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6 years agonotes: convert format_display_notes to struct object_id
brian m. carlson [Tue, 30 May 2017 17:30:41 +0000 (10:30 -0700)] 
notes: convert format_display_notes to struct object_id

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Brandon Williams <bmwill@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agonotes: make get_note return pointer to struct object_id
brian m. carlson [Tue, 30 May 2017 17:30:40 +0000 (10:30 -0700)] 
notes: make get_note return pointer to struct object_id

Make get_note return a pointer to a const struct object_id.  Add a
defensive check to ensure we don't accidentally dereference a NULL
pointer.

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Brandon Williams <bmwill@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agonotes: convert for_each_note to struct object_id
brian m. carlson [Tue, 30 May 2017 17:30:39 +0000 (10:30 -0700)] 
notes: convert for_each_note to struct object_id

Convert for_each_note and each of the callbacks to use struct object_id.

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Brandon Williams <bmwill@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agonotes: convert internal parts to struct object_id
brian m. carlson [Tue, 30 May 2017 17:30:38 +0000 (10:30 -0700)] 
notes: convert internal parts to struct object_id

Convert several portions of the internals of the code to struct
object_id.  Introduce two macros to denote the different constants in
the code: KEY_INDEX for the last byte of the object ID, and
FANOUT_PATH_SEPARATORS for the number of possible path separators (on
Unix, "/").  While these constants are both 19 (one less than the number
of bytes in the hash), distinguish them to make the code more
understandable, and define them logically based on their intended
purpose.

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Brandon Williams <bmwill@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agonotes: convert internal structures to struct object_id
brian m. carlson [Tue, 30 May 2017 17:30:37 +0000 (10:30 -0700)] 
notes: convert internal structures to struct object_id

Convert the internal structures using unsigned char [20] to take
struct object_id using the following semantic patch and the standard
object_id transforms:

@@
struct leaf_node E1;
@@
- E1.key_sha1
+ E1.key_oid.hash

@@
struct leaf_node *E1;
@@
- E1->key_sha1
+ E1->key_oid.hash

@@
struct leaf_node E1;
@@
- E1.key_sha1
+ E1.key_oid.hash

@@
struct leaf_node *E1;
@@
- E1->key_sha1
+ E1->key_oid.hash

@@
struct non_note E1;
@@
- E1.sha1
+ E1.oid.hash

@@
struct non_note *E1;
@@
- E1->sha1
+ E1->oid.hash

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Brandon Williams <bmwill@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agoFourth batch for 2.14
Junio C Hamano [Tue, 30 May 2017 02:20:10 +0000 (11:20 +0900)] 
Fourth batch for 2.14

Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agoMerge branch 'dt/unpack-save-untracked-cache-extension'
Junio C Hamano [Tue, 30 May 2017 02:16:45 +0000 (11:16 +0900)] 
Merge branch 'dt/unpack-save-untracked-cache-extension'

When "git checkout", "git merge", etc. manipulates the in-core
index, various pieces of information in the index extensions are
discarded from the original state, as it is usually not the case
that they are kept up-to-date and in-sync with the operation on the
main index.  The untracked cache extension is copied across these
operations now, which would speed up "git status" (as long as the
cache is properly invalidated).

* dt/unpack-save-untracked-cache-extension:
  unpack-trees: preserve index extensions

6 years agoMerge branch 'js/larger-timestamps'
Junio C Hamano [Tue, 30 May 2017 02:16:45 +0000 (11:16 +0900)] 
Merge branch 'js/larger-timestamps'

A follow-up hotfix for a topic already in 'master'.

* js/larger-timestamps:
  name-rev: change a "long" variable to timestamp_t

6 years agoMerge branch 'dk/send-email-avoid-net-smtp-ssl-when-able'
Junio C Hamano [Tue, 30 May 2017 02:16:45 +0000 (11:16 +0900)] 
Merge branch 'dk/send-email-avoid-net-smtp-ssl-when-able'

"git send-email" now uses Net::SMTP::SSL, which is obsolete, only
when needed.  Recent versions of Net::SMTP can do TLS natively.

* dk/send-email-avoid-net-smtp-ssl-when-able:
  send-email: Net::SMTP::SSL is obsolete, use only when necessary

6 years agoMerge branch 'jc/skip-test-in-the-middle'
Junio C Hamano [Tue, 30 May 2017 02:16:44 +0000 (11:16 +0900)] 
Merge branch 'jc/skip-test-in-the-middle'

A recent update to t5545-push-options.sh started skipping all the
tests in the script when a web server testing is disabled or
unavailable, not just the ones that require a web server.  Non HTTP
tests have been salvaged to always run in this script.

* jc/skip-test-in-the-middle:
  t5545: enhance test coverage when no http server is installed
  test: allow skipping the remainder

6 years agoMerge branch 'ab/conditional-config-with-symlinks'
Junio C Hamano [Tue, 30 May 2017 02:16:43 +0000 (11:16 +0900)] 
Merge branch 'ab/conditional-config-with-symlinks'

The recently introduced "[includeIf "gitdir:$dir"] path=..."
mechansim has further been taught to take symlinks into account.
The directory "$dir" specified in "gitdir:$dir" may be a symlink to
a real location, not something that $(getcwd) may return.  In such
a case, a realpath of "$dir" is compared with the real path of the
current repository to determine if the contents from the named path
should be included.

* ab/conditional-config-with-symlinks:
  config: match both symlink & realpath versions in IncludeIf.gitdir:*

6 years agoMerge branch 'jt/fetch-allow-tip-sha1-implicitly'
Junio C Hamano [Tue, 30 May 2017 02:16:43 +0000 (11:16 +0900)] 
Merge branch 'jt/fetch-allow-tip-sha1-implicitly'

There is no good reason why "git fetch $there $sha1" should fail
when the $sha1 names an object at the tip of an advertised ref,
even when the other side hasn't enabled allowTipSHA1InWant.

* jt/fetch-allow-tip-sha1-implicitly:
  fetch-pack: always allow fetching of literal SHA1s

6 years agoMerge branch 'jt/send-email-validate-hook'
Junio C Hamano [Tue, 30 May 2017 02:16:43 +0000 (11:16 +0900)] 
Merge branch 'jt/send-email-validate-hook'

"git send-email" learned to run sendemail-validate hook to inspect
and reject a message before sending it out.

