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2020-01-17submodule-config: add skip_if_read option to repo_read_gitmodules()Libravatar Matheus Tavares1-12/+6
Currently, submodule-config.c doesn't have an externally accessible function to read gitmodules only if it wasn't already read. But this exact behavior is internally implemented by gitmodules_read_check(), to perform a lazy load. Let's merge this function with repo_read_gitmodules() adding a 'skip_if_read' which allows both internal and external callers to access this functionality. This simplifies a little the code. The added option will also be used in the following patch. Signed-off-by: Matheus Tavares <matheus.bernardino@usp.br> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-12-16fix-typo: consecutive-word duplicationsLibravatar ryenus1-1/+1
Correct unintentional duplication(s) of words, such as "the the", and "can can" etc. The changes are only applied to cases where it's fixing what is clearly wrong or prone to misunderstanding, as suggested by the reviewers. Helped-by: Johannes Schindelin <johannes.schindelin@gmx.de> Helped-by: Denton Liu <liu.denton@gmail.com> Helped-by: Junio C Hamano <gitster@pobox.com> Signed-off-by: ryenus <ryenus@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-12-06Sync with 2.23.1Libravatar Johannes Schindelin1-2/+10
* maint-2.23: (44 commits) Git 2.23.1 Git 2.22.2 Git 2.21.1 mingw: sh arguments need quoting in more circumstances mingw: fix quoting of empty arguments for `sh` mingw: use MSYS2 quoting even when spawning shell scripts mingw: detect when MSYS2's sh is to be spawned more robustly t7415: drop v2.20.x-specific work-around Git 2.20.2 t7415: adjust test for dubiously-nested submodule gitdirs for v2.20.x Git 2.19.3 Git 2.18.2 Git 2.17.3 Git 2.16.6 test-drop-caches: use `has_dos_drive_prefix()` Git 2.15.4 Git 2.14.6 mingw: handle `subst`-ed "DOS drives" mingw: refuse to access paths with trailing spaces or periods mingw: refuse to access paths with illegal characters ...
2019-12-06Sync with 2.21.1Libravatar Johannes Schindelin1-2/+10
* maint-2.21: (42 commits) Git 2.21.1 mingw: sh arguments need quoting in more circumstances mingw: fix quoting of empty arguments for `sh` mingw: use MSYS2 quoting even when spawning shell scripts mingw: detect when MSYS2's sh is to be spawned more robustly t7415: drop v2.20.x-specific work-around Git 2.20.2 t7415: adjust test for dubiously-nested submodule gitdirs for v2.20.x Git 2.19.3 Git 2.18.2 Git 2.17.3 Git 2.16.6 test-drop-caches: use `has_dos_drive_prefix()` Git 2.15.4 Git 2.14.6 mingw: handle `subst`-ed "DOS drives" mingw: refuse to access paths with trailing spaces or periods mingw: refuse to access paths with illegal characters unpack-trees: let merged_entry() pass through do_add_entry()'s errors quote-stress-test: offer to test quoting arguments for MSYS2 sh ...
2019-12-06Sync with 2.19.3Libravatar Johannes Schindelin1-2/+10
* maint-2.19: (34 commits) Git 2.19.3 Git 2.18.2 Git 2.17.3 Git 2.16.6 test-drop-caches: use `has_dos_drive_prefix()` Git 2.15.4 Git 2.14.6 mingw: handle `subst`-ed "DOS drives" mingw: refuse to access paths with trailing spaces or periods mingw: refuse to access paths with illegal characters unpack-trees: let merged_entry() pass through do_add_entry()'s errors quote-stress-test: offer to test quoting arguments for MSYS2 sh t6130/t9350: prepare for stringent Win32 path validation quote-stress-test: allow skipping some trials quote-stress-test: accept arguments to test via the command-line tests: add a helper to stress test argument quoting mingw: fix quoting of arguments Disallow dubiously-nested submodule git directories protect_ntfs: turn on NTFS protection by default path: also guard `.gitmodules` against NTFS Alternate Data Streams ...
