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2015-06-05Merge branch 'jc/plug-fmt-merge-msg-leak' into maintLibravatar Junio C Hamano1-5/+11
* jc/plug-fmt-merge-msg-leak: fmt-merge-msg: plug small leak of commit buffer
2015-06-05Merge branch 'pt/xdg-config-path' into maintLibravatar Junio C Hamano2-9/+5
Code clean-up for xdg configuration path support. * pt/xdg-config-path: path.c: remove home_config_paths() git-config: replace use of home_config_paths() git-commit: replace use of home_config_paths() credential-store.c: replace home_config_paths() with xdg_config_home() dir.c: replace home_config_paths() with xdg_config_home() attr.c: replace home_config_paths() with xdg_config_home() path.c: implement xdg_config_home() t0302: "unreadable" test needs POSIXPERM t0302: test credential-store support for XDG_CONFIG_HOME git-credential-store: support XDG_CONFIG_HOME git-credential-store: support multiple credential files
2015-05-26Merge branch 'jc/hash-object' into maintLibravatar Junio C Hamano1-3/+1
"hash-object --literally" introduced in v2.2 was not prepared to take a really long object type name. * jc/hash-object: write_sha1_file(): do not use a separate sha1[] array t1007: add hash-object --literally tests hash-object --literally: fix buffer overrun with extra-long object type git-hash-object.txt: document --literally option
2015-05-13Merge branch 'jk/init-core-worktree-at-root' into maintLibravatar Junio C Hamano1-3/+15
We avoid setting core.worktree when the repository location is the ".git" directory directly at the top level of the working tree, but the code misdetected the case in which the working tree is at the root level of the filesystem (which arguably is a silly thing to do, but still valid). * jk/init-core-worktree-at-root: init: don't set core.worktree when initializing /.git
2015-05-11Sync with 2.3.8Libravatar Junio C Hamano1-2/+2
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-05-11Merge branch 'oh/fix-config-default-user-name-section' into maint-2.3Libravatar Junio C Hamano1-2/+2
The default $HOME/.gitconfig file created upon "git config --global" that edits it had incorrectly spelled user.name and user.email entries in it. * oh/fix-config-default-user-name-section: config: fix settings in default_user_config template
2015-05-06git-config: replace use of home_config_paths()Libravatar Paul Tan1-4/+2
Since home_config_paths() combines distinct functionality already implemented by expand_user_path() and xdg_config_home(), and hides the home config file path ~/.gitconfig. Make the code more explicit by replacing the use of home_config_paths() with expand_user_path() and xdg_config_home(). Signed-off-by: Paul Tan <pyokagan@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-05-06git-commit: replace use of home_config_paths()Libravatar Paul Tan1-5/+3
Since home_config_paths() combines two distinct functionality already implemented by expand_user_path() and xdg_config_home(), and hides the home config file path ~/.gitconfig. Make the code more explicit by replacing the use of home_config_paths() with expand_user_path() and xdg_config_home(). Signed-off-by: Paul Tan <pyokagan@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-05-05hash-object --literally: fix buffer overrun with extra-long object typeLibravatar Eric Sunshine1-3/+1
"hash-object" learned in 5ba9a93 (hash-object: add --literally option, 2014-09-11) to allow crafting a corrupt/broken object of unknown type. When the user-provided type is particularly long, however, it can overflow the relatively small stack-based character array handed to write_sha1_file_prepare() by hash_sha1_file() and write_sha1_file(), leading to stack corruption (and crash). Introduce a custom helper to allow arbitrarily long typenames just for "hash-object --literally". [jc: Eric's original used a strbuf in the more common codepaths, and I rewrote it to avoid penalizing the non-literally code. Bugs are mine] Signed-off-by: Eric Sunshine <sunshine@sunshineco.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-04-20Merge branch 'ps/grep-help-all-callback-arg'Libravatar Junio C Hamano1-1/+1
Code clean-up. * ps/grep-help-all-callback-arg: grep: correctly initialize help-all option
2015-04-20fmt-merge-msg: plug small leak of commit bufferLibravatar Junio C Hamano1-5/+11
A broken or badly formatted commit might not record author or committer lines or we may not find a valid name on them. The function record_person() returned after calling get_commit_buffer() without calling unuse_commit_buffer() on the memory it obtained in such cases, potentially leaking it. Helped-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-04-17config: fix settings in default_user_config templateLibravatar Ossi Herrala1-2/+2
