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Author SHA1 Message Date
René Scharfe
efbd4fdfc9 refs: pass NULL to resolve_refdup() if hash is not needed
This allows us to get rid of several write-only variables.

Signed-off-by: Rene Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-10-01 17:27:14 +09:00
Junio C Hamano
77f45395b0 Merge branch 'ks/commit-do-not-touch-cut-line'
The explanation of the cut-line in the commit log editor has been
slightly tweaked.

* ks/commit-do-not-touch-cut-line:
  commit-template: change a message to be more intuitive
2017-09-25 15:24:07 +09:00
Kaartic Sivaraam
8c4b1a3593 commit-template: change a message to be more intuitive
It's not good to use the phrase 'do not touch' to convey the
information that the cut-line should not be modified or removed as
it could possibly be mis-interpreted by a person who doesn't know
that the word 'touch' has the meaning of 'tamper with'. Further, it
could make translations a little difficult as it might not have the
intended meaning in a few languages when translated as such.

So, use more intuitive terms in the sentence.

Signed-off-by: Kaartic Sivaraam <kaarticsivaraam91196@gmail.com>
Helped-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-09-15 12:34:33 +09:00
Rene Scharfe
b6ec307177 wt-status: release strbuf after use in wt_longstatus_print_tracking()
If format_tracking_info() returns 0, then it didn't touch its strbuf
parameter, so it's OK to exit early in that case.  Clean up sb in the
other case.

Signed-off-by: Rene Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-09-10 16:38:57 +09:00
Rene Scharfe
6f49541ddb wt-status: release strbuf after use in read_rebase_todolist()
Signed-off-by: Rene Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-09-07 08:49:29 +09:00
Junio C Hamano
094aa09aa5 Merge branch 'rs/wt-status-cleanup'
Code cleanup.

* rs/wt-status-cleanup:
  wt-status: use separate variable for result of shorten_unambiguous_ref
2017-07-12 15:18:23 -07:00
René Scharfe
5e8d2729ae wt-status: use separate variable for result of shorten_unambiguous_ref
Store the pointer to the string allocated by shorten_unambiguous_ref in
a dedicated variable, short_base, and keep base unchanged.  A non-const
variable is more appropriate for such an object.  It avoids having to
cast const away on free and stops redefining the meaning of base, making
the code slightly clearer.

Signed-off-by: Rene Scharfe <l.s.r@web.de>
Reviewed-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-07-10 09:16:37 -07:00
Junio C Hamano
7e46f19a10 Merge branch 'ks/status-initial-commit'
"git status" has long shown essentially the same message as "git
commit"; the message it gives while preparing for the root commit,
i.e. "Initial commit", was hard to understand for some new users.
Now it says "No commits yet" to stress more on the current status
(rather than the commit the user is preparing for, which is more in
line with the focus of "git commit").

* ks/status-initial-commit:
  status: contextually notify user about an initial commit
2017-06-30 13:45:22 -07:00
Kaartic Sivaraam
4ddb1354e8 status: contextually notify user about an initial commit
The existing message, "Initial commit", makes sense for the commit template
notifying users that it's their initial commit, but is confusing when
merely checking the status of a fresh repository (or orphan branch)
without having any commits yet.

Change the output of "status" to say "No commits yet" when "git
status" is run on a fresh repo (or orphan branch), while retaining the
current "Initial commit" message displayed in the template that's
displayed in the editor when the initial commit is being authored.

Correspondingly change the output of "short status" to "No commits yet
on " when "git status -sb" is run on a fresh repo (or orphan branch).

A few alternatives considered were,

 * Waiting for initial commit
 * Your current branch does not have any commits
 * Current branch waiting for initial commit

The most succint one among the alternatives was chosen.

[with help on tests from Ævar]

Helped-by: Junio C Hamano <gitster@pobox.com>
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Kaartic Sivaraam <kaarticsivaraam91196@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-06-21 19:10:27 -07:00
Liam Beguin
c1b5d0194b status: add optional stash count information
Introduce '--show-stash' and its configuration option 'status.showStash'
to allow git-status to show information about currently stashed entries.

Signed-off-by: Liam Beguin <liambeguin@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-06-18 22:17:47 -07:00
Junio C Hamano
b9a7d55d93 Merge branch 'nd/fopen-errors'
We often try to open a file for reading whose existence is
optional, and silently ignore errors from open/fopen; report such
errors if they are not due to missing files.

* nd/fopen-errors:
  mingw_fopen: report ENOENT for invalid file names
  mingw: verify that paths are not mistaken for remote nicknames
  log: fix memory leak in open_next_file()
  rerere.c: move error_errno() closer to the source system call
  print errno when reporting a system call error
  wrapper.c: make warn_on_inaccessible() static
  wrapper.c: add and use fopen_or_warn()
  wrapper.c: add and use warn_on_fopen_errors()
  config.mak.uname: set FREAD_READS_DIRECTORIES for Darwin, too
  config.mak.uname: set FREAD_READS_DIRECTORIES for Linux and FreeBSD
  clone: use xfopen() instead of fopen()
  use xfopen() in more places
  git_fopen: fix a sparse 'not declared' warning
2017-06-13 13:47:09 -07:00
Junio C Hamano
00c0e40f02 Merge branch 'bm/interpret-trailers-cut-line-is-eom' into maint
"git interpret-trailers", when used as GIT_EDITOR for "git commit
-v", looked for and appended to a trailer block at the very end,
i.e. at the end of the "diff" output.  The command has been
corrected to pay attention to the cut-mark line "commit -v" adds to
the buffer---the real trailer block should appear just before it.

* bm/interpret-trailers-cut-line-is-eom:
  interpret-trailers: honor the cut line
2017-06-05 09:03:13 +09:00
Junio C Hamano
965993d1ef Merge branch 'bm/interpret-trailers-cut-line-is-eom'
"git interpret-trailers", when used as GIT_EDITOR for "git commit
-v", looked for and appended to a trailer block at the very end,
i.e. at the end of the "diff" output.  The command has been
corrected to pay attention to the cut-mark line "commit -v" adds to
the buffer---the real trailer block should appear just before it.

* bm/interpret-trailers-cut-line-is-eom:
  interpret-trailers: honor the cut line
2017-05-29 12:34:53 +09:00
Junio C Hamano
849e671b52 Merge branch 'js/plug-leaks'
Fix memory leaks pointed out by Coverity (and people).

* js/plug-leaks: (26 commits)
  checkout: fix memory leak
  submodule_uses_worktrees(): plug memory leak
  show_worktree(): plug memory leak
  name-rev: avoid leaking memory in the `deref` case
  remote: plug memory leak in match_explicit()
  add_reflog_for_walk: avoid memory leak
  shallow: avoid memory leak
  line-log: avoid memory leak
  receive-pack: plug memory leak in update()
  fast-export: avoid leaking memory in handle_tag()
  mktree: plug memory leaks reported by Coverity
  pack-redundant: plug memory leak
  setup_discovered_git_dir(): plug memory leak
  setup_bare_git_dir(): help static analysis
  split_commit_in_progress(): simplify & fix memory leak
  checkout: fix memory leak
  cat-file: fix memory leak
  mailinfo & mailsplit: check for EOF while parsing
  status: close file descriptor after reading git-rebase-todo
  difftool: address a couple of resource/memory leaks
  ...
2017-05-29 12:34:44 +09:00
Junio C Hamano
6b526ced6f Merge branch 'bc/object-id'
Conversion from uchar[20] to struct object_id continues.

