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* Merge branch 'jk/interpret-branch-name-fix'Junio C Hamano2014-01-27
|\ | | | | | | | | | | | | | | | | | | | | | | | | Fix a handful of bugs around interpreting $branch@{upstream} notation and its lookalike, when $branch part has interesting characters, e.g. "@", and ":". * jk/interpret-branch-name-fix: interpret_branch_name: find all possible @-marks interpret_branch_name: avoid @{upstream} past colon interpret_branch_name: always respect "namelen" parameter interpret_branch_name: rename "cp" variable to "at" interpret_branch_name: factor out upstream handling
| * interpret_branch_name: find all possible @-marksJeff King2014-01-15
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | When we parse a string like "foo@{upstream}", we look for the first "@"-sign, and check to see if it is an upstream mark. However, since branch names can contain an @, we may also see "@foo@{upstream}". In this case, we check only the first @, and ignore the second. As a result, we do not find the upstream. We can solve this by iterating through all @-marks in the string, and seeing if any is a legitimate upstream or empty-at mark. Another strategy would be to parse from the right-hand side of the string. However, that does not work for the "empty_at" case, which allows "@@{upstream}". We need to find the left-most one in this case (and we then recurse as "HEAD@{upstream}"). Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * interpret_branch_name: avoid @{upstream} past colonJeff King2014-01-15
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | get_sha1() cannot currently parse a valid object name like "HEAD:@{upstream}" (assuming that such an oddly named file exists in the HEAD commit). It takes two passes to parse the string: 1. It first considers the whole thing as a ref, which results in looking for the upstream of "HEAD:". 2. It finds the colon, parses "HEAD" as a tree-ish, and then finds the path "@{upstream}" in the tree. For a path that looks like a normal reflog (e.g., "HEAD:@{yesterday}"), the first pass is a no-op. We try to dwim_ref("HEAD:"), that returns zero refs, and we proceed with colon-parsing. For "HEAD:@{upstream}", though, the first pass ends up in interpret_upstream_mark, which tries to find the branch "HEAD:". When it sees that the branch does not exist, it actually dies rather than returning an error to the caller. As a result, we never make it to the second pass. One obvious way of fixing this would be to teach interpret_upstream_mark to simply report "no, this isn't an upstream" in such a case. However, that would make the error-reporting for legitimate upstream cases significantly worse. Something like "bogus@{upstream}" would simply report "unknown revision: bogus@{upstream}", while the current code diagnoses a wide variety of possible misconfigurations (no such branch, branch exists but does not have upstream, etc). However, we can take advantage of the fact that a branch name cannot contain a colon. Therefore even if we find an upstream mark, any prefix with a colon must mean that the upstream mark we found is actually a pathname, and should be disregarded completely. This patch implements that logic. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * interpret_branch_name: always respect "namelen" parameterJeff King2014-01-15
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | interpret_branch_name gets passed a "name" buffer to parse, along with a "namelen" parameter representing its length. If "namelen" is zero, we fallback to the NUL-terminated string-length of "name". However, it does not necessarily follow that if we have gotten a non-zero "namelen", it is the NUL-terminated string-length of "name". E.g., when get_sha1() is parsing "foo:bar", we will be asked to operate only on the first three characters. Yet in interpret_branch_name and its helpers, we use string functions like strchr() to operate on "name", looking past the length we were given. This can result in us mis-parsing object names. We should instead be limiting our search to "namelen" bytes. There are three distinct types of object names this patch addresses: - The intrepret_empty_at helper uses strchr to find the next @-expression after our potential empty-at. In an expression like "@:foo@bar", it erroneously thinks that the second "@" is relevant, even if we were asked only to look at the first character. This case is easy to trigger (and we test it in this patch). - When finding the initial @-mark for @{upstream}, we use strchr. This means we might treat "foo:@{upstream}" as the upstream for "foo:", even though we were asked only to look at "foo". We cannot test this one in practice, because it is masked by another bug (which is fixed in the next patch). - The interpret_nth_prior_checkout helper did not receive the name length at all. This turns out not to be a problem in practice, though, because its parsing is so limited: it always starts from the far-left of the string, and will not tolerate a colon (which is currently the only way to get a smaller-than-strlen "namelen"). However, it's still worth fixing to make the code more obviously correct, and to future-proof us against callers with more exotic buffers. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * Merge branch 'mm/mv-file-to-no-such-dir-with-slash' into maintJunio C Hamano2014-01-13