The name (not user) and email setting should be in config section "user" and not in "core" as documented in Documentation/config.txt. Signed-off-by: Ossi Herrala <oherrala@gmail.com> Reviewed-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-04-16Revert "merge: pass verbosity flag down to merge-recursive"Libravatar Junio C Hamano1-4/+0
This reverts commit 2bf15a3330a26183adc8563dbeeacc11294b8a01, whose intention was good, but the verbosity levels used in merge-recursive turns out to be rather uneven. For example, a merge of two branches with conflicting submodule updates used to report CONFLICT: output with --quiet but no longer (which *is* desired), while the final "Automatic merge failed; fix conflicts and then commit" message is still shown even with --quiet (which *is* inconsistent). Originally reported by Bryan Turner; it is too early to declare what the concensus is, but it seems that we would need to level the verbosity levels used in merge strategy backends before we can go forward. In the meantime, we'd revert to the old behaviour until that happens. cf. $gmane/267245
2015-04-14Merge branch 'jk/merge-quiet'Libravatar Junio C Hamano1-0/+4
"git merge --quiet" did not squelch messages from the underlying merge-recursive strategy. * jk/merge-quiet: merge: pass verbosity flag down to merge-recursive
2015-04-14Merge branch 'jc/update-instead-into-void'Libravatar Junio C Hamano1-1/+20
A push into an unborn branch, with "receive.denyCurrentBranch" set to "updateInstead", did not check out the working tree as expected. * jc/update-instead-into-void: push-to-deploy: allow pushing into an unborn branch and updating it
2015-04-12grep: correctly initialize help-all optionLibravatar Patrick Steinhardt1-1/+1
The "help-all" option is being initialized with a wrong value. While being semantically wrong this can also cause a segmentation fault in gcc on ARMv7 hardfloat platforms with a hardened toolchain. Fix this by initializing with a NULL value. Signed-off-by: Patrick Steinhardt <ps@pks.im> Reviewed-by: René Scharfe <l.s.r@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-04-02merge: pass verbosity flag down to merge-recursiveLibravatar Jeff King1-0/+4
This makes "git merge --quiet" really quiet when we call into merge-recursive. Note that we can't just pass our flag down as-is; the two parts of the code use different scales. We center at "0" as normal for git-merge (with "--quiet" giving a negative value), but merge-recursive uses "2" as its center. This patch passes a negative value to merge-recursive rather than "1", though, as otherwise the user would have to use "-qqq" to squelch all messages (but the downside is that the user cannot distinguish between levels 0-2 if without resorting to the GIT_MERGE_VERBOSITY variable). We may want to review and renormalize the message severities in merge-recursive, but that does not have to happen now. This is at least in improvement in the sense that we are respecting "--quiet" at all. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-04-02init: don't set core.worktree when initializing /.gitLibravatar Jeff King1-3/+15
If you create a git repository in the root directory with "git init /", we erroneously write a core.worktree entry. This isn't _wrong_, in the sense that it's OK to set core.worktree when we don't need to. But it is unnecessarily surprising if you later move the .git directory to another path (which usually moves the relative working tree, but is foiled if there is an explicit worktree set). The problem is that we check whether core.worktree is necessary by seeing if we can make the git_dir by concatenating "/.git" onto the working tree. That would lead to "//.git" in this instance, but we actually have "/.git" (without the doubled slash). We can fix this by special-casing the root directory. I also split the logic out into its own function to make the conditional a bit more readable (and used skip_prefix, which I think makes it a little more obvious what is going on). No tests, as we would need to be able to write to "/" to do so. I did manually confirm that: sudo git init / cd / git rev-parse --show-toplevel git config core.worktree still finds the top-level correctly (as "/"), and does not set any core.worktree variable. Signed-off-by: Jeff King <peff@peff.net> Reviewed-by: Jonathan Nieder <jrnieder@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-04-01push-to-deploy: allow pushing into an unborn branch and updating itLibravatar Junio C Hamano1-1/+20
