch.
Add "--index" long option for apply.

Signed-off-by: Lee Marlow <lee.marlow@gmail.com>
Acked-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-08-05 21:21:19 -07:00
Junio C Hamano
47629dcff0 stash save: fix parameter handling
A command line "git stash save --keep-index I was doing this" was
misparsed and keep-index codepath did not trigger.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-07-23 16:57:03 -07:00
Junio C Hamano
671d322035 Merge branch 'am/stash-branch'
* am/stash-branch:
  Add a test for "git stash branch"
  Implement "git stash branch <newbranch> <stash>"
2008-07-13 15:16:09 -07:00
SZEDER Gábor
7bedebcaad stash: introduce 'stash save --keep-index' option
'git stash save' saves local modifications to a new stash, and runs 'git
reset --hard' to revert them to a clean index and work tree.  When the
'--keep-index' option is specified, after that 'git reset --hard' the
previous contents of the index is restored and the work tree is updated
to match the index.  This option is useful if the user wants to commit
only parts of his local modifications, but wants to test those parts
before committing.

Also add support for the completion of the new option, and add an
example use case to the documentation.

Signed-off-by: SZEDER Gábor <szeder@ira.uka.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-07-05 11:22:13 -07:00
Abhijit Menon-Sen
656b503452 Implement "git stash branch <newbranch> <stash>"
Restores the stashed state on a new branch rooted at the commit on which
the stash was originally created, so that conflicts caused by subsequent
changes on the original branch can be dealt with.

(Thanks to Junio for this nice idea.)

Signed-off-by: Abhijit Menon-Sen <ams@toroid.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-07-05 00:39:37 -07:00
Johannes Schindelin
6848d58c60 Ignore dirty submodule states during rebase and stash
When rebasing or stashing, chances are that you do not care about
dirty submodules, since they are not updated by those actions anyway.
So ignore the submodules' states.

Note: the submodule states -- as committed in the superproject --
will still be stashed and rebased, it is _just_ the state of the
submodule in the working tree which is ignored.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-05-15 16:12:43 -07:00
Brandon Casey
bd56ff54f7 git-stash: add new 'pop' subcommand
This combines the existing stash subcommands 'apply' and 'drop' to
allow a single stash entry to be applied and then dropped, in other
words 'popped', from the stash list.

Signed-off-by: Brandon Casey <casey@nrlssc.navy.mil>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-02-22 22:59:11 -08:00
Brandon Casey
e25d5f9c82 git-stash: add new 'drop' subcommand
This allows a single stash entry to be deleted. It takes an
optional argument which is a stash reflog entry. If no
arguments are supplied, it drops the most recent stash entry.

Signed-off-by: Brandon Casey <casey@nrlssc.navy.mil>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-02-22 22:58:55 -08:00
Junio C Hamano
3023dc690f git-stash clear: refuse to work with extra parameter for now
Because it is so tempting to expect "git stash clear stash@{4}"
to remove the fourth element in the stash while leaving other
elements intact, we should not blindly throw away everything
upon seeing such a command.

This may change when we start using "git reflog delete" to
selectively nuke a single (or multiple, for that matter) stash
entries with such a command line.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-01-06 18:41:36 -08:00
Marco Costalba
7c390d90e8 git-stash: use stdout instead of stderr for non error messages
Some scripts and libraries check stderr to detect a failing command,
instead of checking the exit code.  Because the output from git-status
is not primarily for machine consumption, it would not hurt to send
these messages to stdout instead and it will make it easier to drive
the command for such callers.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-01-05 11:52:17 -08:00
Wincent Colaiuta
97bc00a490 Emit helpful status for accidental "git stash" save
If the user types "git stash" mistakenly thinking that this will list
their stashes he/she may be surprised to see that it actually saved
a new stash and reset their working tree and index.

In the worst case they might not know how to recover the state. So
help them by telling them exactly what was saved and also how to
restore it immediately.

Signed-off-by: Wincent Colaiuta <win@wincent.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-12-22 11:15:22 -08:00
Kevin Leung
683befa178 git-stash: Display help message if git-stash is run with wrong sub-commands
The current git-stash behaviour is very error prone to typos. For example,
if you typed "git-stash llist", git-stash would think that you wanted to
save to a stash named "llist", but in fact, you meant "git-stash list".

Signed-off-by: Kevin Leung <kevinlsk@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-12-02 18:51:09 -08:00
Junio C Hamano
d25430c5f8 Merge branch 'maint'
* maint:
  scripts: do not get confused with HEAD in work tree
  Improve description of git-branch -d and -D in man page.
2007-11-28 17:06:57 -08:00
Junio C Hamano
38762c47d6 scripts: do not get confused with HEAD in work tree
When you have a file called HEAD in your work tree, many commands that
our scripts feed "HEAD" to would complain about the rev vs path
ambiguity.  A solution is to form command line more carefully by
appending -- to them, which makes it clear that we mean HEAD rev not
HEAD file.

