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2021-03-13use CALLOC_ARRAYLibravatar René Scharfe1-1/+1
Add and apply a semantic patch for converting code that open-codes CALLOC_ARRAY to use it instead. It shortens the code and infers the element size automatically. Signed-off-by: René Scharfe <l.s.r@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-02-05connect, transport: encapsulate arg in structLibravatar Jonathan Tan1-4/+5
In a future patch we plan to return the name of an unborn current branch from deep in the callchain to a caller via a new pointer parameter that points at a variable in the caller when the caller calls get_remote_refs() and transport_get_remote_refs(). In preparation for that, encapsulate the existing ref_prefixes parameter into a struct. The aforementioned unborn current branch will go into this new struct in the future patch. Signed-off-by: Jonathan Tan <jonathantanmy@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-08-24Merge branch 'jk/unleak-fixes'Libravatar Junio C Hamano1-5/+3
Fix some incorrect UNLEAK() annotations. * jk/unleak-fixes: ls-remote: simplify UNLEAK() usage stop calling UNLEAK() before die()
2020-08-13ls-remote: simplify UNLEAK() usageLibravatar Jeff King1-5/+3
We UNLEAK() the "sorting" list created by parsing command-line options (which is essentially used until the program exits). But we do so right before leaving the cmd_ls_remote() function, which means we have to hit all of the exits. But the point of UNLEAK() is that it's an annotation which doesn't impact the variable itself. We can mark it as soon as we're done writing its value, and then we only have to do so once. This gives us a minor code reduction, and serves as a better example of how UNLEAK() can be used. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-07-28strvec: convert builtin/ callers away from argv_array nameLibravatar Jeff King1-3/+3
We eventually want to drop the argv_array name and just use strvec consistently. There's no particular reason we have to do it all at once, or care about interactions between converted and unconverted bits. Because of our preprocessor compat layer, the names are interchangeable to the compiler (so even a definition and declaration using different names is OK). This patch converts all of the files in builtin/ to keep the diff to a manageable size. The conversion was done purely mechanically with: git ls-files '*.c' '*.h' | xargs perl -i -pe ' s/ARGV_ARRAY/STRVEC/g; s/argv_array/strvec/g; ' and then selectively staging files with "git add builtin/". We'll deal with any indentation/style fallouts separately. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-05-27builtin/ls-remote: initialize repository based on fetchLibravatar brian m. carlson1-0/+4
ls-remote may or may not operate within a repository, and as such will not have been initialized with the repository's hash algorithm. Even if it were, the remote side could be using a different algorithm and we would still want to display those refs properly. Find the hash algorithm used by the remote side by querying the transport object and set our hash algorithm accordingly. Without this change, if the remote side is using SHA-256, we truncate the refs to 40 hex characters, since that's the length of the default hash algorithm (SHA-1). Note that technically this is not a correct setting of the repository hash algorithm since, if we are in a repository, it might be one of a different hash algorithm from the remote side. However, our current code paths don't handle multiple algorithms and won't for some time, so this is the best we can do. We rely on the fact that ls-remote never modifies the current repository, which is a reasonable assumption to make. Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-03-21parse_opt_ref_sorting: always use with NONEG flagLibravatar Jeff King1-2/+1
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>
2018-11-13Merge branch 'jk/proto-v2-ref-prefix-fix'Libravatar Junio C Hamano1-8/+5
"git ls-remote $there foo" was broken by recent update for the protocol v2 and stopped showing refs that match 'foo' that are not refs/{heads,tags}/foo, which has been fixed. * jk/proto-v2-ref-prefix-fix: ls-remote: pass heads/tags prefixes to transport ls-remote: do not send ref prefixes for patterns
2018-10-31ls-remote: pass heads/tags prefixes to transportLibravatar Jeff King1-0/+5
