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46 Commits

Author SHA1 Message Date
Junio C Hamano
352cf6cfe1 Merge branch 'js/deprecate-grafts'
The functionality of "$GIT_DIR/info/grafts" has been superseded by
the "refs/replace/" mechanism for some time now, but the internal
code had support for it in many places, which has been cleaned up
in order to drop support of the "grafts" mechanism.

* js/deprecate-grafts:
  Remove obsolete script to convert grafts to replace refs
  technical/shallow: describe why shallow cannot use replace refs
  technical/shallow: stop referring to grafts
  filter-branch: stop suggesting to use grafts
  Deprecate support for .git/info/grafts
  Add a test for `git replace --convert-graft-file`
  replace: introduce --convert-graft-file
  replace: prepare create_graft() for converting graft files wholesale
  replace: "libify" create_graft() and callees
  replace: avoid using die() to indicate a bug
  commit: Let the callback of for_each_mergetag return on error
  argv_array: offer to split a string by whitespace
2018-05-23 14:38:17 +09:00
Johannes Schindelin
f9f99b3f7d Deprecate support for .git/info/grafts
The grafts feature was a convenient way to "stitch together" ancient
history to the fresh start of linux.git.

Its implementation is, however, not up to Git's standards, as there are
too many ways where it can lead to surprising and unwelcome behavior.

For example, when pushing from a repository with active grafts, it is
possible to miss commits that have been "grafted out", resulting in a
broken state on the other side.

Also, the grafts feature is limited to "rewriting" commits' list of
parents, it cannot replace anything else.

The much younger feature implemented as `git replace` set out to remedy
those limitations and dangerous bugs.

Seeing as `git replace` is pretty mature by now (since 4228e8bc98
(replace: add --graft option, 2014-07-19) it can perform the graft
file's duties), it is time to deprecate support for the graft file, and
to retire it eventually.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Reviewed-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-04-30 11:12:31 +09:00
Ryan Dammrose
960786e761 push: colorize errors
This is an attempt to resolve an issue I experience with people that are
new to Git -- especially colleagues in a team setting -- where they miss
that their push to a remote location failed because the failure and
success both return a block of white text.

An example is if I push something to a remote repository and then a
colleague attempts to push to the same remote repository and the push
fails because it requires them to pull first, but they don't notice
because a success and failure both return a block of white text. They
then continue about their business, thinking it has been successfully
pushed.

This patch colorizes the errors and hints (in red and yellow,
respectively) so whenever there is a failure when pushing to a remote
repository that fails, it is more noticeable.

[jes: fixed a couple bugs, added the color.{advice,push,transport}
settings, refactored to use want_color_stderr().]

Signed-off-by: Ryan Dammrose ryandammrose@gmail.com
Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-04-24 10:38:47 +09:00
Junio C Hamano
0c69a132cb Merge branch 'ls/editor-waiting-message'
Git shows a message to tell the user that it is waiting for the
user to finish editing when spawning an editor, in case the editor
opens to a hidden window or somewhere obscure and the user gets
lost.

* ls/editor-waiting-message:
  launch_editor(): indicate that Git waits for user input
  refactor "dumb" terminal determination
2017-12-19 11:33:59 -08:00
Lars Schneider
abfb04d0c7 launch_editor(): indicate that Git waits for user input
When a graphical GIT_EDITOR is spawned by a Git command that opens
and waits for user input (e.g. "git rebase -i"), then the editor window
might be obscured by other windows. The user might be left staring at
the original Git terminal window without even realizing that s/he needs
to interact with another window before Git can proceed. To this user Git
appears hanging.

Print a message that Git is waiting for editor input in the original
terminal and get rid of it when the editor returns, if the terminal
supports erasing the last line.  Also, make sure that our message is
terminated with a whitespace so that any message the editor may show
upon starting up will be kept separate from our message.

Power users might not want to see this message or their editor might
already print such a message (e.g. emacsclient). Allow these users to
suppress the message by disabling the "advice.waitingForEditor" config.

The standard advise() function is not used here as it would always add
a newline which would make deleting the message harder.

