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Author SHA1 Message Date
Junio C Hamano 8e62a85352 Merge branch 'ds/gender-neutral-doc'
Update the documentation not to assume users are of certain gender
and adds to guidelines to do so.

* ds/gender-neutral-doc:
  *: fix typos
  comments: avoid using the gender of our users
  doc: avoid using the gender of other people
2021-07-16 17:42:53 -07:00
Ævar Arnfjörð Bjarmason ce93a4c612 dir.[ch]: replace dir_init() with DIR_INIT
Remove the dir_init() function and replace it with a DIR_INIT
macro. In many cases in the codebase we need to initialize things with
a function for good reasons, e.g. needing to call another function on
initialization. The "dir_init()" function was not one such case, and
could trivially be replaced with a more idiomatic macro initialization
pattern.

The only place where we made use of its use of memset() was in
dir_clear() itself, which resets the contents of an an existing struct
pointer. Let's use the new "memcpy() a 'blank' struct on the stack"
idiom to do that reset.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-07-01 12:32:22 -07:00
Felipe Contreras 0e20b229ee comments: avoid using the gender of our users
We generally avoid specifying the gender of our users in order to be
more inclusive, but sometimes a few slip by due to habit.

Since by doing a little bit of rewording we can avoid this irrelevant
detail, let's do so.

Inspired-by: Derrick Stolee <dstolee@microsoft.com>
Helped-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
Signed-off-by: Derrick Stolee <dstolee@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-06-16 11:25:11 +09:00
Junio C Hamano aaa3c8065d Merge branch 'bc/hash-transition-interop-part-1'
SHA-256 transition.

* bc/hash-transition-interop-part-1:
  hex: print objects using the hash algorithm member
  hex: default to the_hash_algo on zero algorithm value
  builtin/pack-objects: avoid using struct object_id for pack hash
  commit-graph: don't store file hashes as struct object_id
  builtin/show-index: set the algorithm for object IDs
  hash: provide per-algorithm null OIDs
  hash: set, copy, and use algo field in struct object_id
  builtin/pack-redundant: avoid casting buffers to struct object_id
  Use the final_oid_fn to finalize hashing of object IDs
  hash: add a function to finalize object IDs
  http-push: set algorithm when reading object ID
  Always use oidread to read into struct object_id
  hash: add an algo member to struct object_id
2021-05-10 16:59:46 +09:00
Junio C Hamano 936e58851a Merge branch 'ah/plugleaks'
Plug various leans reported by LSAN.

* ah/plugleaks:
  builtin/rm: avoid leaking pathspec and seen
  builtin/rebase: release git_format_patch_opt too
  builtin/for-each-ref: free filter and UNLEAK sorting.
  mailinfo: also free strbuf lists when clearing mailinfo
  builtin/checkout: clear pending objects after diffing
  builtin/check-ignore: clear_pathspec before returning
  builtin/bugreport: don't leak prefixed filename
  branch: FREE_AND_NULL instead of NULL'ing real_ref
  bloom: clear each bloom_key after use
  ls-files: free max_prefix when done
  wt-status: fix multiple small leaks
  revision: free remainder of old commit list in limit_list
2021-05-07 12:47:41 +09:00
Andrzej Hunt 5493ce7af9 wt-status: fix multiple small leaks
rev.prune_data is populated (in multiple functions) via copy_pathspec,
and therefore needs to be cleared after running the diff in those
functions.

rev(_info).pending is populated indirectly via setup_revisions, and also
needs to be cleared once diffing is done.

These leaks were found while running t0008 or t0021. The rev.prune_data
leaks are small (80B) but noisy, hence I won't bother including their
logs - the rev.pending leaks are bigger, and can happen early in the
course of other commands, and therefore possibly more valuable to fix -
see example log from a rebase below:

