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2019-09-05unpack-trees: rename 'is_excluded_from_list()'Libravatar Derrick Stolee1-4/+17
The first consumer of pattern-matching filenames was the .gitignore feature. In that context, storing a list of patterns as a 'struct exclude_list' makes sense. However, the sparse-checkout feature then adopted these structures and methods, but with the opposite meaning: these patterns match the files that should be included! Now that this library is renamed to use 'struct pattern_list' and 'struct pattern', we can now rename the method used by the sparse-checkout feature to determine which paths should appear in the working directory. The method is_excluded_from_list() is only used by the sparse-checkout logic in unpack-trees and list-objects-filter. The confusing part is that it returned 1 for "excluded" (i.e. it matches the list of exclusions) but that really manes that the path matched the list of patterns for _inclusion_ in the working directory. Rename the method to be path_matches_pattern_list() and have it return an explicit 'enum pattern_match_result'. Here, the values MATCHED = 1, UNMATCHED = 0, and UNDECIDED = -1 agree with the previous integer values. This shift allows future consumers to better understand what the retur values mean, and provides more type checking for handling those values. Signed-off-by: Derrick Stolee <dstolee@microsoft.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-09-05treewide: rename 'exclude' methods to 'pattern'Libravatar Derrick Stolee1-11/+11
The first consumer of pattern-matching filenames was the .gitignore feature. In that context, storing a list of patterns as a 'struct exclude_list' makes sense. However, the sparse-checkout feature then adopted these structures and methods, but with the opposite meaning: these patterns match the files that should be included! It would be clearer to rename this entire library as a "pattern matching" library, and the callers apply exclusion/inclusion logic accordingly based on their needs. This commit renames several methods defined in dir.h to make more sense with the renamed 'struct exclude_list' to 'struct pattern_list' and 'struct exclude' to 'struct path_pattern': * last_exclude_matching() -> last_matching_pattern() * parse_exclude() -> parse_path_pattern() In addition, the word 'exclude' was replaced with 'pattern' in the methods below: * add_exclude_list() * add_excludes_from_file_to_list() * add_excludes_from_file() * add_excludes_from_blob_to_list() * add_exclude() * clear_exclude_list() A few methods with the word "exclude" remain. These will be handled seperately. In particular, the method "is_excluded()" is concretely about the .gitignore file relative to a specific directory. This is the important boundary between library and consumer: is_excluded() cares about .gitignore, but is_excluded() calls last_matching_pattern() to make that decision. Signed-off-by: Derrick Stolee <dstolee@microsoft.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-09-05treewide: rename 'EXCL_FLAG_' to 'PATTERN_FLAG_'Libravatar Derrick Stolee1-5/+5
The first consumer of pattern-matching filenames was the .gitignore feature. In that context, storing a list of patterns as a 'struct exclude_list' makes sense. However, the sparse-checkout feature then adopted these structures and methods, but with the opposite meaning: these patterns match the files that should be included! It would be clearer to rename this entire library as a "pattern matching" library, and the callers apply exclusion/inclusion logic accordingly based on their needs. This commit replaces 'EXCL_FLAG_' to 'PATTERN_FLAG_' in the names of the flags used on 'struct path_pattern'. Signed-off-by: Derrick Stolee <dstolee@microsoft.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-09-05treewide: rename 'struct exclude_list' to 'struct pattern_list'Libravatar Derrick Stolee1-9/+9
The first consumer of pattern-matching filenames was the .gitignore feature. In that context, storing a list of patterns as a 'struct exclude_list' makes sense. However, the sparse-checkout feature then adopted these structures and methods, but with the opposite meaning: these patterns match the files that should be included! It would be clearer to rename this entire library as a "pattern matching" library, and the callers apply exclusion/inclusion logic accordingly based on their needs. This commit renames 'struct exclude_list' to 'struct pattern_list' and renames several variables called 'el' to 'pl'. Signed-off-by: Derrick Stolee <dstolee@microsoft.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-09-05treewide: rename 'struct exclude' to 'struct path_pattern'Libravatar Derrick Stolee1-4/+4
