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2018-01-05Merge branch 'jh/memihash-opt'Libravatar Junio C Hamano1-1/+1
Squelch compiler warning. * jh/memihash-opt: t/helper/test-lazy-name-hash: fix compilation
2018-01-05Merge branch 'tb/test-lint-wc-l'Libravatar Junio C Hamano1-0/+1
Test update. * tb/test-lint-wc-l: check-non-portable-shell.pl: `wc -l` may have leading WS
2018-01-05Merge branch 'ld/p4-multiple-shelves'Libravatar Junio C Hamano1-10/+14
"git p4" update. * ld/p4-multiple-shelves: git-p4: update multiple shelved change lists
2018-01-05Merge branch 'ew/empty-merge-with-dirty-index'Libravatar Junio C Hamano1-5/+21
"git merge -s recursive" did not correctly abort when the index is dirty, if the merged tree happened to be the same as the current HEAD, which has been fixed. * ew/empty-merge-with-dirty-index: merge-recursive: avoid incorporating uncommitted changes in a merge move index_has_changes() from builtin/am.c to merge.c for reuse t6044: recursive can silently incorporate dirty changes in a merge
2018-01-05Merge branch 'jk/test-suite-tracing'Libravatar Junio C Hamano3-18/+40
Assorted fixes around running tests with "-x" tracing option. * jk/test-suite-tracing: t/Makefile: introduce TEST_SHELL_PATH test-lib: make "-x" work with "--verbose-log" t5615: avoid re-using descriptor 4 test-lib: silence "-x" cleanup under bash
2017-12-28Merge branch 'sb/describe-blob'Libravatar Junio C Hamano2-1/+112
"git describe" was taught to dig trees deeper to find a <commit-ish>:<path> that refers to a given blob object. * sb/describe-blob: builtin/describe.c: describe a blob builtin/describe.c: factor out describe_commit builtin/describe.c: print debug statements earlier builtin/describe.c: rename `oid` to avoid variable shadowing revision.h: introduce blob/tree walking in order of the commits list-objects.c: factor out traverse_trees_and_blobs t6120: fix typo in test name
2017-12-28Merge branch 'hi/merge-verify-sig-config'Libravatar Junio C Hamano2-0/+126
"git merge" learned to pay attention to merge.verifySignatures configuration variable and pretend as if '--verify-signatures' option was given from the command line. * hi/merge-verify-sig-config: t5573, t7612: clean up after unexpected success of 'pull' and 'merge' t: add tests for pull --verify-signatures merge: add config option for verifySignatures
2017-12-28Merge branch 'bp/fsmonitor'Libravatar Junio C Hamano1-2/+1
Test fix. * bp/fsmonitor: p7519: improve check for prerequisite WATCHMAN
2017-12-28Merge branch 'tz/lib-git-svn-svnserve-tests'Libravatar Junio C Hamano1-11/+13
* tz/lib-git-svn-svnserve-tests: t/lib-git-svn.sh: improve svnserve tests with parallel make test t/lib-git-svn: cleanup inconsistent tab/space usage
2017-12-28Merge branch 'ew/svn-crlf'Libravatar Junio C Hamano1-0/+27
"git svn" has been updated to strip CRs in the commit messages, as recent versions of Subversion rejects them. * ew/svn-crlf: git-svn: convert CRLF to LF in commit message to SVN
2017-12-28Merge branch 'cc/skip-to-optional-val'Libravatar Junio C Hamano1-48/+62
Introduce a helper to simplify code to parse a common pattern that expects either "--key" or "--key=<something>". * cc/skip-to-optional-val: t4045: reindent to make helpers readable diff: add tests for --relative without optional prefix value diff: use skip_to_optional_arg_default() in parsing --relative diff: use skip_to_optional_arg_default() diff: use skip_to_optional_arg() index-pack: use skip_to_optional_arg() git-compat-util: introduce skip_to_optional_arg()
2017-12-27Merge branch 'sb/test-helper-excludes'Libravatar Junio C Hamano1-41/+5
Simplify the ignore rules for t/helper directory. * sb/test-helper-excludes: t/helper: ignore everything but sources
2017-12-27Merge branch 'es/clone-shared-worktree'Libravatar Junio C Hamano1-0/+6
"git clone --shared" to borrow from a (secondary) worktree did not work, even though "git clone --local" did. Both are now accepted. * es/clone-shared-worktree: clone: support 'clone --shared' from a worktree
2017-12-27Merge branch 'jt/decorate-api'Libravatar Junio C Hamano3-0/+85
A few structures and variables that are implementation details of the decorate API have been renamed and then the API got documented better. * jt/decorate-api: decorate: clean up and document API