2019-12-06Sync with 2.18.2Libravatar Johannes Schindelin1-2/+10
* maint-2.18: (33 commits) Git 2.18.2 Git 2.17.3 Git 2.16.6 test-drop-caches: use `has_dos_drive_prefix()` Git 2.15.4 Git 2.14.6 mingw: handle `subst`-ed "DOS drives" mingw: refuse to access paths with trailing spaces or periods mingw: refuse to access paths with illegal characters unpack-trees: let merged_entry() pass through do_add_entry()'s errors quote-stress-test: offer to test quoting arguments for MSYS2 sh t6130/t9350: prepare for stringent Win32 path validation quote-stress-test: allow skipping some trials quote-stress-test: accept arguments to test via the command-line tests: add a helper to stress test argument quoting mingw: fix quoting of arguments Disallow dubiously-nested submodule git directories protect_ntfs: turn on NTFS protection by default path: also guard `.gitmodules` against NTFS Alternate Data Streams is_ntfs_dotgit(): speed it up ...
2019-12-06Sync with 2.17.3Libravatar Johannes Schindelin1-2/+10
* maint-2.17: (32 commits) Git 2.17.3 Git 2.16.6 test-drop-caches: use `has_dos_drive_prefix()` Git 2.15.4 Git 2.14.6 mingw: handle `subst`-ed "DOS drives" mingw: refuse to access paths with trailing spaces or periods mingw: refuse to access paths with illegal characters unpack-trees: let merged_entry() pass through do_add_entry()'s errors quote-stress-test: offer to test quoting arguments for MSYS2 sh t6130/t9350: prepare for stringent Win32 path validation quote-stress-test: allow skipping some trials quote-stress-test: accept arguments to test via the command-line tests: add a helper to stress test argument quoting mingw: fix quoting of arguments Disallow dubiously-nested submodule git directories protect_ntfs: turn on NTFS protection by default path: also guard `.gitmodules` against NTFS Alternate Data Streams is_ntfs_dotgit(): speed it up mingw: disallow backslash characters in tree objects' file names ...
2019-12-06Sync with 2.15.4Libravatar Johannes Schindelin1-2/+10
* maint-2.15: (29 commits) Git 2.15.4 Git 2.14.6 mingw: handle `subst`-ed "DOS drives" mingw: refuse to access paths with trailing spaces or periods mingw: refuse to access paths with illegal characters unpack-trees: let merged_entry() pass through do_add_entry()'s errors quote-stress-test: offer to test quoting arguments for MSYS2 sh t6130/t9350: prepare for stringent Win32 path validation quote-stress-test: allow skipping some trials quote-stress-test: accept arguments to test via the command-line tests: add a helper to stress test argument quoting mingw: fix quoting of arguments Disallow dubiously-nested submodule git directories protect_ntfs: turn on NTFS protection by default path: also guard `.gitmodules` against NTFS Alternate Data Streams is_ntfs_dotgit(): speed it up mingw: disallow backslash characters in tree objects' file names path: safeguard `.git` against NTFS Alternate Streams Accesses clone --recurse-submodules: prevent name squatting on Windows is_ntfs_dotgit(): only verify the leading segment ...
2019-12-06submodule: reject submodule.update = !command in .gitmodulesLibravatar Jonathan Nieder1-2/+10
Since ac1fbbda2013 (submodule: do not copy unknown update mode from .gitmodules, 2013-12-02), Git has been careful to avoid copying [submodule "foo"] update = !run an arbitrary scary command from .gitmodules to a repository's local config, copying in the setting 'update = none' instead. The gitmodules(5) manpage documents the intention: The !command form is intentionally ignored here for security reasons Unfortunately, starting with v2.20.0-rc0 (which integrated ee69b2a9 (submodule--helper: introduce new update-module-mode helper, 2018-08-13, first released in v2.20.0-rc0)), there are scenarios where we *don't* ignore it: if the config store contains no submodule.foo.update setting, the submodule-config API falls back to reading .gitmodules and the repository-supplied !command gets run after all. This was part of a general change over time in submodule support to read more directly from .gitmodules, since unlike .git/config it allows a project to change values between branches and over time (while still allowing .git/config to override things). But it was never intended to apply to this kind of dangerous configuration. The behavior change was not advertised in ee69b2a9's commit message and was missed in review. Let's take the opportunity to make the protection more robust, even in Git versions that are technically not affected: instead of quietly converting 'update = !command' to 'update = none', noisily treat it as an error. Allowing the setting but treating it as meaning something else was just confusing; users are better served by seeing the error sooner. Forbidding the construct makes the semantics simpler and means we can check for it in fsck (in a separate patch). As a result, the submodule-config API cannot read this value from .gitmodules under any circumstance, and we can declare with confidence For security reasons, the '!command' form is not accepted here. Reported-by: Joern Schneeweisz <jschneeweisz@gitlab.com> Signed-off-by: Jonathan Nieder <jrnieder@gmail.com> Signed-off-by: Johannes Schindelin <Johannes.Schindelin@gmx.de>