The first consumer of pattern-matching filenames was the .gitignore feature. In that context, storing a list of patterns as a list of 'struct exclude' items makes sense. However, the sparse-checkout feature then adopted these structures and methods, but with the opposite meaning: these patterns match the files that should be included! It would be clearer to rename this entire library as a "pattern matching" library, and the callers apply exclusion/inclusion logic accordingly based on their needs. This commit renames 'struct exclude' to 'struct path_pattern' and renames several variable names to match. 'struct pattern' was already taken by attr.c, and this more completely describes that the patterns are specific to file paths. Signed-off-by: Derrick Stolee <dstolee@microsoft.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-05-13Merge branch 'dl/no-extern-in-func-decl'Libravatar Junio C Hamano1-70/+70
Mechanically and systematically drop "extern" from function declarlation. * dl/no-extern-in-func-decl: *.[ch]: manually align parameter lists *.[ch]: remove extern from function declarations using sed *.[ch]: remove extern from function declarations using spatch
2019-05-09Merge branch 'nd/sha1-name-c-wo-the-repository'Libravatar Junio C Hamano1-1/+3
Further code clean-up to allow the lowest level of name-to-object mapping layer to work with a passed-in repository other than the default one. * nd/sha1-name-c-wo-the-repository: (34 commits) sha1-name.c: remove the_repo from get_oid_mb() sha1-name.c: remove the_repo from other get_oid_* sha1-name.c: remove the_repo from maybe_die_on_misspelt_object_name submodule-config.c: use repo_get_oid for reading .gitmodules sha1-name.c: add repo_get_oid() sha1-name.c: remove the_repo from get_oid_with_context_1() sha1-name.c: remove the_repo from resolve_relative_path() sha1-name.c: remove the_repo from diagnose_invalid_index_path() sha1-name.c: remove the_repo from handle_one_ref() sha1-name.c: remove the_repo from get_oid_1() sha1-name.c: remove the_repo from get_oid_basic() sha1-name.c: remove the_repo from get_describe_name() sha1-name.c: remove the_repo from get_oid_oneline() sha1-name.c: add repo_interpret_branch_name() sha1-name.c: remove the_repo from interpret_branch_mark() sha1-name.c: remove the_repo from interpret_nth_prior_checkout() sha1-name.c: remove the_repo from get_short_oid() sha1-name.c: add repo_for_each_abbrev() sha1-name.c: store and use repo in struct disambiguate_state sha1-name.c: add repo_find_unique_abbrev_r() ...
2019-05-05*.[ch]: manually align parameter listsLibravatar Denton Liu1-31/+31
In previous patches, extern was mechanically removed from function declarations without care to formatting, causing parameter lists to be misaligned. Manually format changed sections such that the parameter lists should be realigned. Viewing this patch with 'git diff -w' should produce no output. Signed-off-by: Denton Liu <liu.denton@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-05-05*.[ch]: remove extern from function declarations using spatchLibravatar Denton Liu1-35/+35
There has been a push to remove extern from function declarations. Remove some instances of "extern" for function declarations which are caught by Coccinelle. Note that Coccinelle has some difficulty with processing functions with `__attribute__` or varargs so some `extern` declarations are left behind to be dealt with in a future patch. This was the Coccinelle patch used: @@ type T; identifier f; @@ - extern T f(...); and it was run with: $ git ls-files \*.{c,h} | grep -v ^compat/ | xargs spatch --sp-file contrib/coccinelle/noextern.cocci --in-place Files under `compat/` are intentionally excluded as some are directly copied from external sources and we should avoid churning them as much as possible. Signed-off-by: Denton Liu <liu.denton@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-04-16sha1-name.c: remove the_repo from diagnose_invalid_index_path()Libravatar Nguyễn Thái Ngọc Duy1-1/+3
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-03-20report_path_error(): drop unused prefix parameterLibravatar Jeff King1-1/+1
This hasn't been used since 17ddc66e70 (convert report_path_error to take struct pathspec, 2013-07-14), as the names in the struct will have already been prefixed when they were parsed. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-08-13dir.c: remove an implicit dependency on the_index in pathspec codeLibravatar Nguyễn Thái Ngọc Duy1-6/+10
Make the match_patchspec API and friends take an index_state instead of assuming the_index in dir.c. All external call sites are converted blindly to keep the patch simple and retain current behavior. Individual call sites may receive further updates to use the right index instead of the_index. Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-05-30Merge branch 'bc/object-id'Libravatar Junio C Hamano1-2/+3
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 ...