2017-12-27Merge branch 'es/worktree-checkout-hook'Libravatar Junio C Hamano1-0/+29
"git worktree add" learned to run the post-checkout hook, just like "git checkout" does, after the initial checkout. * es/worktree-checkout-hook: worktree: invoke post-checkout hook (unless --no-checkout)
2017-12-27Merge branch 'lb/rebase-i-short-command-names'Libravatar Junio C Hamano1-0/+22
With a configuration variable rebase.abbreviateCommands set, "git rebase -i" produces the todo list with a single-letter command names. * lb/rebase-i-short-command-names: sequencer.c: drop 'const' from function return type t3404: add test case for abbreviated commands rebase -i: learn to abbreviate command names rebase -i -x: add exec commands via the rebase--helper rebase -i: update functions to use a flags parameter rebase -i: replace reference to sha1 with oid rebase -i: refactor transform_todo_ids rebase -i: set commit to null in exec commands Documentation: use preferred name for the 'todo list' script Documentation: move rebase.* configs to new file
2017-12-27Merge branch 'tb/check-crlf-for-safe-crlf'Libravatar Junio C Hamano1-5/+72
The "safe crlf" check incorrectly triggered for contents that does not use CRLF as line endings, which has been corrected. * tb/check-crlf-for-safe-crlf: t0027: Adapt the new MIX tests to Windows convert: tighten the safe autocrlf handling
2017-12-27Merge branch 'jh/object-filtering'Libravatar Junio C Hamano2-0/+600
In preparation for implementing narrow/partial clone, the object walking machinery has been taught a way to tell it to "filter" some objects from enumeration. * jh/object-filtering: rev-list: support --no-filter argument list-objects-filter-options: support --no-filter list-objects-filter-options: fix 'keword' typo in comment pack-objects: add list-objects filtering rev-list: add list-objects filtering support list-objects: filter objects in traverse_commit_list oidset: add iterator methods to oidset oidmap: add oidmap iterator methods dir: allow exclusions from blob in addition to file
2017-12-22git-p4: update multiple shelved change listsLibravatar Luke Diamand1-10/+14
--update-shelve can now be specified multiple times on the command-line, to update multiple shelved changelists in a single submit. This then means that a git patch series can be mirrored to a sequence of shelved changelists, and (relatively easily) kept in sync as changes are made in git. Note that Perforce does not really support overlapping shelved changelists where one change touches the files modified by another. Trying to do this will result in merge conflicts. Signed-off-by: Luke Diamand <luke@diamand.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-12-22check-non-portable-shell.pl: `wc -l` may have leading WSLibravatar Torsten Bögershausen1-0/+1
Test scripts count number of lines in an output and check it againt its expectation. fb3340a6 ("test-lib: introduce test_line_count to measure files", 2010-10-31) introduced a helper to show a failure in such a test in a more readable way than comparing `wc -l` output with a number. Besides, on some platforms, "$(wc -l <file)" is padded with leading whitespace on the left, so test "$(wc -l <file)" = 4 would not work (most notably on macosX); the users of test_line_count helper would not suffer from such a portability glitch. Add a check in check-non-portable-shell.pl to find '"' between `wc -l` and '=' and hint the user about test_line_count(). Signed-off-by: Torsten Bögershausen <tboegi@web.de> Reviewed-by: Johannes Schindelin <Johannes.Schindelin@gmx.de> Helped-by: Eric Sunshine <sunshine@sunshineco.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-12-22Merge branch 'ew/empty-merge-with-dirty-index-maint' into ↵Libravatar Junio C Hamano1-5/+21
ew/empty-merge-with-dirty-index * ew/empty-merge-with-dirty-index-maint: merge-recursive: avoid incorporating uncommitted changes in a merge move index_has_changes() from builtin/am.c to merge.c for reuse t6044: recursive can silently incorporate dirty changes in a merge
2017-12-22merge-recursive: avoid incorporating uncommitted changes in a mergeLibravatar Elijah Newren1-1/+1