* jt/send-email-validate-hook:
  send-email: support validate hook

6 years agoMerge branch 'jh/memihash-opt'
Junio C Hamano [Tue, 30 May 2017 02:16:42 +0000 (11:16 +0900)] 
Merge branch 'jh/memihash-opt'

perf-test update.

* jh/memihash-opt:
  p0004: don't error out if test repo is too small
  p0004: don't abort if multi-threaded is too slow
  p0004: use test_perf
  p0004: avoid using pipes
  p0004: simplify calls of test-lazy-init-name-hash

6 years agoMerge branch 'bp/sub-process-convert-filter'
Junio C Hamano [Tue, 30 May 2017 02:16:42 +0000 (11:16 +0900)] 
Merge branch 'bp/sub-process-convert-filter'

Code from "conversion using external process" codepath has been
extracted to a separate sub-process.[ch] module.

* bp/sub-process-convert-filter:
  convert: update subprocess_read_status() to not die on EOF
  sub-process: move sub-process functions into separate files
  convert: rename reusable sub-process functions
  convert: update generic functions to only use generic data structures
  convert: separate generic structures and variables from the filter specific ones
  convert: split start_multi_file_filter() into two separate functions
  pkt-line: annotate packet_writel with LAST_ARG_MUST_BE_NULL
  convert: move packet_write_line() into pkt-line as packet_writel()
  pkt-line: add packet_read_line_gently()
  pkt-line: fix packet_read_line() to handle len < 0 errors
  convert: remove erroneous tests for errno == EPIPE

6 years agoMerge branch 'bw/forking-and-threading'
Junio C Hamano [Tue, 30 May 2017 02:16:41 +0000 (11:16 +0900)] 
Merge branch 'bw/forking-and-threading'

The "run-command" API implementation has been made more robust
against dead-locking in a threaded environment.

* bw/forking-and-threading:
  usage.c: drop set_error_handle()
  run-command: restrict PATH search to executable files
  run-command: expose is_executable function
  run-command: block signals between fork and execve
  run-command: add note about forking and threading
  run-command: handle dup2 and close errors in child
  run-command: eliminate calls to error handling functions in child
  run-command: don't die in child when duping /dev/null
  run-command: prepare child environment before forking
  string-list: add string_list_remove function
  run-command: use the async-signal-safe execv instead of execvp
  run-command: prepare command before forking
  t0061: run_command executes scripts without a #! line
  t5550: use write_script to generate post-update hook

6 years agoMerge branch 'ab/perf-wildmatch'
Junio C Hamano [Tue, 30 May 2017 02:16:40 +0000 (11:16 +0900)] 
Merge branch 'ab/perf-wildmatch'

Add perf-test for wildmatch.

* ab/perf-wildmatch:
  perf: add test showing exponential growth in path globbing
  perf: add function to setup a fresh test repo

6 years agoMerge branch 'bw/pathspec-sans-the-index'
Junio C Hamano [Tue, 30 May 2017 02:16:40 +0000 (11:16 +0900)] 
Merge branch 'bw/pathspec-sans-the-index'

Simplify parse_pathspec() codepath and stop it from looking at the
default in-core index.

* bw/pathspec-sans-the-index:
  pathspec: convert find_pathspecs_matching_against_index to take an index
  pathspec: remove PATHSPEC_STRIP_SUBMODULE_SLASH_CHEAP
  ls-files: prevent prune_cache from overeagerly pruning submodules
  pathspec: remove PATHSPEC_STRIP_SUBMODULE_SLASH_EXPENSIVE flag
  submodule: add die_in_unpopulated_submodule function
  pathspec: provide a more descriptive die message

6 years agoMerge branch 'jc/name-rev-lw-tag'
Junio C Hamano [Tue, 30 May 2017 02:16:39 +0000 (11:16 +0900)] 
Merge branch 'jc/name-rev-lw-tag'

"git describe --contains" penalized light-weight tags so much that
they were almost never considered.  Instead, give them about the
same chance to be considered as an annotated tag that is the same
age as the underlying commit would.

* jc/name-rev-lw-tag:
  name-rev: favor describing with tags and use committer date to tiebreak
  name-rev: refactor logic to see if a new candidate is a better name

6 years agoThird batch for 2.14
Junio C Hamano [Mon, 29 May 2017 03:39:46 +0000 (12:39 +0900)] 
Third batch for 2.14

Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agoMerge branch 'jk/ignore-broken-tags-when-ignoring-missing-links'
Junio C Hamano [Mon, 29 May 2017 03:34:54 +0000 (12:34 +0900)] 
Merge branch 'jk/ignore-broken-tags-when-ignoring-missing-links'

Tag objects, which are not reachable from any ref, that point at
missing objects were mishandled by "git gc" and friends (they
should silently be ignored instead)

* jk/ignore-broken-tags-when-ignoring-missing-links:
  revision.c: ignore broken tags with ignore_missing_links

6 years agoMerge branch 'jk/alternate-ref-optim'
Junio C Hamano [Mon, 29 May 2017 03:34:53 +0000 (12:34 +0900)] 
Merge branch 'jk/alternate-ref-optim'

A test allowed both "git push" and "git receive-pack" on the other
end write their traces into the same file.  This is OK on platforms
that allows atomically appending to a file opened with O_APPEND,
but on other platforms led to a mangled output, causing
intermittent test failures.  This has been fixed by disabling
traces from "receive-pack" in the test.

* jk/alternate-ref-optim:
  t5400: avoid concurrent writes into a trace file

6 years agoMerge branch 'bm/interpret-trailers-cut-line-is-eom'
Junio C Hamano [Mon, 29 May 2017 03:34:52 +0000 (12:34 +0900)] 
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

6 years agoMerge branch 'tg/stash-push-fixup'
Junio C Hamano [Mon, 29 May 2017 03:34:52 +0000 (12:34 +0900)] 
Merge branch 'tg/stash-push-fixup'

The shell completion script (in contrib/) learned "git stash" has
a new "push" subcommand.

* tg/stash-push-fixup:
  completion: add git stash push

6 years agoMerge branch 'pw/rebase-i-regression-fix'
Junio C Hamano [Mon, 29 May 2017 03:34:51 +0000 (12:34 +0900)] 
Merge branch 'pw/rebase-i-regression-fix'

Regression fix to topic recently merged to 'master'.