2018-05-08Merge branch 'sb/submodule-move-nested'Libravatar Junio C Hamano1-1/+11
Moving a submodule that itself has submodule in it with "git mv" forgot to make necessary adjustment to the nested sub-submodules; now the codepath learned to recurse into the submodules. * sb/submodule-move-nested: submodule: fixup nested submodules after moving the submodule submodule-config: remove submodule_from_cache submodule-config: add repository argument to submodule_from_{name, path} submodule-config: allow submodule_free to handle arbitrary repositories grep: remove "repo" arg from non-supporting funcs submodule.h: drop declaration of connect_work_tree_and_git_dir
2018-05-02dir: convert struct untracked_cache_dir to object_idLibravatar brian m. carlson1-2/+3
Convert the exclude_sha1 member of struct untracked_cache_dir and rename it to exclude_oid. Eliminate several hard-coded integral constants, and update a function name that referred to SHA-1. Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-03-29submodule: fixup nested submodules after moving the submoduleLibravatar Stefan Beller1-1/+11
connect_work_tree_and_git_dir is used to connect a submodule worktree with its git directory and vice versa after events that require a reconnection such as moving around the working tree. As submodules can have nested submodules themselves, we'd also want to fix the nested submodules when asked to. Add an option to recurse into the nested submodules and connect them as well. As submodules are identified by their name (which determines their git directory in relation to their superproject's git directory) internally and by their path in the working tree of the superproject, we need to make sure that the mapping of name <-> path is kept intact. We can do that in the git-mv command by writing out the gitmodules file first and then forcing a reload of the submodule config machinery. Signed-off-by: Stefan Beller <sbeller@google.com> Reviewed-by: Jonathan Tan <jonathantanmy@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-02-27Merge branch 'nd/fix-untracked-cache-invalidation'Libravatar Junio C Hamano1-1/+1
Some bugs around "untracked cache" feature have been fixed. * nd/fix-untracked-cache-invalidation: dir.c: ignore paths containing .git when invalidating untracked cache dir.c: stop ignoring opendir() error in open_cached_dir() dir.c: fix missing dir invalidation in untracked code dir.c: avoid stat() in valid_cached_dir() status: add a failing test showing a core.untrackedCache bug
2018-02-07dir.c: ignore paths containing .git when invalidating untracked cacheLibravatar Nguyễn Thái Ngọc Duy1-1/+1
read_directory() code ignores all paths named ".git" even if it's not a valid git repository. See treat_path() for details. Since ".git" is basically invisible to read_directory(), when we are asked to invalidate a path that contains ".git", we can safely ignore it because the slow path would not consider it anyway. This helps when fsmonitor is used and we have a real ".git" repo at worktree top. Occasionally .git/index will be updated and if the fsmonitor hook does not filter it, untracked cache is asked to invalidate the path ".git/index". Without this patch, we invalidate the root directory unncessarily, which: - makes read_directory() fall back to slow path for root directory (slower) - makes the index dirty (because UNTR extension is updated). Depending on the index size, writing it down could also be slow. A note about the new "safe_path" knob. Since this new check could be relatively expensive, avoid it when we know it's not needed. If the path comes from the index, it can't contain ".git". If it does contain, we may be screwed up at many more levels, not just this one. Noticed-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com> Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-01-30dir: convert struct sha1_stat to use object_idLibravatar Patryk Obara1-6/+6
Convert the declaration of struct sha1_stat. Adjust all usages of this struct and replace hash{clr,cmp,cpy} with oid{clr,cmp,cpy} wherever possible. Rename it to struct oid_stat. Rename static function load_sha1_stat to load_oid_stat. Remove macro EMPTY_BLOB_SHA1_BIN, as it's no longer used. Signed-off-by: Patryk Obara <patryk.obara@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-12-27Merge branch 'jh/object-filtering'Libravatar Junio C Hamano1-0/+3
In preparation for implementing narrow/partial clone, the object walking machinery has been taught a way to tell it to "filter" some objects from enumeration. * jh/object-filtering: rev-list: support --no-filter argument list-objects-filter-options: support --no-filter list-objects-filter-options: fix 'keword' typo in comment pack-objects: add list-objects filtering rev-list: add list-objects filtering support list-objects: filter objects in traverse_commit_list oidset: add iterator methods to oidset oidmap: add oidmap iterator methods dir: allow exclusions from blob in addition to file