Direct leak of 2048 byte(s) in 1 object(s) allocated from:
    #0 0x49ab79 in realloc ../projects/compiler-rt/lib/asan/asan_malloc_linux.cpp:164:3
    #1 0x9ac2a6 in xrealloc wrapper.c:126:8
    #2 0x83da03 in add_object_array_with_path object.c:337:3
    #3 0x8f5d8a in add_pending_object_with_path revision.c:329:2
    #4 0x8ea50b in add_pending_object_with_mode revision.c:336:2
    #5 0x8ea4fd in add_pending_object revision.c:342:2
    #6 0x8ea610 in add_head_to_pending revision.c:354:2
    #7 0x9b55f5 in has_uncommitted_changes wt-status.c:2474:2
    #8 0x9b58c4 in require_clean_work_tree wt-status.c:2553:6
    #9 0x606bcc in cmd_rebase builtin/rebase.c:1970:6
    #10 0x4cd91d in run_builtin git.c:467:11
    #11 0x4cb5f3 in handle_builtin git.c:719:3
    #12 0x4ccf47 in run_argv git.c:808:4
    #13 0x4caf49 in cmd_main git.c:939:19
    #14 0x69dc0e in main common-main.c:52:11
    #15 0x7f2d18909349 in __libc_start_main (/lib64/libc.so.6+0x24349)

Indirect leak of 5 byte(s) in 1 object(s) allocated from:
    #0 0x486834 in strdup ../projects/compiler-rt/lib/asan/asan_interceptors.cpp:452:3
    #1 0x9ac048 in xstrdup wrapper.c:29:14
    #2 0x83da8d in add_object_array_with_path object.c:349:17
    #3 0x8f5d8a in add_pending_object_with_path revision.c:329:2
    #4 0x8ea50b in add_pending_object_with_mode revision.c:336:2
    #5 0x8ea4fd in add_pending_object revision.c:342:2
    #6 0x8ea610 in add_head_to_pending revision.c:354:2
    #7 0x9b55f5 in has_uncommitted_changes wt-status.c:2474:2
    #8 0x9b58c4 in require_clean_work_tree wt-status.c:2553:6
    #9 0x606bcc in cmd_rebase builtin/rebase.c:1970:6
    #10 0x4cd91d in run_builtin git.c:467:11
    #11 0x4cb5f3 in handle_builtin git.c:719:3
    #12 0x4ccf47 in run_argv git.c:808:4
    #13 0x4caf49 in cmd_main git.c:939:19
    #14 0x69dc0e in main common-main.c:52:11
    #15 0x7f2d18909349 in __libc_start_main (/lib64/libc.so.6+0x24349)

SUMMARY: AddressSanitizer: 2053 byte(s) leaked in 2 allocation(s).

Signed-off-by: Andrzej Hunt <ajrhunt@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-04-28 09:25:44 +09:00
brian m. carlson 14228447c9 hash: provide per-algorithm null OIDs
Up until recently, object IDs did not have an algorithm member, only a
hash.  Consequently, it was possible to share one null (all-zeros)
object ID among all hash algorithms.  Now that we're going to be
handling objects from multiple hash algorithms, it's important to make
sure that all object IDs have a correct algorithm field.

Introduce a per-algorithm null OID, and add it to struct hash_algo.
Introduce a wrapper function as well, and use it everywhere we used to
use the null_oid constant.

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-04-27 16:31:39 +09:00
René Scharfe ca56dadb4b use CALLOC_ARRAY
Add and apply a semantic patch for converting code that open-codes
CALLOC_ARRAY to use it instead.  It shortens the code and infers the
element size automatically.

Signed-off-by: René Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-03-13 16:00:09 -08:00
Junio C Hamano 0806279428 Merge branch 'sj/untracked-files-in-submodule-directory-is-not-dirty'
"git diff" showed a submodule working tree with untracked cruft as
"Submodule commit <objectname>-dirty", but a natural expectation is
that the "-dirty" indicator would align with "git describe --dirty",
which does not consider having untracked files in the working tree
as source of dirtiness.  The inconsistency has been fixed.

* sj/untracked-files-in-submodule-directory-is-not-dirty:
  diff: do not show submodule with untracked files as "-dirty"
2021-01-25 14:19:18 -08:00
Ævar Arnfjörð Bjarmason 2708ce62d2 branch: sort detached HEAD based on a flag
Change the ref-filter sorting of detached HEAD to check the
FILTER_REFS_DETACHED_HEAD flag, instead of relying on the ref
description filled-in by get_head_description() to start with "(",
which in turn we expect to ASCII-sort before any other reference.

For context, we'd like the detached line to appear first at the start
of "git branch -l", e.g.:

    $ git branch -l
    * (HEAD detached at <hash>)
      master

This doesn't change that, but improves on a fix made in
28438e84e0 (ref-filter: sort detached HEAD lines firstly, 2019-06-18)
and gives the Chinese translation the ability to use its preferred
punctuation marks again.