2019-10-07hashmap: remove type arg from hashmap_{get,put,remove}_entryLibravatar Eric Wong1-7/+3
Since these macros already take a `keyvar' pointer of a known type, we can rely on OFFSETOF_VAR to get the correct offset without relying on non-portable `__typeof__' and `offsetof'. Argument order is also rearranged, so `keyvar' and `member' are sequential as they are used as: `keyvar->member' Signed-off-by: Eric Wong <e@80x24.org> Reviewed-by: Derrick Stolee <stolee@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-10-07OFFSETOF_VAR macro to simplify hashmap iteratorsLibravatar Eric Wong1-1/+1
While we cannot rely on a `__typeof__' operator being portable to use with `offsetof'; we can calculate the pointer offset using an existing pointer and the address of a member using pointer arithmetic for compilers without `__typeof__'. This allows us to simplify usage of hashmap iterator macros by not having to specify a type when a pointer of that type is already given. In the future, list iterator macros (e.g. list_for_each_entry) may also be implemented using OFFSETOF_VAR to save hackers the trouble of using container_of/list_entry macros and without relying on non-portable `__typeof__'. v3: use `__typeof__' to avoid clang warnings Signed-off-by: Eric Wong <e@80x24.org> Reviewed-by: Derrick Stolee <stolee@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-10-07hashmap: introduce hashmap_free_entriesLibravatar Eric Wong1-2/+2
`hashmap_free_entries' behaves like `container_of' and passes the offset of the hashmap_entry struct to the internal `hashmap_free_' function, allowing the function to free any struct pointer regardless of where the hashmap_entry field is located. `hashmap_free' no longer takes any arguments aside from the hashmap itself. Signed-off-by: Eric Wong <e@80x24.org> Reviewed-by: Derrick Stolee <stolee@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-10-07hashmap: hashmap_{put,remove} return hashmap_entry *Libravatar Eric Wong1-1/+3
And add *_entry variants to perform container_of as necessary to simplify most callers. Signed-off-by: Eric Wong <e@80x24.org> Reviewed-by: Derrick Stolee <stolee@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-10-07hashmap: use *_entry APIs for iterationLibravatar Eric Wong1-3/+5
Inspired by list_for_each_entry in the Linux kernel. Once again, these are somewhat compromised usability-wise by compilers lacking __typeof__ support. Signed-off-by: Eric Wong <e@80x24.org> Reviewed-by: Derrick Stolee <stolee@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-10-07hashmap_cmp_fn takes hashmap_entry paramsLibravatar Eric Wong1-8/+12
Another step in eliminating the requirement of hashmap_entry being the first member of a struct. Signed-off-by: Eric Wong <e@80x24.org> Reviewed-by: Derrick Stolee <stolee@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-10-07hashmap_get{,_from_hash} return "struct hashmap_entry *"Libravatar Eric Wong1-2/+4
Update callers to use hashmap_get_entry, hashmap_get_entry_from_hash or container_of as appropriate. This is another step towards eliminating the requirement of hashmap_entry being the first field in a struct. Signed-off-by: Eric Wong <e@80x24.org> Reviewed-by: Derrick Stolee <stolee@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-10-07hashmap_put takes "struct hashmap_entry *"Libravatar Eric Wong1-1/+1
This is less error-prone than "void *" as the compiler now detects invalid types being passed. Signed-off-by: Eric Wong <e@80x24.org> Reviewed-by: Derrick Stolee <stolee@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-10-07hashmap_remove takes "const struct hashmap_entry *"Libravatar Eric Wong1-1/+1
This is less error-prone than "const void *" as the compiler now detects invalid types being passed. Signed-off-by: Eric Wong <e@80x24.org> Reviewed-by: Derrick Stolee <stolee@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-10-07hashmap_get takes "const struct hashmap_entry *"Libravatar Eric Wong1-2/+2