| |\ | | | | | | | | | | | | | | | | | | | | | | | | "git mv A B/", when B does not exist as a directory, should error out, but it didn't. * mm/mv-file-to-no-such-dir-with-slash: mv: let 'git mv file no-such-dir/' error out on Windows, too mv: let 'git mv file no-such-dir/' error out
| * \ Merge branch 'jk/rev-parse-double-dashes' into maintJunio C Hamano2014-01-13
| |\ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | "git rev-parse <revs> -- <paths>" did not implement the usual disambiguation rules the commands in the "git log" family used in the same way. * jk/rev-parse-double-dashes: rev-parse: be more careful with munging arguments rev-parse: correctly diagnose revision errors before "--"
| * \ \ Merge branch 'jk/cat-file-regression-fix' into maintJunio C Hamano2014-01-13
| |\ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | "git cat-file --batch=", an admittedly useless command, did not behave very well. * jk/cat-file-regression-fix: cat-file: handle --batch format with missing type/size cat-file: pass expand_data to print_object_or_die
* | \ \ \ Merge branch 'jk/allow-fetch-onelevel-refname'Junio C Hamano2014-01-27
|\ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | "git clone" would fail to clone from a repository that has a ref directly under "refs/", e.g. "refs/stash", because different validation paths do different things on such a refname. Loosen the client side's validation to allow such a ref. * jk/allow-fetch-onelevel-refname: fetch-pack: do not filter out one-level refs
| * | | | | fetch-pack: do not filter out one-level refsJeff King2014-01-15
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Currently fetching a one-level ref like "refs/foo" does not work consistently. The outer "git fetch" program filters the list of refs, checking each against check_refname_format. Then it feeds the result to do_fetch_pack to actually negotiate the haves/wants and get the pack. The fetch-pack code does its own filter, and it behaves differently. The fetch-pack filter looks for refs in "refs/", and then feeds everything _after_ the slash (i.e., just "foo") into check_refname_format. But check_refname_format is not designed to look at a partial refname. It complains that the ref has only one component, thinking it is at the root (i.e., alongside "HEAD"), when in reality we just fed it a partial refname. As a result, we omit a ref like "refs/foo" from the pack request, even though "git fetch" then tries to store the resulting ref. If we happen to get the object anyway (e.g., because the ref is contained in another ref we are fetching), then the fetch succeeds. But if it is a unique object, we fail when trying to update "refs/foo". We can fix this by just passing the whole refname into check_refname_format; we know the part we were omitting is "refs/", which is acceptable in a refname. This at least makes the checks consistent with each other. This problem happens most commonly with "refs/stash", which is the only one-level ref in wide use. However, our test does not use "refs/stash", as we may later want to restrict it specifically (not because it is one-level, but because of the semantics of stashes). We may also want to do away with the multiple levels of filtering (which can cause problems when they are out of sync), or even forbid one-level refs entirely. However, those decisions can come later; this fixes the most immediate problem, which is the mismatch between the two. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | Merge branch 'jc/revision-range-unpeel'Junio C Hamano2014-01-27
|\ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | "git log --left-right A...B" lost the "leftness" of commits reachable from A when A is a tag as a side effect of a recent bugfix. This is a regression in 1.8.4.x series. * jc/revision-range-unpeel: revision: propagate flag bits from tags to pointees revision: mark contents of an uninteresting tree uninteresting
| * | | | | | revision: propagate flag bits from tags to pointeesJunio C Hamano2014-01-15
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | With the previous fix 895c5ba3 (revision: do not peel tags used in range notation, 2013-09-19), handle_revision_arg() that processes command line arguments for the "git log" family of commands no longer directly places the object pointed by the tag in the pending object array when it sees a tag object. We used to place pointee there after copying the flag bits like UNINTERESTING and SYMMETRIC_LEFT. This change meant that any flag that is relevant to later history traversal must now be propagated to the pointed objects (most often these are commits) while starting the traversal, which is partly done by handle_commit() that is called from prepare_revision_walk(). We did propagate UNINTERESTING, but did not do so for others, most notably SYMMETRIC_LEFT. This caused "git log --left-right v1.0..." (where "v1.0" is a tag) to start losing the "leftness" from the commit the tag points at. Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | revision: mark contents of an uninteresting tree uninterestingJunio C Hamano2014-01-15