In Chinese the fullwidth versions of punctuation like "()" are
typically written as (U+FF08 fullwidth left parenthesis), (U+FF09
fullwidth right parenthesis) instead[1]. This form is used in both
po/zh_{CN,TW}.po in most cases where "()" is translated in a string.

Aside from that improvement to the Chinese translation, it also just
makes for cleaner code that we mark any special cases in the ref_array
we're sorting with flags and make the sort function aware of them,
instead of piggy-backing on the general-case of strcmp() doing the
right thing.

As seen in the amended tests this made reverse sorting a bit more
consistent. Before this we'd sometimes sort this message in the
middle, now it's consistently at the beginning or end, depending on
whether we're doing a normal or reverse sort. Having it at the end
doesn't make much sense either, but at least it behaves consistently
now. A follow-up commit will make this behavior under reverse sorting
even better.

I'm removing the "TRANSLATORS" comments that were in the old code
while I'm at it. Those were added in d4919bb288 (ref-filter: move
get_head_description() from branch.c, 2017-01-10). I think it's
obvious from context, string and translation memory in typical
translation tools that these are the same or similar string.

1. https://en.wikipedia.org/wiki/Chinese_punctuation#Marks_similar_to_European_punctuation

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-01-07 15:13:21 -08:00
Sangeeta Jain 8ef9312464 diff: do not show submodule with untracked files as "-dirty"
Git diff reports a submodule directory as -dirty even when there are
only untracked files in the submodule directory. This is inconsistent
with what `git describe --dirty` says when run in the submodule
directory in that state.

Make `--ignore-submodules=untracked` the default for `git diff` when
there is no configuration variable or command line option, so that the
command would not give '-dirty' suffix to a submodule whose working
tree has untracked files, to make it consistent with `git
describe --dirty` that is run in the submodule working tree.

And also make `--ignore-submodules=none` the default for `git status`
so that the user doesn't end up deleting a submodule that has
uncommitted (untracked) files.

Signed-off-by: Sangeeta Jain <sangunb09@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-12-08 14:27:35 -08:00
Junio C Hamano 07601b5b36 Merge branch 'ma/worktree-cleanups'
Code clean-up.

* ma/worktree-cleanups:
  worktree: use skip_prefix to parse target
  worktree: rename copy-pasted variable
  worktree: update renamed variable in comment
  worktree: inline `worktree_ref()` into its only caller
  wt-status: introduce wt_status_state_free_buffers()
  wt-status: print to s->fp, not stdout
  wt-status: replace sha1 mentions with oid
2020-10-05 14:01:52 -07:00
Martin Ågren 962dd7ebc3 wt-status: introduce wt_status_state_free_buffers()
When we have a `struct wt_status_state`, we manually free its `branch`,
`onto` and `detached_from`, or sometimes just one or two of them.
Provide a function `wt_status_state_free_buffers()` which does the
freeing.

The callers are still aware of these fields, e.g., they check whether
`branch` was populated or not. But this way, they don't need to know
about *all* of them, and if `struct wt_status_state` gets more fields,
they will not need to learn to free them.

Users of `struct wt_status` (which contains a `wt_status_state`) already
have `wt_status_collect_free_buffers()` (corresponding to
`wt_status_collect()`) which we can also teach to use this new helper.

Finally, note that we're currently leaving dangling pointers behind.
Some callers work on a stack-allocated struct, where this is obviously
ok. But for the users of `run_status()` in builtin/commit.c, there are
ample opportunities for someone to mistakenly use those dangling
pointers. We seem to be ok for now, but it's a use-after-free waiting to
happen. Let's leave NULL-pointers behind instead.

Signed-off-by: Martin Ågren <martin.agren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-09-27 14:21:47 -07:00
Martin Ågren 8f7e3de097 wt-status: print to s->fp, not stdout
We pass around a `FILE *` in the `struct wt_status` and almost always
print to it. But in a few places, we write to `stdout` instead, either
explicitly through `fprintf(stdout, ...)` or implicitly with
`printf(...)` (and a few `putchar(...)`).

Always be explicit about writing to `s->fp`. To the best of my
understanding, this never mattered in practice because these spots are
involved in various forms of `git status` which always end up at
standard output anyway. When we do write to another file, it's because
we're creating a commit message template, and these code paths aren't
involved.