* pw/rebase-i-regression-fix:
  rebase -i: add missing newline to end of message
  rebase -i: silence stash apply
  rebase -i: fix reflog message

6 years agoMerge branch 'kn/ref-filter-branch-list'
Junio C Hamano [Mon, 29 May 2017 03:34:50 +0000 (12:34 +0900)] 
Merge branch 'kn/ref-filter-branch-list'

"git for-each-ref --format=..." with %(HEAD) in the format used to
resolve the HEAD symref as many times as it had processed refs,
which was wasteful, and "git branch" shared the same problem.

* kn/ref-filter-branch-list:
  ref-filter: resolve HEAD when parsing %(HEAD) atom

6 years agoMerge branch 'km/log-showsignature-doc'
Junio C Hamano [Mon, 29 May 2017 03:34:49 +0000 (12:34 +0900)] 
Merge branch 'km/log-showsignature-doc'

* km/log-showsignature-doc:
  config.txt: add an entry for log.showSignature

6 years agoMerge branch 'jk/update-links-in-docs'
Junio C Hamano [Mon, 29 May 2017 03:34:48 +0000 (12:34 +0900)] 
Merge branch 'jk/update-links-in-docs'

A few http:// links that are redirected to https:// in the
documentation have been updated to https:// links.

* jk/update-links-in-docs:
  doc: use https links to Wikipedia to avoid http redirects

6 years agoMerge branch 'ja/do-not-ask-needless-questions'
Junio C Hamano [Mon, 29 May 2017 03:34:48 +0000 (12:34 +0900)] 
Merge branch 'ja/do-not-ask-needless-questions'

Git sometimes gives an advice in a rhetorical question that does
not require an answer, which can confuse new users and non native
speakers.  Attempt to rephrase them.

* ja/do-not-ask-needless-questions:
  git-filter-branch: be more direct in an error message
  read-tree -m: make error message for merging 0 trees less smart aleck
  usability: don't ask questions if no reply is required

6 years agoMerge branch 'jk/doc-config-include'
Junio C Hamano [Mon, 29 May 2017 03:34:47 +0000 (12:34 +0900)] 
Merge branch 'jk/doc-config-include'

Clarify documentation for include.path and includeIf.<condition>.path
configuration variables.

* jk/doc-config-include:
  docs/config: consistify include.path examples
  docs/config: avoid the term "expand" for includes
  docs/config: give a relative includeIf example
  docs/config: clarify include/includeIf relationship

6 years agoMerge branch 'sg/core-filemode-doc-typofix'
Junio C Hamano [Mon, 29 May 2017 03:34:46 +0000 (12:34 +0900)] 
Merge branch 'sg/core-filemode-doc-typofix'

* sg/core-filemode-doc-typofix:
  docs/config.txt: fix indefinite article in core.fileMode description

6 years agoMerge branch 'jk/bug-to-abort'
Junio C Hamano [Mon, 29 May 2017 03:34:45 +0000 (12:34 +0900)] 
Merge branch 'jk/bug-to-abort'

Introduce the BUG() macro to improve die("BUG: ...").

* jk/bug-to-abort:
  usage: add NORETURN to BUG() function definitions
  config: complain about --local outside of a git repo
  setup_git_env: convert die("BUG") to BUG()
  usage.c: add BUG() function

6 years agoMerge branch 'js/eol-on-ourselves'
Junio C Hamano [Mon, 29 May 2017 03:34:45 +0000 (12:34 +0900)] 
Merge branch 'js/eol-on-ourselves'

Make sure our tests would pass when the sources are checked out
with "platform native" line ending convention by default on
Windows.  Some "text" files out tests use and the test scripts
themselves that are meant to be run with /bin/sh, ought to be
checked out with eol=LF even on Windows.

* js/eol-on-ourselves:
  t4051: mark supporting files as requiring LF-only line endings
  Fix the remaining tests that failed with core.autocrlf=true
  t3901: move supporting files into t/t3901/
  completion: mark bash script as LF-only
  git-new-workdir: mark script as LF-only
  Fix build with core.autocrlf=true

6 years agoMerge branch 'jc/read-tree-empty-with-m'
Junio C Hamano [Mon, 29 May 2017 03:34:45 +0000 (12:34 +0900)] 
Merge branch 'jc/read-tree-empty-with-m'

"git read-tree -m" (no tree-ish) gave a nonsense suggestion "use
--empty if you want to clear the index".  With "-m", such a request
will still fail anyway, as you'd need to name at least one tree-ish
to be merged.

* jc/read-tree-empty-with-m:
  read-tree: "read-tree -m --empty" does not make sense

6 years agoMerge branch 'js/plug-leaks'
Junio C Hamano [Mon, 29 May 2017 03:34:44 +0000 (12:34 +0900)] 
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
  ...

6 years agoMerge branch 'jk/disable-pack-reuse-when-broken'
Junio C Hamano [Mon, 29 May 2017 03:34:44 +0000 (12:34 +0900)] 
Merge branch 'jk/disable-pack-reuse-when-broken'

"pack-objects" can stream a slice of an existing packfile out when
the pack bitmap can tell that the reachable objects are all needed
in the output, without inspecting individual objects.  This
strategy however would not work well when "--local" and other
options are in use, and need to be disabled.

* jk/disable-pack-reuse-when-broken:
  t5310: fix "; do" style
  pack-objects: disable pack reuse for object-selection options

6 years agoMerge branch 'bc/object-id'
Junio C Hamano [Mon, 29 May 2017 03:34:43 +0000 (12:34 +0900)] 
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
  ...

6 years agoMerge branch 'nd/split-index-unshare'
Junio C Hamano [Mon, 29 May 2017 03:34:43 +0000 (12:34 +0900)] 
Merge branch 'nd/split-index-unshare'

Plug some leaks and updates internal API used to implement the
split index feature to make it easier to avoid such a leak in the
future.

* nd/split-index-unshare:
  p3400: add perf tests for rebasing many changes
  split-index: add and use unshare_split_index()

6 years agoMerge branch 'jk/diff-submodule-diff-inline'
Junio C Hamano [Mon, 29 May 2017 03:34:42 +0000 (12:34 +0900)] 
Merge branch 'jk/diff-submodule-diff-inline'

"git diff --submodule=diff" now recurses into nested submodules.