Helped-by: Junio C Hamano <gitster@pobox.com>
Signed-off-by: Lars Schneider <larsxschneider@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-12-07 10:10:19 -08:00
Damien Marié
f805a00a39 run-command: add hint when a hook is ignored
When an hook is present but the file is not set as executable then git will
ignore the hook.
For now this is silent which can be confusing.

This commit adds this warning to improve the situation:

  hint: The 'pre-commit' hook was ignored because it's not set as executable.
  hint: You can disable this warning with `git config advice.ignoredHook false`

To allow the old use-case of enabling/disabling hooks via the executable flag a
new setting is introduced: advice.ignoredHook.

Signed-off-by: Damien Marié <damien@dam.io>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-10-10 13:21:46 +09:00
Junio C Hamano
cda4ba30b1 Merge branch 'jk/warn-add-gitlink'
Using "git add d/i/r" when d/i/r is the top of the working tree of
a separate repository would create a gitlink in the index, which
would appear as a not-quite-initialized submodule to others.  We
learned to give warnings when this happens.

* jk/warn-add-gitlink:
  t: move "git add submodule" into test blocks
  add: warn when adding an embedded repository
2017-06-24 14:28:41 -07:00
Brandon Williams
b2141fc1d2 config: don't include config.h by default
Stop including config.h by default in cache.h.  Instead only include
config.h in those files which require use of the config system.

Signed-off-by: Brandon Williams <bmwill@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-06-15 12:56:22 -07:00
Jeff King
532139940c add: warn when adding an embedded repository
It's an easy mistake to add a repository inside another
repository, like:

  git clone $url
  git add .

The resulting entry is a gitlink, but there's no matching
.gitmodules entry. Trying to use "submodule init" (or clone
with --recursive) doesn't do anything useful. Prior to
v2.13, such an entry caused git-submodule to barf entirely.
In v2.13, the entry is considered "inactive" and quietly
ignored. Either way, no clone of your repository can do
anything useful with the gitlink without the user manually
adding the submodule config.

In most cases, the user probably meant to either add a real
submodule, or they forgot to put the embedded repository in
their .gitignore file.

Let's issue a warning when we see this case. There are a few
things to note:

  - the warning will go in the git-add porcelain; anybody
    wanting to do low-level manipulation of the index is
    welcome to create whatever funny states they want.

  - we detect the case by looking for a newly added gitlink;
    updates via "git add submodule" are perfectly reasonable,
    and this avoids us having to investigate .gitmodules
    entirely

  - there's a command-line option to suppress the warning.
    This is needed for git-submodule itself (which adds the
    entry before adding any submodule config), but also
    provides a mechanism for other scripts doing
    submodule-like things.

We could make this a hard error instead of a warning.
However, we do add lots of sub-repos in our test suite. It's
not _wrong_ to do so. It just creates a state where users
may be surprised. Pointing them in the right direction with
a gentle hint is probably the best option.

There is a config knob that can disable the (long) hint. But
I intentionally omitted a config knob to disable the warning
entirely. Whether the warning is sensible or not is
generally about context, not about the user's preferences.
If there's a tool or workflow that adds gitlinks without
matching .gitmodules, it should probably be taught about the
new command-line option, rather than blanket-disabling the
warning.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-06-15 09:10:44 -07:00
Vasco Almeida
8785c42532 i18n: advice: internationalize message for conflicts
Mark message for translation telling the user she has conflicts to
resolve. Expose each particular use case, in order to enable translating
entire sentences which would facilitate translating into other
languages.

Change "Pull" to lowercase to match other instances. Update test
t5520-pull.sh, that relied on the old error message, to use the new one.

Although we loose in source code conciseness, we would gain better
translations because translators can 1) translate the entire sentence,
including those terms concerning Git (committing, merging, etc) 2) have
leeway to adapt to their languages.

Signed-off-by: Vasco Almeida <vascomalmeida@sapo.pt>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-06-17 15:45:48 -07:00
Vasco Almeida
e9f3cec494 i18n: advice: mark string about detached head for translation
Mark string with advice seen by the user when in detached head.