Setting receive.denycurrentbranch to updateinstead and pushing into the current branch, when the working tree and the index is truly clean, is supposed to reset the working tree and the index to match the tree of the pushed commit. This did not work when pushing into an unborn branch. The code that drives push-to-checkout hook needs no change, as the interface is defined so that hook can decide what to do when the push is coming to an unborn branch and take an appropriate action since the beginning. Acked-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-03-31Merge branch 'jc/report-path-error-to-dir' into maintLibravatar Junio C Hamano1-43/+0
Code clean-up. * jc/report-path-error-to-dir: report_path_error(): move to dir.c
2015-03-28Merge branch 'ws/grep-quiet-no-pager' into maintLibravatar Junio C Hamano1-1/+1
Even though "git grep --quiet" is run merely to ask for the exit status, we spawned the pager regardless. Stop doing that. * ws/grep-quiet-no-pager: grep: fix "--quiet" overwriting current output
2015-03-28Merge branch 'jk/cleanup-failed-clone' into maintLibravatar Junio C Hamano1-5/+6
An failure early in the "git clone" that started creating the working tree and repository could have resulted in some directories and files left without getting cleaned up. * jk/cleanup-failed-clone: clone: drop period from end of die_errno message clone: initialize atexit cleanup handler earlier
2015-03-28Merge branch 'jk/prune-with-corrupt-refs' into maintLibravatar Junio C Hamano2-2/+7
"git prune" used to largely ignore broken refs when deciding which objects are still being used, which could spread an existing small damage and make it a larger one. * jk/prune-with-corrupt-refs: refs.c: drop curate_packed_refs repack: turn on "ref paranoia" when doing a destructive repack prune: turn on ref_paranoia flag refs: introduce a "ref paranoia" flag t5312: test object deletion code paths in a corrupted repository
2015-03-27Merge branch 'sb/leaks'Libravatar Junio C Hamano3-3/+8
* sb/leaks: http: release the memory of a http pack request as well read-cache: fix memleak add_to_index(): free unused cache-entry commit.c: fix a memory leak http-push: remove unneeded cleanup merge-recursive: fix memleaks merge-blobs.c: fix a memleak builtin/apply.c: fix a memleak update-index: fix a memleak read-cache: free cache entry in add_to_index in case of early return
2015-03-27Merge branch 'jk/tag-h-column-is-a-listing-option' into maintLibravatar Junio C Hamano1-2/+2
"git tag -h" used to show the "--column" and "--sort" options that are about listing in a wrong section. * jk/tag-h-column-is-a-listing-option: tag: fix some mis-organized options in "-h" listing
2015-03-26Merge branch 'jc/report-path-error-to-dir'Libravatar Junio C Hamano1-43/+0
Code clean-up. * jc/report-path-error-to-dir: report_path_error(): move to dir.c
2015-03-25Merge branch 'jk/prune-with-corrupt-refs'Libravatar Junio C Hamano2-2/+7
"git prune" used to largely ignore broken refs when deciding which objects are still being used, which could spread an existing small damage and make it a larger one. * jk/prune-with-corrupt-refs: refs.c: drop curate_packed_refs repack: turn on "ref paranoia" when doing a destructive repack prune: turn on ref_paranoia flag refs: introduce a "ref paranoia" flag t5312: test object deletion code paths in a corrupted repository
2015-03-25Merge branch 'jk/cleanup-failed-clone'Libravatar Junio C Hamano1-5/+6
An failure early in the "git clone" that started creating the working tree and repository could have resulted in some directories and files left without getting cleaned up. * jk/cleanup-failed-clone: clone: drop period from end of die_errno message clone: initialize atexit cleanup handler earlier
2015-03-25Merge branch 'ws/grep-quiet-no-pager'Libravatar Junio C Hamano1-1/+1
Even though "git grep --quiet" is run merely to ask for the exit status, we spawned the pager regardless. Stop doing that. * ws/grep-quiet-no-pager: grep: fix "--quiet" overwriting current output
2015-03-24report_path_error(): move to dir.cLibravatar Junio C Hamano1-43/+0
The expected call sequence is for the caller to use match_pathspec() repeatedly on a set of pathspecs, accumulating the "hits" in a separate array, and then call this function to diagnose a pathspec that never matched anything, as that can indicate a typo from the command line, e.g. "git commit Maekfile". Many builtin commands use this function from builtin/ls-files.c, which is not a very healthy arrangement. ls-files might have been the first command to feel the need for such a helper, but the need is shared by everybody who uses the "match and then report" pattern. Move it to dir.c where match_pathspec() is defined. Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-03-23Merge branch 'jk/push-config'Libravatar Junio C Hamano1-8/+13
