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The for-each-ref family of commands invoke parsers immediately when
it sees each --sort=<atom> option, and die before even seeing the
other options on the command line when the <atom> is unrecognised.
Instead, accumulate them in a string list, and have them parsed into
a ref_sorting structure after the command line parsing is done. As
a consequence, "git branch --sort=bogus -h" used to fail to give the
brief help, which arguably may have been a feature, now does so,
which is more consistent with how other options work.
The patch is smaller than the actual extent of the "damage" to the
codebase, thanks to the fact that the original code consistently
used OPT_REF_SORT() macro to handle command line options. We only
needed to replace the variable used for the list, and implementation
of the callback function used in the macro.
The old rule was for the users of the API to:
- Declare ref_sorting and ref_sorting_tail variables;
- OPT_REF_SORT() macro will instantiate ref_sorting instance (which
may barf and die) and append it to the tail;
- Append to the tail each ref_sorting read from the configuration
by parsing in the config callback (which may barf and die);
- See if ref_sorting is null and use ref_sorting_default() instead.
Now the rule is not all that different but is simpler:
- Declare ref_sorting_options string list.
- OPT_REF_SORT() macro will append it to the string list;
- Append to the string list the sort key read from the
configuration;
- call ref_sorting_options() to turn the string list to ref_sorting
structure (which also deals with the default value).
As side effects, this change also cleans up a few issues:
- 95be717c (parse_opt_ref_sorting: always use with NONEG flag,
2019-03-20) muses that "git for-each-ref --no-sort" should simply
clear the sort keys accumulated so far; it now does.
- The implementation detail of "struct ref_sorting" and the helper
function parse_ref_sorting() can now be private to the ref-filter
API implementation.
- If you set branch.sort to a bogus value, the any "git branch"
invocation, not only the listing mode, would abort with the
original code; now it doesn't
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Add a ref_sorting_release() and use it for some of the current API
users, the ref_sorting_default() function and its siblings will do a
malloc() which wasn't being free'd previously.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Of the ref-filter callers, for-each-ref and git-branch both set the
INCLUDE_BROKEN flag (but git-tag does not, which is a weird
inconsistency). But now that GIT_REF_PARANOIA is on by default, that
produces almost the same outcome for all three.
The one exception is that GIT_REF_PARANOIA will omit dangling symrefs.
That's a better behavior for these tools, as they would never include
such a symref in the main output anyway (they can't, as it doesn't point
to an object). Instead they issue a warning to stderr. But that warning
is somewhat useless; a dangling symref is a perfectly reasonable thing
to have in your repository, and is not a sign of corruption. It's much
friendlier to just quietly ignore it.
And in terms of robustness, the warning gains us little. It does not
impact the exit code of either tool. So while the warning _might_ clue
in a user that they have an unexpected broken symref, it would not help
any kind of scripted use.
This patch converts for-each-ref and git-branch to stop using the
INCLUDE_BROKEN flag. That gives them more reasonable behavior, and
harmonizes them with git-tag.
We have to change one test to adapt to the situation. t1430 tries to
trigger all of the REF_ISBROKEN behaviors from the underlying ref code.
It uses for-each-ref to do so (because there isn't any other mechanism).
That will no longer issue a warning about the symref which points to an
invalid name, as it's considered dangling (and we can instead be sure
that it's _not_ mentioned on stderr). Note that we do still complain
about the illegally named "broken..symref"; its problem is not that it's
dangling, but the name of the symref itself is illegal.
Signed-off-by: Jeff King <peff@peff.net>
Reviewed-by: Jonathan Tan <jonathantanmy@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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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
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sorting might be a list allocated in ref_default_sorting() (in this case
it's a fixed single item list, which has nevertheless been xcalloc'd),
or it might be a list allocated in parse_opt_ref_sorting(). In either
case we could free these lists - but instead we UNLEAK as we're at the
end of cmd_for_each_ref. (There's no existing implementation of
clear_ref_sorting(), and writing a loop to free the list seems more
trouble than it's worth.)
filter.with_commit/no_commit are populated via
OPT_CONTAINS/OPT_NO_CONTAINS, both of which create new entries via
parse_opt_commits(), and also need to be free'd or UNLEAK'd. Because
free_commit_list() already exists, we choose to use that over an UNLEAK.