Update test t7201-co.sh to pass under GETTEXT_POISON build. Pretend
success if the number of lines of "git checkout renamer^" output is not
greater than 1 and test are running under GETTEXT_POISON.

Signed-off-by: Vasco Almeida <vascomalmeida@sapo.pt>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-06-17 15:45:47 -07:00
Alex Henrie
b7447679e8 merge: grammofix in please-commit-before-merge message
Signed-off-by: Alex Henrie <alexhenrie24@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-10-02 14:29:56 -07:00
Paul Tan
4a4cf9e821 pull: check if in unresolved merge state
Since d38a30d (Be more user-friendly when refusing to do something
because of conflict., 2010-01-12), git-pull will error out with
user-friendly advices if the user is in the middle of a merge or has
unmerged files.

Re-implement this behavior. While the "has unmerged files" case can be
handled by die_resolve_conflict(), we introduce a new function
die_conclude_merge() for printing a different error message for when
there are no unmerged files but the merge has not been finished.

Signed-off-by: Paul Tan <pyokagan@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-06-18 13:17:16 -07:00
Alex Henrie
9c9b4f2f8b standardize usage info string format
This patch puts the usage info strings that were not already in docopt-
like format into docopt-like format, which will be a litle easier for
end users and a lot easier for translators. Changes include:

- Placing angle brackets around fill-in-the-blank parameters
- Putting dashes in multiword parameter names
- Adding spaces to [-f|--foobar] to make [-f | --foobar]
- Replacing <foobar>* with [<foobar>...]

Signed-off-by: Alex Henrie <alexhenrie24@gmail.com>
Reviewed-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-01-14 09:32:04 -08:00
Matthieu Moy
91e70e00ac merge, pull: stop advising 'commit -a' in case of conflict
'git commit -a' is rarely a good way to mark conflicts as resolved:
the user anyway has to go manually through the list of conflicts to
do the actual resolution, and it is usually better to use "git add"
on each files after doing the resolution.

On the other hand, using 'git commit -a' is potentially dangerous,
as it makes it very easy to mistakenly commit conflict markers
without noticing, and even worse, the user may have started a merge
while having local changes that do not overlap with it in the
working tree.

While we're there, synchronize the 'git pull' and 'git merge'
messages: the first was ending with '...  and make a commit.', but
not the latter.

Eventually, git should detect that conflicts have been resolved in
the working tree and tailor these messages further.  Not only "use
git commit -a" could be resurected, but "Fix them up in the work
tree" should be dropped when it happens.

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2014-08-28 10:29:53 -07:00
Jeff King
cf4fff579e refactor skip_prefix to return a boolean
The skip_prefix() function returns a pointer to the content
past the prefix, or NULL if the prefix was not found. While
this is nice and simple, in practice it makes it hard to use
for two reasons:

  1. When you want to conditionally skip or keep the string
     as-is, you have to introduce a temporary variable.
     For example:

       tmp = skip_prefix(buf, "foo");
       if (tmp)
	       buf = tmp;

  2. It is verbose to check the outcome in a conditional, as
     you need extra parentheses to silence compiler
     warnings. For example:

       if ((cp = skip_prefix(buf, "foo"))
	       /* do something with cp */

Both of these make it harder to use for long if-chains, and
we tend to use starts_with() instead. However, the first line
of "do something" is often to then skip forward in buf past
the prefix, either using a magic constant or with an extra
strlen(3) (which is generally computed at compile time, but
means we are repeating ourselves).

This patch refactors skip_prefix() to return a simple boolean,
and to provide the pointer value as an out-parameter. If the
prefix is not found, the out-parameter is untouched. This
lets you write:

  if (skip_prefix(arg, "foo ", &arg))
	  do_foo(arg);
  else if (skip_prefix(arg, "bar ", &arg))
	  do_bar(arg);

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2014-06-20 10:44:43 -07:00
Junio C Hamano
d0d5ba7e6e Merge branch 'jk/error-resolve-conflict-advice'
* jk/error-resolve-conflict-advice:
  error_resolve_conflict: drop quotations around operation
  error_resolve_conflict: rewrap advice message
2014-06-16 12:18:47 -07:00
Jeff King
d795216ac3 error_resolve_conflict: drop quotations around operation
When you try to commit with unmerged entries, you get an
error like:

  $ git commit
  error: 'commit' is not possible because you have unmerged files.