builtin/merge.c contains this important requirement for merge strategies: /* * At this point, we need a real merge. No matter what strategy * we use, it would operate on the index, possibly affecting the * working tree, and when resolved cleanly, have the desired * tree in the index -- this means that the index must be in * sync with the head commit. The strategies are responsible * to ensure this. */ merge-recursive does not do this check directly, instead it relies on unpack_trees() to do it. However, merge_trees() has a special check for the merge branch exactly matching the merge base; when it detects that situation, it returns early without calling unpack_trees(), because it knows that the HEAD commit already has the correct result. Unfortunately, it didn't check that the index matched HEAD, so after it returned, the outer logic ended up creating a merge commit that included something other than HEAD. Signed-off-by: Elijah Newren <newren@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-12-22t6044: recursive can silently incorporate dirty changes in a mergeLibravatar Elijah Newren1-5/+21
The recursive merge strategy has some special handling when the tree for the merge branch exactly matches the merge base, but that code path is missing checks for the index having changes relative to HEAD. Add a testcase covering this scenario. Reported-by: Andreas Krey <a.krey@gmx.de> Signed-off-by: Elijah Newren <newren@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-12-22t/helper/test-lazy-name-hash: fix compilationLibravatar Stefan Beller1-1/+1
I was compiling origin/master today with DEVELOPER compiler flags and was greeted by: t/helper/test-lazy-init-name-hash.c: In function ‘cmd_main’: t/helper/test-lazy-init-name-hash.c:172:5: error: ‘nr_threads_used’ may be used uninitilized in this function [-Werror=maybe-uninitialized] printf("avg [size %8d] [single %f] %c [multi %f %d]\n", ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ nr, ~~~ (double)avg_single/1000000000, ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ (avg_single < avg_multi ? '<' : '>'), ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ (double)avg_multi/1000000000, ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ nr_threads_used); ~~~~~~~~~~~~~~~~ t/helper/test-lazy-init-name-hash.c:115:6: note: ‘nr_threads_used’ was declared here int nr_threads_used; ^~~~~~~~~~~~~~~ I do not see how we can arrive at that line without having `nr_threads_used` initialized, as we'd have `count > 1` (which asserts that we ran the loop above at least once, such that it *should* be initialized). Just clear the variable at the beginning of the function to squelch the warning. Signed-off-by: Stefan Beller <sbeller@google.com> Acked-by: Jeff Hostetler <jeffhost@microsoft.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-12-19t5573, t7612: clean up after unexpected success of 'pull' and 'merge'Libravatar Junio C Hamano2-8/+17
The previous steps added test_when_finished to tests that run 'git pull' or 'git merge' with expectation of success, so that the test after them can start from a known state even when their 'git pull' invocation unexpectedly fails. However, tests that run 'git pull' or 'git merge' expecting it not to succeed forgot to protect later tests the same way---if they unexpectedly succeed, the test after them would start from an unexpected state. Reset and checkout the initial commit after all these tests, whether they expect their invocations to succeed or fail. Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-12-19Merge branch 'ar/unconfuse-three-dots'Libravatar Junio C Hamano18-9/+401
Ancient part of codebase still shows dots after an abbreviated object name just to show that it is not a full object name, but these ellipses are confusing to people who newly discovered Git who are used to seeing abbreviated object names and find them confusing with the range syntax. * ar/unconfuse-three-dots: t2020: test variations that matter t4013: test new output from diff --abbrev --raw diff: diff_aligned_abbrev: remove ellipsis after abbreviated SHA-1 value t4013: prepare for upcoming "diff --raw --abbrev" output format change checkout: describe_detached_head: remove ellipsis after committish print_sha1_ellipsis: introduce helper Documentation: user-manual: limit usage of ellipsis Documentation: revisions: fix typo: "three dot" ---> "three-dot" (in line with "two-dot").