This patch would apply to maint.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-11-28 16:41:18 -08:00
Pascal Obry
aa4f31d5a3 git-stash: do not get fooled with "color.diff = true"
When colors are set to "true" on the repository, the git log output
will contain control characters to set/reset the colors, even when
the output is to a pipe. This makes list_stash() fail as the
downstream sed does not see what it is expecting.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-11-27 20:42:21 -08:00
Junio C Hamano
9f4c4eb0e1 Merge branch 'ph/parseopt-sh'
* ph/parseopt-sh:
  git-quiltimport.sh fix --patches handling
  git-am: -i does not take a string parameter.
  sh-setup: don't let eval output to be shell-expanded.
  git-sh-setup: fix parseopt `eval` string underquoting
  Give git-am back the ability to add Signed-off-by lines.
  git-rev-parse --parseopt
  scripts: Add placeholders for OPTIONS_SPEC
  Migrate git-repack.sh to use git-rev-parse --parseopt
  Migrate git-quiltimport.sh to use git-rev-parse --parseopt
  Migrate git-checkout.sh to use git-rev-parse --parseopt --keep-dashdash
  Migrate git-instaweb.sh to use git-rev-parse --parseopt
  Migrate git-merge.sh to use git-rev-parse --parseopt
  Migrate git-am.sh to use git-rev-parse --parseopt
  Migrate git-clone to use git-rev-parse --parseopt
  Migrate git-clean.sh to use git-rev-parse --parseopt.
  Update git-sh-setup(1) to allow transparent use of git-rev-parse --parseopt
  Add a parseopt mode to git-rev-parse to bring parse-options to shell scripts.
2007-11-17 21:39:37 -08:00
Junio C Hamano
5e389c430d Merge branch 'jc/stash-create'
* jc/stash-create:
  git-stash: Fix listing stashes
  git-merge: no reason to use cpio anymore
  Revert "rebase: allow starting from a dirty tree."
  rebase: allow starting from a dirty tree.
  stash: implement "stash create"
2007-11-14 14:05:47 -08:00
Emil Medve
a9ee9bf9f9 git-stash: Fix listing stashes
Commit bc9e7399af "reverted" commit
f12e925ac2

Signed-off-by: Emil Medve <Emilian.Medve@Freescale.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-11-07 14:00:12 -08:00
Junio C Hamano
8f321a3925 scripts: Add placeholders for OPTIONS_SPEC
--text follows this line--
These commands currently lack OPTIONS_SPEC; allow people to
easily list with "git grep 'OPTIONS_SPEC=$'" what they can help
improving.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-11-06 01:50:02 -08:00
Shawn O. Pearce
e7187e4e0f Paper bag fix diff invocation in 'git stash show'
In 89d750bf6f I got a little too
aggressive with changing "git diff" to "git diff-tree".  This is
shown to the user, who expects to see a full diff on their console,
and will want to see the output of their custom diff drivers (if
any) as the whole point of this call site is to show the diff to
the end-user.

Noticed by Johannes Sixt <j.sixt@viscovery.net>.

Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
2007-10-19 02:18:14 -04:00
Shawn O. Pearce
89d750bf6f Avoid invoking diff drivers during git-stash
git-stash needs to restrict itself to plumbing when running automated
diffs as part of its operation as the user may have configured a
custom diff driver that opens an interactive UI for certain/all
files.  Doing that during scripted actions is very unfriendly to
the end-user and may cause git-stash to fail to work.

Reported by Johannes Sixt

Acked-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
2007-10-18 21:58:39 -04:00
Junio C Hamano
bc9e7399af stash: implement "stash create"
This subcommand creates a stash from the current state and writes out the
resulting commit object ID to the standard output, without updating the
stash ref nor resetting the tree.  It is intended to be used by scripts
to temporarily rewind the working tree to a clean state.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-09-14 22:40:49 -07:00
Jean-Luc Herren
6143fa2c9c stash: end index commit log with a newline
There was no newline at the end of the index commit message, putting
the shell prompt at its end after a 'git cat-file commit $id'.  This is
similar to what was fixed in 843103d693.

Signed-off-by: Jean-Luc Herren <jlh@gmx.ch>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-09-12 12:05:56 -07:00
Junio C Hamano
83b3df7d58 git-stash apply --index: optimize postprocessing
Originally, "apply --index" codepath was bolted on to the
"update working tree files and index, but then revert the
changes we make to the index except for added files so that we
do not forget about them" codepath, almost as an afterthought.
Because "apply --index" first prepares the final index state
upfront, "revert except the added paths" postprocessing does not
have to be done.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-07-28 00:06:00 -07:00
Junio C Hamano
cbeaccc316 Fix git-stash apply --index
Two bugs that made the command practically unusable were fixed
with this.

 - A stash created with a clean index does not have any
   difference between the base tree and the index tree.
   Trying to apply the diff between them to the index would
   error out with "No changes".  Even when the user asked to
   unstash with --index, do not bother with --index action if
   the base tree and the index tree match.