The quotes around "commit" are clunky; the user doesn't care
that this message is a template with the command-name filled
in.  Saying:

  error: commit is not possible because you have unmerged files

is easier to read. As this code is called from other places,
we may also end up with:

  $ git merge
  error: merge is not possible because you have unmerged files

  $ git cherry-pick foo
  error: cherry-pick is not possible because you have unmerged files

  $ git revert foo
  error: revert is not possible because you have unmerged files

All of which look better without the quotes. This also
happens to match the behavior of "git pull", which generates
a similar message (but does not share code, as it is a shell
script).

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2014-06-03 10:04:21 -07:00
Jeff King
c057b2424a error_resolve_conflict: rewrap advice message
If you try to commit with unresolved conflicts in the index,
you get this message:

	$ git commit
	U       foo
	error: 'commit' is not possible because you have unmerged files.
	hint: Fix them up in the work tree,
	hint: and then use 'git add/rm <file>' as
	hint: appropriate to mark resolution and make a commit,
	hint: or use 'git commit -a'.
	fatal: Exiting because of an unresolved conflict.

The irregular line-wrapping makes this awkward to read, and
it takes up more lines than necessary. Instead, let's rewrap
it to about 60 characters per line:

	$ git commit
	U       foo
	error: 'commit' is not possible because you have unmerged files.
	hint: Fix them up in the work tree, and then use 'git add/rm <file>'
	hint: as appropriate to mark resolution and make a commit, or use
	hint: 'git commit -a'.
	fatal: Exiting because of an unresolved conflict.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2014-06-03 10:04:19 -07:00
Junio C Hamano
009055f3ec Merge branch 'jc/push-2.0-default-to-simple'
Finally update the "git push" default behaviour to "simple".
2014-03-07 15:13:15 -08:00
Thomas Rast
8dc84fdc48 Rename advice.object_name_warning to objectNameWarning
We spell config variables in camelCase instead of with_underscores.

Signed-off-by: Thomas Rast <trast@inf.ethz.ch>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2013-07-31 15:20:07 -07:00
Junio C Hamano
8d8975aca7 Merge branch 'mm/rm-coalesce-errors'
Give a single message followed by list of paths from "git rm" to
report multiple paths that cannot be removed.

* mm/rm-coalesce-errors:
  rm: introduce advice.rmHints to shorten messages
  rm: better error message on failure for multiple files
2013-06-24 13:48:35 -07:00
Junio C Hamano
b2ed944af7 push: switch default from "matching" to "simple"
We promised to change the behaviour of lazy "git push [there]" that
does not say what to push on the command line from "matching" to
"simple" in Git 2.0.

This finally flips that bit.

Helped-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2013-06-18 12:36:00 -07:00
Mathieu Lienard--Mayor
7e30944622 rm: introduce advice.rmHints to shorten messages
Introduce advice.rmHints to choose whether to display advice or not
when git rm fails. Defaults to true, in order to preserve current behavior.

As an example, the message:
	error: 'foo.txt' has changes staged in the index
	(use --cached to keep the file, or -f to force removal)

would look like, with advice.rmHints=false:
	error: 'foo.txt' has changes staged in the index

Signed-off-by: Mathieu Lienard--Mayor <Mathieu.Lienard--Mayor@ensimag.imag.fr>
Signed-off-by: Jorge Juan Garcia Garcia <Jorge-Juan.Garcia-Garcia@ensimag.imag.fr>
Signed-off-by: Matthieu Moy <Matthieu.Moy@grenoble-inp.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2013-06-12 16:59:55 -07:00
Junio C Hamano
f4c52a0527 Merge branch 'nd/warn-ambiguous-object-name'
"git cmd <name>", when <name> happens to be a 40-hex string,
directly uses the 40-hex string as an object name, even if a ref
"refs/<some hierarchy>/<name>" exists.  This disambiguation order
is unlikely to change, but we should warn about the ambiguity just
like we warn when more than one refs/ hierachies share the same
name.