2017-12-19Merge branch 'tg/worktree-create-tracking'Libravatar Junio C Hamano1-0/+130
The way "git worktree add" determines what branch to create from where and checkout in the new worktree has been updated a bit. * tg/worktree-create-tracking: add worktree.guessRemote config option worktree: add --guess-remote flag to add subcommand worktree: make add <path> <branch> dwim worktree: add --[no-]track option to the add subcommand worktree: add can be created from any commit-ish checkout: factor out functions to new lib file
2017-12-19Merge branch 'bw/submodule-config-cleanup'Libravatar Junio C Hamano1-0/+17
Recent update to the submodule configuration code broke "diff-tree" by accidentally stopping to read from the index upfront. * bw/submodule-config-cleanup: diff-tree: read the index so attribute checks work in bare repositories
2017-12-19Merge branch 'bw/pathspec-match-submodule-boundary'Libravatar Junio C Hamano1-0/+19
An v2.12-era regression in pathspec match logic, which made it look into submodule tree even when it is not desired, has been fixed. * bw/pathspec-match-submodule-boundary: pathspec: only match across submodule boundaries when requested
2017-12-19Merge branch 'jt/diff-anchored-patience'Libravatar Junio C Hamano1-0/+94
"git diff" learned a variant of the "--patience" algorithm, to which the user can specify which 'unique' line to be used as anchoring points. * jt/diff-anchored-patience: diff: support anchoring line(s)
2017-12-19Merge branch 'en/rename-progress'Libravatar Junio C Hamano1-0/+15
Historically, the diff machinery for rename detection had a hardcoded limit of 32k paths; this is being lifted to allow users trade cycles with a (possibly) easier to read result. * en/rename-progress: diffcore-rename: make diff-tree -l0 mean -l<large> sequencer: show rename progress during cherry picks diff: remove silent clamp of renameLimit progress: fix progress meters when dealing with lots of work sequencer: warn when internal merge may be suboptimal due to renameLimit
2017-12-19builtin/describe.c: describe a blobLibravatar Stefan Beller1-0/+34
Sometimes users are given a hash of an object and they want to identify it further (ex.: Use verify-pack to find the largest blobs, but what are these? or [1]) When describing commits, we try to anchor them to tags or refs, as these are conceptually on a higher level than the commit. And if there is no ref or tag that matches exactly, we're out of luck. So we employ a heuristic to make up a name for the commit. These names are ambiguous, there might be different tags or refs to anchor to, and there might be different path in the DAG to travel to arrive at the commit precisely. When describing a blob, we want to describe the blob from a higher layer as well, which is a tuple of (commit, deep/path) as the tree objects involved are rather uninteresting. The same blob can be referenced by multiple commits, so how we decide which commit to use? This patch implements a rather naive approach on this: As there are no back pointers from blobs to commits in which the blob occurs, we'll start walking from any tips available, listing the blobs in-order of the commit and once we found the blob, we'll take the first commit that listed the blob. For example git describe --tags v0.99:Makefile conversion-901-g7672db20c2:Makefile tells us the Makefile as it was in v0.99 was introduced in commit 7672db20. The walking is performed in reverse order to show the introduction of a blob rather than its last occurrence. [1] https://stackoverflow.com/questions/223678/which-commit-has-this-blob Signed-off-by: Stefan Beller <sbeller@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-12-18p7519: improve check for prerequisite WATCHMANLibravatar René Scharfe1-2/+1
The return code of command -v with a non-existing command is 1 in bash and 127 in dash. Use that return code directly to allow the script to work with dash and without watchman (e.g. on Debian). While at it stop redirecting the output. stderr is redirected to /dev/null by test_lazy_prereq already, and stdout can actually be useful -- the path of the found watchman executable is sent there, but it's shown only if the script was run with --verbose. Signed-off-by: Rene Scharfe <l.s.r@web.de> Acked-by: Ben Peart <benpeart@microsoft.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-12-14t/lib-git-svn.sh: improve svnserve tests with parallel make testLibravatar Todd Zullinger1-2/+4