This is less error-prone than "const void *" as the compiler now detects invalid types being passed. Signed-off-by: Eric Wong <e@80x24.org> Reviewed-by: Derrick Stolee <stolee@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-10-07hashmap_add takes "struct hashmap_entry *"Libravatar Eric Wong1-1/+1
This is less error-prone than "void *" as the compiler now detects invalid types being passed. Signed-off-by: Eric Wong <e@80x24.org> Reviewed-by: Derrick Stolee <stolee@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-10-07hashmap_entry_init takes "struct hashmap_entry *"Libravatar Eric Wong1-5/+5
C compilers do type checking to make life easier for us. So rely on that and update all hashmap_entry_init callers to take "struct hashmap_entry *" to avoid future bugs while improving safety and readability. Signed-off-by: Eric Wong <e@80x24.org> Reviewed-by: Derrick Stolee <stolee@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-04-16submodule-config.c: use repo_get_oid for reading .gitmodulesLibravatar Nguyễn Thái Ngọc Duy1-13/+7
Since 76e9bdc437 (submodule: support reading .gitmodules when it's not in the working tree - 2018-10-25), every time you do git grep --recurse-submodules you are likely to see one warning line per submodule (unless all those submodules also have submodules). On a superproject with plenty of submodules (I've seen one with 67) this is really annoying. The warning was there because we could not resolve extended SHA-1 syntax on a submodule. We can now. Make use of the new API and get rid of the warning. It would be even better if config_with_options() supports multiple repositories too. But one step at a time. Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-02-20completion: add more parameter value completionLibravatar Nguyễn Thái Ngọc Duy1-1/+8
This adds value completion for a couple more paramters. To make it easier to maintain these hard coded lists, add a comment at the original list/code to remind people to update git-completion.bash too. Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-11-13Merge branch 'ao/submodule-wo-gitmodules-checked-out'Libravatar Junio C Hamano1-2/+66
The submodule support has been updated to read from the blob at HEAD:.gitmodules when the .gitmodules file is missing from the working tree. * ao/submodule-wo-gitmodules-checked-out: t/helper: add test-submodule-nested-repo-config submodule: support reading .gitmodules when it's not in the working tree submodule: add a helper to check if it is safe to write to .gitmodules t7506: clean up .gitmodules properly before setting up new scenario submodule: use the 'submodule--helper config' command submodule--helper: add a new 'config' subcommand t7411: be nicer to future tests and really clean things up t7411: merge tests 5 and 6 submodule: factor out a config_set_in_gitmodules_file_gently function submodule: add a print_config_from_gitmodules() helper
2018-10-31submodule: support reading .gitmodules when it's not in the working treeLibravatar Antonio Ospite1-2/+29
When the .gitmodules file is not available in the working tree, try using the content from the index and from the current branch. This covers the case when the file is part of the repository but for some reason it is not checked out, for example because of a sparse checkout. This makes it possible to use at least the 'git submodule' commands which *read* the gitmodules configuration file without fully populating the working tree. Writing to .gitmodules will still require that the file is checked out, so check for that before calling config_set_in_gitmodules_file_gently. Add a similar check also in git-submodule.sh::cmd_add() to anticipate the eventual failure of the "git submodule add" command when .gitmodules is not safely writeable; this prevents the command from leaving the repository in a spurious state (e.g. the submodule repository was cloned but .gitmodules was not updated because config_set_in_gitmodules_file_gently failed). Moreover, since config_from_gitmodules() now accesses the global object store, it is necessary to protect all code paths which call the function against concurrent access to the global object store. Currently this only happens in builtin/grep.c::grep_submodules(), so call grep_read_lock() before invoking code involving config_from_gitmodules(). Finally, add t7418-submodule-sparse-gitmodules.sh to verify that reading from .gitmodules succeeds and that writing to it fails when the file is not checked out. NOTE: there is one rare case where this new feature does not work properly yet: nested submodules without .gitmodules in their working tree. This has been documented with a warning and a test_expect_failure item in t7814, and in this case the current behavior is not altered: no config is read. Signed-off-by: Antonio Ospite <ao2@ao2.it> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-10-09submodule: factor out a config_set_in_gitmodules_file_gently functionLibravatar Antonio Ospite1-0/+12