Unlike its arbitrary text patterns, the --heads and --tags options to ls-remote are true prefixes. We can pass this information to the transport code. If the v2 protocol is in use, that will reduce the size of the ref advertisement. Note that the test added here succeeds both before and after the patch. This is an optimization, not a bug-fix; it's just making sure we didn't break anything. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-10-31ls-remote: do not send ref prefixes for patternsLibravatar Jeff King1-8/+0
Since b4be74105f (ls-remote: pass ref prefixes when requesting a remote's refs, 2018-03-15), "ls-remote foo" will pass "refs/heads/foo", "refs/tags/foo", etc to the transport code in an attempt to let the other side reduce the size of its advertisement. Unfortunately this is not correct, as ls-remote patterns do not follow the usual ref lookup rules, and are in fact tail-matched. So we could find "refs/heads/foo" or "refs/heads/a/much/deeper/foo" or even "refs/another/hierarchy/foo". Since we can't pass a prefix and there's not yet a v2 extension for matching wildcards, we must disable this feature to keep the same behavior as v1. Reported-by: Jon Simons <jon@jonsimons.org> Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-10-19ls-remote: release memory instead of UNLEAKLibravatar Olga Telezhnaya1-1/+1
Use ref_array_clear() to release memory instead of UNLEAK macros. Signed-off-by: Olga Telezhnaia <olyatelezhnaya@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-05-23Merge branch 'bw/server-options'Libravatar Junio C Hamano1-0/+4
The transport protocol v2 is getting updated further. * bw/server-options: fetch: send server options when using protocol v2 ls-remote: send server options when using protocol v2 serve: introduce the server-option capability
2018-05-08Merge branch 'hn/sort-ls-remote'Libravatar Junio C Hamano1-3/+27
"git ls-remote" learned an option to allow sorting its output based on the refnames being shown. * hn/sort-ls-remote: ls-remote: create '--sort' option
2018-05-08Merge branch 'bw/protocol-v2'Libravatar Junio C Hamano1-2/+13
The beginning of the next-gen transfer protocol. * bw/protocol-v2: (35 commits) remote-curl: don't request v2 when pushing remote-curl: implement stateless-connect command http: eliminate "# service" line when using protocol v2 http: don't always add Git-Protocol header http: allow providing extra headers for http requests remote-curl: store the protocol version the server responded with remote-curl: create copy of the service name pkt-line: add packet_buf_write_len function transport-helper: introduce stateless-connect transport-helper: refactor process_connect_service transport-helper: remove name parameter connect: don't request v2 when pushing connect: refactor git_connect to only get the protocol version once fetch-pack: support shallow requests fetch-pack: perform a fetch using v2 upload-pack: introduce fetch server command push: pass ref prefixes when pushing fetch: pass ref prefixes when fetching ls-remote: pass ref prefixes when requesting a remote's refs transport: convert transport_get_remote_refs to take a list of ref prefixes ...
2018-04-24ls-remote: send server options when using protocol v2Libravatar Brandon Williams1-0/+4
Teach ls-remote to optionally accept server options by specifying them on the cmdline via '-o' or '--server-option'. These server options are sent to the remote end when querying for the remote end's refs using protocol version 2. If communicating using a protocol other than v2 the provided options are ignored and not sent to the remote end. Signed-off-by: Brandon Williams <bmwill@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-04-24Merge branch 'bw/protocol-v2' into HEADLibravatar Junio C Hamano1-2/+13
* bw/protocol-v2: (35 commits) remote-curl: don't request v2 when pushing remote-curl: implement stateless-connect command http: eliminate "# service" line when using protocol v2 http: don't always add Git-Protocol header http: allow providing extra headers for http requests remote-curl: store the protocol version the server responded with remote-curl: create copy of the service name pkt-line: add packet_buf_write_len function transport-helper: introduce stateless-connect transport-helper: refactor process_connect_service transport-helper: remove name parameter connect: don't request v2 when pushing connect: refactor git_connect to only get the protocol version once fetch-pack: support shallow requests fetch-pack: perform a fetch using v2 upload-pack: introduce fetch server command push: pass ref prefixes when pushing fetch: pass ref prefixes when fetching ls-remote: pass ref prefixes when requesting a remote's refs transport: convert transport_get_remote_refs to take a list of ref prefixes ...