2017-11-22dir: allow exclusions from blob in addition to fileLibravatar Jeff Hostetler1-0/+3
Refactor add_excludes() to separate the reading of the exclude file into a buffer and the parsing of the buffer into exclude_list items. Add add_excludes_from_blob_to_list() to allow an exclude file be specified with an OID without assuming a local worktree or index exists. Refactor read_skip_worktree_file_from_index() and add do_read_blob() to eliminate duplication of preliminary processing of blob contents. Signed-off-by: Jeff Hostetler <jeffhost@microsoft.com> Reviewed-by: Jonathan Tan <jonathantanmy@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-11-21Merge branch 'bp/fsmonitor'Libravatar Junio C Hamano1-0/+2
We learned to talk to watchman to speed up "git status" and other operations that need to see which paths have been modified. * bp/fsmonitor: fsmonitor: preserve utf8 filenames in fsmonitor-watchman log fsmonitor: read entirety of watchman output fsmonitor: MINGW support for watchman integration fsmonitor: add a performance test fsmonitor: add a sample integration script for Watchman fsmonitor: add test cases for fsmonitor extension split-index: disable the fsmonitor extension when running the split index test fsmonitor: add a test tool to dump the index extension update-index: add fsmonitor support to update-index ls-files: Add support in ls-files to display the fsmonitor valid bit fsmonitor: add documentation for the fsmonitor extension. fsmonitor: teach git to optionally utilize a file system monitor to speed up detecting new or changed files. update-index: add a new --force-write-index option preload-index: add override to enable testing preload-index bswap: add 64 bit endianness helper get_be64
2017-10-31status: add option to show ignored files differentlyLibravatar Jameson Miller1-1/+2
Teach the status command more flexibility in how ignored files are reported. Currently, the reporting of ignored files and untracked files are linked. You cannot control how ignored files are reported independently of how untracked files are reported (i.e. `all` vs `normal`). This makes it impossible to show untracked files with the `all` option, but show ignored files with the `normal` option. This work 1) adds the ability to control the reporting of ignored files independently of untracked files and 2) introduces the concept of status reporting ignored paths that explicitly match an ignored pattern. There are 2 benefits to these changes: 1) if a consumer needs all untracked files but not all ignored files, there is a performance benefit to not scanning all contents of an ignored directory and 2) returning ignored files that explicitly match a path allow a consumer to make more informed decisions about when a status result might be stale. This commit implements --ignored=matching with --untracked-files=all. The following commit will implement --ignored=matching with --untracked=files=normal. As an example of where this flexibility could be useful is that our application (Visual Studio) runs the status command and presents the output. It shows all untracked files individually (e.g. using the '--untracked-files==all' option), and would like to know about which paths are ignored. It uses information about ignored paths to make decisions about when the status result might have changed. Additionally, many projects place build output into directories inside a repository's working directory (e.g. in "bin/" and "obj/" directories). Normal usage is to explicitly ignore these 2 directory names in the .gitignore file (rather than or in addition to the *.obj pattern).If an application could know that these directories are explicitly ignored, it could infer that all contents are ignored as well and make better informed decisions about files in these directories. It could infer that any changes under these paths would not affect the output of status. Additionally, there can be a significant performance benefit by avoiding scanning through ignored directories. When status is set to report matching ignored files, it has the following behavior. Ignored files and directories that explicitly match an exclude pattern are reported. If an ignored directory matches an exclude pattern, then the path of the directory is returned. If a directory does not match an exclude pattern, but all of its contents are ignored, then the contained files are reported instead of the directory. Signed-off-by: Jameson Miller <jamill@microsoft.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-10-01fsmonitor: teach git to optionally utilize a file system monitor to speed up ↵Libravatar Ben Peart1-0/+2