LSAN output from t0041:
Direct leak of 16 byte(s) in 1 object(s) allocated from:
#0 0x49a9d2 in calloc ../projects/compiler-rt/lib/asan/asan_malloc_linux.cpp:154:3
#1 0x9ac252 in xcalloc wrapper.c:140:8
#2 0x8a4a55 in ref_default_sorting ref-filter.c:2486:32
#3 0x56c6b1 in cmd_for_each_ref builtin/for-each-ref.c:72:13
#4 0x4cd91d in run_builtin git.c:467:11
#5 0x4cb5f3 in handle_builtin git.c:719:3
#6 0x4ccf47 in run_argv git.c:808:4
#7 0x4caf49 in cmd_main git.c:939:19
#8 0x69dabe in main common-main.c:52:11
#9 0x7f2bdc570349 in __libc_start_main (/lib64/libc.so.6+0x24349)
Direct leak of 16 byte(s) in 1 object(s) allocated from:
#0 0x49a85d in malloc ../projects/compiler-rt/lib/asan/asan_malloc_linux.cpp:145:3
#1 0x9abf54 in do_xmalloc wrapper.c:41:8
#2 0x9abf2a in xmalloc wrapper.c:62:9
#3 0x717486 in commit_list_insert commit.c:540:33
#4 0x8644cf in parse_opt_commits parse-options-cb.c:98:2
#5 0x869bb5 in get_value parse-options.c:181:11
#6 0x8677dc in parse_long_opt parse-options.c:378:10
#7 0x8659bd in parse_options_step parse-options.c:817:11
#8 0x867fcd in parse_options parse-options.c:870:10
#9 0x56c62b in cmd_for_each_ref builtin/for-each-ref.c:59:2
#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 0x69dabe in main common-main.c:52:11
#15 0x7f2bdc570349 in __libc_start_main (/lib64/libc.so.6+0x24349)
Signed-off-by: Andrzej Hunt <ajrhunt@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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When we use `git for-each-ref`, every ref will allocate
its own output strbuf and error strbuf. But we can reuse
the final strbuf for each step ref's output. The error
buffer will also be reused, despite the fact that the git
will exit when `format_ref_array_item()` return a non-zero
value and output the contents of the error buffer.
The performance for `git for-each-ref` on the Git repository
itself with performance testing tool `hyperfine` changes from
23.7 ms ± 0.9 ms to 22.2 ms ± 1.0 ms. Optimization is relatively
minor.
At the same time, we apply this optimization to `git tag -l`
and `git branch -l`.
This approach is similar to the one used by 79ed0a5
(cat-file: use a single strbuf for all output, 2018-08-14)
to speed up the cat-file builtin.
Helped-by: Junio C Hamano <gitster@pobox.com>
Helped-by: Jeff King <peff@peff.net>
Helped-by: René Scharfe <l.s.r@web.de>
Signed-off-by: ZheNing Hu <adlternative@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Inlining the exported function `show_ref_array_item()`,
which is not providing the right level of abstraction,
simplifies the API and can unlock improvements at the
former call sites.
Helped-by: René Scharfe <l.s.r@web.de>
Signed-off-by: ZheNing Hu <adlternative@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Change the reverse/ignore_case/version sort flags in the ref_sorting
struct into a bitfield. Having three of them was already a bit
unwieldy, but it would be even more so if another flag needed a
function like ref_sorting_icase_all() introduced in
76f9e569adb (ref-filter: apply --ignore-case to all sorting keys,
2020-05-03).