2018-04-09ls-remote: create '--sort' optionLibravatar Harald Nordgren1-3/+27
Create a '--sort' option for ls-remote, based on the one from for-each-ref. This e.g. allows ref names to be sorted by version semantics, so that v1.2 is sorted before v1.10. Signed-off-by: Harald Nordgren <haraldnordgren@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-03-15ls-remote: pass ref prefixes when requesting a remote's refsLibravatar Brandon Williams1-2/+13
Construct an argv_array of ref prefixes based on the patterns supplied via the command line and pass them to 'transport_get_remote_refs()' to be used when communicating protocol v2 so that the server can limit the ref advertisement based on those prefixes. Signed-off-by: Brandon Williams <bmwill@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-03-15transport: convert transport_get_remote_refs to take a list of ref prefixesLibravatar Brandon Williams1-1/+1
Teach transport_get_remote_refs() to accept a list of ref prefixes, which will be sent to the server for use in filtering when using protocol v2. (This list will be ignored when not using protocol v2.) Signed-off-by: Brandon Williams <bmwill@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-02-09completion: use __gitcomp_builtin in _git_ls_remoteLibravatar Nguyễn Thái Ngọc Duy1-2/+3
The new completable options are --quiet and --upload-pack=. Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-06-23wildmatch: remove unused wildopts parameterLibravatar Ævar Arnfjörð Bjarmason1-1/+1
Remove the unused wildopts placeholder struct from being passed to all wildmatch() invocations, or rather remove all the boilerplate NULL parameters. This parameter was added back in commit 9b3497cab9 ("wildmatch: rename constants and update prototype", 2013-01-01) as a placeholder for future use. Over 4 years later nothing has made use of it, let's just remove it. It can be added in the future if we find some reason to start using such a parameter. Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-03-30avoid using fixed PATH_MAX buffers for refsLibravatar Jeff King1-4/+6
Many functions which handle refs use a PATH_MAX-sized buffer to do so. This is mostly reasonable as we have to write loose refs into the filesystem, and at least on Linux the 4K PATH_MAX is big enough that nobody would care. But: 1. The static PATH_MAX is not always the filesystem limit. 2. On other platforms, PATH_MAX may be much smaller. 3. As we move to alternate ref storage, we won't be bound by filesystem limits. Let's convert these to heap buffers so we don't have to worry about truncation or size limits. We may want to eventually constrain ref lengths for sanity and to prevent malicious names, but we should do so consistently across all platforms, and in a central place (like the ref code). Signed-off-by: Jeff King <peff@peff.net>
2016-01-19ls-remote: add support for showing symrefsLibravatar Thomas Gummerer1-2/+8
Sometimes it's useful to know the main branch of a git repository without actually downloading the repository. This can be done by looking at the symrefs stored in the remote repository. Currently git doesn't provide a simple way to show the symrefs stored on the remote repository, even though the information is available. Add a --symref command line argument to the ls-remote command, which shows the symrefs in the remote repository. While there, replace a literal tab in the format string with \t to make it more obvious to the reader. Suggested-by: pedro rijo <pedrorijo91@gmail.com> Signed-off-by: Thomas Gummerer <t.gummerer@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-01-19ls-remote: use parse-options apiLibravatar Thomas Gummerer1-53/+29
Currently ls-remote uses a hand rolled parser for its command line arguments. Use the parse-options api instead of the hand rolled parser to simplify the code and make it easier to add new arguments. In addition this improves the help message. Helped-by: Jeff King <peff@peff.net> Signed-off-by: Thomas Gummerer <t.gummerer@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-01-19ls-remote: document --refs optionLibravatar Thomas Gummerer1-1/+1
The --refs option was originally introduced in 2718ff0 ("Improve git-peek-remote"). The ls-remote command was first documented in 972b6fe ("ls-remote: drop storing operation and add documentation."), but the --refs option was never documented. Fix this. Signed-off-by: Thomas Gummerer <t.gummerer@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-11-20Convert struct ref to use object_id.Libravatar brian m. carlson1-1/+1
Use struct object_id in three fields in struct ref and convert all the necessary places that use it. Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net> Signed-off-by: Jeff King <peff@peff.net>
2015-10-20Merge branch 'jk/war-on-sprintf'Libravatar Junio C Hamano1-6/+2
Many allocations that is manually counted (correctly) that are followed by strcpy/sprintf have been replaced with a less error prone constructs such as xstrfmt. Macintosh-specific breakage was noticed and corrected in this reroll. * jk/war-on-sprintf: (70 commits) name-rev: use strip_suffix to avoid magic numbers use strbuf_complete to conditionally append slash fsck: use for_each_loose_file_in_objdir Makefile: drop D_INO_IN_DIRENT build knob fsck: drop inode-sorting code convert strncpy to memcpy notes: document length of fanout path with a constant color: add color_set helper for copying raw colors prefer memcpy to strcpy help: clean up kfmclient munging receive-pack: simplify keep_arg computation avoid sprintf and strcpy with flex arrays use alloc_ref rather than hand-allocating "struct ref" color: add overflow checks for parsing colors drop strcpy in favor of raw sha1_to_hex use sha1_to_hex_r() instead of strcpy daemon: use cld->env_array when re-spawning stat_tracking_info: convert to argv_array http-push: use an argv_array for setup_revisions fetch-pack: use argv_array for index-pack / unpack-objects ...