Restructure "git push" codepath to make it easier to add new configuration bits and then add push.followTags configuration that turns --follow-tags option on by default. * jk/push-config: push: allow --follow-tags to be set by config push.followTags cmd_push: pass "flags" pointer to config callback cmd_push: set "atomic" bit directly git_push_config: drop cargo-culted wt_status pointer
2015-03-23Merge branch 'jk/tag-h-column-is-a-listing-option'Libravatar Junio C Hamano1-2/+2
"git tag -h" used to show the "--column" and "--sort" options that are about listing in a wrong section. * jk/tag-h-column-is-a-listing-option: tag: fix some mis-organized options in "-h" listing
2015-03-23Merge branch 'rs/deflate-init-cleanup' into maintLibravatar Junio C Hamano2-3/+0
Code simplification. * rs/deflate-init-cleanup: zlib: initialize git_zstream in git_deflate_init{,_gzip,_raw}
2015-03-23commit.c: fix a memory leakLibravatar Stefan Beller1-2/+4
Signed-off-by: Stefan Beller <sbeller@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-03-23builtin/apply.c: fix a memleakLibravatar Stefan Beller1-1/+3
oldlines is allocated earlier in the function and also freed on the successful code path. Signed-off-by: Stefan Beller <sbeller@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-03-22update-index: fix a memleakLibravatar Stefan Beller1-0/+1
`old` is not used outside the loop and would get lost once we reach the goto. Signed-off-by: Stefan Beller <sbeller@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-03-20Merge branch 'sb/leaks'Libravatar Junio C Hamano1-1/+2
Code cleanup. * sb/leaks: builtin/help.c: fix memory leak bundle.c: fix memory leak connect.c: do not leak "conn" after showing diagnosis
2015-03-20Merge branch 'km/bsd-shells'Libravatar Junio C Hamano1-1/+1
Portability fixes and workarounds for shell scripts have been added to help BSD-derived systems. * km/bsd-shells: t5528: do not fail with FreeBSD shell help.c: use SHELL_PATH instead of hard-coded "/bin/sh" git-compat-util.h: move SHELL_PATH default into header git-instaweb: use @SHELL_PATH@ instead of /bin/sh git-instaweb: allow running in a working tree subdirectory
2015-03-20Merge branch 'mg/detached-head-report'Libravatar Junio C Hamano1-3/+10
"git branch" on a detached HEAD always said "(detached from xyz)", even when "git status" would report "detached at xyz". The HEAD is actually at xyz and haven't been moved since it was detached in such a case, but the user cannot read what the current value of HEAD is when "detached from" is used. * mg/detached-head-report: branch: name detached HEAD analogous to status wt-status: refactor detached HEAD analysis
2015-03-20repack: turn on "ref paranoia" when doing a destructive repackLibravatar Jeff King1-2/+6
If we are repacking with "-ad", we will drop any unreachable objects. Likewise, using "-Ad --unpack-unreachable=<time>" will drop any old, unreachable objects. In these cases, we want to make sure the reachability we compute with "--all" is complete. We can do this by passing GIT_REF_PARANOIA=1 in the environment to pack-objects. Note that "-Ad" is safe already, because it only loosens unreachable objects. It is up to "git prune" to avoid deleting them. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-03-20prune: turn on ref_paranoia flagLibravatar Jeff King1-0/+1
Prune should know about broken objects at the tips of refs, so that we can feed them to our traversal rather than ignoring them. It's better for us to abort the operation on the broken object than it is to start deleting objects with an incomplete view of the reachability namespace. Note that for missing objects, aborting is the best we can do. For a badly-named ref, we technically could use its sha1 as a reachability tip. However, the iteration code just feeds us a null sha1, so there would be a reasonable amount of code involved to pass down our wishes. It's not really worth trying to do better, because this is a case that should happen extremely rarely, and the message we provide: fatal: unable to parse object: refs/heads/bogus:name is probably enough to point the user in the right direction. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-03-19clone: drop period from end of die_errno messageLibravatar Jeff King1-1/+1