A follow-up change will introduce such a flag, so let's move this over
to a bitfield. Instead of using the usual '#define' pattern I'm using
the "enum" pattern from builtin/rebase.c's b4c8eb024af (builtin
rebase: support --quiet, 2018-09-04).
Perhaps there's a more idiomatic way of doing the "for each in list
amend mask" pattern than this "mask/on" variable combo. This function
doesn't allow us to e.g. do any arbitrary changes to the bitfield for
multiple flags, but I think in this case that's fine. The common case
is that we're calling this with a list of one.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Enable ref-filter to process multiple merged and no-merged filters, and
extend functionality to git branch, git tag and git for-each-ref. This
provides an easy way to check for branches that are "graduation
candidates:"
$ git branch --no-merged master --merged next
If passed more than one merged (or more than one no-merged) filter, refs
must be reachable from any one of the merged commits, and reachable from
none of the no-merged commits.
Signed-off-by: Aaron Lipman <alipman88@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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"git branch" and other "for-each-ref" variants accepted multiple
--sort=<key> options in the increasing order of precedence, but it
had a few breakages around "--ignore-case" handling, and tie-breaking
with the refname, which have been fixed.
* jk/for-each-ref-multi-key-sort-fix:
ref-filter: apply fallback refname sort only after all user sorts
ref-filter: apply --ignore-case to all sorting keys
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All of the ref-filter users (for-each-ref, branch, and tag) take an
--ignore-case option which makes filtering and sorting case-insensitive.
However, this option was applied only to the first element of the
ref_sorting list. So:
git for-each-ref --ignore-case --sort=refname
would do what you expect, but:
git for-each-ref --ignore-case --sort=refname --sort=taggername
would sort the primary key (taggername) case-insensitively, but sort the
refname case-sensitively. We have two options here:
- teach callers to set ignore_case on the whole list
- replace the ref_sorting list with a struct that contains both the
list of sorting keys, as well as options that apply to _all_
keys
I went with the first one here, as it gives more flexibility if we later
want to let the users set the flag per-key (presumably through some
special syntax when defining the key; for now it's all or nothing
through --ignore-case).
The new test covers this by sorting on both tagger and subject
case-insensitively, which should compare "a" and "A" identically, but
still sort them before "b" and "B". We'll break ties by sorting on the
refname to give ourselves a stable output (this is actually supposed to
be done automatically, but there's another bug which will be fixed in
the next commit).
Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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The "--sort" parameter of for-each-ref, etc, does not handle negation,
and instead returns an error to the parse-options code. But neither
piece of code prints anything for the user, which may leave them
confused:
$ git for-each-ref --no-sort
$ echo $?
129
As the comment in the callback function notes, this probably should
clear the list, which would make it consistent with other list-like
options (i.e., anything that uses OPT_STRING_LIST currently).
Unfortunately that's a bit tricky due to the way the ref-filter code
works. But in the meantime, let's at least make the error a little less
confusing:
- switch to using PARSE_OPT_NONEG in the option definition, which will
cause the options code to produce a useful message
- since this was cut-and-pasted to four different spots, let's define
a single OPT_REF_SORT() macro that we can use everywhere
- the callback can use BUG_ON_OPT_NEG() to make sure the correct flags
are used (incidentally, this also satisfies -Wunused-parameters,
since we're now looking at "unset")
- expand the comment into a NEEDSWORK to make it clear that the
direction is right, but the details need to be worked out
Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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When ref-filter learned about want_color() in 11b087adfd
(ref-filter: consult want_color() before emitting colors,
2017-07-13), it became useful to be able to turn colors off
and on for specific commands. For git-branch, you can do so
with --color/--no-color.
But for git-for-each-ref and git-tag, the other users of
ref-filter, you have no option except to tweak the
"color.ui" config setting. Let's give both of these commands
the usual color command-line options.