Introduce a new config_set_in_gitmodules_file_gently() function to write config values to the .gitmodules file. This is in preparation for a future change which will use the function to write to the .gitmodules file in a more controlled way instead of using "git config -f .gitmodules". The purpose of the change is mainly to centralize the code that writes to the .gitmodules file to avoid some duplication. The naming follows git_config_set_in_file_gently() but the git_ prefix is removed to communicate that this is not a generic git-config API. Signed-off-by: Antonio Ospite <ao2@ao2.it> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-10-09submodule: add a print_config_from_gitmodules() helperLibravatar Antonio Ospite1-0/+25
Add a new print_config_from_gitmodules() helper function to print values from .gitmodules just like "git config -f .gitmodules" would. This will be used by a new submodule--helper subcommand to be able to access the .gitmodules file in a more controlled way. Signed-off-by: Antonio Ospite <ao2@ao2.it> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-09-27Sync with 2.19.1Libravatar Junio C Hamano1-0/+10
* maint: Git 2.19.1 Git 2.18.1 Git 2.17.2 fsck: detect submodule paths starting with dash fsck: detect submodule urls starting with dash Git 2.16.5 Git 2.15.3 Git 2.14.5 submodule-config: ban submodule paths that start with a dash submodule-config: ban submodule urls that start with dash submodule--helper: use "--" to signal end of clone options
2018-09-27Sync with 2.18.1Libravatar Junio C Hamano1-0/+10
* maint-2.18: Git 2.18.1 Git 2.17.2 fsck: detect submodule paths starting with dash fsck: detect submodule urls starting with dash Git 2.16.5 Git 2.15.3 Git 2.14.5 submodule-config: ban submodule paths that start with a dash submodule-config: ban submodule urls that start with dash submodule--helper: use "--" to signal end of clone options
2018-09-27Sync with 2.17.2Libravatar Junio C Hamano1-0/+10
* maint-2.17: Git 2.17.2 fsck: detect submodule paths starting with dash fsck: detect submodule urls starting with dash Git 2.16.5 Git 2.15.3 Git 2.14.5 submodule-config: ban submodule paths that start with a dash submodule-config: ban submodule urls that start with dash submodule--helper: use "--" to signal end of clone options
2018-09-27Sync with 2.15.3Libravatar Junio C Hamano1-0/+10
* maint-2.15: Git 2.15.3 Git 2.14.5 submodule-config: ban submodule paths that start with a dash submodule-config: ban submodule urls that start with dash submodule--helper: use "--" to signal end of clone options
2018-09-27Sync with Git 2.14.4Libravatar Junio C Hamano1-0/+10
* maint-2.14: Git 2.14.5 submodule-config: ban submodule paths that start with a dash submodule-config: ban submodule urls that start with dash submodule--helper: use "--" to signal end of clone options
2018-09-27submodule-config: ban submodule paths that start with a dashLibravatar Jeff King1-0/+2
We recently banned submodule urls that look like command-line options. This is the matching change to ban leading-dash paths. As with the urls, this should not break any use cases that currently work. Even with our "--" separator passed to git-clone, git-submodule.sh gets confused. Without the code portion of this patch, the clone of "-sub" added in t7417 would yield results like: /path/to/git-submodule: 410: cd: Illegal option -s /path/to/git-submodule: 417: cd: Illegal option -s /path/to/git-submodule: 410: cd: Illegal option -s /path/to/git-submodule: 417: cd: Illegal option -s Fetched in submodule path '-sub', but it did not contain b56243f8f4eb91b2f1f8109452e659f14dd3fbe4. Direct fetching of that commit failed. Moreover, naively adding such a submodule doesn't work: $ git submodule add $url -sub The following path is ignored by one of your .gitignore files: -sub even though there is no such ignore pattern (the test script hacks around this with a well-placed "git mv"). Unlike leading-dash urls, though, it's possible that such a path _could_ be useful if we eventually made it work. So this commit should be seen not as recommending a particular policy, but rather temporarily closing off a broken and possibly dangerous code-path. We may revisit this decision later. There are two minor differences to the tests in t7416 (that covered urls): 1. We don't have a "./-sub" escape hatch to make this work, since the submodule code expects to be able to match canonical index names to the path field (so you are free to add submodule config with that path, but we would never actually use it, since an index entry would never start with "./"). 2. After this patch, cloning actually succeeds. Since we ignore the submodule.*.path value, we fail to find a config stanza for our submodule at all, and simply treat it as inactive. We still check for the "ignoring" message. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-09-27submodule-config: ban submodule urls that start with dashLibravatar Jeff King1-0/+8