detecting new or changed files. When the index is read from disk, the fsmonitor index extension is used to flag the last known potentially dirty index entries. The registered core.fsmonitor command is called with the time the index was last updated and returns the list of files changed since that time. This list is used to flag any additional dirty cache entries and untracked cache directories. We can then use this valid state to speed up preload_index(), ie_match_stat(), and refresh_cache_ent() as they do not need to lstat() files to detect potential changes for those entries marked CE_FSMONITOR_VALID. In addition, if the untracked cache is turned on valid_cached_dir() can skip checking directories for new or changed files as fsmonitor will invalidate the cache only for those directories that have been identified as having potential changes. To keep the CE_FSMONITOR_VALID state accurate during git operations; when git updates a cache entry to match the current state on disk, it will now set the CE_FSMONITOR_VALID bit. Inversely, anytime git changes a cache entry, the CE_FSMONITOR_VALID bit is cleared and the corresponding untracked cache directory is marked invalid. Signed-off-by: Ben Peart <benpeart@microsoft.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-06-22Merge branch 'pc/dir-count-slashes'Libravatar Junio C Hamano1-0/+3
Three instances of the same helper function have been consolidated to one. * pc/dir-count-slashes: dir: create function count_slashes()
2017-06-12dir: create function count_slashes()Libravatar Prathamesh Chavan1-0/+3
Similar functions exist in apply.c and builtin/show-branch.c for counting the number of slashes in a string. Also in the later patches, we introduce a third caller for the same. Hence, we unify it now by cleaning the existing functions and declaring a common function count_slashes in dir.h and implementing it in dir.c to remove this code duplication. Mentored-by: Christian Couder <christian.couder@gmail.com> Mentored-by: Stefan Beller <sbeller@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com> Signed-off-by: Prathamesh Chavan <pc44800@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-06-02Merge branch 'sl/clean-d-ignored-fix'Libravatar Junio C Hamano1-1/+5
"git clean -d" used to clean directories that has ignored files, even though the command should not lose ignored ones without "-x". "git status --ignored" did not list ignored and untracked files without "-uall". These have been corrected. * sl/clean-d-ignored-fix: clean: teach clean -d to preserve ignored paths dir: expose cmp_name() and check_contains() dir: hide untracked contents of untracked dirs dir: recurse into untracked dirs for ignored files t7061: status --ignored should search untracked dirs t7300: clean -d should skip dirs with ignored files
2017-05-22dir: expose cmp_name() and check_contains()Libravatar Samuel Lijin1-0/+3
We want to use cmp_name() and check_contains() (which both compare `struct dir_entry`s, the former in terms of the sort order, the latter in terms of whether one lexically contains another) outside of dir.c, so we have to (1) change their linkage and (2) rename them as appropriate for the global namespace. The second is achieved by renaming cmp_name() to cmp_dir_entry() and check_contains() to check_dir_entry_contains(). Signed-off-by: Samuel Lijin <sxlijin@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-05-22dir: hide untracked contents of untracked dirsLibravatar Samuel Lijin1-1/+2
When we taught read_directory_recursive() to recurse into untracked directories in search of ignored files given DIR_SHOW_IGNORED_TOO, that had the side effect of teaching it to collect the untracked contents of untracked directories. It doesn't always make sense to return these, though (we do need them for `clean -d`), so we introduce a flag (DIR_KEEP_UNTRACKED_CONTENTS) to control whether or not read_directory() strips dir->entries of the untracked contents of untracked dirs. We also introduce check_contains() to check if one dir_entry corresponds to a path which contains the path corresponding to another dir_entry. This also fixes known breakages in t7061, since status --ignored now searches untracked directories for ignored files. Signed-off-by: Samuel Lijin <sxlijin@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-05-06dir: convert fill_directory to take an indexLibravatar Brandon Williams1-1/+3