This is a bit more obvious as a method for overriding the
config. And it also prepares us for the behavior of "always"
changing (so that we are still left with a way of forcing
color when our output goes to a non-terminal).
Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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In most commands we load config before parsing command line
options, since it lets the latter override the former with a
simple variable assignment. In the case of for-each-ref,
though, we do it in the reverse order. This is OK with
the current code, since there's no interaction between the
config and command-line options.
However, as the ref-filter code starts to care about config
during verify_ref_format(), we'll want to make sure the
config is loaded. Let's bump the config to the usual spot
near the top of the function.
We can drop the comment there; it's impossible to keep a
"why we load the config" comment like this up to date with
every config option we might be interested in. And indeed,
it's already stale; we'd care about core.abbrev, for
instance, when %(objectname:short) is used.
Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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The ref-filter module provides routines for formatting a ref
for output. The fundamental interface for the format is a
"const char *" containing the format, and any additional
options need to be passed to each invocation of
show_ref_array_item.
Instead, let's make a ref_format struct that holds the
format, along with any associated format options. That will
make some enhancements easier in the future:
1. new formatting options can be added without disrupting
existing callers
2. some state can be carried in the struct rather than as
global variables
For now this just has the text format itself along with the
quote_style option, but we'll add more fields in future patches.
Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Stop including config.h by default in cache.h. Instead only include
config.h in those files which require use of the config system.
Signed-off-by: Brandon Williams <bmwill@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Change the tag, branch & for-each-ref commands to have a --no-contains
option in addition to their longstanding --contains options.
This allows for finding the last-good rollout tag given a known-bad
<commit>. Given a hypothetically bad commit cf5c7253e0, the git
version to revert to can be found with this hacky two-liner:
(git tag -l 'v[0-9]*'; git tag -l --contains cf5c7253e0 'v[0-9]*') |
sort | uniq -c | grep -E '^ *1 ' | awk '{print $2}' | tail -n 10
With this new --no-contains option the same can be achieved with:
git tag -l --no-contains cf5c7253e0 'v[0-9]*' | sort | tail -n 10
As the filtering machinery is shared between the tag, branch &
for-each-ref commands, implement this for those commands too. A
practical use for this with "branch" is e.g. finding branches which
were branched off between v2.8.0 and v2.10.0:
git branch --contains v2.8.0 --no-contains v2.10.0
The "describe" command also has a --contains option, but its semantics
are unrelated to what tag/branch/for-each-ref use --contains for. A
--no-contains option for "describe" wouldn't make any sense, other
than being exactly equivalent to not supplying --contains at all,
which would be confusing at best.
Add a --without option to "tag" as an alias for --no-contains, for
consistency with --with and --contains. The --with option is
undocumented, and possibly the only user of it is
Junio (<xmqqefy71iej.fsf@gitster.mtv.corp.google.com>). But it's
trivial to support, so let's do that.
The additions to the the test suite are inverse copies of the
corresponding --contains tests. With this change --no-contains for
tag, branch & for-each-ref is just as well tested as the existing
--contains option.
In addition to those tests, add a test for "tag" which asserts that
--no-contains won't find tree/blob tags, which is slightly
unintuitive, but consistent with how --contains works & is documented.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Change mentions of <object> to <commit> in the help output of
for-each-ref as appropriate.
Both --[no-]merged and --contains only take commits, but --points-at
can take any object, such as a tag pointing to a tree or blob.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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This options makes sorting ignore case, which is great when you have
branches named bug-12-do-something, Bug-12-do-some-more and
BUG-12-do-what and want to group them together. Sorting externally may
not be an option because we lose coloring and column layout from
git-branch and git-tag.
The same could be said for filtering, but it's probably less important
because you can always go with the ugly pattern [bB][uU][gG]-* if you're
desperate.
You can't have case-sensitive filtering and case-insensitive sorting (or
the other way around) with this though. For branch and tag, that should
be no problem. for-each-ref, as a plumbing, might want finer control.