The previous commit taught the submodule code to invoke our "git clone $url $path" with a "--" separator so that we aren't confused by urls or paths that start with dashes. However, that's just one code path. It's not clear if there are others, and it would be an easy mistake to add one in the future. Moreover, even with the fix in the previous commit, it's quite hard to actually do anything useful with such an entry. Any url starting with a dash must fall into one of three categories: - it's meant as a file url, like "-path". But then any clone is not going to have the matching path, since it's by definition relative inside the newly created clone. If you spell it as "./-path", the submodule code sees the "/" and translates this to an absolute path, so it at least works (assuming the receiver has the same filesystem layout as you). But that trick does not apply for a bare "-path". - it's meant as an ssh url, like "-host:path". But this already doesn't work, as we explicitly disallow ssh hostnames that begin with a dash (to avoid option injection against ssh). - it's a remote-helper scheme, like "-scheme::data". This _could_ work if the receiver bends over backwards and creates a funny-named helper like "git-remote--scheme". But normally there would not be any helper that matches. Since such a url does not work today and is not likely to do anything useful in the future, let's simply disallow them entirely. That protects the existing "git clone" path (in a belt-and-suspenders way), along with any others that might exist. Our tests cover two cases: 1. A file url with "./" continues to work, showing that there's an escape hatch for people with truly silly repo names. 2. A url starting with "-" is rejected. Note that we expect case (2) to fail, but it would have done so even without this commit, for the reasons given above. So instead of just expecting failure, let's also check for the magic word "ignoring" on stderr. That lets us know that we failed for the right reason. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-08-29convert "oidcmp() != 0" to "!oideq()"Libravatar Jeff King1-2/+2
This is the flip side of the previous two patches: checking for a non-zero oidcmp() can be more strictly expressed as inequality. Like those patches, we write "!= 0" in the coccinelle transformation, which covers by isomorphism the more common: if (oidcmp(E1, E2)) As with the previous two patches, this patch can be achieved almost entirely by running "make coccicheck"; the only differences are manual line-wrap fixes to match the original code. There is one thing to note for anybody replicating this, though: coccinelle 1.0.4 seems to miss the case in builtin/tag.c, even though it's basically the same as all the others. Running with 1.0.7 does catch this, so presumably it's just a coccinelle bug that was fixed in the interim. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-08-02Merge branch 'jk/fsck-gitmodules-gently'Libravatar Junio C Hamano1-1/+1
Recent "security fix" to pay attention to contents of ".gitmodules" while accepting "git push" was a bit overly strict than necessary, which has been adjusted. * jk/fsck-gitmodules-gently: fsck: downgrade gitmodulesParse default to "info" fsck: split ".gitmodules too large" error from parse failure fsck: silence stderr when parsing .gitmodules config: add options parameter to git_config_from_mem config: add CONFIG_ERROR_SILENT handler config: turn die_on_error into caller-facing enum
2018-07-18Merge branch 'ao/config-from-gitmodules'Libravatar Junio C Hamano1-12/+63
Tighten the API to make it harder to misuse in-tree .gitmodules file, even though it shares the same syntax with configuration files, to read random configuration items from it. * ao/config-from-gitmodules: submodule-config: reuse config_from_gitmodules in repo_read_gitmodules submodule-config: pass repository as argument to config_from_gitmodules submodule-config: make 'config_from_gitmodules' private submodule-config: add helper to get 'update-clone' config from .gitmodules submodule-config: add helper function to get 'fetch' config from .gitmodules config: move config_from_gitmodules to submodule-config.c