* bc/object-id: (53 commits)
  object: convert parse_object* to take struct object_id
  tree: convert parse_tree_indirect to struct object_id
  sequencer: convert do_recursive_merge to struct object_id
  diff-lib: convert do_diff_cache to struct object_id
  builtin/ls-tree: convert to struct object_id
  merge: convert checkout_fast_forward to struct object_id
  sequencer: convert fast_forward_to to struct object_id
  builtin/ls-files: convert overlay_tree_on_cache to object_id
  builtin/read-tree: convert to struct object_id
  sha1_name: convert internals of peel_onion to object_id
  upload-pack: convert remaining parse_object callers to object_id
  revision: convert remaining parse_object callers to object_id
  revision: rename add_pending_sha1 to add_pending_oid
  http-push: convert process_ls_object and descendants to object_id
  refs/files-backend: convert many internals to struct object_id
  refs: convert struct ref_update to use struct object_id
  ref-filter: convert some static functions to struct object_id
  Convert struct ref_array_item to struct object_id
  Convert the verify_pack callback to struct object_id
  Convert lookup_tag to struct object_id
  ...
2017-05-29 12:34:43 +09:00
Junio C Hamano
4eeed27e16 Merge branch 'bw/dir-c-stops-relying-on-the-index'
API update.

* bw/dir-c-stops-relying-on-the-index:
  dir: convert fill_directory to take an index
  dir: convert read_directory to take an index
  dir: convert read_directory_recursive to take an index
  dir: convert open_cached_dir to take an index
  dir: convert is_excluded to take an index
  dir: convert prep_exclude to take an index
  dir: convert add_excludes to take an index
  dir: convert is_excluded_from_list to take an index
  dir: convert last_exclude_matching_from_list to take an index
  dir: convert dir_add* to take an index
  dir: convert get_dtype to take index
  dir: convert directory_exists_in_index to take index
  dir: convert read_skip_worktree_file_from_index to take an index
  dir: stop using the index compatibility macros
2017-05-29 12:34:41 +09:00
Nguyễn Thái Ngọc Duy
e9d983f116 wrapper.c: add and use fopen_or_warn()
When fopen() returns NULL, it could be because the given path does not
exist, but it could also be some other errors and the caller has to
check. Add a wrapper so we don't have to repeat the same error check
everywhere.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-05-26 12:33:56 +09:00
Brian Malehorn
d76650b8d1 interpret-trailers: honor the cut line
If a commit message is edited with the "verbose" option, the buffer
will have a cut line and diff after the log message, like so:

    my subject

    # ------------------------ >8 ------------------------
    # Do not touch the line above.
    # Everything below will be removed.
    diff --git a/foo.txt b/foo.txt
    index 5716ca5..7601807 100644
    --- a/foo.txt
    +++ b/foo.txt
    @@ -1 +1 @@
    -bar
    +baz

"git interpret-trailers" is unaware of the cut line, and assumes the
trailer block would be at the end of the whole thing.  This can easily
be seen with:

     $ GIT_EDITOR='git interpret-trailers --in-place --trailer Acked-by:me' \
       git commit --amend -v

Teach "git interpret-trailers" to notice the cut-line and ignore the
remainder of the input when looking for a place to add new trailer
block.  This makes it consistent with how "git commit -v -s" inserts a
new Signed-off-by: line.

This can be done by the same logic as the existing helper function,
wt_status_truncate_message_at_cut_line(), uses, but it wants the caller
to pass a strbuf to it.  Because the function ignore_non_trailer() used
by the command takes a <pointer, length> pair, not a strbuf, steal the
logic from wt_status_truncate_message_at_cut_line() to create a new
wt_status_locate_end() helper function that takes <pointer, length>
pair, and make ignore_non_trailer() call it to help "interpret-trailers".

Since there is only one caller of wt_status_truncate_message_at_cut_line()
in cmd_commit(), rewrite it to call wt_status_locate_end() helper instead
and remove the old helper that no longer has any caller.

Signed-off-by: Brian Malehorn <bmalehorn@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-05-18 15:00:48 +09:00
Junio C Hamano
b15667bbdc Merge branch 'js/larger-timestamps'
Some platforms have ulong that is smaller than time_t, and our
historical use of ulong for timestamp would mean they cannot
represent some timestamp that the platform allows.  Invent a
separate and dedicated timestamp_t (so that we can distingiuish
timestamps and a vanilla ulongs, which along is already a good
move), and then declare uintmax_t is the type to be used as the
timestamp_t.

* js/larger-timestamps:
  archive-tar: fix a sparse 'constant too large' warning
  use uintmax_t for timestamps
  date.c: abort if the system time cannot handle one of our timestamps
  timestamp_t: a new data type for timestamps
  PRItime: introduce a new "printf format" for timestamps
  parse_timestamp(): specify explicitly where we parse timestamps
  t0006 & t5000: skip "far in the future" test when time_t is too limited
  t0006 & t5000: prepare for 64-bit timestamps
  ref-filter: avoid using `unsigned long` for catch-all data type
2017-05-16 11:51:59 +09:00
brian m. carlson
bc83266abe Convert lookup_commit* to struct object_id
Convert lookup_commit, lookup_commit_or_die,
lookup_commit_reference, and lookup_commit_reference_gently to take
struct object_id arguments.

Introduce a temporary in parse_object buffer in order to convert this
function.  This is required since in order to convert parse_object and
parse_object_buffer, lookup_commit_reference_gently and
lookup_commit_or_die would need to be converted.  Not introducing a
temporary would therefore require that lookup_commit_or_die take a
struct object_id *, but lookup_commit would take unsigned char *,
leaving a confusing and hard-to-use interface.

parse_object_buffer will lose this temporary in a later patch.

This commit was created with manual changes to commit.c, commit.h, and
object.c, plus the following semantic patch:

@@
expression E1, E2;
@@
- lookup_commit_reference_gently(E1.hash, E2)
+ lookup_commit_reference_gently(&E1, E2)

@@
expression E1, E2;
@@
- lookup_commit_reference_gently(E1->hash, E2)
+ lookup_commit_reference_gently(E1, E2)

@@
expression E1;
@@
- lookup_commit_reference(E1.hash)
+ lookup_commit_reference(&E1)

@@
expression E1;
@@
- lookup_commit_reference(E1->hash)
+ lookup_commit_reference(E1)

@@
expression E1;
@@
- lookup_commit(E1.hash)
+ lookup_commit(&E1)

@@
expression E1;
@@
- lookup_commit(E1->hash)
+ lookup_commit(E1)

@@
expression E1, E2;
@@
- lookup_commit_or_die(E1.hash, E2)
+ lookup_commit_or_die(&E1, E2)

@@
expression E1, E2;
@@
- lookup_commit_or_die(E1->hash, E2)
+ lookup_commit_or_die(E1, E2)

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-05-08 15:12:57 +09:00
Johannes Schindelin
41fc6b33fc split_commit_in_progress(): simplify & fix memory leak
This function did a whole lot of unnecessary work, such as reading in
four files just to figure out that, oh, hey, we do not need to look at
them after all because the HEAD is not detached.