But let's be consistent to help future readers and avoid future bugs.

Signed-off-by: Martin Ågren <martin.agren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-09-27 14:21:47 -07:00
Martin Ågren b1f1ade87b wt-status: replace sha1 mentions with oid
`abbrev_sha1_in_line()` uses a `struct object_id oid` and should be
fully prepared to handle non-SHA1 object ids. Rename it to
`abbrev_oid_in_line()`.

A few comments in `wt_status_get_detached_from()` mention "sha1". The
variable they refer to was renamed in e86ab2c1cd ("wt-status: convert to
struct object_id", 2017-02-21). Update the comments to reference "oid"
instead.

Signed-off-by: Martin Ågren <martin.agren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-09-27 14:21:47 -07:00
Junio C Hamano 9d4e7ec4d9 Merge branch 'jc/quote-path-cleanup'
"git status --short" quoted a path with SP in it when tracked, but
not those that are untracked, ignored or unmerged.  They are all
shown quoted consistently.

* jc/quote-path-cleanup:
  quote: turn 'nodq' parameter into a set of flags
  quote: rename misnamed sq_lookup[] to cq_lookup[]
  wt-status: consistently quote paths in "status --short" output
  quote_path: code clarification
  quote_path: optionally allow quoting a path with SP in it
  quote_path: give flags parameter to quote_path()
  quote_path: rename quote_path_relative() to quote_path()
2020-09-18 17:58:04 -07:00
Junio C Hamano a361dd3f79 wt-status: consistently quote paths in "status --short" output
Tracked paths with SP in them were cquoted in "git status --short"
output, but untracked, ignored, and unmerged paths weren't.

The test was stolen from a patch to fix output for the 'untracked'
paths by brian m. carlson, with similar tests added for 'ignored'
ones.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-09-10 13:07:24 -07:00
Junio C Hamano f3fc4a1b86 quote_path: optionally allow quoting a path with SP in it
Some code in wt-status.c special case a path with SP in it, which
usually does not have to be c-quoted, and ensure that such a path
does get quoted.  Move the logic to quote_path() and give it a bit
in the flags word, QUOTE_PATH_QUOTE_SP.

No behaviour change intended.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-09-10 10:49:20 -07:00
Junio C Hamano 88910c9939 quote_path: give flags parameter to quote_path()
The quote_path() function computes a path (relative to its base
directory) and c-quotes the result if necessary.  Teach it to take a
flags parameter to allow its behaviour to be enriched later.

No behaviour change intended.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-09-10 10:49:19 -07:00
Junio C Hamano c34d24b8a4 quote_path: rename quote_path_relative() to quote_path()
There is no quote_path_absolute() or anything that causes confusion,
and one of the two large consumers already rename the long name
locally with a preprocessor macro.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-09-10 10:49:17 -07:00
Junio C Hamano 0df670bc0b Merge branch 'jt/interpret-branch-name-fallback'
"git status" has trouble showing where it came from by interpreting
reflog entries that recordcertain events, e.g. "checkout @{u}", and
gives a hard/fatal error.  Even though it inherently is impossible
to give a correct answer because the reflog entries lose some
information (e.g. "@{u}" does not record what branch the user was
on hence which branch 'the upstream' needs to be computed, and even
if the record were available, the relationship between branches may
have changed), at least hide the error to allow "status" show its
output.

* jt/interpret-branch-name-fallback:
  wt-status: tolerate dangling marks
  refs: move dwim_ref() to header file
  sha1-name: replace unsigned int with option struct
2020-09-09 13:53:09 -07:00
Jonathan Tan f24c30e0b6 wt-status: tolerate dangling marks
When a user checks out the upstream branch of HEAD, the upstream branch
not being a local branch, and then runs "git status", like this:

  git clone $URL client
  cd client
  git checkout @{u}
  git status

no status is printed, but instead an error message:

  fatal: HEAD does not point to a branch

(This error message when running "git branch" persists even after
checking out other things - it only stops after checking out a branch.)

This is because "git status" reads the reflog when determining the "HEAD
detached" message, and thus attempts to DWIM "@{u}", but that doesn't
work because HEAD no longer points to a branch.

Therefore, when calculating the status of a worktree, tolerate dangling
marks. This is done by adding an additional parameter to
dwim_ref() and repo_dwim_ref().