2015-09-28ls-remote.txt: delete unsupported optionLibravatar Nguyễn Thái Ngọc Duy1-1/+1
-u <exec> has never been supported, but it was mentioned since 0a2bb55 (git ls-remote: make usage string match manpage - 2008-11-11). Nobody has complained about it for seven years, it's probably safe to say nobody cares. So let's remove "-u" in documents instead of adding code to support it. While at there, fix --upload-pack syntax too. Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-09-25replace trivial malloc + sprintf / strcpy calls with xstrfmtLibravatar Jeff King1-6/+2
It's a common pattern to do: foo = xmalloc(strlen(one) + strlen(two) + 1 + 1); sprintf(foo, "%s %s", one, two); (or possibly some variant with strcpy()s or a more complicated length computation). We can switch these to use xstrfmt, which is shorter, involves less error-prone manual computation, and removes many sprintf and strcpy calls which make it harder to audit the code for real buffer overflows. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-01-14standardize usage info string formatLibravatar Alex Henrie1-1/+1
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>
2014-05-27builtin/ls-remote.c: rearrange xcalloc argumentsLibravatar Brian Gesiak1-1/+1
xcalloc() takes two arguments: the number of elements and their size. cmd_ls_remote() passes the arguments in reverse order, passing the size of a char*, followed by the number of char* to be allocated. Rearrange them so they are in the correct order. Signed-off-by: Brian Gesiak <modocache@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2014-02-20use wildmatch() directly without fnmatch() wrapperLibravatar Nguyễn Thái Ngọc Duy1-1/+1
Make it clear that we don't use fnmatch() anymore. Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2013-12-05replace {pre,suf}fixcmp() with {starts,ends}_with()Libravatar Christian Couder1-2/+2
Leaving only the function definitions and declarations so that any new topic in flight can still make use of the old functions, replace existing uses of the prefixcmp() and suffixcmp() with new API functions. The change can be recreated by mechanically applying this: $ git grep -l -e prefixcmp -e suffixcmp -- \*.c | grep -v strbuf\\.c | xargs perl -pi -e ' s|!prefixcmp\(|starts_with\(|g; s|prefixcmp\(|!starts_with\(|g; s|!suffixcmp\(|ends_with\(|g; s|suffixcmp\(|!ends_with\(|g; ' on the result of preparatory changes in this series. Signed-off-by: Christian Couder <chriscool@tuxfamily.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-09-07ls-remote: document the '--get-url' optionLibravatar Stefan Naewe1-1/+1
While looking for a way to expand the URL of a remote that uses a 'url.<name>.insteadOf' config option I stumbled over the undocumented '--get-url' option of 'git ls-remote'. This adds some minimum documentation for that option. And while at it, also add that option to the '-h' output. Signed-off-by: Stefan Naewe <stefan.naewe@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-10-05Merge branch 'jc/ls-remote-short-help'Libravatar Junio C Hamano1-0/+3
* jc/ls-remote-short-help: ls-remote: a lone "-h" is asking for help
2011-09-16ls-remote: a lone "-h" is asking for helpLibravatar Junio C Hamano1-0/+3
What should happen if you run this command? $ git ls-remote -h It does not give a short-help for the command. Instead because "-h" is a synonym for "--heads", it runs "git ls-remote --heads", and because there is no remote specified on the command line, we run it against the default "origin" remote, hence end up doing the same as $ git ls-remote --heads origin Fix this counter-intuitive behaviour by special casing a lone "-h" that does not have anything else on the command line and calling usage(). Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-05-18ls-remote: the --exit-code option reports "no matching refs"Libravatar Michael Schubert1-2/+9
The "git ls-remote" uses its exit status to indicate if it successfully talked with the remote repository. A new option "--exit-code" makes the command exit with status "2" when there is no refs to be listed, even when the command successfully talked with the remote repository. This way, the caller can tell if we failed to contact the remote, or the remote did not have what we wanted to see. Of course, you can inspect the output from the command, which has been and will continue to be a valid way to check the same thing. Signed-off-by: Michael Schubert <mschub@elegosoft.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-03-02get_remote_url(): use the same data source as ls-remote to get remote urlsLibravatar Uwe Kleine-König1-0/+11