But we can always add --{filter,sort}-ignore-case when there is a need
for it.
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Since 'ref-filter' only has an option to match path names add an
option for plain fnmatch pattern-matching.
This is to support the pattern matching options which are used in `git
tag -l` and `git branch -l` where we can match patterns like `git tag
-l foo*` which would match all tags which has a "foo*" pattern.
Mentored-by: Christian Couder <christian.couder@gmail.com>
Mentored-by: Matthieu Moy <matthieu.moy@grenoble-inp.fr>
Signed-off-by: Karthik Nayak <karthik.188@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Add the '--contains' option provided by 'ref-filter'. The '--contains'
option lists only refs which contain the mentioned commit (HEAD if no
commit is explicitly given).
Add documentation and tests for the same.
Mentored-by: Christian Couder <christian.couder@gmail.com>
Mentored-by: Matthieu Moy <matthieu.moy@grenoble-inp.fr>
Signed-off-by: Karthik Nayak <karthik.188@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Add the '--merged' and '--no-merged' options provided by 'ref-filter'.
The '--merged' option lets the user to only list refs merged into the
named commit. The '--no-merged' option lets the user to only list refs
not merged into the named commit.
Add documentation and tests for the same.
Based-on-patch-by: Jeff King <peff@peff.net>
Mentored-by: Christian Couder <christian.couder@gmail.com>
Mentored-by: Matthieu Moy <matthieu.moy@grenoble-inp.fr>
Signed-off-by: Karthik Nayak <karthik.188@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Add the '--points-at' option provided by 'ref-filter'. The
option lets the user to list only refs which points at the
given object.
Add documentation and tests for the same.
Based-on-patch-by: Jeff King <peff@peff.net>
Mentored-by: Christian Couder <christian.couder@gmail.com>
Mentored-by: Matthieu Moy <matthieu.moy@grenoble-inp.fr>
Signed-off-by: Karthik Nayak <karthik.188@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Introduce filter_refs() which will act as an API for filtering
a set of refs. Based on the type of refs the user has requested,
we iterate through those refs and apply filters as per the
given ref_filter structure and finally store the filtered refs
in the ref_array structure.
Currently this will wrap around ref_filter_handler(). Hence,
ref_filter_handler is made file scope static.
As users of this API will no longer send a ref_filter_cbdata
structure directly, we make the elements of ref_filter_cbdata
pointers. We can now use the information given by the users
to obtain our own ref_filter_cbdata structure. Changes are made to
support the change in ref_filter_cbdata structure.
Make 'for-each-ref' use this API.
Helped-by: Junio C Hamano <gitster@pobox.com>
Mentored-by: Christian Couder <christian.couder@gmail.com>
Mentored-by: Matthieu Moy <matthieu.moy@grenoble-inp.fr>
Signed-off-by: Karthik Nayak <karthik.188@gmail.com>
Reviewed-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Move most of the code from 'for-each-ref' to 'ref-filter' to make
it publicly available to other commands, this is to unify the code
of 'tag -l', 'branch -l' and 'for-each-ref' so that they can share
their implementations with each other.
Add 'ref-filter' to the Makefile, this completes the movement of code
from 'for-each-ref' to 'ref-filter'.
Mentored-by: Christian Couder <christian.couder@gmail.com>
Mentored-by: Matthieu Moy <matthieu.moy@grenoble-inp.fr>
Signed-off-by: Karthik Nayak <karthik.188@gmail.com>
Reviewed-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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This is step one of creating a common library for 'for-each-ref',
'branch -l' and 'tag -l'. This creates a header file with the
functions and data structures that ref-filter will provide.
We move the data structures created in for-each-ref to this header
file.
Mentored-by: Christian Couder <christian.couder@gmail.com>
Mentored-by: Matthieu Moy <matthieu.moy@grenoble-inp.fr>
Signed-off-by: Karthik Nayak <karthik.188@gmail.com>
Reviewed-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Rename all the variables called sort to sorting to match the
function/structure name changes made in the previous patch.