* nd/warn-ambiguous-object-name:
  get_sha1: warn about full or short object names that look like refs
2013-06-11 13:31:07 -07:00
Nguyễn Thái Ngọc Duy
798c35fcd8 get_sha1: warn about full or short object names that look like refs
When we get 40 hex digits, we immediately assume it's an SHA-1. This
is the right thing to do because we have no way else to specify an
object. If there is a ref with the same object name, it will be
ignored. Warn the user about this case because the ref with full
object name is likely a mistake, for example

    git checkout -b $empty_var $(git rev-parse something)

advice.object_name_warning is not documented because frankly people
should not be aware about it until they encounter this situation.

While at there, warn about ambiguation with abbreviated SHA-1 too.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2013-05-29 11:31:36 -07:00
Jeff King
caa2036b3b branch: give advice when tracking start-point is missing
If the user requests to --set-upstream-to a branch that does
not exist, then either:

  1. It was a typo.

  2. They thought the branch should exist.

In case (1), there is not much we can do beyond showing the
name we tried to use. For case (2), though, we can help to
guide them through common workflows.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2013-04-02 16:14:13 -07:00
Junio C Hamano
5d04924e19 Merge branch 'tb/document-status-u-tradeoff'
Suggest users to look into using--untracked=no option when "git
status" takes too long.

* tb/document-status-u-tradeoff:
  status: advise to consider use of -u when read_directory takes too long
  git status: document trade-offs in choosing parameters to the -u option
2013-03-21 14:02:10 -07:00
Nguyễn Thái Ngọc Duy
6a38ef2ced status: advise to consider use of -u when read_directory takes too long
Introduce advice.statusUoption to suggest considering use of -u to
strike different trade-off when it took more than 2 seconds to
enumerate untracked/ignored files.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2013-03-16 21:44:58 -07:00
Junio C Hamano
75e5c0dc55 push: introduce REJECT_FETCH_FIRST and REJECT_NEEDS_FORCE
When we push to update an existing ref, if:

 * the object at the tip of the remote is not a commit; or
 * the object we are pushing is not a commit,

it won't be correct to suggest to fetch, integrate and push again,
as the old and new objects will not "merge".  We should explain that
the push must be forced when there is a non-committish object is
involved in such a case.

If we do not have the current object at the tip of the remote, we do
not even know that object, when fetched, is something that can be
merged.  In such a case, suggesting to pull first just like
non-fast-forward case may not be technically correct, but in
practice, most such failures are seen when you try to push your work
to a branch without knowing that somebody else already pushed to
update the same branch since you forked, so "pull first" would work
as a suggestion most of the time.  And if the object at the tip is
not a commit, "pull first" will fail, without making any permanent
damage.  As a side effect, it also makes the error message the user
will get during the next "push" attempt easier to understand, now
the user is aware that a non-commit object is involved.

In these cases, the current code already rejects such a push on the
client end, but we used the same error and advice messages as the
ones used when rejecting a non-fast-forward push, i.e. pull from
there and integrate before pushing again.

Introduce new rejection reasons and reword the messages
appropriately.

[jc: with help by Peff on message details]

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2013-01-24 14:37:23 -08:00
Chris Rorvick
b450568209 push: allow already-exists advice to be disabled
Add 'advice.pushAlreadyExists' option to disable the advice shown when
an update is rejected for a reference that is not allowed to update at
all (verses those that are allowed to fast-forward.)

Signed-off-by: Chris Rorvick <chris@rorvick.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-12-03 08:04:09 -08:00
Chris Rorvick
1184564eac push: rename config variable for more general use
The 'pushNonFastForward' advice config can be used to squelch several
instances of push-related advice.  Rename it to 'pushUpdateRejected' to
cover other reject scenarios that are unrelated to fast-forwarding.
Retain the old name for compatibility.