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | "git rev-list --objects ^A^{tree} B^{tree}" ought to mean "I want a list of objects inside B's tree, but please exclude the objects that appear inside A's tree". we see the top-level tree marked as uninteresting (i.e. ^A^{tree} in the above example) and call mark_tree_uninteresting() on it; this unfortunately prevents us from recursing into the tree and marking the objects in the tree as uninteresting. The reason why "git log ^A A" yields an empty set of commits, i.e. we do not have a similar issue for commits, is because we call mark_parents_uninteresting() after seeing an uninteresting commit. The uninteresting-ness of the commit itself does not prevent its parents from being marked as uninteresting. Introduce mark_tree_contents_uninteresting() and structure the code in handle_commit() in such a way that it makes it the responsibility of the callchain leading to this function to mark commits, trees and blobs as uninteresting, and also make it the responsibility of the helpers called from this function to mark objects that are reachable from them. Note that this is a very old bug that probably dates back to the day when "rev-list --objects" was introduced. The line to clear tree->object.parsed at the end of mark_tree_contents_uninteresting() can be removed when this fix is merged to the codebase after 6e454b9a (clear parsed flag when we free tree buffers, 2013-06-05). Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | | Merge branch 'nd/shallow-clone'Junio C Hamano2014-01-17
|\ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Fetching from a shallow-cloned repository used to be forbidden, primarily because the codepaths involved were not carefully vetted and we did not bother supporting such usage. This attempts to allow object transfer out of a shallow-cloned repository in a controlled way (i.e. the receiver become a shallow repository with truncated history). * nd/shallow-clone: (31 commits) t5537: fix incorrect expectation in test case 10 shallow: remove unused code send-pack.c: mark a file-local function static git-clone.txt: remove shallow clone limitations prune: clean .git/shallow after pruning objects clone: use git protocol for cloning shallow repo locally send-pack: support pushing from a shallow clone via http receive-pack: support pushing to a shallow clone via http smart-http: support shallow fetch/clone remote-curl: pass ref SHA-1 to fetch-pack as well send-pack: support pushing to a shallow clone receive-pack: allow pushes that update .git/shallow connected.c: add new variant that runs with --shallow-file add GIT_SHALLOW_FILE to propagate --shallow-file to subprocesses receive/send-pack: support pushing from a shallow clone receive-pack: reorder some code in unpack() fetch: add --update-shallow to accept refs that update .git/shallow upload-pack: make sure deepening preserves shallow roots fetch: support fetching from a shallow repository clone: support remote shallow repository ...
| * | | | | | | t5537: fix incorrect expectation in test case 10Nguyễn Thái Ngọc Duy2014-01-09
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Commit 48d25ca adds a new commit "7" to the repo that the next test case in commit 1609488 clones from. But the next test case does not expect this commit. For these tests, it's the bottom that's important, not the top. Fix the expected commit list. While at it, fix the default http port number to 5537. Otherwise when t5536 learns to test httpd, running test in parallel may fail. References: 48d25ca fetch: add --update-shallow to accept... - 2013-12-05 1609488 smart-http: support shallow fetch/clone - 2013-12-05 Noticed-by: Jeff King <peff@peff.net> Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | prune: clean .git/shallow after pruning objectsNguyễn Thái Ngọc Duy2013-12-10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This patch teaches "prune" to remove shallow roots that are no longer reachable from any refs (e.g. when the relevant refs are removed). Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | clone: use git protocol for cloning shallow repo locallyNguyễn Thái Ngọc Duy2013-12-10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | clone_local() does not handle $SRC/shallow. It could be made so, but it's simpler to use fetch-pack/upload-pack instead. This used to be caught by the check in upload-pack, which is triggered by transport_get_remote_refs(), even in local clone case. The check is now gone and check_everything_connected() should catch the result incomplete repo. But check_everything_connected() will soon be skipped in local clone case, opening a door to corrupt repo. This patch should close that door. Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | send-pack: support pushing from a shallow clone via httpNguyễn Thái Ngọc Duy2013-12-10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | receive-pack: support pushing to a shallow clone via httpNguyễn Thái Ngọc Duy2013-12-10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | smart-http: support shallow fetch/cloneNguyễn Thái Ngọc Duy2013-12-10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | send-pack: support pushing to a shallow cloneNguyễn Thái Ngọc Duy2013-12-10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | receive-pack: allow pushes that update .git/shallowNguyễn Thái Ngọc Duy2013-12-10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The basic 8 steps to update .git/shallow does not fully apply here because the user may choose to accept just a few refs (while fetch always accepts all refs). The steps are modified a bit. 1-6. same as before. After calling assign_shallow_commits_to_refs at step 6, each shallow commit has a bitmap that marks all refs that require it. 7. mark all "ours" shallow commits that are reachable from any refs. We will need to do the original step 7 on them later. 8. go over all shallow commit bitmaps, mark refs that require new shallow commits. 9. setup a strict temporary shallow file to plug all the holes, even if it may cut some of our history short. This file is used by all hooks. The hooks could use --shallow-file=$GIT_DIR/shallow to overcome this and reach everything in current repo. 10. go over the new refs one by one. For each ref, do the reachability test if it needs a shallow commit on the list from step 7. Remove it if it's reachable from our refs. Gather all required shallow commits, run check_everything_connected() with the new ref, then install them to .git/shallow. This mode is disabled by default and can be turned on with receive.shallowupdate Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | receive/send-pack: support pushing from a shallow cloneNguyễn Thái Ngọc Duy2013-12-10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | fetch: add --update-shallow to accept refs that update .git/shallowNguyễn Thái Ngọc Duy2013-12-10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The same steps are done as in when --update-shallow is not given. The only difference is we now add all shallow commits in "ours" and "theirs" to .git/shallow (aka "step 8"). Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | upload-pack: make sure deepening preserves shallow rootsNguyễn Thái Ngọc Duy2013-12-10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | When "fetch --depth=N" where N exceeds the longest chain of history in the source repo, usually we just send an "unshallow" line to the client so full history is obtained. When the source repo is shallow we need to make sure to "unshallow" the current shallow point _and_ "shallow" again when the commit reaches its shallow bottom in the source repo. This should fix both cases: large <N> and --unshallow. Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | fetch: support fetching from a shallow repositoryNguyễn Thái Ngọc Duy2013-12-10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This patch just put together pieces from the 8 steps patch. We stop at step 7 and reject refs that require new shallow commits. Note that, by rejecting refs that require new shallow commits, we leave dangling objects in the repo, which become "object islands" by the next "git fetch" of the same source. If the first fetch our "ours" set is zero and we do practically nothing at step 7, "ours" is full at the next fetch and we may need to walk through commits for reachability test. Room for improvement. Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | | | Merge branch 'jk/t5531-prepare-to-default-to-non-matching'Junio C Hamano2014-01-13
|\ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * jk/t5531-prepare-to-default-to-non-matching: t5531: further "matching" fixups
| * | | | | | | | t5531: further "matching" fixupsJeff King2014-01-13
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Commit 43eb920 switched one of the sub-repository in this test to matching to prepare for a world where the default becomes "simple". However, the main repository needs a similar change. We did not notice any test failure when merged with b2ed944 (push: switch default from "matching" to "simple", 2013-01-04) because t5531.6 is trying to provoke a failure of "git push" due to a submodule check. When combined with b2ed944 the push still fails, but for the wrong reason (because our upstream setup does not exist, not because of the submodule). Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | | | | Merge branch 'sb/diff-orderfile-config'Junio C Hamano2014-01-13
|\ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Finishing touches to avoid casting unnecessary detail in stone. * sb/diff-orderfile-config: diff test: reading a directory as a file need not error out