We do not usually end our errors with a full stop, but it looks especially bad when you use die_errno, which adds a colon, like: fatal: could not create work tree dir 'foo'.: No such file or directory Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-03-19clone: initialize atexit cleanup handler earlierLibravatar Jeff King1-4/+5
If clone fails, we generally try to clean up any directories we've created. We do this by installing an atexit handler, so that we don't have to manually trigger cleanup. However, since we install this after touching the filesystem, any errors between our initial mkdir() and our atexit() call will result in us leaving a crufty directory around. We can fix this by moving our atexit() call earlier. It's OK to do it before the junk_work_tree variable is set, because remove_junk makes sure the variable is initialized. This means we "activate" the handler by assigning to the junk_work_tree variable, which we now bump down to just after we call mkdir(). We probably do not want to do it before, because a plausible reason for mkdir() to fail is EEXIST (i.e., we are racing with another "git init"), and we would not want to remove their work. OTOH, this is probably not that big a deal; we will allow cloning into an empty directory (and skip the mkdir), which is already racy (i.e., one clone may see the other's empty dir and start writing into it). Still, it does not hurt to err on the side of caution here. Note that writing into junk_work_tree and junk_git_dir after installing the handler is also technically racy, as we call our handler on an async signal. Depending on the platform, we could see a sheared write to the variables. Traditionally we have not worried about this, and indeed we already do this later in the function. If we want to address that, it can come as a separate topic. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-03-19grep: fix "--quiet" overwriting current outputLibravatar Wilhelm Schuermann1-1/+1
When grep is called with the --quiet option, the pager is initialized despite not being used. When the pager is "less", anything output by previous commands and not ended with a newline is overwritten: $ echo -n aaa; echo bbb aaabbb $ echo -n aaa; git grep -q foo; echo bbb bbb This can be worked around, for example, by making sure STDOUT is not a TTY or more directly by setting git's pager to "cat": $ echo -n aaa; git grep -q foo > /dev/null; echo bbb aaabbb $ echo -n aaa; PAGER=cat git grep -q foo; echo bbb aaabbb But prevent calling the pager in the first place, which would also save an unnecessary fork(). Signed-off-by: Wilhelm Schuermann <wimschuermann@googlemail.com> Reviewed-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-03-17Merge branch 'rs/deflate-init-cleanup'Libravatar Junio C Hamano2-3/+0
Code simplification. * rs/deflate-init-cleanup: zlib: initialize git_zstream in git_deflate_init{,_gzip,_raw}
2015-03-14push: allow --follow-tags to be set by config push.followTagsLibravatar Dave Olszewski1-0/+10
Signed-off-by: Dave Olszewski <cxreg@pobox.com> Helped-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-03-13Merge branch 'nd/grep-exclude-standard-help-fix' into maintLibravatar Junio C Hamano1-1/+1
Description given by "grep -h" for its --exclude-standard option was phrased poorly. * nd/grep-exclude-standard-help-fix: grep: correct help string for --exclude-standard
2015-03-13Merge branch 'jc/apply-beyond-symlink' into maintLibravatar Junio C Hamano1-1/+141
"git apply" was not very careful about reading from, removing, updating and creating paths outside the working tree (under --index/--cached) or the current directory (when used as a replacement for GNU patch). * jc/apply-beyond-symlink: apply: do not touch a file beyond a symbolic link apply: do not read from beyond a symbolic link apply: do not read from the filesystem under --index apply: reject input that touches outside the working area
2015-03-12tag: fix some mis-organized options in "-h" listingLibravatar Jeff King1-2/+2
Running "git tag -h" currently prints: [...] Tag creation options [...] --column[=<style>] show tag list in columns --sort <type> sort tags Tag listing options --contains <commit> print only tags that contain the commit --points-at <object> print only tags of the object The "--column" and "--sort" options should go under the "Tag listing" group. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-03-10builtin/help.c: fix memory leakLibravatar Stefan Beller1-1/+2
Signed-off-by: Stefan Beller <sbeller@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>