Mentored-by: Christian Couder <christian.couder@gmail.com>
Mentored-by: Matthieu Moy <matthieu.moy@grenoble-inp.fr>
Signed-off-by: Karthik Nayak <karthik.188@gmail.com>
Reviewed-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Rename some of the functions and make them publicly available.
This is a preparatory step for moving code from 'for-each-ref'
to 'ref-filter' to make meaningful, targeted services available to
other commands via public APIs.
Functions renamed are:
parse_atom() -> parse_ref_filter_atom()
verify_format() -> verify_ref_format()
get_value() -> get_ref_atom_value()
grab_single_ref() -> ref_filter_handler()
sort_refs() -> ref_array_sort()
show_ref() -> show_ref_array_item()
default_sort() -> ref_default_sorting()
opt_parse_sort() -> parse_opt_ref_sorting()
cmp_ref_sort() -> cmp_ref_sorting()
Rename 'struct ref_sort' to 'struct ref_sorting' in this context.
Based-on-patch-by: Jeff King <peff@peff.net>
Mentored-by: Christian Couder <christian.couder@gmail.com>
Mentored-by: Matthieu Moy <matthieu.moy@grenoble-inp.fr>
Signed-off-by: Karthik Nayak <karthik.188@gmail.com>
Reviewed-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Introduce and implement 'ref_array_clear()' which will free
all allocated memory for 'ref_array'.
Mentored-by: Christian Couder <christian.couder@gmail.com>
Mentored-by: Matthieu Moy <matthieu.moy@grenoble-inp.fr>
Signed-off-by: Karthik Nayak <karthik.188@gmail.com>
Reviewed-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Introduce 'ref_filter_cbdata' which will hold 'ref_filter'
(conditions to filter the refs on) and 'ref_array' (the array
of ref_array_items). Modify the code to use these new structures.
This is a preparatory patch to eventually move code from 'for-each-ref'
to 'ref-filter' and make it publicly available.
Mentored-by: Christian Couder <christian.couder@gmail.com>
Mentored-by: Matthieu Moy <matthieu.moy@grenoble-inp.fr>
Signed-off-by: Karthik Nayak <karthik.188@gmail.com>
Reviewed-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Rename 'refinfo' to 'ref_array_item' as a preparatory step for
introduction of new structures in the forthcoming patch.
Re-order the fields in 'ref_array_item' so that refname can be
eventually converted to a FLEX_ARRAY.
Mentored-by: Christian Couder <christian.couder@gmail.com>
Mentored-by: Matthieu Moy <matthieu.moy@grenoble-inp.fr>
Signed-off-by: Karthik Nayak <karthik.188@gmail.com>
Reviewed-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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In 'grab_single_ref()' remove the extra count variable 'cnt' and
use the variable 'grab_cnt' of structure 'grab_ref_cbdata' directly
instead.
Mentored-by: Christian Couder <christian.couder@gmail.com>
Mentored-by: Matthieu Moy <matthieu.moy@grenoble-inp.fr>
Signed-off-by: Karthik Nayak <karthik.188@gmail.com>
Reviewed-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Extract two helper functions out of grab_single_ref(). Firstly,
new_refinfo() which is used to allocate memory for a new refinfo
structure and copy the objectname, refname and flag to it.
Secondly, match_name_as_path() which when given an array of patterns
and the refname checks if the refname matches any of the patterns
given while the pattern is a pathname, also supports wildcard
characters.
This is a preperatory patch for restructuring 'for-each-ref' and
eventually moving most of it to 'ref-filter' to provide the
functionality to similar commands via public API's.