Signed-off-by: Brandon Williams <bmwill@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-05-06dir: convert read_directory to take an indexLibravatar Brandon Williams1-1/+3
Signed-off-by: Brandon Williams <bmwill@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-05-06dir: convert is_excluded to take an indexLibravatar Brandon Williams1-1/+4
Signed-off-by: Brandon Williams <bmwill@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-05-06dir: convert add_excludes to take an indexLibravatar Brandon Williams1-1/+1
Signed-off-by: Brandon Williams <bmwill@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-05-06dir: convert is_excluded_from_list to take an indexLibravatar Brandon Williams1-2/+4
Signed-off-by: Brandon Williams <bmwill@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-05-06dir: convert dir_add* to take an indexLibravatar Brandon Williams1-1/+3
Signed-off-by: Brandon Williams <bmwill@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-12-12submodule: add absorb-git-dir functionLibravatar Stefan Beller1-0/+3
When a submodule has its git dir inside the working dir, the submodule support for checkout that we plan to add in a later patch will fail. Add functionality to migrate the git directory to be absorbed into the superprojects git directory. The newly added code in this patch is structured such that other areas of Git can also make use of it. The code in the submodule--helper is a mere wrapper and option parser for the function `absorb_git_dir_into_superproject`, that takes care of embedding the submodules git directory into the superprojects git dir. That function makes use of the more abstract function for this use case `relocate_gitdir`, which can be used by e.g. the worktree code eventually to move around a git directory. Signed-off-by: Stefan Beller <sbeller@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-12-12move connect_work_tree_and_git_dir to dir.hLibravatar Stefan Beller1-0/+1
That function was primarily used by submodule code, but the function itself is not inherently about submodules. In the next patch we'll introduce relocate_git_dir, which can be used by worktrees as well, so find a neutral middle ground in dir.h. Signed-off-by: Stefan Beller <sbeller@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-10-10ls-files: add pathspec matching for submodulesLibravatar Brandon Williams1-0/+4
Pathspecs can be a bit tricky when trying to apply them to submodules. The main challenge is that the pathspecs will be with respect to the superproject and not with respect to paths in the submodule. The approach this patch takes is to pass in the identical pathspec from the superproject to the submodule in addition to the submodule-prefix, which is the path from the root of the superproject to the submodule, and then we can compare an entry in the submodule prepended with the submodule-prefix to the pathspec in order to determine if there is a match. This patch also permits the pathspec logic to perform a prefix match against submodules since a pathspec could refer to a file inside of a submodule. Due to limitations in the wildmatch logic, a prefix match is only done literally. If any wildcard character is encountered we'll simply punt and produce a false positive match. More accurate matching will be done once inside the submodule. This is due to the superproject not knowing what files could exist in the submodule. Signed-off-by: Brandon Williams <bmwill@google.com> Reviewed-by: Stefan Beller <sbeller@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-07-25Merge branch 'mh/split-under-lock'Libravatar Junio C Hamano1-0/+23
Further preparatory work on the refs API before the pluggable backend series can land. * mh/split-under-lock: (33 commits) lock_ref_sha1_basic(): only handle REF_NODEREF mode commit_ref_update(): remove the flags parameter lock_ref_for_update(): don't resolve symrefs lock_ref_for_update(): don't re-read non-symbolic references refs: resolve symbolic refs first ref_transaction_update(): check refname_is_safe() at a minimum unlock_ref(): move definition higher in the file lock_ref_for_update(): new function add_update(): initialize the whole ref_update verify_refname_available(): adjust constness in declaration refs: don't dereference on rename refs: allow log-only updates delete_branches(): use resolve_refdup() ref_transaction_commit(): correctly report close_ref() failure ref_transaction_create(): disallow recursive pruning refs: make error messages more consistent lock_ref_sha1_basic(): remove unneeded local variable read_raw_ref(): move docstring to header file read_raw_ref(): improve docstring read_raw_ref(): rename symref argument to referent ...