* jk/diff-submodule-diff-inline:
  diff: recurse into nested submodules for inline diff

6 years agoMerge branch 'bw/dir-c-stops-relying-on-the-index'
Junio C Hamano [Mon, 29 May 2017 03:34:41 +0000 (12:34 +0900)] 
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

6 years agoMerge branch 'sb/checkout-recurse-submodules'
Junio C Hamano [Mon, 29 May 2017 03:34:41 +0000 (12:34 +0900)] 
Merge branch 'sb/checkout-recurse-submodules'

"git checkout --recurse-submodules" did not quite work with a
submodule that itself has submodules.

* sb/checkout-recurse-submodules:
  submodule: properly recurse for read-tree and checkout
  submodule: avoid auto-discovery in new working tree manipulator code
  submodule_move_head: reuse child_process structure for futher commands

6 years agoMerge branch 'jc/repack-threads'
Junio C Hamano [Mon, 29 May 2017 03:34:41 +0000 (12:34 +0900)] 
Merge branch 'jc/repack-threads'

"git repack" learned to accept the --threads=<n> option and pass it
to pack-objects.

* jc/repack-threads:
  repack: accept --threads=<n> and pass it down to pack-objects

6 years agoMerge branch 'sb/reset-recurse-submodules'
Junio C Hamano [Mon, 29 May 2017 03:34:40 +0000 (12:34 +0900)] 
Merge branch 'sb/reset-recurse-submodules'

"git reset" learned "--recurse-submodules" option.

* sb/reset-recurse-submodules:
  builtin/reset: add --recurse-submodules switch
  submodule.c: submodule_move_head works with broken submodules
  submodule.c: uninitialized submodules are ignored in recursive commands
  entry.c: submodule recursing: respect force flag correctly

6 years agodocs/config.txt: fix indefinite article in core.fileMode description
SZEDER Gábor [Thu, 25 May 2017 23:20:46 +0000 (01:20 +0200)] 
docs/config.txt: fix indefinite article in core.fileMode description

Signed-off-by: SZEDER Gábor <szeder.dev@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agoSecond batch for 2.14
Junio C Hamano [Tue, 23 May 2017 04:51:32 +0000 (13:51 +0900)] 
Second batch for 2.14

Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agoMerge branch 'ab/fix-poison-tests'
Junio C Hamano [Tue, 23 May 2017 04:46:08 +0000 (13:46 +0900)] 
Merge branch 'ab/fix-poison-tests'

Update tests to pass under GETTEXT_POISON (a mechanism to ensure
that output strings that should not be translated are not
translated by mistake), and tell TravisCI to run them.

* ab/fix-poison-tests:
  travis-ci: add job to run tests with GETTEXT_POISON
  travis-ci: setup "prove cache" in "script" step
  tests: fix tests broken under GETTEXT_POISON=YesPlease

6 years agoMerge branch 'tb/dedup-crlf-tests'
Junio C Hamano [Tue, 23 May 2017 04:46:07 +0000 (13:46 +0900)] 
Merge branch 'tb/dedup-crlf-tests'

* tb/dedup-crlf-tests:
  t0027: tests are not expensive; remove t0025

6 years agoMerge branch 'jt/push-options-doc'
Junio C Hamano [Tue, 23 May 2017 04:46:07 +0000 (13:46 +0900)] 
Merge branch 'jt/push-options-doc'

The receive-pack program now makes sure that the push certificate
records the same set of push options used for pushing.

* jt/push-options-doc:
  receive-pack: verify push options in cert
  docs: correct receive.advertisePushOptions default

6 years agoMerge branch 'ab/doc-replace-gmane-links'
Junio C Hamano [Tue, 23 May 2017 04:46:05 +0000 (13:46 +0900)] 
Merge branch 'ab/doc-replace-gmane-links'

The Web interface to gmane news archive is long gone, even though
the articles are still accessible via NTTP.  Replace the links with
ones to public-inbox.org.  Because their message identification is
based on the actual message-id, it is likely that it will be easier
to migrate away from it if/when necessary.

* ab/doc-replace-gmane-links:
  doc: replace more gmane links
  doc: replace a couple of broken gmane links

6 years agoMerge branch 'rs/checkout-am-fix-unborn'
Junio C Hamano [Tue, 23 May 2017 04:46:05 +0000 (13:46 +0900)] 
Merge branch 'rs/checkout-am-fix-unborn'

A few codepaths in "checkout" and "am" working on an unborn branch
tried to access an uninitialized piece of memory.

* rs/checkout-am-fix-unborn:
  am: check return value of resolve_refdup before using hash
  checkout: check return value of resolve_refdup before using hash

6 years agoMerge branch 'ls/travis-relays-for-windows-ci'
Junio C Hamano [Tue, 23 May 2017 04:46:03 +0000 (13:46 +0900)] 
Merge branch 'ls/travis-relays-for-windows-ci'

* ls/travis-relays-for-windows-ci:
  travis-ci: retry if Git for Windows CI returns HTTP error 502 or 503
  travis-ci: handle Git for Windows CI status "failed" explicitly

6 years agoMerge branch 'ah/log-decorate-default-to-auto'
Junio C Hamano [Tue, 23 May 2017 04:46:02 +0000 (13:46 +0900)] 
Merge branch 'ah/log-decorate-default-to-auto'

Setting "log.decorate=false" in the configuration file did not take
effect in v2.13, which has been corrected.

* ah/log-decorate-default-to-auto:
  builtin/log: honor log.decorate

6 years agoMerge branch 'bw/submodule-with-bs-path'
Junio C Hamano [Tue, 23 May 2017 04:46:01 +0000 (13:46 +0900)] 
Merge branch 'bw/submodule-with-bs-path'

A hotfix to a topic that is already in v2.13.

* bw/submodule-with-bs-path:
  t7400: add !CYGWIN prerequisite to 'add with \\ in path'

6 years agousage: add NORETURN to BUG() function definitions
Ramsay Jones [Sun, 21 May 2017 22:25:39 +0000 (23:25 +0100)] 
usage: add NORETURN to BUG() function definitions

Commit d8193743e0 ("usage.c: add BUG() function", 12-05-2017) added the
BUG() functions and macros as a replacement for calls to die("BUG: ..").
The use of NORETURN on the declarations (in git-compat-util.h) and the
lack of NORETURN on the function definitions, however, leads sparse to
complain thus:

      SP usage.c
  usage.c:220:6: error: symbol 'BUG_fl' redeclared with different type
  (originally declared at git-compat-util.h:1074) - different modifiers

In order to suppress the sparse error, add the NORETURN to the function
definitions.