 - After successfully performing the working tree merge, the
   index was reloaded from an earlier state of unstashed index
   with "read-tree"; this left all the paths cache dirty.  By
   moving the call to git-status after this read-tree, match the
   cached stat information in the index.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-07-28 00:06:00 -07:00
しらいしななこ
f12e925ac2 git-stash: Make sure reflog is created for refs/stash
Earlier commit 7ab3cc70 fixed "stash clear" but broke save_stash,
because it forgot to make sure the reflog file exists before saving.

Signed-off-by: Nanako Shiraishi <nanako3@bluebottle.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-07-28 00:06:00 -07:00
Junio C Hamano
7ab3cc70a6 git-stash: do not remove a ref by hand.
Somebody on #git noticed that "git stash clear" left a packed
ref behind for ref/stash.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-07-26 23:24:28 -07:00
Junio C Hamano
ceff079bdc Make sure git-stash works from subdirectory.
We say "SUBDIRECTORY_OK" but we did not chdir to toplevel; this
is fine as long as everything we use can be started from a
subdirectory, but unfortunately "merge-recursive" is not one of
the programs you can safely use from a subdirectory.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-07-25 15:34:52 -07:00
Junio C Hamano
b24f56d604 git-stash: try reusing cached stat info as much as possible
Earlier when we read a tree into a temporary index, we read it
from scratch.  Start from the current index and use read-tree -m
to preserve cached stat information as much as possible, in
order to speed up "git add -u".  This makes "git stash" usable
in a source tree of nontrivial size.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-07-08 18:24:18 -07:00
Junio C Hamano
6abe0f0383 Merge branch 'js/stash'
* js/stash:
  Teach git-stash to "apply --index"
2007-07-07 13:38:06 -07:00
James Bowes
3cd2491aa2 stash: allow running from a subdirectory
Signed-off-by: James Bowes <jbowes@dangerouslyinc.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-07-06 22:48:30 -07:00
Johannes Schindelin
150937c425 Teach git-stash to "apply --index"
When given this subcommand, git-stash will try to merge the stashed
index into the current one. Only trivial merges are possible, since
we have no index for the index ;-) If a trivial merge is not possible,
git-stash will bail out with a hint to skip the --index option.

For good measure, finally include a test case.

Signed-off-by: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-07-06 01:43:24 -07:00
Junio C Hamano
9f62e18a60 git-stash: allow more descriptive reminder message when saving
This allows you to say:

	$ git stash starting to implement X

while creating a stash, and the resulting "stash list entry
would read as:

	$ git stash list
        stash@{0}: On master: starting to implement X

instead of the default message which talks about the commit the
stash happens to be based on (hence does not have much to do
with what the stashed change is trying to do).

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-07-05 21:47:12 -07:00
Junio C Hamano
e754e9901a Update reflog message created for stashes
A stash is about a change on top of an existing commit, and not
about that commit that happened to be on which the change was
created.  Match the message we see in "git stash list" with the
commit log message to make this clear.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
Acked-by: Uwe Kleine-König <ukleinek@informatik.uni-freiburg.de>
2007-07-04 12:37:17 -07:00
Uwe Kleine-König
843103d693 stash: end commit log with a newline
If I do

	git cat-file commit $commitid

for a commit created by stash, the next prompt starts directly after the
shortlog of HEAD.

Signed-off-by: Uwe Kleine-König <ukleinek@informatik.uni-freiburg.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-07-03 19:04:49 -07:00
Junio C Hamano
fcb10a9648 git-stash: make "save" the default action again.
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-07-02 23:15:45 -07:00
Junio C Hamano
5be60078c9 Rewrite "git-frotz" to "git frotz"
This uses the remove-dashes target to replace "git-frotz" to "git frotz".

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-07-02 22:52:14 -07:00
Jeff King
401de4057a git-stash: don't complain when listing in a repo with no stash
Previously, the git-log invocation would complain if a repo
had not had any stashes created in it yet:

$ git-init
$ git-stash
fatal: ambiguous argument 'refs/stash': unknown revision or
  path not in the working tree.
Use '--' to separate paths from revisions

Instead, we only call git-log if we actually have a
refs/stash. We could alternatively create the ref when any
stash command is called, but it's better for the 'list'
command to not require write access to the repo.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-07-01 21:45:13 -07:00
Jeff King
006a866464 git-stash: fix "can't shift that many" with no arguments
Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-07-01 21:38:27 -07:00
Junio C Hamano
9488e87586 git-stash: require "save" to be explicit and update documentation
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-07-01 15:29:01 -07:00
しらいしななこ
f2c66ed196 Add git-stash script
When my boss has something to show me and I have to update, for some
reason I am always in the middle of doing something else, and git pull
command refuses to work in such a case.

I wrote this little script to save the changes I made, perform the
update, and then come back to where I was, but on top of the updated
commit.

This is how you would use the script:

  $ git stash
  $ git pull
  $ git stash apply

[jc: with a few fixlets from the list]

Signed-off-by: Nanako Shiraishi <nanako3@bluebottle.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-06-30 20:50:51 -07:00