Simplify the entire function to return early when possible, to read in
the files only when necessary, and to release the allocated memory
always (there was a leak, reported via Coverity, where we failed to
release the allocated strings if the HEAD is not detached).

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-05-08 12:18:19 +09:00
Johannes Schindelin
e7b65e205a status: close file descriptor after reading git-rebase-todo
Reported via Coverity.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-05-08 12:18:19 +09:00
Brandon Williams
0d32c183b6 dir: convert fill_directory to take an index
Signed-off-by: Brandon Williams <bmwill@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-05-06 19:15:39 +09:00
Jeff King
75177c8591 status: fix missing newline when comment chars are disabled
When git-status shows tracking data for the current branch
in the long format, we try to end the stanza with a blank
line. When status.displayCommentPrefix is true, we call
color_fprintf_ln() to do so. But when it's false, we call
the enigmatic:

  fputs("", s->fp);

which does nothing at all! This is a bug from 7d7d68022
(silence a bunch of format-zero-length warnings,
2014-05-04). Prior to that, we called fprintf_ln() with an
empty string. Switching to fputs() meant we needed to
include the "newline in the string, but we didn't.

So you see:

  On branch jk/status-tracking-newline
  Your branch is ahead of 'origin/master' by 1 commit.
  Changes not staged for commit:
          modified:  foo

  Untracked files:
     bar

whereas there should be a blank line before the "Changes not
staged" line.

The fix itself is a one-liner. But we never noticed this
bug because t7508 doesn't exercise the ahead/behind code at
all.  So let's configure an upstream during the initial
setup, which means that the code will be exercised as part
of all of the various invocations in that script. This makes
the diff rather noisy, but should give us good coverage.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-04-28 11:40:52 +09:00
Johannes Schindelin
dddbad728c timestamp_t: a new data type for timestamps
Git's source code assumes that unsigned long is at least as precise as
time_t. Which is incorrect, and causes a lot of problems, in particular
where unsigned long is only 32-bit (notably on Windows, even in 64-bit
versions).

So let's just use a more appropriate data type instead. In preparation
for this, we introduce the new `timestamp_t` data type.

By necessity, this is a very, very large patch, as it has to replace all
timestamps' data type in one go.

As we will use a data type that is not necessarily identical to `time_t`,
we need to be very careful to use `time_t` whenever we interact with the
system functions, and `timestamp_t` everywhere else.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-04-27 13:07:39 +09:00
Stefan Beller
dd6962dd73 short status: improve reporting for submodule changes
If I add an untracked file to a submodule or modify a tracked file,
currently "git status --short" treats the change in the same way as
changes to the current HEAD of the submodule:

        $ git clone --quiet --recurse-submodules https://gerrit.googlesource.com/gerrit
        $ echo hello >gerrit/plugins/replication/stray-file
        $ sed -i -e 's/.*//' gerrit/plugins/replication/.mailmap
        $ git -C gerrit status --short
         M plugins/replication

This is by analogy with ordinary files, where "M" represents a change
that has not been added yet to the index.  But this change cannot be
added to the index without entering the submodule, "git add"-ing it,
and running "git commit", so the analogy is counterproductive.

Introduce new status letters " ?" and " m" for this.  These are similar
to the existing "??" and " M" but mean that the submodule (not the
parent project) has new untracked files and modified files, respectively.
The user can use "git add" and "git commit" from within the submodule to
add them.

Changes to the submodule's HEAD commit can be recorded in the index with
a plain "git add -u" and are shown with " M", like today.

To avoid excessive clutter, show at most one of " ?", " m", and " M" for
the submodule.  They represent increasing levels of change --- the last
one that applies is shown (e.g., " m" if there are both modified files
and untracked files in the submodule, or " M" if the submodule's HEAD
has been modified and it has untracked files).

While making these changes, we need to make sure to not break porcelain
level 1, which shares code with "status --short".  We only change
"git status --short".

Non-short "git status" and "git status --porcelain=2" already handle
these cases by showing more detail:

        $ git -C gerrit status --porcelain=2
        1 .M S.MU 160000 160000 160000 305c864db28eb0c77c8499bc04c87de3f849cf3c 305c864db28eb0c77c8499bc04c87de3f849cf3c plugins/replication
        $ git -C gerrit status
[...]
        modified:   plugins/replication (modified content, untracked content)

Scripts caring about these distinctions should use --porcelain=2.

Helped-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Stefan Beller <sbeller@google.com>
Reviewed-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-03-29 15:27:54 -07:00
Junio C Hamano
8a3ff8560c Merge branch 'sb/wt-status-cleanup'
Code clean-up.

* sb/wt-status-cleanup:
  wt-status: simplify by using for_each_string_list_item
2017-03-21 15:07:18 -07:00
Junio C Hamano
58e97730d9 Merge branch 'mg/status-porcelain-no-i18n'
"git status --porcelain" is supposed to give a stable output, but a
few strings were left as translatable by mistake.

* mg/status-porcelain-no-i18n:
  git-status: make porcelain more robust
2017-03-17 13:50:27 -07:00
Stefan Beller
d4aae459cd wt-status: simplify by using for_each_string_list_item
Improve readability by using the for_each_string_list_item helper
instead of manually iterating with an integer counter.

Signed-off-by: Stefan Beller <sbeller@google.com>
Reviewed-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-03-17 10:32:45 -07:00
Michael J Gruber
b9e2bc560a git-status: make porcelain more robust
git status provides a porcelain mode for porcelain writers with a
supposedly stable (plumbing) interface.
7a76c28ff2 ("status: disable translation when --porcelain is used", 2014-03-20)
made sure that ahead/behind info is not translated (i.e. is stable).

Make sure that the remaining two strings (initial commit, detached head)
are stable, too.

These changes are for the v1 porcelain interface. While we do have a perfectly
stable v2 porcelain interface now, some tools (such as
powerline-gitstatus) are written against v1 and profit from fixing v1
without any changes on their side.

Signed-off-by: Michael J Gruber <git@drmicha.warpmail.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-03-14 13:15:18 -07:00
brian m. carlson
e86ab2c1cd wt-status: convert to struct object_id
Convert the remaining uses of unsigned char [20] to struct object_id.

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-02-22 10:12:16 -08:00
brian m. carlson
9461d27240 refs: convert each_reflog_ent_fn to struct object_id
Make each_reflog_ent_fn take two struct object_id pointers instead of
two pointers to unsigned char.  Convert the various callbacks to use
struct object_id as well.  Also, rename fsck_handle_reflog_sha1 to
fsck_handle_reflog_oid.