| * | | | | | | | | diff test: reading a directory as a file need not error outJonathan Nieder2014-01-10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | There is no guarantee that strbuf_read_file must error out for directories. On some operating systems (e.g., Debian GNU/kFreeBSD wheezy), reading a directory gives its raw content: $ head -c5 < / | cat -A ^AM-|^_^@^L$ As a result, 'git diff -O/' succeeds instead of erroring out on these systems, causing t4056.5 "orderfile is a directory" to fail. On some weird OS it might even make sense to pass a directory to the -O option and this is not a common user mistake that needs catching. Remove the test. Signed-off-by: Jonathan Nieder <jrnieder@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | | | | | Merge branch 'jl/submodule-mv-checkout-caveat'Junio C Hamano2014-01-13
|\ \ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | With a submodule that was initialized in an old fashioned way without gitlinks, switching branches in the superproject between the one with and without the submodule may leave the submodule working tree with its embedded repository behind, as there may be unexpendable state there. Document and warn users about this. * jl/submodule-mv-checkout-caveat: rm: better document side effects when removing a submodule mv: better document side effects when moving a submodule
| * | | | | | | | | | rm: better document side effects when removing a submoduleJens Lehmann2014-01-07
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The "Submodules" section of the "git rm" documentation mentions what will happen when a submodule with a gitfile gets removed with newer git. But it doesn't talk about what happens when the user changes between commits before and after the removal, which does not remove the submodule from the work tree like using the rm command did the first time. Explain what happens and what the user has to do manually to fix that in the new BUGS section. Also document this behavior in a new test. Signed-off-by: Jens Lehmann <Jens.Lehmann@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | | | | mv: better document side effects when moving a submoduleJens Lehmann2014-01-07
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The "Submodules" section of the "git mv" documentation mentions what will happen when a submodule with a gitfile gets moved with newer git. But it doesn't talk about what happens when the user changes between commits before and after the move, which does not update the work tree like using the mv command did the first time. Explain what happens and what the user has to do manually to fix that in the new BUGS section. Also document this behavior in a new test. Reported-by: George Papanikolaou <g3orge.app@gmail.com> Signed-off-by: Jens Lehmann <Jens.Lehmann@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | | | | | | Merge branch 'jk/pull-rebase-using-fork-point'Junio C Hamano2014-01-13
|\ \ \ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Finishing touches. * jk/pull-rebase-using-fork-point: rebase: fix fork-point with zero arguments
| * | | | | | | | | | | rebase: fix fork-point with zero argumentsJohn Keeping2014-01-09
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | When no arguments are specified, $switch_to is empty so we end up passing the empty string to "git merge-base --fork-point", which causes an error. git-rebase carries on at this point, but in fact we have failed to apply the fork-point operation. It turns out that the test in t3400 that was meant to test this didn't actually need the fork-point behaviour, so enhance it to make sure that the fork-point is applied correctly. The modified test fails without the change to git-rebase.sh in this patch. Reported-by: Andreas Krey <a.krey@gmx.de> Signed-off-by: John Keeping <john@keeping.me.uk> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | | | | | | | Merge branch 'ow/stash-with-ifs'Junio C Hamano2014-01-13
|\ \ \ \ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The implementation of 'git stash $cmd "stash@{...}"' did not quote the stash argument properly and left it split at IFS whitespace. * ow/stash-with-ifs: stash: handle specifying stashes with $IFS
| * | | | | | | | | | | | stash: handle specifying stashes with $IFSØystein Walle2014-01-07
| | |_|_|_|_|_|_|/ / / / | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | When trying to pop/apply a stash specified with an argument containing IFS whitespace, git-stash will throw an error: $ git stash pop 'stash@{two hours ago}' Too many revisions specified: stash@{two hours ago} This happens because word splitting is used to count non-option arguments. Make use of rev-parse's --sq option to quote the arguments for us to ensure a correct count. Add quotes where necessary. Also add a test that verifies correct behaviour. Helped-by: Thomas Rast <tr@thomasrast.ch> Signed-off-by: Øystein Walle <oystwa@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | | | | | | | Merge branch 'jn/pager-lv-default-env'Junio C Hamano2014-01-13