Signed-off-by: Jonathan Tan <jonathantanmy@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-09-02 14:39:25 -07:00
Junio C Hamano e699684cf6 Merge branch 'hn/refs-pseudorefs'
Accesses to two pseudorefs have been updated to properly use ref
API.

* hn/refs-pseudorefs:
  sequencer: treat REVERT_HEAD as a pseudo ref
  builtin/commit: suggest update-ref for pseudoref removal
  sequencer: treat CHERRY_PICK_HEAD as a pseudo ref
  refs: make refs_ref_exists public
2020-08-31 15:49:48 -07:00
Han-Wen Nienhuys b8825ef233 sequencer: treat REVERT_HEAD as a pseudo ref
Signed-off-by: Han-Wen Nienhuys <hanwen@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-08-21 11:20:11 -07:00
Han-Wen Nienhuys c8e4159efd sequencer: treat CHERRY_PICK_HEAD as a pseudo ref
Check for existence and delete CHERRY_PICK_HEAD through ref functions.
This will help cherry-pick work with alternate ref storage backends.

Signed-off-by: Han-Wen Nienhuys <hanwen@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-08-21 11:20:10 -07:00
Elijah Newren eceba53214 dir: fix problematic API to avoid memory leaks
The dir structure seemed to have a number of leaks and problems around
it.  First I noticed that parent_hashmap and recursive_hashmap were
being leaked (though Peff noticed and submitted fixes before me).  Then
I noticed in the previous commit that clear_directory() was only taking
responsibility for a subset of fields within dir_struct, despite the
fact that entries[] and ignored[] we allocated internally to dir.c.
That, of course, resulted in many callers either leaking or haphazardly
trying to free these arrays and their contents.

Digging further, I found that despite the pretty clear documentation
near the top of dir.h that folks were supposed to call clear_directory()
when the user no longer needed the dir_struct, there were four callers
that didn't bother doing that at all.  However, two of them clearly
thought about leaks since they had an UNLEAK(dir) directive, which to me
suggests that the method to free the data was too unclear.  I suspect
the non-obviousness of the API and its holes led folks to avoid it,
which then snowballed into further problems with the entries[],
ignored[], parent_hashmap, and recursive_hashmap problems.

Rename clear_directory() to dir_clear() to be more in line with other
data structures in git, and introduce a dir_init() to handle the
suggested memsetting of dir_struct to all zeroes.  I hope that a name
like "dir_clear()" is more clear, and that the presence of dir_init()
will provide a hint to those looking at the code that they need to look
for either a dir_clear() or a dir_free() and lead them to find
dir_clear().

Signed-off-by: Elijah Newren <newren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-08-18 17:17:31 -07:00
Elijah Newren dad4f23ce5 dir: make clear_directory() free all relevant memory
The calling convention for the dir API is supposed to end with a call to
clear_directory() to free up no longer needed memory.  However,
clear_directory() didn't free dir->entries or dir->ignored.  I believe
this was an oversight, but a number of callers noticed memory leaks and
started free'ing these.  Unfortunately, they did so somewhat haphazardly
(sometimes freeing the entries in the arrays, and sometimes only
free'ing the arrays themselves).  This suggests the callers weren't
trying to make sure any possible memory used might be free'd, but just
the memory they noticed their usecase definitely had allocated.

Fix this mess by moving all the duplicated free'ing logic into
clear_directory().  End by resetting dir to a pristine state so it could
be reused if desired.

Signed-off-by: Elijah Newren <newren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-08-18 17:17:29 -07:00
Junio C Hamano 46b225f153 Merge branch 'jk/strvec'
The argv_array API is useful for not just managing argv but any
"vector" (NULL-terminated array) of strings, and has seen adoption
to a certain degree.  It has been renamed to "strvec" to reduce the
barrier to adoption.