Signed-off-by: Chris Rorvick <chris@rorvick.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-12-03 08:04:08 -08:00
Junio C Hamano
31c4c833d7 Merge branch 'jk/maint-advise-vaddf'
The advise() function did not use varargs correctly to format
its message.

* jk/maint-advise-vaddf:
  advice: pass varargs to strbuf_vaddf, not strbuf_addf
2012-07-24 14:05:08 -07:00
Jeff King
447b99c8b1 advice: pass varargs to strbuf_vaddf, not strbuf_addf
The advise() function takes a variable number of arguments
and converts them into a va_list object to pass to strbuf
for handling. However, we accidentally called strbuf_addf
(that takes a variable number of arguments) instead of
strbuf_vaddf (that takes a va_list).

This bug dates back to v1.7.8.1-1-g23cb5bf, but we never
noticed because none of the current callers passes a string
with a format specifier in it. And the compiler did not
notice because the format string is not available at
compile time.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-07-23 13:10:43 -07:00
Christopher Tiwald
f25950f347 push: Provide situational hints for non-fast-forward errors
Pushing a non-fast-forward update to a remote repository will result in
an error, but the hint text doesn't provide the correct resolution in
every case. Give better resolution advice in three push scenarios:

1) If you push your current branch and it triggers a non-fast-forward
error, you should merge remote changes with 'git pull' before pushing
again.

2) If you push to a shared repository others push to, and your local
tracking branches are not kept up to date, the 'matching refs' default
will generate non-fast-forward errors on outdated branches. If this is
your workflow, the 'matching refs' default is not for you. Consider
setting the 'push.default' configuration variable to 'current' or
'upstream' to ensure only your current branch is pushed.

3) If you explicitly specify a ref that is not your current branch or
push matching branches with ':', you will generate a non-fast-forward
error if any pushed branch tip is out of date. You should checkout the
offending branch and merge remote changes before pushing again.

Teach transport.c to recognize these scenarios and configure push.c
to hint for them. If 'git push's default behavior changes or we
discover more scenarios, extension is easy. Standardize on the
advice API and add three new advice variables, 'pushNonFFCurrent',
'pushNonFFDefault', and 'pushNonFFMatching'. Setting any of these
to 'false' will disable their affiliated advice. Setting
'pushNonFastForward' to false will disable all three, thus preserving the
config option for users who already set it, but guaranteeing new
users won't disable push advice accidentally.

Based-on-patch-by: Junio C Hamano <gitster@pobox.com>
Signed-off-by: Christopher Tiwald <christiwald@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-03-19 21:42:06 -07:00
Junio C Hamano
5ce2b97d2c Merge branch 'nd/clone-detached'
* nd/clone-detached:
  clone: fix up delay cloning conditions
  push: do not let configured foreign-vcs permanently clobbered
  clone: print advice on checking out detached HEAD
  clone: allow --branch to take a tag
  clone: refuse to clone if --branch points to bogus ref
  clone: --branch=<branch> always means refs/heads/<branch>
  clone: delay cloning until after remote HEAD checking
  clone: factor out remote ref writing
  clone: factor out HEAD update code
  clone: factor out checkout code
  clone: write detached HEAD in bare repositories
  t5601: add missing && cascade
2012-01-31 22:24:23 -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
23cb5bf3b3 i18n of multi-line advice messages
Advice messages are by definition meant for human end-users, and prime
candidates for i18n/l10n. They tend to also be more verbose to be helpful,
and need to be longer than just one line.

Although we do not have parameterized multi-line advice messages yet, once
we do, we cannot emit such a message like this:

    advise(_("Please rename %s to something else"), gostak);
    advise(_("so that we can avoid distimming %s unnecessarily."), doshes);

because some translations may need to have the replacement of 'gostak' on
the second line (or 'doshes' on the first line). Some languages may even
need to use three lines in order to fit the same message within a
reasonable width.

Instead, it has to be a single advise() construct, like this:

    advise(_("Please rename %s to something else\n"
             "so that we can avoid distimming %s unnecessarily."),
           gostak, doshes);

Update the advise() function and its existing callers to

 - take a format string that can be multi-line and translatable as a
   whole;
 - use the string and the parameters to form a localized message; and
 - show each line in the result with the localization of the "hint: ".