Setting SVNSERVE_PORT enables several tests which require a local svnserve daemon to be run (in t9113 & t9126). The tests share setup of the local svnserve via `start_svnserve()`. The function uses svnserve's `--listen-once` option, which causes svnserve to accept one connection on the port, serve it, and exit. When running the tests in parallel this fails if one test tries to start svnserve while the other is still running. Use the test number as the svnserve port (similar to httpd tests) to avoid port conflicts. Developers can set GIT_TEST_SVNSERVE to any value other than 'false' or 'auto' to enable these tests. Acked-by: Eric Wong <e@80x24.org> Reviewed-by: Jonathan Nieder <jrnieder@gmail.com> Signed-off-by: Todd Zullinger <tmz@pobox.com>
2017-12-14t/lib-git-svn: cleanup inconsistent tab/space usageLibravatar Todd Zullinger1-11/+11
Acked-by: Eric Wong <e@80x24.org> Reviewed-by: Jonathan Nieder <jrnieder@gmail.com> Signed-off-by: Todd Zullinger <tmz@pobox.com>
2017-12-14Merge branch 'svn-crlf' of git://bogomips.org/git-svn into ew/svn-crlfLibravatar Junio C Hamano1-0/+27
* 'svn-crlf' of git://bogomips.org/git-svn: git-svn: convert CRLF to LF in commit message to SVN
2017-12-14git-svn: convert CRLF to LF in commit message to SVNLibravatar Eric Wong1-0/+27
Subversion since 1.6 does not accept CR characters in the commit message, so filter it out on our end before 'git svn dcommit' sets the svn:log property. Reported-by: Brian Bennett <Brian.Bennett@Transamerica.com> Signed-off-by: Eric Wong <e@80x24.org>
2017-12-13Merge branch 'ds/for-each-file-in-obj-micro-optim'Libravatar Junio C Hamano1-0/+4
The code to iterate over loose object files got optimized. * ds/for-each-file-in-obj-micro-optim: sha1_file: use strbuf_add() instead of strbuf_addf()
2017-12-13Merge branch 'tg/t-readme-updates'Libravatar Junio C Hamano1-4/+6
Developer doc updates. * tg/t-readme-updates: t/README: document test_cmp_rev t/README: remove mention of adding copyright notices
2017-12-13Merge branch 'ab/pcre2-grep'Libravatar Junio C Hamano3-0/+20
"git grep" compiled with libpcre2 sometimes triggered a segfault, which is being fixed. * ab/pcre2-grep: grep: fix segfault under -P + PCRE2 <=10.30 + (*NO_JIT) test-lib: add LIBPCRE1 & LIBPCRE2 prerequisites
2017-12-13Merge branch 'ra/decorate-limit-refs'Libravatar Junio C Hamano1-0/+101
The tagnames "git log --decorate" uses to annotate the commits can now be limited to subset of available refs with the two additional options, --decorate-refs[-exclude]=<pattern>. * ra/decorate-limit-refs: log: add option to choose which refs to decorate
2017-12-12t/helper: ignore everything but sourcesLibravatar Stefan Beller1-38/+4
Compiled test helpers in t/helper are out of sync with the .gitignore files quite frequently. This can happen when new test helpers are added, but the explicit .gitignore file is not updated in the same commit, or when you forget to 'make clean' before checking out a different version of git, as the different version may have a different explicit list of test helpers to ignore. Fix this by having an overly broad ignore pattern in that directory: Anything, except C and shell source, will be ignored. Signed-off-by: Stefan Beller <sbeller@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-12-12t: add tests for pull --verify-signaturesLibravatar Hans Jerry Illikainen1-0/+78
Add tests for pull --verify-signatures with untrusted, bad and no signatures. Previously the only test for --verify-signatures was to make sure that pull --rebase --verify-signatures result in a warning (t5520-pull.sh). Signed-off-by: Hans Jerry Illikainen <hji@dyntopia.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-12-12merge: add config option for verifySignaturesLibravatar Hans Jerry Illikainen1-0/+39