* jk/strvec:
  strvec: rename struct fields
  strvec: drop argv_array compatibility layer
  strvec: update documention to avoid argv_array
  strvec: fix indentation in renamed calls
  strvec: convert remaining callers away from argv_array name
  strvec: convert more callers away from argv_array name
  strvec: convert builtin/ callers away from argv_array name
  quote: rename sq_dequote_to_argv_array to mention strvec
  strvec: rename files from argv-array to strvec
  argv-array: rename to strvec
  argv-array: use size_t for count and alloc
2020-08-10 10:23:57 -07:00
Jeff King f6d8942b1f strvec: fix indentation in renamed calls
Code which split an argv_array call across multiple lines, like:

  argv_array_pushl(&args, "one argument",
                   "another argument", "and more",
		   NULL);

was recently mechanically renamed to use strvec, which results in
mis-matched indentation like:

  strvec_pushl(&args, "one argument",
                   "another argument", "and more",
		   NULL);

Let's fix these up to align the arguments with the opening paren. I did
this manually by sifting through the results of:

  git jump grep 'strvec_.*,$'

and liberally applying my editor's auto-format. Most of the changes are
of the form shown above, though I also normalized a few that had
originally used a single-tab indentation (rather than our usual style of
aligning with the open paren). I also rewrapped a couple of obvious
cases (e.g., where previously too-long lines became short enough to fit
on one), but I wasn't aggressive about it. In cases broken to three or
more lines, the grouping of arguments is sometimes meaningful, and it
wasn't worth my time or reviewer time to ponder each case individually.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-07-28 15:02:18 -07:00
Jeff King c972bf4cf5 strvec: convert remaining callers away from argv_array name
We eventually want to drop the argv_array name and just use strvec
consistently. There's no particular reason we have to do it all at once,
or care about interactions between converted and unconverted bits.
Because of our preprocessor compat layer, the names are interchangeable
to the compiler (so even a definition and declaration using different
names is OK).

This patch converts all of the remaining files, as the resulting diff is
reasonably sized.

The conversion was done purely mechanically with:

  git ls-files '*.c' '*.h' |
  xargs perl -i -pe '
    s/ARGV_ARRAY/STRVEC/g;
    s/argv_array/strvec/g;
  '

We'll deal with any indentation/style fallouts separately.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-07-28 15:02:18 -07:00
Jeff King dbbcd44fb4 strvec: rename files from argv-array to strvec
This requires updating #include lines across the code-base, but that's
all fairly mechanical, and was done with:

  git ls-files '*.c' '*.h' |
  xargs perl -i -pe 's/argv-array.h/strvec.h/'

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-07-28 15:02:17 -07:00
Elijah Newren 6d12b533b7 Remove doubled words in various comments
Signed-off-by: Elijah Newren <newren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-07-28 14:28:14 -07:00
Elijah Newren 051df3cfe8 wt-status: show sparse checkout status as well
Some of the early feedback of folks trying out sparse-checkouts at
$dayjob is that sparse checkouts can sometimes be disorienting; users
can forget that they had a sparse-checkout and then wonder where files
went.  Add some output to 'git status' in the form of a simple line that
states:

    You are in a sparse checkout with 35% of files present.

where, obviously, the exact figure changes depending on what percentage
of files from the index do not have the SKIP_WORKTREE bit set.

Signed-off-by: Elijah Newren <newren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-06-18 14:12:28 -07:00
Elijah Newren 95c11ecc73 Fix error-prone fill_directory() API; make it only return matches
Traditionally, the expected calling convention for the dir.c API was:

    fill_directory(&dir, ..., pathspec)
    foreach entry in dir->entries:
        if (dir_path_match(entry, pathspec))
            process_or_display(entry)

This may have made sense once upon a time, because the fill_directory() call
could use cheap checks to avoid doing full pathspec matching, and an external
caller may have wanted to do other post-processing of the results anyway.
However:

    * this structure makes it easy for users of the API to get it wrong

    * this structure actually makes it harder to understand
      fill_directory() and the functions it uses internally.  It has
      tripped me up several times while trying to fix bugs and
      restructure things.

    * relying on post-filtering was already found to produce wrong
      results; pathspec matching had to be added internally for multiple
      cases in order to get the right results (see commits 404ebceda0
      (dir: also check directories for matching pathspecs, 2019-09-17)
      and 89a1f4aaf7 (dir: if our pathspec might match files under a
      dir, recurse into it, 2019-09-17))

    * it's bad for performance: fill_directory() already has to do lots
      of checks and knows the subset of cases where it still needs to do
      more checks.  Forcing external callers to do full pathspec
      matching means they must re-check _every_ path.

So, add the pathspec matching within the fill_directory() internals, and
remove it from external callers.

Signed-off-by: Elijah Newren <newren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-04-01 11:11:31 -07:00
Junio C Hamano 676278f8ea Merge branch 'bc/object-id-part17'
Preparation for SHA-256 upgrade continues.