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-12-22 11:21:26 -08:00
Ramkumar Ramachandra
38ef61cfde advice: Introduce error_resolve_conflict
Enable future callers to report a conflict and not die immediately by
introducing a new function called error_resolve_conflict.
Re-implement die_resolve_conflict as a call to error_resolve_conflict
followed by a call to die.  Consequently, the message printed by
die_resolve_conflict changes from

  fatal: 'commit' is not possible because you have unmerged files.
         Please, fix them up in the work tree ...
         ...

to

  error: 'commit' is not possible because you have unmerged files.
  hint: Fix them up in the work tree ...
  hint: ...
  fatal: Exiting because of an unresolved conflict.

Hints are printed using the same advise function introduced in
v1.7.3-rc0~26^2~3 (Introduce advise() to print hints, 2010-08-11).

Inspired-by: Christian Couder <chistian.couder@gmail.com>
Helped-by: Jonathan Nieder <jrnieder@gmail.com>
Reviewed-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Ramkumar Ramachandra <artagnon@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-08-04 15:40:41 -07:00
Junio C Hamano
13be3e31f1 Reword "detached HEAD" notification
The old "advice" message explained how to create a branch after going into
a detached HEAD state but didn't make it clear why the user may want to do
so.  Also "moving to ... which isn't a local branch" was unclear if it is
complaining, if it is describing the new state, or if it is explaining why
the HEAD is detached (the true reason is the last one).

Give the established phrase 'detached HEAD' first to make it easy for
users to look up the concept in documentation, and briefly describe what
can be done in the state (i.e. play around without having to clean up)
before telling the user how to keep what was done during the temporary
state.

Allow the long description to be hidden by setting advice.detachedHead
configuration to false.

We might want to customize the advice depending on how the commit to check
out was spelled (e.g. instead of "new-branch-name", we way want to say
"topic" when "git checkout origin/topic" triggered this message) in later
updates, but this encapsulates that into a separate function and it should
be a good first step.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-29 22:11:00 -08:00
Junio C Hamano
71b3ef11fa Merge branch 'mm/conflict-advice'
* mm/conflict-advice:
  Be more user-friendly when refusing to do something because of conflict.

Conflicts:
	Documentation/config.txt
	advice.c
	advice.h
2010-01-20 14:42:59 -08:00
Jeff King
b706fcfe93 commit: allow suppression of implicit identity advice
We now nag the user with a giant warning when their identity
was pulled from the username, hostname, and gecos
information, in case it is not correct. Most users will
suppress this by simply setting up their information
correctly.

However, there may be some users who consciously want to use
that information, because having the value change from host
to host contains useful information. These users can now set
advice.implicitidentity to false to suppress the message.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-14 09:25:58 -08:00
Matthieu Moy
d38a30df7d Be more user-friendly when refusing to do something because of conflict.
Various commands refuse to run in the presence of conflicts (commit,
merge, pull, cherry-pick/revert). They all used to provide rough, and
inconsistant error messages.

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

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

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

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

The new output looks like:

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

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

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

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-12 13:17:08 -08:00
Matthieu Moy
4c371f9127 merge-recursive: point the user to commit when file would be overwritten.
The commit-before-pull is well accepted in the DVCS community, but is
confusing some new users. This should get them back in the right way when
the problem occurs.

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-11-22 16:07:27 -08:00
Jeff King
edf563fbaa status: make "how to stage" messages optional
These messages are nice for new users, but experienced git
users know how to manipulate the index, and these messages
waste a lot of screen real estate.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-09-11 21:33:24 -07:00
Jeff King
75194438f4 push: make non-fast-forward help message configurable
This message is designed to help new users understand what
has happened when refs fail to push. However, it does not
help experienced users at all, and significantly clutters
the output, frequently dwarfing the regular status table and
making it harder to see.

This patch introduces a general configuration mechanism for
optional messages, with this push message as the first
example.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-09-11 21:33:20 -07:00