Helped-by: Junio C Hamano <gitster@pobox.com>
Mentored-by: Christian Couder <christian.couder@gmail.com>
Mentored-by: Matthieu Moy <matthieu.moy@grenoble-inp.fr>
Signed-off-by: Karthik Nayak <karthik.188@gmail.com>
Reviewed-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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for_each_ref() callback functions were taught to name the objects
not with "unsigned char sha1[20]" but with "struct object_id".
* bc/object-id: (56 commits)
struct ref_lock: convert old_sha1 member to object_id
warn_if_dangling_symref(): convert local variable "junk" to object_id
each_ref_fn_adapter(): remove adapter
rev_list_insert_ref(): remove unneeded arguments
rev_list_insert_ref_oid(): new function, taking an object_oid
mark_complete(): remove unneeded arguments
mark_complete_oid(): new function, taking an object_oid
clear_marks(): rewrite to take an object_id argument
mark_complete(): rewrite to take an object_id argument
send_ref(): convert local variable "peeled" to object_id
upload-pack: rewrite functions to take object_id arguments
find_symref(): convert local variable "unused" to object_id
find_symref(): rewrite to take an object_id argument
write_one_ref(): rewrite to take an object_id argument
write_refs_to_temp_dir(): convert local variable sha1 to object_id
submodule: rewrite to take an object_id argument
shallow: rewrite functions to take object_id arguments
handle_one_ref(): rewrite to take an object_id argument
add_info_ref(): rewrite to take an object_id argument
handle_one_reflog(): rewrite to take an object_id argument
...
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Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Change typedef each_ref_fn to take a "const struct object_id *oid"
parameter instead of "const unsigned char *sha1".
To aid this transition, implement an adapter that can be used to wrap
old-style functions matching the old typedef, which is now called
"each_ref_sha1_fn"), and make such functions callable via the new
interface. This requires the old function and its cb_data to be
wrapped in a "struct each_ref_fn_sha1_adapter", and that object to be
used as the cb_data for an adapter function, each_ref_fn_adapter().
This is an enormous diff, but most of it consists of simple,
mechanical changes to the sites that call any of the "for_each_ref"
family of functions. Subsequent to this change, the call sites can be
rewritten one by one to use the new interface.
Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Just as we have "%(upstream)" to report the "@{upstream}"
for each ref, this patch adds "%(push)" to match "@{push}".
It supports the same tracking format modifiers as upstream
(because you may want to know, for example, which branches
have commits to push).
Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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This saves us having to maintain a magic number to skip past
the matched prefix.
Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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After calling stat_tracking_info, callers often want to
print the name of the upstream branch (in addition to the
tracking count). To do this, they have to access
branch->merge->dst[0] themselves. This is not wrong, as the
return value from stat_tracking_info tells us whether we
have an upstream branch or not. But it is a bit leaky, as we
make an assumption about how it calculated the upstream
name.
Instead, let's add an out-parameter that lets the caller
know the upstream name we found.
As a bonus, we can get rid of the unusual tri-state return
from the function. We no longer need to use it to
differentiate between "no tracking config" and "tracking ref
does not exist" (since you can check the upstream_name for
that), so we can just use the usual 0/-1 convention for
success/error.
Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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When the previous commit introduced the branch_get_upstream
helper, there was one call-site that could not be converted:
the one in sha1_name.c, which gives detailed error messages
for each possible failure.
Let's teach the helper to optionally report these specific
errors. This lets us convert another callsite, and means we
can use the helper in other locations that want to give the
same error messages.
The logic and error messages come straight from sha1_name.c,
with the exception that we start each error with a lowercase
letter, as is our usual style (note that a few tests need
updated as a result).
Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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All of the information needed to find the @{upstream} of a
branch is included in the branch struct, but callers have to
navigate a series of possible-NULL values to get there.
Let's wrap that logic up in an easy-to-read helper.
Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Code cleanups.
* rs/simple-cleanups:
sha1_name: use strlcpy() to copy strings
pretty: use starts_with() to check for a prefix
for-each-ref: use skip_prefix() to avoid duplicate string comparison
connect: use strcmp() for string comparison
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Use skip_prefix() to get the part after "color:" (if present) and only
compare it with "reset" instead of comparing the whole string again.