* bc/object-id-part17: (26 commits)
  midx: switch to using the_hash_algo
  builtin/show-index: replace sha1_to_hex
  rerere: replace sha1_to_hex
  builtin/receive-pack: replace sha1_to_hex
  builtin/index-pack: replace sha1_to_hex
  packfile: replace sha1_to_hex
  wt-status: convert struct wt_status to object_id
  cache: remove null_sha1
  builtin/worktree: switch null_sha1 to null_oid
  builtin/repack: write object IDs of the proper length
  pack-write: use hash_to_hex when writing checksums
  sequencer: convert to use the_hash_algo
  bisect: switch to using the_hash_algo
  sha1-lookup: switch hard-coded constants to the_hash_algo
  config: use the_hash_algo in abbrev comparison
  combine-diff: replace GIT_SHA1_HEXSZ with the_hash_algo
  bundle: switch to use the_hash_algo
  connected: switch GIT_SHA1_HEXSZ to the_hash_algo
  show-index: switch hard-coded constants to the_hash_algo
  blame: remove needless comparison with GIT_SHA1_HEXSZ
  ...
2019-10-11 14:24:46 +09:00
Denton Liu 86ae43da6a status: mention --skip for revert and cherry-pick
When reverting or cherry-picking, one of the options we can pass the
sequencer is `--skip`. However, unlike rebasing, `--skip` is not
mentioned as a possible option in the status message. Mention it so that
users are more aware of their options.

Signed-off-by: Denton Liu <liu.denton@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-08-27 14:47:09 -07:00
brian m. carlson e0cb7cdb89 wt-status: convert struct wt_status to object_id
Change struct wt_status to use struct object_id instead of an array of
unsigned char.

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-08-19 15:04:59 -07:00
Junio C Hamano 7b09842935 Merge branch 'jl/status-reduce-vertical-blank'
Extra blank lines in "git status" output have been reduced.

* jl/status-reduce-vertical-blank:
  status: remove the empty line after hints
2019-07-19 11:30:23 -07:00
Junio C Hamano 34186225b3 Merge branch 'jh/status-aheadbehind'
"git status" can be told a non-standard default value for the
"--[no-]ahead-behind" option with a new configuration variable
status.aheadBehind.

* jh/status-aheadbehind:
  status: ignore status.aheadbehind in porcelain formats
  status: warn when a/b calculation takes too long
  status: add status.aheadbehind setting
2019-07-09 15:25:46 -07:00
Junio C Hamano f496b064fc Merge branch 'nd/switch-and-restore'
Two new commands "git switch" and "git restore" are introduced to
split "checking out a branch to work on advancing its history" and
"checking out paths out of the index and/or a tree-ish to work on
advancing the current history" out of the single "git checkout"
command.

* nd/switch-and-restore: (46 commits)
  completion: disable dwim on "git switch -d"
  switch: allow to switch in the middle of bisect
  t2027: use test_must_be_empty
  Declare both git-switch and git-restore experimental
  help: move git-diff and git-reset to different groups
  doc: promote "git restore"
  user-manual.txt: prefer 'merge --abort' over 'reset --hard'
  completion: support restore
  t: add tests for restore
  restore: support --patch
  restore: replace --force with --ignore-unmerged
  restore: default to --source=HEAD when only --staged is specified
  restore: reject invalid combinations with --staged
  restore: add --worktree and --staged
  checkout: factor out worktree checkout code
  restore: disable overlay mode by default
  restore: make pathspec mandatory
  restore: take tree-ish from --source option instead
  checkout: split part of it to new command 'restore'
  doc: promote "git switch"
  ...
2019-07-09 15:25:44 -07:00
Junio C Hamano 92f66fd43b Merge branch 'md/sort-detached-head-first'
"git branch --list" learned to always output the detached HEAD as
the first item (when the HEAD is detached, of course), regardless
of the locale.

* md/sort-detached-head-first:
  ref-filter: sort detached HEAD lines firstly
2019-07-09 15:25:42 -07:00
Jeff Hostetler 0a53561a62 status: warn when a/b calculation takes too long
The ahead/behind calculation in 'git status' can be slow in some
cases. Users may not realize that there are ways to avoid this
computation, especially if they are not using the information.

Add a warning that appears if this calculation takes more than
two seconds. The warning can be disabled through the new config
setting advice.statusAheadBehind.