The formerly implemented algorithm behaved differently to remote.c:remote_get() at least for remotes that contain a slash. While the former just assumes a/b is a path the latter checks the config for remote."a/b" first which is more reasonable. This removes the last user of git-parse-remote.sh:get_data_source(), so this function is removed. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-08-15ls-remote: run setup_git_directory_gently() soonerLibravatar Nguyễn Thái Ngọc Duy1-3/+0
ls-remote already runs a repository search unconditionally to learn about remote nicknames and "[url] insteadof" shortcuts. Run that search a little sooner, and now one can try [pager] ls-remote to automatically paginate ls-remote output, or use repository-local [core] pager = whatever with "git --paginate ls-remote <url>". Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com> Signed-off-by: Jonathan Nieder <jrnieder@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-05-11ls-remote: print URL when no repo is specifiedLibravatar Tay Ray Chuan1-1/+9
After 9c00de5 (ls-remote: fall-back to default remotes when no remote specified), when no repository is specified, ls-remote may use the URL/remote in the config "branch.<name>.remote" or the remote "origin"; it may not be immediately obvious to the user which was used. In such cases, print a simple "From <URL>" line to indicate which repository was used. This message is similar to git-fetch's, and is printed to stderr to avoid breaking existing scripts that depend on ls-remote's output behaviour. It can also be disabled with -q/--quiet. Modify tests related to falling back on default remotes to check for this as well, and add a test to check for suppression of the message. Signed-off-by: Tay Ray Chuan <rctay89@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-04-08ls-remote: fall-back to default remotes when no remote specifiedLibravatar Tay Ray Chuan1-4/+7
Instead of breaking execution when no remote (as specified in the variable dest) is specified when git-ls-remote is invoked, continue on and let remote_get() handle it. This way, we are able to use the default remotes (eg. "origin", branch.<name>.remote), as git-fetch, git-push, and other users of remote_get(), do. If no suitable remote is found, exit with a message describing the issue, instead of just the usage text, as we do previously. Add several tests to check that git-ls-remote handles the no-remote-specified situation. Also add a test that "git ls-remote <pattern>" does not work; we are unable to guess the remote in that situation, as are git-fetch and git-push. In that test, we are testing for messages coming from two separate processes, but we should be OK, because the second message is triggered by closing the fd which must happen after the first message is printed. (analysis by Jeff King.) Signed-off-by: Tay Ray Chuan <rctay89@gmail.com> Acked-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-02-22Move 'builtin-*' into a 'builtin/' subdirectoryLibravatar Linus Torvalds1-0/+107
This shrinks the top-level directory a bit, and makes it much more pleasant to use auto-completion on the thing. Instead of [torvalds@nehalem git]$ em buil<tab> Display all 180 possibilities? (y or n) [torvalds@nehalem git]$ em builtin-sh builtin-shortlog.c builtin-show-branch.c builtin-show-ref.c builtin-shortlog.o builtin-show-branch.o builtin-show-ref.o [torvalds@nehalem git]$ em builtin-shor<tab> builtin-shortlog.c builtin-shortlog.o [torvalds@nehalem git]$ em builtin-shortlog.c you get [torvalds@nehalem git]$ em buil<tab> [type] builtin/ builtin.h [torvalds@nehalem git]$ em builtin [auto-completes to] [torvalds@nehalem git]$ em builtin/sh<tab> [type] shortlog.c shortlog.o show-branch.c show-branch.o show-ref.c show-ref.o [torvalds@nehalem git]$ em builtin/sho [auto-completes to] [torvalds@nehalem git]$ em builtin/shor<tab> [type] shortlog.c shortlog.o [torvalds@nehalem git]$ em builtin/shortlog.c which doesn't seem all that different, but not having that annoying break in "Display all 180 possibilities?" is quite a relief. NOTE! If you do this in a clean tree (no object files etc), or using an editor that has auto-completion rules that ignores '*.o' files, you won't see that annoying 'Display all 180 possibilities?' message - it will just show the choices instead. I think bash has some cut-off around 100 choices or something. So the reason I see this is that I'm using an odd editory, and thus don't have the rules to cut down on auto-completion. But you can simulate that by using 'ls' instead, or something similar. Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>