Signed-off-by: Ramsay Jones <ramsay@ramsayjones.plus.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agosend-email: Net::SMTP::SSL is obsolete, use only when necessary
Dennis Kaarsemaker [Fri, 24 Mar 2017 21:37:32 +0000 (22:37 +0100)] 
send-email: Net::SMTP::SSL is obsolete, use only when necessary

Net::SMTP itself can do the necessary SSL and STARTTLS bits just fine
since version 1.28, and Net::SMTP::SSL is now deprecated. Since 1.28
isn't that old yet, keep the old code in place and use it when
necessary.

While we're in the area, mark some messages for translation that were
not yet marked as such.

Signed-off-by: Dennis Kaarsemaker <dennis@kaarsemaker.net>
Reviewed-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agorevision.c: ignore broken tags with ignore_missing_links
Jeff King [Sat, 20 May 2017 08:30:25 +0000 (04:30 -0400)] 
revision.c: ignore broken tags with ignore_missing_links

When peeling a tag for prepare_revision_walk(), we do not
respect the ignore_missing_links flag. This can lead to a
bogus error when pack-objects walks the possibly-broken
unreachable-but-recent part of the object graph.

The other link-following all happens via traverse_commit_list(),
which explains why this case was missed. And our tests
covered only broken links from commits. Let's be more
comprehensive and cover broken tree entries (which do work)
and tags (which shows off this bug).

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agoconfig.txt: add an entry for log.showSignature
Kyle Meyer [Fri, 19 May 2017 02:44:51 +0000 (22:44 -0400)] 
config.txt: add an entry for log.showSignature

The configuration variable log.showSignature is mentioned in git-log's
manpage.  Document it in git-config's manpage as well.

Signed-off-by: Kyle Meyer <kyle@kyleam.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agounpack-trees: preserve index extensions
David Turner [Mon, 8 May 2017 09:41:42 +0000 (11:41 +0200)] 
unpack-trees: preserve index extensions

Make git checkout (and other unpack_tree operations) preserve the
untracked cache. This is valuable for two reasons:

1. Often, an unpack_tree operation will not touch large parts of the
working tree, and thus most of the untracked cache will continue to be
valid.

2. Even if the untracked cache were entirely invalidated by such an
operation, the user has signaled their intention to have such a cache,
and we don't want to throw it away.

[jes: backed out the watchman-specific parts]

Signed-off-by: David Turner <dturner@twopensource.com>
Signed-off-by: Ben Peart <benpeart@microsoft.com>
Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agorebase -i: add missing newline to end of message
Phillip Wood [Fri, 19 May 2017 14:32:48 +0000 (15:32 +0100)] 
rebase -i: add missing newline to end of message

The message that's printed when auto-stashed changes are successfully
restored was missing '\n' at the end.

Signed-off-by: Phillip Wood <phillip.wood@dunelm.org.uk>
Acked-by: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agorebase -i: silence stash apply
Phillip Wood [Thu, 18 May 2017 10:02:33 +0000 (11:02 +0100)] 
rebase -i: silence stash apply

The shell version of rebase -i silences the status output from 'git
stash apply' when restoring the autostashed changes. The C version
does not.

Having the output from git stash apply on the screen is
distracting as it makes it difficult to find the message from git
rebase saying that the rebase succeeded. Also the status information
that git stash prints talks about looking in .git/rebase-merge/done to
see which commits have been applied. As .git/rebase-merge is removed
shortly after the message is printed before rebase -i exits this is
confusing.

Signed-off-by: Phillip Wood <phillip.wood@dunelm.org.uk>
Acked-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agorebase -i: fix reflog message
Phillip Wood [Thu, 18 May 2017 10:02:32 +0000 (11:02 +0100)] 
rebase -i: fix reflog message

When rebase -i was converted to C a bug was introduced into the code
that creates the reflog message. Instead of saying
rebase -i (finish): <head-name> onto <onto>
it says
rebase -i (finish): <head-name> onto <orig-head><onto>
as the strbuf is not reset between reading the value of <orig-head>
and <onto>.

Signed-off-by: Phillip Wood <phillip.wood@dunelm.org.uk>
Acked-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agoref-filter: resolve HEAD when parsing %(HEAD) atom
Jeff King [Fri, 19 May 2017 06:12:12 +0000 (02:12 -0400)] 
ref-filter: resolve HEAD when parsing %(HEAD) atom

If the user asks to display (or sort by) the %(HEAD) atom,
ref-filter has to compare each refname to the value of HEAD.
We do so by resolving HEAD fresh when calling populate_value()
on each ref. If there are a large number of refs, this can
have a measurable impact on runtime.

Instead, let's resolve HEAD once when we realize we need the
%(HEAD) atom, allowing us to do a simple string comparison
for each ref. On a repository with 3000 branches (high, but
an actual example found in the wild) this drops the
best-of-five time to run "git branch >/dev/null" from 59ms
to 48ms (~20% savings).

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agoname-rev: change a "long" variable to timestamp_t
Junio C Hamano [Sat, 20 May 2017 05:39:43 +0000 (14:39 +0900)] 
name-rev: change a "long" variable to timestamp_t

Earlier dddbad72 ("timestamp_t: a new data type for timestamps",
2017-04-26) updated all in-core variables, fields and function
return values that are used to store "seconds since epoch" to a new
type timestamp_t.  Unfortunately one variable "cutoff", which is
used to keep track of the oldest timestamp of commit we saw on the
command line, was "long" and left behind.

Update it to timestamp_t as well.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agointerpret-trailers: honor the cut line
Brian Malehorn [Tue, 16 May 2017 06:06:49 +0000 (23:06 -0700)] 
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>
6 years agot5400: avoid concurrent writes into a trace file
Jeff King [Thu, 18 May 2017 05:02:09 +0000 (01:02 -0400)] 
t5400: avoid concurrent writes into a trace file

One test in t5400 examines the packet exchange between git-push and
git-receive-pack. The latter inherits the GIT_TRACE_PACKET environment
variable, so that both processes dump trace data into the same file
concurrently. This should not be a problem because the trace file is
opened with O_APPEND.