git merge --verify-signatures can be used to verify that the tip commit of the branch being merged in is properly signed, but it's cumbersome to have to specify that every time. Add a configuration option that enables this behaviour by default, which can be overridden by --no-verify-signatures. Signed-off-by: Hans Jerry Illikainen <hji@dyntopia.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-12-11t4045: reindent to make helpers readableLibravatar Junio C Hamano1-48/+56
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-12-11diff: add tests for --relative without optional prefix valueLibravatar Jacob Keller1-8/+14
We already have tests for --relative, but they currently only test when a prefix has been provided. This fails to test the case where --relative by itself should use the current directory as the prefix. Teach the check_$type functions to take a directory argument to indicate which subdirectory to run the git commands in. Add a new test which uses this to test --relative without a prefix value. Signed-off-by: Jacob Keller <jacob.keller@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-12-11clone: support 'clone --shared' from a worktreeLibravatar Eric Sunshine1-0/+6
When worktree functionality was originally implemented, the possibility of 'clone --local' from within a worktree was overlooked, with the result that the location of the "objects" directory of the source repository was computed incorrectly, thus the objects could not be copied or hard-linked by the clone. This shortcoming was addressed by 744e469755 (clone: allow --local from a linked checkout, 2015-09-28). However, the related case of 'clone --shared' (despite being handled only a few lines away from the 'clone --local' case) was not fixed by 744e469755, with a similar result of the "objects" directory location being incorrectly computed for insertion into the 'alternates' file. Fix this. Reported-by: Marc-André Lureau <marcandre.lureau@gmail.com> Signed-off-by: Eric Sunshine <sunshine@sunshineco.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-12-08t0027: Adapt the new MIX tests to WindowsLibravatar Torsten Bögershausen1-8/+9
The new MIX tests don't pass under Windows, adapt them to use the correct native line ending. Signed-off-by: Torsten Bögershausen <tboegi@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-12-08decorate: clean up and document APILibravatar Jonathan Tan3-0/+85
Improve the names of the identifiers in decorate.h, document them, and add an example of how to use these functions. The example is compiled and run as part of the test suite. Signed-off-by: Jonathan Tan <jonathantanmy@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-12-08t/Makefile: introduce TEST_SHELL_PATHLibravatar Jeff King2-3/+5
You may want to run the test suite with a different shell than you use to build Git. For instance, you may build with SHELL_PATH=/bin/sh (because it's faster, or it's what you expect to exist on systems where the build will be used) but want to run the test suite with bash (e.g., since that allows using "-x" reliably across the whole test suite). There's currently no good way to do this. You might think that doing two separate make invocations, like: make && make -C t SHELL_PATH=/bin/bash would work. And it _almost_ does. The second make will see our bash SHELL_PATH, and we'll use that to run the individual test scripts (or tell prove to use it to do so). So far so good. But this breaks down when "--tee" or "--verbose-log" is used. Those options cause the test script to actually re-exec itself using $SHELL_PATH. But wait, wouldn't our second make invocation have set SHELL_PATH correctly in the environment? Yes, but test-lib.sh sources GIT-BUILD-OPTIONS, which we built during the first "make". And that overrides the environment, giving us the original SHELL_PATH again. Let's introduce a new variable that lets you specify a specific shell to be run for the test scripts. Note that we have to touch both the main and t/ Makefiles, since we have to record it in GIT-BUILD-OPTIONS in one, and use it in the latter. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>