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-02-22 10:12:15 -08:00
brian m. carlson
2928325fc0 Convert remaining callers of resolve_refdup to object_id
There are a few leaf functions in various files that call
resolve_refdup.  Convert these functions to use struct object_id
internally to prepare for transitioning resolve_refdup itself.

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-02-22 10:12:15 -08:00
Junio C Hamano
36acf41239 Merge branch 'rs/object-id'
"uchar [40]" to "struct object_id" conversion continues.

* rs/object-id:
  checkout: convert post_checkout_hook() to struct object_id
  use oidcpy() for copying hashes between instances of struct object_id
  use oid_to_hex_r() for converting struct object_id hashes to hex strings
2017-02-03 11:25:19 -08:00
Junio C Hamano
93d2387718 Merge branch 'js/status-pre-rebase-i'
After starting "git rebase -i", which first opens the user's editor
to edit the series of patches to apply, but before saving the
contents of that file, "git status" failed to show the current
state (i.e. you are in an interactive rebase session, but you have
applied no steps yet) correctly.

* js/status-pre-rebase-i:
  status: be prepared for not-yet-started interactive rebase
2017-02-02 13:36:54 -08:00
René Scharfe
8694769f3c use oidcpy() for copying hashes between instances of struct object_id
Patch generated by Coccinelle and contrib/coccinelle/object_id.cocci.

Signed-off-by: Rene Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-01-30 14:23:42 -08:00
Johannes Schindelin
df9ded4984 status: be prepared for not-yet-started interactive rebase
Some developers might want to call `git status` in a working
directory where they just started an interactive rebase, but the
edit script is still opened in the editor.

Let's show a meaningful message in such cases.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-01-26 11:43:18 -08:00
Junio C Hamano
89d38fb266 wt-status: implement opportunisitc index update correctly
The require_clean_work_tree() function calls hold_locked_index()
with die_on_error=0 to signal that it is OK if it fails to obtain
the lock, but unconditionally calls update_index_if_able(), which
will try to write into fd=-1.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-12-07 11:31:58 -08:00
Junio C Hamano
650360210a Merge branch 'nd/ita-empty-commit'
When new paths were added by "git add -N" to the index, it was
enough to circumvent the check by "git commit" to refrain from
making an empty commit without "--allow-empty".  The same logic
prevented "git status" to show such a path as "new file" in the
"Changes not staged for commit" section.

* nd/ita-empty-commit:
  commit: don't be fooled by ita entries when creating initial commit
  commit: fix empty commit creation when there's no changes but ita entries
  diff: add --ita-[in]visible-in-index
  diff-lib: allow ita entries treated as "not yet exist in index"
2016-10-27 14:58:50 -07:00
Junio C Hamano
2bee56be7e Merge branch 'js/libify-require-clean-work-tree'
The require_clean_work_tree() helper was recreated in C when "git
pull" was rewritten from shell; the helper is now made available to
other callers in preparation for upcoming "rebase -i" work.

* js/libify-require-clean-work-tree:
  wt-status: begin error messages with lower-case
  wt-status: teach has_{unstaged,uncommitted}_changes() about submodules
  wt-status: export also the has_un{staged,committed}_changes() functions
  wt-status: make the require_clean_work_tree() function reusable
  pull: make code more similar to the shell script again
  pull: drop confusing prefix parameter of die_on_unclean_work_tree()
2016-10-26 13:14:44 -07:00
Nguyễn Thái Ngọc Duy
425a28e0a4 diff-lib: allow ita entries treated as "not yet exist in index"
When comparing the index and the working tree to show which paths are
new, and comparing the tree recorded in the HEAD and the index to see if
committing the contents recorded in the index would result in an empty
commit, we would want the former comparison to say "these are new paths"
and the latter to say "there is no change" for paths that are marked as
intent-to-add.

We made a similar attempt at d95d728a ("diff-lib.c: adjust position of
i-t-a entries in diff", 2015-03-16), which redefined the semantics of
these two comparison modes globally, which was a disaster and had to be
reverted at 78cc1a54 ("Revert "diff-lib.c: adjust position of i-t-a
entries in diff"", 2015-06-23).

To make sure we do not repeat the same mistake, introduce a new internal
diffopt option so that this different semantics can be asked for only by
callers that ask it, while making sure other unaudited callers will get
the same comparison result.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-10-24 10:47:28 -07:00
Junio C Hamano
69e6544998 Merge branch 'rs/cocci'
Code cleanup.

* rs/cocci:
  use strbuf_add_unique_abbrev() for adding short hashes, part 3
  remove unnecessary NULL check before free(3)
2016-10-17 13:25:21 -07:00
René Scharfe
a94bb68397 use strbuf_add_unique_abbrev() for adding short hashes, part 3
Call strbuf_add_unique_abbrev() to add abbreviated hashes to strbufs
instead of taking detours through find_unique_abbrev() and its static
buffer.  This is shorter in most cases and a bit more efficient.

The changes here are not easily handled by a semantic patch because
they involve removing temporary variables and deconstructing format
strings for strbuf_addf().

Signed-off-by: Rene Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-10-10 11:58:25 -07:00
Johannes Schindelin
4777e175de wt-status: begin error messages with lower-case
The previous code still followed the old git-pull.sh code which did not
adhere to our new convention.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-10-07 09:29:31 -07:00
Johannes Schindelin
d8cc92ab13 wt-status: teach has_{unstaged,uncommitted}_changes() about submodules
Sometimes we are *actually* interested in those changes... For
example when an interactive rebase wants to continue with a staged
submodule update.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-10-07 09:29:31 -07:00
Johannes Schindelin
41a5dd6d86 wt-status: export also the has_un{staged,committed}_changes() functions
They will be used in the upcoming rebase helper.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-10-07 09:29:31 -07:00
Johannes Schindelin
fd84986f46 wt-status: make the require_clean_work_tree() function reusable
The function used by "git pull" to stop the user when the working
tree has changes is useful in other places.

Let's move it into a more prominent (and into an actually reusable)
spot: wt-status.[ch].

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-10-07 09:29:31 -07:00
Junio C Hamano
f0798e6cdb Merge branch 'rs/cocci'
Code clean-up with help from coccinelle tool continues.

* rs/cocci:
  coccicheck: make transformation for strbuf_addf(sb, "...") more precise
  use strbuf_add_unique_abbrev() for adding short hashes, part 2
  use strbuf_addstr() instead of strbuf_addf() with "%s", part 2
  gitignore: ignore output files of coccicheck make target
2016-10-06 14:53:12 -07:00
René Scharfe
f937d78553 use strbuf_add_unique_abbrev() for adding short hashes, part 2
Call strbuf_add_unique_abbrev() to add abbreviated hashes to strbufs
instead of taking detours through find_unique_abbrev() and its static
buffer.  This is shorter and a bit more efficient.

1eb47f167d already converted six cases,
this patch covers three more.

A semantic patch for Coccinelle is included for easier checking for
new cases that might be introduced in the future.

Signed-off-by: Rene Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-09-27 14:02:40 -07:00
Junio C Hamano
85f34a929d Merge branch 'rs/cocci'
Code cleanup.