On Windows, however, O_APPEND is not atomic as it should be: it is
emulated as lseek(SEEK_END) followed by write(). For this reason, the
test is unreliable: it can happen that one process overwrites a line
that was just written by the other process. As a consequence, the test
sometimes does not find one or another line that is expected (and it is
also successful occasionally).

The test case is actually only interested in the output of git-push.
To ensure that only git-push writes to the trace file, override the
receive-pack command such that it does not even open the trace file.

Reported-by: Johannes Sixt <j6t@kdbg.org>
Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agot5545: enhance test coverage when no http server is installed
Stefan Beller [Wed, 17 May 2017 03:11:03 +0000 (20:11 -0700)] 
t5545: enhance test coverage when no http server is installed

In commit 438fc68462 ("push options: pass push options to the transport
helper", 08-02-2017), the test coverage was reduced to run no tests at all
if you lack a http server.  Move the http initialization to the end,
such that only http tests are skipped when a http server is missing.

The test in between that tests submodule propagation is safe to run before
the http tests as it makes its own test directories `parent` and
`parent_upstream`.

Noticed-by: Ramsay Jones <ramsay@ramsayjones.plus.com>
Signed-off-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agotest: allow skipping the remainder
Junio C Hamano [Thu, 18 May 2017 02:52:20 +0000 (11:52 +0900)] 
test: allow skipping the remainder

Because TAP output does not like to see the remainder of the test
getting skipped after running one or more tests, bf4b7219
("test-lib.sh: Add check for invalid use of 'skip_all' facility",
2012-09-01) made sure that test_done errors out when this happens.

Instead, loosen the check so that we only pretend that the rest of
the test script did not exist in such a case.  We'd lose a bit of
information (i.e. TAP does not notice that we are skipping some
tests), but not very much (i.e. TAP wasn't told how many tests are
skipped anyway).

This will allow inclusion of lib-httpd.sh in the middle of a test,
which will skip the remainder of the test scripts when tests that
involve web server are declined with GIT_TEST_HTTPD=false, for
example.

Acked-by: Ramsay Jones <ramsay@ramsayjones.plus.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agocompletion: add git stash push
Thomas Gummerer [Tue, 16 May 2017 19:59:45 +0000 (20:59 +0100)] 
completion: add git stash push

When introducing git stash push in f5727e26e4 ("stash: introduce push
verb", 2017-02-19), I forgot to add it to the completion code. Add it
now.

Signed-off-by: Thomas Gummerer <t.gummerer@gmail.com>
Reviewed-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agoconfig: match both symlink & realpath versions in IncludeIf.gitdir:*
Ævar Arnfjörð Bjarmason [Tue, 16 May 2017 08:28:46 +0000 (08:28 +0000)] 
config: match both symlink & realpath versions in IncludeIf.gitdir:*

Change the conditional inclusion mechanism to support
e.g. gitdir:~/git_tree/repo where ~/git_tree is a symlink to
/mnt/stuff/repo.

This worked in the initial version of this facility[1], but regressed
later in the series while solving a related bug[2].

Now gitdir: will match against the symlinked
path (e.g. gitdir:~/git_tree/repo) in addition to the current
/mnt/stuff/repo path.

Since this is already in a release version note in the documentation
that this behavior changed, so users who expect their configuration to
work on both v2.13.0 and some future version of git with this fix
aren't utterly confused.

1. commit 3efd0bedc6 ("config: add conditional include", 2017-03-01)
2. commit 86f9515708 ("config: resolve symlinks in conditional
   include's patterns", 2017-04-05)

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agoStart post 2.13 cycle
Junio C Hamano [Tue, 16 May 2017 02:52:09 +0000 (11:52 +0900)] 
Start post 2.13 cycle

Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agoMerge branch 'js/larger-timestamps'
Junio C Hamano [Tue, 16 May 2017 02:51:59 +0000 (11:51 +0900)] 
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

6 years agoMerge branch 'jc/apply-fix-mismerge'
Junio C Hamano [Tue, 16 May 2017 02:51:59 +0000 (11:51 +0900)] 
Merge branch 'jc/apply-fix-mismerge'

* jc/apply-fix-mismerge:
  apply.c: fix whitespace-only mismerge

6 years agoMerge branch 'ab/aix-needs-compat-regex'
Junio C Hamano [Tue, 16 May 2017 02:51:58 +0000 (11:51 +0900)] 
Merge branch 'ab/aix-needs-compat-regex'

Build fix.

* ab/aix-needs-compat-regex:
  config.mak.uname: set NO_REGEX=NeedsStartEnd on AIX

6 years agoMerge branch 'jn/credential-doc-on-clear'
Junio C Hamano [Tue, 16 May 2017 02:51:57 +0000 (11:51 +0900)] 
Merge branch 'jn/credential-doc-on-clear'

Doc update.

* jn/credential-doc-on-clear:
  credential doc: make multiple-helper behavior more prominent

6 years agoMerge branch 'jn/clone-add-empty-config-from-command-line'
Junio C Hamano [Tue, 16 May 2017 02:51:56 +0000 (11:51 +0900)] 
Merge branch 'jn/clone-add-empty-config-from-command-line'

"git clone --config var=val" is a way to populate the
per-repository configuration file of the new repository, but it did
not work well when val is an empty string.  This has been fixed.

* jn/clone-add-empty-config-from-command-line:
  clone: handle empty config values in -c

6 years agoMerge branch 'bw/submodule-has-commits-update'
Junio C Hamano [Tue, 16 May 2017 02:51:56 +0000 (11:51 +0900)] 
Merge branch 'bw/submodule-has-commits-update'

Code clean-up and duplicate removal.

* bw/submodule-has-commits-update:
  submodule: refactor logic to determine changed submodules
  submodule: improve submodule_has_commits()
  submodule: change string_list changed_submodule_paths
  submodule: remove add_oid_to_argv()
  submodule: rename free_submodules_sha1s()
  submodule: rename add_sha1_to_array()

6 years agoMerge branch 'ls/travis-doc-asciidoctor'
Junio C Hamano [Tue, 16 May 2017 02:51:55 +0000 (11:51 +0900)] 
Merge branch 'ls/travis-doc-asciidoctor'

Travis CI gained a task to format the documentation with both
AsciiDoc and AsciiDoctor.