2018-07-18Merge branch 'sb/object-store-grafts'Libravatar Junio C Hamano1-0/+1
The conversion to pass "the_repository" and then "a_repository" throughout the object access API continues. * sb/object-store-grafts: commit: allow lookup_commit_graft to handle arbitrary repositories commit: allow prepare_commit_graft to handle arbitrary repositories shallow: migrate shallow information into the object parser path.c: migrate global git_path_* to take a repository argument cache: convert get_graft_file to handle arbitrary repositories commit: convert read_graft_file to handle arbitrary repositories commit: convert register_commit_graft to handle arbitrary repositories commit: convert commit_graft_pos() to handle arbitrary repositories shallow: add repository argument to is_repository_shallow shallow: add repository argument to check_shallow_file_for_update shallow: add repository argument to register_shallow shallow: add repository argument to set_alternate_shallow_file commit: add repository argument to lookup_commit_graft commit: add repository argument to prepare_commit_graft commit: add repository argument to read_graft_file commit: add repository argument to register_commit_graft commit: add repository argument to commit_graft_pos object: move grafts to object parser object-store: move object access functions to object-store.h
2018-07-03config: add options parameter to git_config_from_memLibravatar Jeff King1-1/+1
The underlying config parser knows how to handle a config_options struct, but git_config_from_mem() always passes NULL. Let's allow our callers to specify the options struct. We could add a "_with_options" variant, but since there are only a handful of callers, let's just update them to pass NULL. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-06-26submodule-config: reuse config_from_gitmodules in repo_read_gitmodulesLibravatar Antonio Ospite1-29/+21
Reuse config_from_gitmodules in repo_read_gitmodules to remove some duplication and also have a single point where the .gitmodules file is read. The change does not introduce any new behavior, the same gitmodules_cb config callback is still used, which only deals with configuration specific to submodules. The check about the repo's worktree is removed from repo_read_gitmodules because it's already performed in config_from_gitmodules. The config_from_gitmodules function is moved up in the file —unchanged— before its users to avoid a forward declaration. Signed-off-by: Antonio Ospite <ao2@ao2.it> Acked-by: Brandon Williams <bmwill@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-06-26submodule-config: pass repository as argument to config_from_gitmodulesLibravatar Antonio Ospite1-5/+5
Generalize config_from_gitmodules() to accept a repository as an argument. This is in preparation to reuse the function in repo_read_gitmodules in order to have a single point where the '.gitmodules' file is accessed. Signed-off-by: Antonio Ospite <ao2@ao2.it> Acked-by: Brandon Williams <bmwill@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-06-26submodule-config: make 'config_from_gitmodules' privateLibravatar Antonio Ospite1-4/+4
Now that 'config_from_gitmodules' is not used in the open, it can be marked as private. Hopefully this will prevent its usage for retrieving arbitrary configuration form the '.gitmodules' file. Signed-off-by: Antonio Ospite <ao2@ao2.it> Acked-by: Brandon Williams <bmwill@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-06-26submodule-config: add helper to get 'update-clone' config from .gitmodulesLibravatar Antonio Ospite1-0/+14
Add a helper function to make it clearer that retrieving 'update-clone' configuration from the .gitmodules file is a special case supported solely for backward compatibility purposes. This change removes one direct use of 'config_from_gitmodules' for options not strictly related to submodules: "submodule.fetchjobs" does not describe a property of a submodule, but a behavior of other commands when dealing with submodules, so it does not really belong to the .gitmodules file. This is in the effort to communicate better that .gitmodules is not to be used as a mechanism to store arbitrary configuration in the repository that any command can retrieve. Signed-off-by: Antonio Ospite <ao2@ao2.it> Acked-by: Brandon Williams <bmwill@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-06-26submodule-config: add helper function to get 'fetch' config from .gitmodulesLibravatar Antonio Ospite1-0/+28