* rs/cocci:
  use strbuf_addstr() for adding constant strings to a strbuf, part 2
  add coccicheck make target
  contrib/coccinelle: fix semantic patch for oid_to_hex_r()
2016-09-26 16:09:14 -07:00
Junio C Hamano
4af9a7d344 Merge branch 'bc/object-id'
The "unsigned char sha1[20]" to "struct object_id" conversion
continues.  Notable changes in this round includes that ce->sha1,
i.e. the object name recorded in the cache_entry, turns into an
object_id.

It had merge conflicts with a few topics in flight (Christian's
"apply.c split", Dscho's "cat-file --filters" and Jeff Hostetler's
"status --porcelain-v2").  Extra sets of eyes double-checking for
mismerges are highly appreciated.

* bc/object-id:
  builtin/reset: convert to use struct object_id
  builtin/commit-tree: convert to struct object_id
  builtin/am: convert to struct object_id
  refs: add an update_ref_oid function.
  sha1_name: convert get_sha1_mb to struct object_id
  builtin/update-index: convert file to struct object_id
  notes: convert init_notes to use struct object_id
  builtin/rm: convert to use struct object_id
  builtin/blame: convert file to use struct object_id
  Convert read_mmblob to take struct object_id.
  notes-merge: convert struct notes_merge_pair to struct object_id
  builtin/checkout: convert some static functions to struct object_id
  streaming: make stream_blob_to_fd take struct object_id
  builtin: convert textconv_object to use struct object_id
  builtin/cat-file: convert some static functions to struct object_id
  builtin/cat-file: convert struct expand_data to use struct object_id
  builtin/log: convert some static functions to use struct object_id
  builtin/blame: convert struct origin to use struct object_id
  builtin/apply: convert static functions to struct object_id
  cache: convert struct cache_entry to use struct object_id
2016-09-19 13:47:19 -07:00
René Scharfe
a22ae753cb use strbuf_addstr() for adding constant strings to a strbuf, part 2
Replace uses of strbuf_addf() for adding strings with more lightweight
strbuf_addstr() calls.  This makes the intent clearer and avoids
potential issues with printf format specifiers.

02962d3684 already converted six cases,
this patch covers eleven more.

A semantic patch for Coccinelle is included for easier checking for
new cases that might be introduced in the future.

Signed-off-by: Rene Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-09-15 12:23:38 -07:00
Junio C Hamano
00d27937bf Merge branch 'jh/status-v2-porcelain'
Enhance "git status --porcelain" output by collecting more data on
the state of the index and the working tree files, which may
further be used to teach git-prompt (in contrib/) to make fewer
calls to git.

* jh/status-v2-porcelain:
  status: unit tests for --porcelain=v2
  test-lib-functions.sh: add lf_to_nul helper
  git-status.txt: describe --porcelain=v2 format
  status: print branch info with --porcelain=v2 --branch
  status: print per-file porcelain v2 status data
  status: collect per-file data for --porcelain=v2
  status: support --porcelain[=<version>]
  status: cleanup API to wt_status_print
  status: rename long-format print routines
2016-09-08 21:49:50 -07:00
Jeff Hostetler
d9fc746cd7 status: print branch info with --porcelain=v2 --branch
Expand porcelain v2 output to include branch and tracking
branch information. This includes the commit id, the branch,
the upstream branch, and the ahead and behind counts.

Signed-off-by: Jeff Hostetler <jeffhost@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-08-11 11:15:40 -07:00
Jeff Hostetler
24959bad5d status: print per-file porcelain v2 status data
Print per-file information in porcelain v2 format.

Signed-off-by: Jeff Hostetler <jeffhost@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-08-11 11:15:22 -07:00
Jeff Hostetler
1ecdecce62 status: collect per-file data for --porcelain=v2
Collect extra per-file data for porcelain V2 format.

The output of `git status --porcelain` leaves out many
details about the current status that clients might like
to have.  This can force them to be less efficient as they
may need to launch secondary commands (and try to match
the logic within git) to accumulate this extra information.
For example, a GUI IDE might want the file mode to display
the correct icon for a changed item (without having to stat
it afterwards).

Signed-off-by: Jeff Hostetler <jeffhost@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-08-11 11:14:43 -07:00
Junio C Hamano
1a5f1a3f25 Merge branch 'js/am-3-merge-recursive-direct'
"git am -3" calls "git merge-recursive" when it needs to fall back
to a three-way merge; this call has been turned into an internal
subroutine call instead of spawning a separate subprocess.

* js/am-3-merge-recursive-direct:
  merge-recursive: flush output buffer even when erroring out
  merge_trees(): ensure that the callers release output buffer
  merge-recursive: offer an option to retain the output in 'obuf'
  merge-recursive: write the commit title in one go
  merge-recursive: flush output buffer before printing error messages
  am -3: use merge_recursive() directly again
  merge-recursive: switch to returning errors instead of dying
  merge-recursive: handle return values indicating errors
  merge-recursive: allow write_tree_from_memory() to error out
  merge-recursive: avoid returning a wholesale struct
  merge_recursive: abort properly upon errors
  prepare the builtins for a libified merge_recursive()
  merge-recursive: clarify code in was_tracked()
  die(_("BUG")): avoid translating bug messages
  die("bug"): report bugs consistently
  t5520: verify that `pull --rebase` shows the helpful advice when failing
2016-08-10 12:33:20 -07:00
Jeff Hostetler
be7e795efe status: cleanup API to wt_status_print
Refactor the API between builtin/commit.c and wt-status.[ch].

Hide the details of the various wt_*status_print() routines inside
wt-status.c behind a single (new) wt_status_print() routine.
Eliminate the switch statements from builtin/commit.c.
Allow details of new status formats to be isolated within wt-status.c

Signed-off-by: Jeff Hostetler <jeffhost@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-08-05 15:46:08 -07:00
Jeff Hostetler
957a0fe2e5 status: rename long-format print routines
Rename the various wt_status_print*() routines to be
wt_longstatus_print*() to make it clear that these
routines are only concerned with the normal/long
status output and reduce developer confusion as other
status formats are added in the future.

Signed-off-by: Jeff Hostetler <jeffhost@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-08-05 15:45:47 -07:00
Junio C Hamano
5a2f4d3eef Merge branch 'mm/status-suggest-merge-abort'
"git status" learned to suggest "merge --abort" during a conflicted
merge, just like it already suggests "rebase --abort" during a
conflicted rebase.

* mm/status-suggest-merge-abort:
  status: suggest 'git merge --abort' when appropriate
2016-08-03 15:10:26 -07:00
Johannes Schindelin
ef1177d18e die("bug"): report bugs consistently
The vast majority of error messages in Git's source code which report a
bug use the convention to prefix the message with "BUG:".

As part of cleaning up merge-recursive to stop die()ing except in case of
detected bugs, let's just make the remainder of the bug reports consistent
with the de facto rule.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-07-26 11:13:44 -07:00
Junio C Hamano
b4e8a847ba Merge branch 'rs/use-strbuf-addbuf'
Code cleanup.