* ls/travis-doc-asciidoctor:
  travis-ci: check AsciiDoc/AsciiDoctor stderr output
  travis-ci: unset compiler for jobs that do not need one
  travis-ci: parallelize documentation build
  travis-ci: build documentation with AsciiDoc and Asciidoctor

6 years agoMerge branch 'rs/large-zip'
Junio C Hamano [Tue, 16 May 2017 02:51:54 +0000 (11:51 +0900)] 
Merge branch 'rs/large-zip'

"git archive --format=zip" learned to use zip64 extension when
necessary to go beyond the 4GB limit.

* rs/large-zip:
  t5004: require 64-bit support for big ZIP tests
  archive-zip: set version field for big files correctly
  archive-zip: support files bigger than 4GB
  archive-zip: support archives bigger than 4GB
  archive-zip: write ZIP dir entry directly to strbuf
  archive-zip: use strbuf for ZIP directory
  archive-zip: add tests for big ZIP archives

6 years agoMerge branch 'ab/clone-no-tags'
Junio C Hamano [Tue, 16 May 2017 02:51:54 +0000 (11:51 +0900)] 
Merge branch 'ab/clone-no-tags'

"git clone" learned the "--no-tags" option not to fetch all tags
initially, and also set up the tagopt not to follow any tags in
subsequent fetches.

* ab/clone-no-tags:
  tests: rename a test having to do with shallow submodules
  clone: add a --no-tags option to clone without tags
  tests: change "cd ... && git fetch" to "cd &&\n\tgit fetch"

6 years agoMerge branch 'sk/status-short-branch-color-config'
Junio C Hamano [Tue, 16 May 2017 02:51:53 +0000 (11:51 +0900)] 
Merge branch 'sk/status-short-branch-color-config'

The colors in which "git status --short --branch" showed the names
of the current branch and its remote-tracking branch are now
configurable.

* sk/status-short-branch-color-config:
  status: add color config slots for branch info in "--short --branch"
  status: fix missing newline when comment chars are disabled

6 years agoMerge branch 'jk/am-leakfix'
Junio C Hamano [Tue, 16 May 2017 02:51:53 +0000 (11:51 +0900)] 
Merge branch 'jk/am-leakfix'

The codepath in "git am" that is used when running "git rebase"
leaked memory held for the log message of the commits being rebased.

* jk/am-leakfix:
  am: shorten ident_split variable name in get_commit_info()
  am: simplify allocations in get_commit_info()
  am: fix commit buffer leak in get_commit_info()

6 years agoMerge branch 'jt/use-trailer-api-in-commands'
Junio C Hamano [Tue, 16 May 2017 02:51:52 +0000 (11:51 +0900)] 
Merge branch 'jt/use-trailer-api-in-commands'

"git cherry-pick" and other uses of the sequencer machinery
mishandled a trailer block whose last line is an incomplete line.
This has been fixed so that an additional sign-off etc. are added
after completing the existing incomplete line.

* jt/use-trailer-api-in-commands:
  sequencer: add newline before adding footers

6 years agoMerge branch 'nd/worktree-kill-parse-ref'
Junio C Hamano [Tue, 16 May 2017 02:51:51 +0000 (11:51 +0900)] 
Merge branch 'nd/worktree-kill-parse-ref'

"git gc" did not interact well with "git worktree"-managed
per-worktree refs.

* nd/worktree-kill-parse-ref:
  refs: kill set_worktree_head_symref()
  worktree.c: kill parse_ref() in favor of refs_resolve_ref_unsafe()
  refs: introduce get_worktree_ref_store()
  refs: add REFS_STORE_ALL_CAPS
  refs.c: make submodule ref store hashmap generic
  environment.c: fix potential segfault by get_git_common_dir()

6 years agoMerge branch 'dt/gc-ignore-old-gc-logs'
Junio C Hamano [Tue, 16 May 2017 02:51:50 +0000 (11:51 +0900)] 
Merge branch 'dt/gc-ignore-old-gc-logs'

Attempt to allow us notice "fishy" situation where we fail to
remove the temporary directory used during the test.

* dt/gc-ignore-old-gc-logs:
  test-lib: retire $remove_trash variable
  test-lib.sh: do not barf under --debug at the end of the test
  test-lib: abort when can't remove trash directory

6 years agoMerge branch 'jk/no-null-sha1-in-cache-tree'
Junio C Hamano [Tue, 16 May 2017 02:51:50 +0000 (11:51 +0900)] 
Merge branch 'jk/no-null-sha1-in-cache-tree'

Code to update the cache-tree has been tightened so that we won't
accidentally write out any 0{40} entry in the tree object.

* jk/no-null-sha1-in-cache-tree:
  cache-tree: reject entries with null sha1

6 years agoMerge branch 'dt/raise-core-packed-git-limit'
Junio C Hamano [Tue, 16 May 2017 02:51:49 +0000 (11:51 +0900)] 
Merge branch 'dt/raise-core-packed-git-limit'

The default packed-git limit value has been raised on larger
platforms to save "git fetch" from a (recoverable) failure while
"gc" is running in parallel.

* dt/raise-core-packed-git-limit:
  Increase core.packedGitLimit

6 years agosend-email: support validate hook
Jonathan Tan [Fri, 12 May 2017 22:38:26 +0000 (15:38 -0700)] 
send-email: support validate hook

Currently, send-email has support for rudimentary e-mail validation.
Allow the user to add support for more validation by providing a
sendemail-validate hook.

Helped-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Jonathan Tan <jonathantanmy@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agop0004: don't error out if test repo is too small
René Scharfe [Sat, 13 May 2017 16:03:50 +0000 (18:03 +0200)] 
p0004: don't error out if test repo is too small

Repositories with less than 4000 entries are always handled using a
single thread, causing test-lazy-init-name-hash --multi to error out.
Don't abort the whole test script in that case, but simply skip the
multi-threaded performance check.  We can still use it to compare the
single-threaded speed of different versions in that case.