2016-05-23Merge branch 'nd/worktree-various-heads'Libravatar Junio C Hamano1-2/+2
The experimental "multiple worktree" feature gains more safety to forbid operations on a branch that is checked out or being actively worked on elsewhere, by noticing that e.g. it is being rebased. * nd/worktree-various-heads: branch: do not rename a branch under bisect or rebase worktree.c: check whether branch is bisected in another worktree wt-status.c: split bisect detection out of wt_status_get_state() worktree.c: check whether branch is rebased in another worktree worktree.c: avoid referencing to worktrees[i] multiple times wt-status.c: make wt_status_check_rebase() work on any worktree wt-status.c: split rebase detection out of wt_status_get_state() path.c: refactor and add worktree_git_path() worktree.c: mark current worktree worktree.c: make find_shared_symref() return struct worktree * worktree.c: store "id" instead of "git_dir" path.c: add git_common_path() and strbuf_git_common_path() dir.c: rename str(n)cmp_icase to fspath(n)cmp
2016-05-05remove_dir_recursively(): add docstringLibravatar Michael Haggerty1-0/+23
Add a docstring for the remove_dir_recursively() function and the REMOVE_DIR_* flags that can be passed to it. Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
2016-04-22dir.c: rename str(n)cmp_icase to fspath(n)cmpLibravatar Nguyễn Thái Ngọc Duy1-2/+2
These functions compare two paths that are taken from file system. Depending on the running file system, paths may need to be compared case-sensitively or not, and maybe even something else in future. The current names do not convey that well. Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-04-22dir.c: remove dead function fnmatch_icase()Libravatar Nguyễn Thái Ngọc Duy1-1/+0
It was largely replaced by fnmatch_icase_mem() and its last use was in 84b8b5d (remove match_pathspec() in favor of match_pathspec_depth() - 2013-07-14). Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-04-14Merge branch 'ss/exc-flag-is-a-collection-of-bits' into maintLibravatar Junio C Hamano1-4/+4
Code clean-up. * ss/exc-flag-is-a-collection-of-bits: dir: store EXC_FLAG_* values in unsigned integers
2016-04-06Merge branch 'ss/exc-flag-is-a-collection-of-bits'Libravatar Junio C Hamano1-4/+4
Code clean-up. * ss/exc-flag-is-a-collection-of-bits: dir: store EXC_FLAG_* values in unsigned integers
2016-03-18Revert "Merge branch 'nd/exclusion-regression-fix'"Libravatar Junio C Hamano1-3/+0
This reverts commit 5e57f9c3dfe7dd44a1b56bb5b3327d7a1356ec7c, reversing changes made to e79112d21024beb997951381db21a70b087d459d. We will be postponing nd/exclusion-regression-fix topic to later cycle.
2016-03-01dir: store EXC_FLAG_* values in unsigned integersLibravatar Saurav Sachidanand1-4/+4
The values defined by the macro EXC_FLAG_* (1, 4, 8, 16) are stored in fields of the structs "pattern" and "exclude", some functions arguments and a local variable. None of these uses its most significant bit in any special way and there is no good reason to use a signed integer for them. And while we're at it, document "flags" of "exclude" to explicitly state the values it's supposed to take on. Signed-off-by: Saurav Sachidanand <sauravsachidanand@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-02-15dir.c: support marking some patterns already matchedLibravatar Nguyễn Thái Ngọc Duy1-0/+3
Given path "a" and the pattern "a", it's matched. But if we throw path "a/b" to pattern "a", the code fails to realize that if "a" matches "a" then "a/b" should also be matched. When the pattern is matched the first time, we can mark it "sticky", so that all files and dirs inside the matched path also matches. This is a simpler solution than modify all match scenarios to fix that. Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-01-25dir: simplify untracked cache "ident" fieldLibravatar Christian Couder1-1/+0
It is not a good idea to compare kernel versions and disable the untracked cache if it changes, as people may upgrade and still want the untracked cache to work. So let's just compare work tree locations and kernel name to decide if we should disable it. Also storing many locations in the ident field and comparing to any of them can be dangerous if GIT_WORK_TREE is used with different values. So let's just store one location, the location of the current work tree. The downside is that untracked cache can only be used by one type of OS for now. Exporting a git repo to different clients via a network to e.g. Linux and Windows means that only one can use the untracked cache. If the location changed in the ident field and we still want an untracked cache, let's delete the cache and recreate it. Note that if an untracked cache has been created by a previous Git version, then the kernel version is stored in the ident field. As we now compare with just the kernel name the comparison will fail and the untracked cache will be disabled until it's recreated. Helped-by: Torsten Bögershausen <tboegi@web.de> Signed-off-by: Christian Couder <chriscool@tuxfamily.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-01-25dir: add remove_untracked_cache()Libravatar Christian Couder1-0/+1
Factor out code into remove_untracked_cache(), which will be used in a later commit. Signed-off-by: Christian Couder <chriscool@tuxfamily.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>