* rs/use-strbuf-addbuf:
  strbuf: avoid calling strbuf_grow() twice in strbuf_addbuf()
  use strbuf_addbuf() for appending a strbuf to another
2016-07-25 14:13:47 -07:00
Matthieu Moy
b0a61ab23c status: suggest 'git merge --abort' when appropriate
We already suggest 'git rebase --abort' during a conflicted rebase.
Similarly, suggest 'git merge --abort' during conflict resolution on
'git merge'.

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-07-22 10:20:27 -07:00
Junio C Hamano
a63d31b4d3 Merge branch 'bc/cocci'
Conversion from unsigned char sha1[20] to struct object_id
continues.

* bc/cocci:
  diff: convert prep_temp_blob() to struct object_id
  merge-recursive: convert merge_recursive_generic() to object_id
  merge-recursive: convert leaf functions to use struct object_id
  merge-recursive: convert struct merge_file_info to object_id
  merge-recursive: convert struct stage_data to use object_id
  diff: rename struct diff_filespec's sha1_valid member
  diff: convert struct diff_filespec to struct object_id
  coccinelle: apply object_id Coccinelle transformations
  coccinelle: convert hashcpy() with null_sha1 to hashclr()
  contrib/coccinelle: add basic Coccinelle transforms
  hex: add oid_to_hex_r()
2016-07-19 13:22:16 -07:00
René Scharfe
8109984d61 use strbuf_addbuf() for appending a strbuf to another
Use strbuf_addbuf() where possible; it's shorter and more efficient.

Signed-off-by: Rene Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-07-19 11:48:35 -07:00
Junio C Hamano
2703572b3a Merge branch 'va/i18n-even-more'
More markings of messages for i18n, with updates to various tests
to pass GETTEXT_POISON tests.

One patch from the original submission dropped due to conflicts
with jk/upload-pack-hook, which is still in flux.

* va/i18n-even-more: (38 commits)
  t5541: become resilient to GETTEXT_POISON
  i18n: branch: mark comment when editing branch description for translation
  i18n: unmark die messages for translation
  i18n: submodule: escape shell variables inside eval_gettext
  i18n: submodule: join strings marked for translation
  i18n: init-db: join message pieces
  i18n: remote: allow translations to reorder message
  i18n: remote: mark URL fallback text for translation
  i18n: standardise messages
  i18n: sequencer: add period to error message
  i18n: merge: change command option help to lowercase
  i18n: merge: mark messages for translation
  i18n: notes: mark options for translation
  i18n: notes: mark strings for translation
  i18n: transport-helper.c: change N_() call to _()
  i18n: bisect: mark strings for translation
  t5523: use test_i18ngrep for negation
  t4153: fix negated test_i18ngrep call
  t9003: become resilient to GETTEXT_POISON
  tests: unpack-trees: update to use test_i18n* functions
  ...
2016-07-13 11:24:10 -07:00
brian m. carlson
a0d12c4433 diff: convert struct diff_filespec to struct object_id
Convert struct diff_filespec's sha1 member to use a struct object_id
called "oid" instead.  The following Coccinelle semantic patch was used
to implement this, followed by the transformations in object_id.cocci:

@@
struct diff_filespec o;
@@
- o.sha1
+ o.oid.hash

@@
struct diff_filespec *p;
@@
- p->sha1
+ p->oid.hash

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-06-28 11:39:02 -07:00
Vasco Almeida
f813fb41fc i18n: unmark die messages for translation
These messages are relevant for the programmer only, not for the end
user.  Thus, they can be unmarked for translation, saving translator
some work.

Signed-off-by: Vasco Almeida <vascomalmeida@sapo.pt>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-06-17 15:46:10 -07:00
Lars Vogel
2a0e6cdeda Use "working tree" instead of "working directory" for git status
Working directory can be easily confused with the current directory.
In one of my patches I already updated the usage of working directory
with working tree for the man page but I noticed that git status also
uses this incorrect term.

Signed-off-by: Lars Vogel <Lars.Vogel@vogella.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-06-09 12:21:52 -07:00
Junio C Hamano
352d72a30e Merge branch 'nd/worktree-various-heads'
The experimental "multiple worktree" feature gains more safety to
forbid operations on a branch that is checked out or being actively
worked on elsewhere, by noticing that e.g. it is being rebased.

* nd/worktree-various-heads:
  branch: do not rename a branch under bisect or rebase
  worktree.c: check whether branch is bisected in another worktree
  wt-status.c: split bisect detection out of wt_status_get_state()
  worktree.c: check whether branch is rebased in another worktree
  worktree.c: avoid referencing to worktrees[i] multiple times
  wt-status.c: make wt_status_check_rebase() work on any worktree
  wt-status.c: split rebase detection out of wt_status_get_state()
  path.c: refactor and add worktree_git_path()
  worktree.c: mark current worktree
  worktree.c: make find_shared_symref() return struct worktree *
  worktree.c: store "id" instead of "git_dir"
  path.c: add git_common_path() and strbuf_git_common_path()
  dir.c: rename str(n)cmp_icase to fspath(n)cmp
2016-05-23 14:54:29 -07:00
Junio C Hamano
9ce2824e4b Merge branch 'ss/commit-dry-run-resolve-merge-to-no-op'
"git commit --dry-run" reported "No, no, you cannot commit." in one
case where "git commit" would have allowed you to commit, and this
improves it a little bit ("git commit --dry-run --short" still does
not give you the correct answer, for example).  This is a stop-gap
measure in that "commit --short --dry-run" still gives an incorrect
result.

* ss/commit-dry-run-resolve-merge-to-no-op:
  wt-status.c: set commitable bit if there is a meaningful merge.
2016-05-23 14:54:28 -07:00
Nguyễn Thái Ngọc Duy
f5d067a2b2 wt-status.c: split bisect detection out of wt_status_get_state()
And make it work with any given worktree, in preparation for (again)
find_shared_symref(). read_and_strip_branch() is deleted because it's
no longer used.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-04-22 14:09:39 -07:00
Nguyễn Thái Ngọc Duy
81eff27b0f wt-status.c: make wt_status_check_rebase() work on any worktree
This is a preparation step for find_shared_symref() to detect if any
worktree is being rebased.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-04-22 14:09:38 -07:00
Nguyễn Thái Ngọc Duy
bcd522a149 wt-status.c: split rebase detection out of wt_status_get_state()
worktree.c:find_shared_symref() later needs to know if a branch is being
rebased, and only rebase, no cherry-pick, do detached branch... Split
this code so it can be used independently from other in-progress tests.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-04-22 14:09:38 -07:00
Junio C Hamano
fc452aeac2 Merge branch 'sb/misc-cleanups'
Assorted minor clean-ups.

* sb/misc-cleanups:
  credential-cache, send_request: close fd when done
  bundle: don't leak an fd in case of early return
  abbrev_sha1_in_line: don't leak memory
  notes: don't leak memory in git_config_get_notes_strategy
2016-04-13 14:12:34 -07:00
Stefan Beller
6eb6078bf5 abbrev_sha1_in_line: don't leak memory
`split` is of type `struct strbuf **`, and currently we are leaking split
itself as well as each element in split[i]. We have a dedicated free
function for `struct strbuf **`, which takes care of freeing all
related memory.