|\ \ \ \ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Just like we give a reasonable default for "less" via the LESS environment variable, specify a reasonable default for "lv" via the "LV" environment variable when spawning the pager. * jn/pager-lv-default-env: pager: set LV=-c alongside LESS=FRSX
| * | | | | | | | | | | | pager: set LV=-c alongside LESS=FRSXJonathan Nieder2014-01-07
| |/ / / / / / / / / / / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | On systems with lv configured as the preferred pager (i.e., DEFAULT_PAGER=lv at build time, or PAGER=lv exported in the environment) git commands that use color show control codes instead of color in the pager: $ git diff ^[[1mdiff --git a/.mailfilter b/.mailfilter^[[m ^[[1mindex aa4f0b2..17e113e 100644^[[m ^[[1m--- a/.mailfilter^[[m ^[[1m+++ b/.mailfilter^[[m ^[[36m@@ -1,11 +1,58 @@^[[m "less" avoids this problem because git uses the LESS environment variable to pass the -R option ('output ANSI color escapes in raw form') by default. Use the LV environment variable to pass 'lv' the -c option ('allow ANSI escape sequences for text decoration / color') to fix it for lv, too. Noticed when the default value for color.ui flipped to 'auto' in v1.8.4-rc0~36^2~1 (2013-06-10). Reported-by: Olaf Meeuwissen <olaf.meeuwissen@avasys.jp> Signed-off-by: Jonathan Nieder <jrnieder@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | | | | | | | Merge branch 'js/lift-parent-count-limit'Junio C Hamano2014-01-10
|\ \ \ \ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | There is no reason to have a hardcoded upper limit of the number of parents for an octopus merge, created via the graft mechanism. * js/lift-parent-count-limit: Remove the line length limit for graft files
| * | | | | | | | | | | | Remove the line length limit for graft filesJohannes Schindelin2013-12-27
| |/ / / / / / / / / / / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Support for grafts predates Git's strbuf, and hence it is understandable that there was a hard-coded line length limit of 1023 characters (which was chosen a bit awkwardly, given that it is *exactly* one byte short of aligning with the 41 bytes occupied by a commit name and the following space or new-line character). While regular commit histories hardly win comprehensibility in general if they merge more than twenty-two branches in one go, it is not Git's business to limit grafts in such a way. In this particular developer's case, the use case that requires substantially longer graft lines to be supported is the visualization of the commits' order implied by their changes: commits are considered to have an implicit relationship iff exchanging them in an interactive rebase would result in merge conflicts. Thusly implied branches tend to be very shallow in general, and the resulting thicket of implied branches is usually very wide; It is actually quite common that *most* of the commits in a topic branch have not even one implied parent, so that a final merge commit has about as many implied parents as there are commits in said branch. [jc: squashed in tests by Jonathan] Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Reviewed-by: Jonathan Nieder <jrnieder@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | | | | | | | Merge branch 'jk/test-framework-updates'Junio C Hamano2014-01-10
|\ \ \ \ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The basic test used to leave unnecessary trash directories in the t/ directory. * jk/test-framework-updates: t0000: drop "known breakage" test t0000: simplify HARNESS_ACTIVE hack t0000: set TEST_OUTPUT_DIRECTORY for sub-tests
| * | | | | | | | | | | | t0000: drop "known breakage" testJeff King2014-01-02
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Having a simulated "known breakage" test means that the test suite will always tell us there is a bug to be fixed, even though it is only simulated. The right way to test this is in a sub-test, that can also check that we provide the correct exit status and output. Fortunately, we already have such a test (added much later by 5ebf89e). We could arguably get rid of the simulated success test immediately above, as well, as it is also redundant with the tests added in 5ebf89e. However, it does not have the annoying behavior of the "known breakage" test. It may also be easier to debug if the test suite is truly broken, since it is not a test-within-a-test, as the later tests are. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | | | | | | t0000: simplify HARNESS_ACTIVE hackJeff King2014-01-02