Signed-off-by: Jeff Hostetler <jeffhost@microsoft.com>
Signed-off-by: Derrick Stolee <dstolee@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-06-21 09:35:02 -07:00
John Lin b2f5171ecc status: remove the empty line after hints
Before this patch, there is inconsistency between the status
messages with hints and the ones without hints: there is an
empty line between the title and the file list if hints are
presented, but there isn't one if there are no hints.

This patch remove the inconsistency by removing the empty
lines even if hints are presented.

Signed-off-by: John Lin <johnlinp@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-06-21 08:54:05 -07:00
Matthew DeVore 28438e84e0 ref-filter: sort detached HEAD lines firstly
Before this patch, "git branch" would put "(HEAD detached...)" and "(no
branch, rebasing...)" lines before all the other branches *in most
cases* except for when using Chinese-language messages. zh_CN generally
uses a full-width "(" symbol (codepoint FF08) to match the full-width
proportions of Chinese characters, and the translated strings we had did
use them. This meant that the detached HEAD line would appear after all
local refs and even after the remote refs if there were any.

AFAIK, it is sometimes not jarring to see the half-width parenthesis in
"full-width" text as in the CJK languages, for instance when there are
no characters preceding or following the parenthesized text fragment. By
removing the parenthesis from the localizable text, we can share strings
with wt-status.c and remove a cautionary comment to translators.

Remove the ( from the localizable portion of messages so the sorting
happens properly regardless of locale.

Helped-by: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Helped-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Matthew DeVore <matvore@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-06-19 08:24:41 -07:00
Junio C Hamano c0e78f7e46 Merge branch 'jk/unused-params-final-batch'
* jk/unused-params-final-batch:
  verify-commit: simplify parameters to run_gpg_verify()
  show-branch: drop unused parameter from show_independent()
  rev-list: drop unused void pointer from finish_commit()
  remove_all_fetch_refspecs(): drop unused "remote" parameter
  receive-pack: drop unused "commands" from prepare_shallow_update()
  pack-objects: drop unused rev_info parameters
  name-rev: drop unused parameters from is_better_name()
  mktree: drop unused length parameter
  wt-status: drop unused status parameter
  read-cache: drop unused parameter from threaded load
  clone: drop dest parameter from copy_alternates()
  submodule: drop unused prefix parameter from some functions
  builtin: consistently pass cmd_* prefix to parse_options
  cmd_{read,write}_tree: rename "unused" variable that is used
2019-06-13 13:19:34 -07:00
Junio C Hamano e0708c24d5 Merge branch 'js/rebase-i-label-shown-in-status-fix'
"git status" did not know that the "label" instruction in the
todo-list "rebase -i -r" uses should not be shown as a hex object
name.

* js/rebase-i-label-shown-in-status-fix:
  status: fix display of rebase -ir's `label` command
2019-05-19 16:45:33 +09:00
Junio C Hamano b51a0fdc38 Merge branch 'pw/clean-sequencer-state-upon-final-commit'
"git chery-pick" (and "revert" that shares the same runtime engine)
that deals with multiple commits got confused when the final step
gets stopped with a conflict and the user concluded the sequence
with "git commit".  Attempt to fix it by cleaning up the state
files used by these commands in such a situation.

* pw/clean-sequencer-state-upon-final-commit:
  fix cherry-pick/revert status after commit
  commit/reset: try to clean up sequencer state
2019-05-13 23:50:35 +09:00
Johannes Schindelin 225a777af9 status: fix display of rebase -ir's `label` command
The argument of a `label` command does *not* want to be turned into an
abbreviated SHA-1.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-05-13 15:38:21 +09:00
Jeff King 13a178129f wt-status: drop unused status parameter
The v2_fix_up_changed() function doesn't actually need to see the
wt_status struct. It's possible that could change in the future, but
this is a static-local function with one caller. It would be easy to
read-add it back then. Let's drop the unused parameter.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-05-13 14:22:54 +09:00
Junio C Hamano f560a4d159 Merge branch 'dr/ref-filter-push-track-fix'
%(push:track) token used in the --format option to "git
for-each-ref" and friends was not showing the right branch, which
has been fixed.

* dr/ref-filter-push-track-fix:
  ref-filter: use correct branch for %(push:track)
2019-05-09 00:37:26 +09:00