Helped-by: Eric Sunshine <sunshine@sunshineco.com>
Signed-off-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-04-01 10:32:43 -07:00
Junio C Hamano
db6696f653 Merge branch 'mg/wt-status-mismarked-i18n'
* mg/wt-status-mismarked-i18n:
  wt-status: allow "ahead " to be picked up by l10n
2016-03-14 10:46:17 -07:00
Michael J Gruber
df227241dd wt-status: allow "ahead " to be picked up by l10n
The extra pair of parentheses keeps the l10n engine from picking up the
string. Remove them so that "ahead " ends up in git.pot.

Signed-off-by: Michael J Gruber <git@drmicha.warpmail.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-03-14 10:45:04 -07:00
Stephen P. Smith
8dc874b2ee wt-status.c: set commitable bit if there is a meaningful merge.
The 'commit --dry-run' and 'commit' return values differed if a
conflicted merge had been resolved and the resulting commit would
record the same tree as the parent.

Update show_merge_in_progress to set the commitable bit if conflicts
have been resolved and a merge is in progress.

Signed-off-by: Stephen P. Smith <ischis2@cox.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-02-17 08:53:11 -08:00
Junio C Hamano
8f309aeb82 strbuf: introduce strbuf_getline_{lf,nul}()
The strbuf_getline() interface allows a byte other than LF or NUL as
the line terminator, but this is only because I wrote these
codepaths anticipating that there might be a value other than NUL
and LF that could be useful when I introduced line_termination long
time ago.  No useful caller that uses other value has emerged.

By now, it is clear that the interface is overly broad without a
good reason.  Many codepaths have hardcoded preference to read
either LF terminated or NUL terminated records from their input, and
then call strbuf_getline() with LF or NUL as the third parameter.

This step introduces two thin wrappers around strbuf_getline(),
namely, strbuf_getline_lf() and strbuf_getline_nul(), and
mechanically rewrites these call sites to call either one of
them.  The changes contained in this patch are:

 * introduction of these two functions in strbuf.[ch]

 * mechanical conversion of all callers to strbuf_getline() with
   either '\n' or '\0' as the third parameter to instead call the
   respective thin wrapper.

After this step, output from "git grep 'strbuf_getline('" would
become a lot smaller.  An interim goal of this series is to make
this an empty set, so that we can have strbuf_getline_crlf() take
over the shorter name strbuf_getline().

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-01-15 10:12:51 -08:00
Junio C Hamano
844a9ce472 Merge branch 'bc/object-id'
More transition from "unsigned char[40]" to "struct object_id".

This needed a few merge fixups, but is mostly disentangled from other
topics.

* bc/object-id:
  remote: convert functions to struct object_id
  Remove get_object_hash.
  Convert struct object to object_id
  Add several uses of get_object_hash.
  object: introduce get_object_hash macro.
  ref_newer: convert to use struct object_id
  push_refs_with_export: convert to struct object_id
  get_remote_heads: convert to struct object_id
  parse_fetch: convert to use struct object_id
  add_sought_entry_mem: convert to struct object_id
  Convert struct ref to use object_id.
  sha1_file: introduce has_object_file helper.
2015-12-10 12:36:13 -08:00
René Scharfe
904de44c1c wt-status: correct and simplify check for detached HEAD
If a branch name is longer than four characters then memcmp() reads over
the end of the static string "HEAD".  This causes the following test
failures with AddressSanitizer:

t3203-branch-output.sh                           (Wstat: 256 Tests: 18 Failed: 4)
  Failed tests:  12, 15-17
  Non-zero exit status: 1
t3412-rebase-root.sh                             (Wstat: 256 Tests: 31 Failed: 3)
  Failed tests:  28-29, 31
  Non-zero exit status: 1
t3507-cherry-pick-conflict.sh                    (Wstat: 256 Tests: 31 Failed: 4)
  Failed tests:  14, 29-31
  Non-zero exit status: 1
t3510-cherry-pick-sequence.sh                    (Wstat: 256 Tests: 39 Failed: 14)
  Failed tests:  17, 22-26, 28-30, 34-35, 37-39
  Non-zero exit status: 1
t3420-rebase-autostash.sh                        (Wstat: 256 Tests: 28 Failed: 4)
  Failed tests:  24-27
  Non-zero exit status: 1
t3404-rebase-interactive.sh                      (Wstat: 256 Tests: 91 Failed: 57)
  Failed tests:  17, 19, 21-42, 44, 46-74, 77, 81-82
  Non-zero exit status: 1
t3900-i18n-commit.sh                             (Wstat: 256 Tests: 34 Failed: 1)
  Failed test:  34
  Non-zero exit status: 1
t5407-post-rewrite-hook.sh                       (Wstat: 256 Tests: 14 Failed: 6)
  Failed tests:  9-14
  Non-zero exit status: 1
t7001-mv.sh                                      (Wstat: 256 Tests: 46 Failed: 5)
  Failed tests:  39-43
  Non-zero exit status: 1
t7509-commit.sh                                  (Wstat: 256 Tests: 12 Failed: 2)
  Failed tests:  11-12
  Non-zero exit status: 1
t7512-status-help.sh                             (Wstat: 256 Tests: 39 Failed: 35)
  Failed tests:  5-39
  Non-zero exit status: 1
t6030-bisect-porcelain.sh                        (Wstat: 256 Tests: 70 Failed: 1)
  Failed test:  13
  Non-zero exit status: 1

And if a branch is named "H", "HE", or "HEA" then the current if clause
erroneously considers it as matching "HEAD" because it only compares
up to the end of the branch name.

Fix that by doing the comparison using strcmp() and only after the
branch name is extracted.  This way neither too less nor too many
characters are checked.  While at it call strchrnul() to find the end
of the branch name instead of open-coding it.

Helped-by: Jeff King <peff@peff.net>
Signed-off-by: Rene Scharfe <l.s.r@web.de>
Signed-off-by: Jeff King <peff@peff.net>
2015-11-28 12:30:18 -05:00
brian m. carlson
ed1c9977cb Remove get_object_hash.
Convert all instances of get_object_hash to use an appropriate reference
to the hash member of the oid member of struct object.  This provides no
functional change, as it is essentially a macro substitution.

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Jeff King <peff@peff.net>
2015-11-20 08:02:05 -05:00
brian m. carlson
7999b2cf77 Add several uses of get_object_hash.
Convert most instances where the sha1 member of struct object is
dereferenced to use get_object_hash.  Most instances that are passed to
functions that have versions taking struct object_id, such as
get_sha1_hex/get_oid_hex, or instances that can be trivially converted
to use struct object_id instead, are not converted.

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Jeff King <peff@peff.net>
2015-11-20 08:02:05 -05:00
Junio C Hamano
db43891ce6 Merge branch 'rs/wt-status-detached-branch-fix' into maint
"git status --branch --short" accessed beyond the constant string
"HEAD", which has been corrected.