Signed-off-by: Rene Scharfe <l.s.r@web.de>
Acked-by: Jeff Hostetler <git@jeffhostetler.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agop0004: don't abort if multi-threaded is too slow
René Scharfe [Sat, 13 May 2017 16:03:22 +0000 (18:03 +0200)] 
p0004: don't abort if multi-threaded is too slow

If the single-threaded variant beats the multi-threaded one then we may
have a performance bug, but that doesn't justify aborting the test.
Drop that check; we can compare the results for --single and --multi
using the actual performance tests.

Signed-off-by: Rene Scharfe <l.s.r@web.de>
Acked-by: Jeff Hostetler <git@jeffhostetler.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agop0004: use test_perf
René Scharfe [Sat, 13 May 2017 16:02:32 +0000 (18:02 +0200)] 
p0004: use test_perf

The perf test suite (more specifically: t/perf/aggregate.perl) requires
each test script to write test results into a file, otherwise it aborts
when aggregating.  Add actual performance tests with test_perf to allow
p0004 to be run together with other perf scripts.

Calibrate the value for the parameter --count based on the size of the
test repository, in order to get meaningful results with smaller repos
yet still be able to finish the script against huge ones without having
to wait for hours.

Signed-off-by: Rene Scharfe <l.s.r@web.de>
Acked-by: Jeff Hostetler <git@jeffhostetler.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agop0004: avoid using pipes
René Scharfe [Sat, 13 May 2017 16:00:15 +0000 (18:00 +0200)] 
p0004: avoid using pipes

The return code of commands on the producing end of a pipe is ignored.
Evaluate the outcome of test-lazy-init-name-hash by calling sort
separately.

Signed-off-by: Rene Scharfe <l.s.r@web.de>
Acked-by: Jeff Hostetler <git@jeffhostetler.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agop0004: simplify calls of test-lazy-init-name-hash
René Scharfe [Sat, 13 May 2017 15:59:46 +0000 (17:59 +0200)] 
p0004: simplify calls of test-lazy-init-name-hash

The test library puts helpers into $PATH, so we can simply call them
without specifying their location.

The suffix $X is also not necessary because .exe files on Windows can be
started without specifying their extension, and on other platforms it's
empty anyway.

Signed-off-by: Rene Scharfe <l.s.r@web.de>
Acked-by: Jeff Hostetler <git@jeffhostetler.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agofetch-pack: always allow fetching of literal SHA1s
Jonathan Tan [Mon, 15 May 2017 17:32:20 +0000 (10:32 -0700)] 
fetch-pack: always allow fetching of literal SHA1s

fetch-pack, when fetching a literal SHA-1 from a server that is not
configured with uploadpack.allowtipsha1inwant (or similar), always
returns an error message of the form "Server does not allow request for
unadvertised object %s". However, it is sometimes the case that such
object is advertised. This situation would occur, for example, if a user
or a script was provided a SHA-1 instead of a branch or tag name for
fetching, and wanted to invoke "git fetch" or "git fetch-pack" using
that SHA-1.

Teach fetch-pack to also check the SHA-1s of the refs in the received
ref advertisement if a literal SHA-1 was given by the user.

Helped-by: Jeff King <peff@peff.net>
Signed-off-by: Jonathan Tan <jonathantanmy@google.com>
Reviewed-by: Jonathan Nieder <jrnieder@gmail.com>
Reviewed-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agodoc: use https links to Wikipedia to avoid http redirects
Sven Strickroth [Sat, 13 May 2017 09:54:51 +0000 (11:54 +0200)] 
doc: use https links to Wikipedia to avoid http redirects

Signed-off-by: Sven Strickroth <email@cs-ware.de>
Reviewed-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agoconvert: update subprocess_read_status() to not die on EOF
Ben Peart [Fri, 5 May 2017 15:28:02 +0000 (11:28 -0400)] 
convert: update subprocess_read_status() to not die on EOF

Enable sub-processes to gracefully handle when the process dies by
updating subprocess_read_status to return an error on EOF instead of
dying.

Update apply_multi_file_filter to take advantage of the revised
subprocess_read_status.

Signed-off-by: Ben Peart <benpeart@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agosub-process: move sub-process functions into separate files
Ben Peart [Fri, 5 May 2017 15:28:01 +0000 (11:28 -0400)] 
sub-process: move sub-process functions into separate files

Move the sub-proces functions into sub-process.h/c.  Add documentation
for the new module in Documentation/technical/api-sub-process.txt

Signed-off-by: Ben Peart <benpeart@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agoconvert: rename reusable sub-process functions
Ben Peart [Fri, 5 May 2017 15:28:00 +0000 (11:28 -0400)] 
convert: rename reusable sub-process functions

Do a mechanical rename of the functions that will become the reusable
sub-process module.

Signed-off-by: Ben Peart <benpeart@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agoconvert: update generic functions to only use generic data structures
Ben Peart [Fri, 5 May 2017 15:27:59 +0000 (11:27 -0400)] 
convert: update generic functions to only use generic data structures

Update all functions that are going to be moved into a reusable module
so that they only work with the reusable data structures.  Move code
that is specific to the filter out into the filter specific functions.

Signed-off-by: Ben Peart <benpeart@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agoconvert: separate generic structures and variables from the filter specific ones
Ben Peart [Fri, 5 May 2017 15:27:58 +0000 (11:27 -0400)] 
convert: separate generic structures and variables from the filter specific ones

To enable future reuse of the filter.<driver>.process infrastructure,
split the cmd2process structure into two separate parts.

subprocess_entry will now contain the generic data required to manage
the creation and tracking of the child process in a hashmap.

cmd2process is a filter protocol specific structure that is used to
track the negotiated capabilities of the filter.

Signed-off-by: Ben Peart <benpeart@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
6 years agoconvert: split start_multi_file_filter() into two separate functions
Ben Peart [Fri, 5 May 2017 15:27:57 +0000 (11:27 -0400)] 
convert: split start_multi_file_filter() into two separate functions

To enable future reuse of the filter.<driver>.process infrastructure,
split start_multi_file_filter() into two separate parts.

start_multi_file_filter() will now only contain the generic logic to
manage the creation and tracking of the child process in a hashmap.

start_multi_file_filter_fn() is a protocol specific initialization
function that will negotiate the multi-file-filter interface version
and capabilities.

Signed-off-by: Ben Peart <benpeart@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>