Add a helper function to make it clearer that retrieving 'fetch' configuration from the .gitmodules file is a special case supported solely for backward compatibility purposes. This change removes one direct use of 'config_from_gitmodules' in code not strictly related to submodules, in the effort to communicate better that .gitmodules is not to be used as a mechanism to store arbitrary configuration in the repository that any command can retrieve. Signed-off-by: Antonio Ospite <ao2@ao2.it> Acked-by: Brandon Williams <bmwill@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-06-26config: move config_from_gitmodules to submodule-config.cLibravatar Antonio Ospite1-0/+17
The .gitmodules file is not meant as a place to store arbitrary configuration to distribute with the repository. Move config_from_gitmodules() out of config.c and into submodule-config.c to make it even clearer that it is not a mechanism to retrieve arbitrary configuration from the .gitmodules file. Signed-off-by: Antonio Ospite <ao2@ao2.it> Acked-by: Brandon Williams <bmwill@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-05-30Merge branch 'bc/object-id'Libravatar Junio C Hamano1-33/+33
Conversion from uchar[20] to struct object_id continues. * bc/object-id: (42 commits) merge-one-file: compute empty blob object ID add--interactive: compute the empty tree value Update shell scripts to compute empty tree object ID sha1_file: only expose empty object constants through git_hash_algo dir: use the_hash_algo for empty blob object ID sequencer: use the_hash_algo for empty tree object ID cache-tree: use is_empty_tree_oid sha1_file: convert cached object code to struct object_id builtin/reset: convert use of EMPTY_TREE_SHA1_BIN builtin/receive-pack: convert one use of EMPTY_TREE_SHA1_HEX wt-status: convert two uses of EMPTY_TREE_SHA1_HEX submodule: convert several uses of EMPTY_TREE_SHA1_HEX sequencer: convert one use of EMPTY_TREE_SHA1_HEX merge: convert empty tree constant to the_hash_algo builtin/merge: switch tree functions to use object_id builtin/am: convert uses of EMPTY_TREE_SHA1_BIN to the_hash_algo sha1-file: add functions for hex empty tree and blob OIDs builtin/receive-pack: avoid hard-coded constants for push certs diff: specify abbreviation size in terms of the_hash_algo upload-pack: replace use of several hard-coded constants ...
2018-05-29Sync with Git 2.17.1Libravatar Junio C Hamano1-0/+31
* maint: (25 commits) Git 2.17.1 Git 2.16.4 Git 2.15.2 Git 2.14.4 Git 2.13.7 fsck: complain when .gitmodules is a symlink index-pack: check .gitmodules files with --strict unpack-objects: call fsck_finish() after fscking objects fsck: call fsck_finish() after fscking objects fsck: check .gitmodules content fsck: handle promisor objects in .gitmodules check fsck: detect gitmodules files fsck: actually fsck blob data fsck: simplify ".git" check index-pack: make fsck error message more specific verify_path: disallow symlinks in .gitmodules update-index: stat updated files earlier verify_dotfile: mention case-insensitivity in comment verify_path: drop clever fallthrough skip_prefix: add case-insensitive variant ...
2018-05-22Sync with Git 2.15.2Libravatar Junio C Hamano1-0/+31
* maint-2.15: Git 2.15.2 Git 2.14.4 Git 2.13.7 verify_path: disallow symlinks in .gitmodules update-index: stat updated files earlier verify_dotfile: mention case-insensitivity in comment verify_path: drop clever fallthrough skip_prefix: add case-insensitive variant is_{hfs,ntfs}_dotgitmodules: add tests is_ntfs_dotgit: match other .git files is_hfs_dotgit: match other .git files is_ntfs_dotgit: use a size_t for traversing string submodule-config: verify submodule names as paths
2018-05-22Sync with Git 2.14.4Libravatar Junio C Hamano1-0/+31
* maint-2.14: Git 2.14.4 Git 2.13.7 verify_path: disallow symlinks in .gitmodules update-index: stat updated files earlier verify_dotfile: mention case-insensitivity in comment verify_path: drop clever fallthrough skip_prefix: add case-insensitive variant is_{hfs,ntfs}_dotgitmodules: add tests is_ntfs_dotgit: match other .git files is_hfs_dotgit: match other .git files is_ntfs_dotgit: use a size_t for traversing string submodule-config: verify submodule names as paths
2018-05-22Sync with Git 2.13.7Libravatar Junio C Hamano1-0/+31
* maint-2.13: Git 2.13.7 verify_path: disallow symlinks in .gitmodules update-index: stat updated files earlier verify_dotfile: mention case-insensitivity in comment verify_path: drop clever fallthrough skip_prefix: add case-insensitive variant is_{hfs,ntfs}_dotgitmodules: add tests is_ntfs_dotgit: match other .git files is_hfs_dotgit: match other .git files is_ntfs_dotgit: use a size_t for traversing string submodule-config: verify submodule names as paths