This gets rid of the duplicate "color:" part of the string constant.
Signed-off-by: Rene Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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* ah/usage-strings:
standardize usage info string format
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* rc/for-each-ref-tracking:
for-each-ref: always check stat_tracking_info()'s return value
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This patch puts the usage info strings that were not already in docopt-
like format into docopt-like format, which will be a litle easier for
end users and a lot easier for translators. Changes include:
- Placing angle brackets around fill-in-the-blank parameters
- Putting dashes in multiword parameter names
- Adding spaces to [-f|--foobar] to make [-f | --foobar]
- Replacing <foobar>* with [<foobar>...]
Signed-off-by: Alex Henrie <alexhenrie24@gmail.com>
Reviewed-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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The code handling %(upstream:track) and %(upstream:trackshort)
assumed that it always had a valid branch that had been sanitized
earlier in populate_value(), and thus did not check the return value
of the call to stat_tracking_info().
While there is indeed some sanitization code that basically
corresponds to stat_tracking_info() returning 0 (no base branch
set), the function can also return -1 when the base branch did exist
but has since then been deleted.
In this case, num_ours and num_theirs had undefined values and a
call to `git for-each-ref --format="%(upstream:track)"` could print
spurious values such as
[behind -111794512]
[ahead 38881640, behind 5103867]
even for repositories with one single commit.
Verify stat_tracking_info()'s return value and do not print anything
if it returns -1. This behavior also matches the documentation ("has
no effect if the ref does not have tracking information associated
with it").
Helped-by: Eric Sunshine <sunshine@sunshineco.com>
Helped-by: Jeff King <peff@peff.net>
Signed-off-by: Raphael Kubo da Costa <raphael.kubo.da.costa@intel.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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* rt/for-each-ref-spell-tcl-as-Tcl:
for-each-ref: correct spelling of Tcl in option description
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Tcl is conventionally spelled "Tcl". The description of
option "--tcl", however, spells it "tcl". Let's follow
the convention.
Reported-by: Hartmut Henkel <hartmut_henkel@gmx.de>
Signed-off-by: Ralf Thielow <ralf.thielow@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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The API to update refs have been restructured to allow introducing
a true transactional updates later. We would even allow storing
refs in backends other than the traditional filesystem-based one.
* rs/ref-transaction: (25 commits)
ref_transaction_commit: bail out on failure to remove a ref
lockfile: remove unable_to_lock_error
refs.c: do not permit err == NULL
remote rm/prune: print a message when writing packed-refs fails
for-each-ref: skip and warn about broken ref names
refs.c: allow listing and deleting badly named refs
test: put tests for handling of bad ref names in one place
packed-ref cache: forbid dot-components in refnames
branch -d: simplify by using RESOLVE_REF_READING
branch -d: avoid repeated symref resolution
reflog test: test interaction with detached HEAD
refs.c: change resolve_ref_unsafe reading argument to be a flags field
refs.c: make write_ref_sha1 static
fetch.c: change s_update_ref to use a ref transaction
refs.c: ref_transaction_commit: distinguish name conflicts from other errors
refs.c: pass a list of names to skip to is_refname_available
refs.c: call lock_ref_sha1_basic directly from commit
refs.c: refuse to lock badly named refs in lock_ref_sha1_basic
rename_ref: don't ask read_ref_full where the ref came from
refs.c: pass the ref log message to _create/delete/update instead of _commit
...
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Junio C Hamano
Ævar Arnfjörð Bjarmason
Jeff King
Andrzej Hunt
ZheNing Hu
Aaron Lipman
Brandon Williams
Nguyễn Thái Ngọc Duy
Karthik Nayak
Michael Haggerty
René Scharfe
Alex Henrie
Raphael Kubo da Costa
Ralf Thielow