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Commit 517cd55 set HARNESS_ACTIVE unconditionally in sub-tests, because that value affects the output of "--verbose". t0000 needs stable output from its sub-tests, and we may or may not be running under a TAP harness. That commit made the decision to always set the variable, since it has another useful side effect, which is suppressing writes to t/test-results by the sub-tests (which would just pollute the real results). Since the last commit, though, the sub-tests have their own test-results directories, so this is no longer an issue. We can now update a few comments that are no longer accurate nor necessary. We can also revisit the choice of HARNESS_ACTIVE. Since we must choose one value for stability, it's probably saner to have it off. This means that future patches could test things like the test-results writing, or the "--quiet" option, which is currently ignored when run under a harness. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | | | | | | t0000: set TEST_OUTPUT_DIRECTORY for sub-testsJeff King2014-01-02
| |/ / / / / / / / / / / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Running t0000 produces more trash directories than expected and does not clean up after itself: $ ./t0000-basic.sh [...] $ ls -d trash\ directory.* trash directory.failing-cleanup trash directory.mixed-results1 trash directory.mixed-results2 trash directory.partial-pass trash directory.test-verbose trash directory.test-verbose-only-2 These scratch areas for sub-tests should be under the t0000 trash directory, but because TEST_OUTPUT_DIRECTORY defaults to TEST_DIRECTORY, which is exported to help sub-tests find test-lib.sh, the sub-test trash directories are created under the toplevel t/ directory instead. Because some of the sub-tests simulate failures, their trash directories are kept around. Fix it by explicitly setting TEST_OUTPUT_DIRECTORY appropriately for sub-tests. An alternative fix would be to pass the --root parameter that only specifies where to put the trash directories, which would also work. However, using TEST_OUTPUT_DIRECTORY is more futureproof in case tests want to write more output in addition to the test-results/ (which are already suppressed in sub-tests using the HARNESS_ACTIVE setting) and trash directories. This fixes a regression introduced by 38b074d (t/test-lib.sh: fix TRASH_DIRECTORY handling, 2013-04-14). Before that commit, the TEST_OUTPUT_DIRECTORY setting was not respected consistently so most tests did their work in a "trash" subdirectory of the current directory instead of the output dir. Signed-off-by: Jeff King <peff@peff.net> Clarified-by: Jonathan Nieder <jrnieder@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | | | | | Merge branch 'jk/two-way-merge-corner-case-fix' into maintJunio C Hamano2013-12-17
| |\ \ \ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | "git am --abort" sometimes complained about not being able to write a tree with an 0{40} object in it. * jk/two-way-merge-corner-case-fix: t1005: add test for "read-tree --reset -u A B" t1005: reindent unpack-trees: fix "read-tree -u --reset A B" with conflicted index
| * \ \ \ \ \ \ \ \ \ \ \ Merge branch 'sb/sha1-loose-object-info-check-existence' into maintJunio C Hamano2013-12-17
| |\ \ \ \ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | "git cat-file --batch-check=ok" did not check the existence of the named object. * sb/sha1-loose-object-info-check-existence: sha1_loose_object_info(): do not return success on missing object
| * \ \ \ \ \ \ \ \ \ \ \ \ Merge branch 'nd/magic-pathspec' into maintJunio C Hamano2013-12-17
| |\ \ \ \ \ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | "git diff -- ':(icase)makefile'" was unnecessarily rejected at the command line parser. * nd/magic-pathspec: diff: restrict pathspec limitations to diff b/f case only
* | \ \ \ \ \ \ \ \ \ \ \ \ \ Merge branch 'bm/merge-base-octopus-dedup'Junio C Hamano2014-01-10
|\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | "git merge-base --octopus" used to leave cleaning up suboptimal result to the caller, but now it does the clean-up itself. * bm/merge-base-octopus-dedup: merge-base --octopus: reduce the result from get_octopus_merge_bases() merge-base: separate "--independent" codepath into its own helper
| * | | | | | | | | | | | | | | merge-base --octopus: reduce the result from get_octopus_merge_bases()Junio C Hamano2013-12-30
| | |_|_|_|_|_|_|_|_|_|/ / / / | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Scripts that use "merge-base --octopus" could do the reducing themselves, but most of them are expected to want to get the reduced results without having to do any work themselves. Tests are taken from a message by Василий Макаров <einmalfel@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com> --- We might want to vet the existing callers of the underlying get_octopus_merge_bases() and find out if _all_ of them are doing anything extra (like deduping) because the machinery can return duplicate results. And if that is the case, then we may want to move the dedupling down the callchain instead of having it here.
* | | | | | | | | | | | | | | Merge branch 'jk/http-auth-tests-robustify'Junio C Hamano2014-01-10
|\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Using the same username and password during the tests would not catch a potential breakage of sending one when we should be sending the other. * jk/http-auth-tests-robustify: use distinct username/password for http auth tests