* rs/wt-status-detached-branch-fix:
  wt-status: use skip_prefix() to get rid of magic string length constants
  wt-status: don't skip a magical number of characters blindly
  wt-status: avoid building bogus branch name with detached HEAD
  wt-status: exit early using goto in wt_shortstatus_print_tracking()
  t7060: add test for status --branch on a detached HEAD
2015-11-05 12:18:15 -08:00
Junio C Hamano
a59d1d8035 Merge branch 'rs/wt-status-detached-branch-fix'
"git status --branch --short" accessed beyond the constant string
"HEAD", which has been corrected.

* rs/wt-status-detached-branch-fix:
  wt-status: use skip_prefix() to get rid of magic string length constants
  wt-status: don't skip a magical number of characters blindly
  wt-status: avoid building bogus branch name with detached HEAD
  wt-status: exit early using goto in wt_shortstatus_print_tracking()
  t7060: add test for status --branch on a detached HEAD
2015-11-03 15:13:08 -08:00
René Scharfe
c72b49dfab wt-status: use skip_prefix() to get rid of magic string length constants
Signed-off-by: Rene Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-11-01 09:58:20 -08:00
René Scharfe
8d8325f8ee wt-status: don't skip a magical number of characters blindly
Use the variable branch_name, which already has "refs/heads/" removed,
instead of blindly advancing in the ->branch string by 11 bytes.  This
is safer and less magical.

Signed-off-by: Rene Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-11-01 09:58:20 -08:00
René Scharfe
baf0a3e47d wt-status: avoid building bogus branch name with detached HEAD
If we're on a detached HEAD then wt_shortstatus_print_tracking() takes
the string "HEAD (no branch)", translates it, skips the first eleven
characters and passes the result to branch_get(), which returns a bogus
result and accesses memory out of bounds in order to produce it.
Somehow stat_tracking_info(), which is passed that result, does the
right thing anyway, i.e. it finds that there is no base.

Avoid the bogus results and memory accesses by checking for HEAD first
and exiting early in that case.  This fixes t7060 with --valgrind.

Signed-off-by: Rene Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-11-01 09:58:20 -08:00
René Scharfe
bcf8cc25ac wt-status: exit early using goto in wt_shortstatus_print_tracking()
Deduplicate printing the line terminator by jumping to the end of the
function.

Signed-off-by: Rene Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-11-01 09:58:20 -08:00
Junio C Hamano
df64186f63 Merge branch 'mm/detach-at-HEAD-reflog' into maint
After "git checkout --detach", "git status" reported a fairly
useless "HEAD detached at HEAD", instead of saying at which exact
commit.

* mm/detach-at-HEAD-reflog:
  status: don't say 'HEAD detached at HEAD'
  t3203: test 'detached at' after checkout --detach
2015-10-16 14:32:44 -07:00
Junio C Hamano
a394b39726 Merge branch 'mm/detach-at-HEAD-reflog'
After "git checkout --detach", "git status" reported a fairly
useless "HEAD detached at HEAD", instead of saying at which exact
commit.

* mm/detach-at-HEAD-reflog:
  status: don't say 'HEAD detached at HEAD'
  t3203: test 'detached at' after checkout --detach
2015-10-15 15:43:42 -07:00
Matthieu Moy
0eb8548f45 status: don't say 'HEAD detached at HEAD'
After using "git checkout --detach", the reflog is left with an entry
like

  checkout: moving from ... to HEAD

This message is parsed to generate the 'HEAD detached at' message in
'git branch' and 'git status', which leads to the not-so-useful message
'HEAD detached at HEAD'.

Instead, when parsing such reflog entry, resolve HEAD to the
corresponding commit in the reflog, so that the message becomes 'HEAD
detached at $sha1'.

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-10-02 11:29:46 -07:00
Junio C Hamano
dc4e7b0244 Merge branch 'sg/wt-status-header-inclusion' into maint
* sg/wt-status-header-inclusion:
  wt-status: move #include "pathspec.h" to the header
2015-09-03 19:17:57 -07:00
Junio C Hamano
6525496172 Merge branch 'sg/wt-status-header-inclusion'
* sg/wt-status-header-inclusion:
  wt-status: move #include "pathspec.h" to the header
2015-08-26 15:45:38 -07:00
SZEDER Gábor
7aa9b9ba02 wt-status: move #include "pathspec.h" to the header
The declaration of 'struct wt_status' requires the declararion of 'struct
pathspec'.

Signed-off-by: SZEDER Gábor <szeder@ira.uka.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-08-21 14:49:27 -07:00
Jeff King
f932729cc7 memoize common git-path "constant" files
One of the most common uses of git_path() is to pass a
constant, like git_path("MERGE_MSG"). This has two
drawbacks:

  1. The return value is a static buffer, and the lifetime
     is dependent on other calls to git_path, etc.

  2. There's no compile-time checking of the pathname. This
     is OK for a one-off (after all, we have to spell it
     correctly at least once), but many of these constant
     strings appear throughout the code.

This patch introduces a series of functions to "memoize"
these strings, which are essentially globals for the
lifetime of the program. We compute the value once, take
ownership of the buffer, and return the cached value for
subsequent calls.  cache.h provides a helper macro for
defining these functions as one-liners, and defines a few
common ones for global use.

Using a macro is a little bit gross, but it does nicely
document the purpose of the functions. If we need to touch
them all later (e.g., because we learned how to change the
git_dir variable at runtime, and need to invalidate all of
the stored values), it will be much easier to have the
complete list.

Note that the shared-global functions have separate, manual
declarations. We could do something clever with the macros
(e.g., expand it to a declaration in some places, and a
declaration _and_ a definition in path.c). But there aren't
that many, and it's probably better to stay away from
too-magical macros.

Likewise, if we abandon the C preprocessor in favor of
generating these with a script, we could get much fancier.
E.g., normalizing "FOO/BAR-BAZ" into "git_path_foo_bar_baz".
But the small amount of saved typing is probably not worth
the resulting confusion to readers who want to grep for the
function's definition.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-08-10 15:37:14 -07:00
Junio C Hamano
178d2c7a7f Merge branch 'gp/status-rebase-i-info'
Teach "git status" to show a more detailed information regarding
the "rebase -i" session in progress.

* gp/status-rebase-i-info:
  status: add new tests for status during rebase -i
  status: give more information during rebase -i
  status: differentiate interactive from non-interactive rebases
  status: factor two rebase-related messages together
2015-08-03 11:01:20 -07:00
Junio C Hamano
a94594dcf7 Merge branch 'sg/commit-cleanup-scissors' into maint
"git commit --cleanup=scissors" was not careful enough to protect
against getting fooled by a line that looked like scissors.

* sg/commit-cleanup-scissors:
  commit: cope with scissors lines in commit message
2015-08-03 10:41:30 -07:00
Guillaume Pagès
84e6fb9da9 status: give more information during rebase -i
git status gives more information during rebase -i, about the list of
command that are done during the rebase. It displays the two last
commands executed and the two next lines to be executed. It also gives
hints to find the whole files in .git directory.

Signed-off-by: Guillaume Pagès <guillaume.pages@ensimag.grenoble-inp.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-07-06 16:02:50 -07:00