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2011-10-22Merge branch 'jk/maint-pack-objects-compete-with-delete'Junio C Hamano
* jk/maint-pack-objects-compete-with-delete: downgrade "packfile cannot be accessed" errors to warnings pack-objects: protect against disappearing packs
2011-10-22Merge branch 'ph/transport-with-gitfile'Junio C Hamano
* ph/transport-with-gitfile: Fix is_gitfile() for files too small or larger than PATH_MAX to be a gitfile Add test showing git-fetch groks gitfiles Teach transport about the gitfile mechanism Learn to handle gitfiles in enter_repo enter_repo: do not modify input
2011-10-18Merge branch 'bc/attr-ignore-case'Junio C Hamano
* bc/attr-ignore-case: attr.c: respect core.ignorecase when matching attribute patterns attr: read core.attributesfile from git_default_core_config builtin/mv.c: plug miniscule memory leak cleanup: use internal memory allocation wrapper functions everywhere attr.c: avoid inappropriate access to strbuf "buf" member Conflicts: transport-helper.c
2011-10-18Merge branch 'jk/name-hash-dirent'Junio C Hamano
* jk/name-hash-dirent: fix phantom untracked files when core.ignorecase is set
2011-10-14pack-objects: protect against disappearing packsJeff King
It's possible that while pack-objects is running, a simultaneously running prune process might delete a pack that we are interested in. Because we load the pack indices early on, we know that the pack contains our item, but by the time we try to open and map it, it is gone. Since c715f78, we already protect against this in the normal object access code path, but pack-objects accesses the packs at a lower level. In the normal access path, we call find_pack_entry, which will call find_pack_entry_one on each pack index, which does the actual lookup. If it gets a hit, we will actually open and verify the validity of the matching packfile (using c715f78's is_pack_valid). If we can't open it, we'll issue a warning and pretend that we didn't find it, causing us to go on to the next pack (or on to loose objects). Furthermore, we will cache the descriptor to the opened packfile. Which means that later, when we actually try to access the object, we are likely to still have that packfile opened, and won't care if it has been unlinked from the filesystem. Notice the "likely" above. If there is another pack access in the interim, and we run out of descriptors, we could close the pack. And then a later attempt to access the closed pack could fail (we'll try to re-open it, of course, but it may have been deleted). In practice, this doesn't happen because we tend to look up items and then access them immediately. Pack-objects does not follow this code path. Instead, it accesses the packs at a much lower level, using find_pack_entry_one directly. This means we skip the is_pack_valid check, and may end up with the name of a packfile, but no open descriptor. We can add the same is_pack_valid check here. Unfortunately, the access patterns of pack-objects are not quite as nice for keeping lookup and object access together. We look up each object as we find out about it, and the only later when writing the packfile do we necessarily access it. Which means that the opened packfile may be closed in the interim. In practice, however, adding this check still has value, for three reasons. 1. If you have a reasonable number of packs and/or a reasonable file descriptor limit, you can keep all of your packs open simultaneously. If this is the case, then the race is impossible to trigger. 2. Even if you can't keep all packs open at once, you may end up keeping the deleted one open (i.e., you may get lucky). 3. The race window is shortened. You may notice early that the pack is gone, and not try to access it. Triggering the problem without this check means deleting the pack any time after we read the list of index files, but before we access the looked-up objects. Triggering it with this check means deleting the pack means deleting the pack after we do a lookup (and successfully access the packfile), but before we access the object. Which is a smaller window. Acked-by: Nicolas Pitre <nico@fluxnic.net> Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-10-11Merge branch 'mh/check-ref-format-3'Junio C Hamano
* mh/check-ref-format-3: (23 commits) add_ref(): verify that the refname is formatted correctly resolve_ref(): expand documentation resolve_ref(): also treat a too-long SHA1 as invalid resolve_ref(): emit warnings for improperly-formatted references resolve_ref(): verify that the input refname has the right format remote: avoid passing NULL to read_ref() remote: use xstrdup() instead of strdup() resolve_ref(): do not follow incorrectly-formatted symbolic refs resolve_ref(): extract a function get_packed_ref() resolve_ref(): turn buffer into a proper string as soon as possible resolve_ref(): only follow a symlink that contains a valid, normalized refname resolve_ref(): use prefixcmp() resolve_ref(): explicitly fail if a symlink is not readable Change check_refname_format() to reject unnormalized refnames Inline function refname_format_print() Make collapse_slashes() allocate memory for its result Do not allow ".lock" at the end of any refname component Refactor check_refname_format() Change check_ref_format() to take a flags argument Change bad_ref_char() to return a boolean value ...
2011-10-11Merge branch 'cb/common-prefix-unification'Junio C Hamano
* cb/common-prefix-unification: rename pathspec_prefix() to common_prefix() and move to dir.[ch] consolidate pathspec_prefix and common_prefix remove prefix argument from pathspec_prefix
2011-10-11Merge branch 'fg/submodule-git-file-git-dir'Junio C Hamano
* fg/submodule-git-file-git-dir: Move git-dir for submodules rev-parse: add option --resolve-git-dir <path> Conflicts: cache.h git-submodule.sh
2011-10-08fix phantom untracked files when core.ignorecase is setJeff King
When core.ignorecase is turned on and there are stale index entries, "git commit" can sometimes report directories as untracked, even though they contain tracked files. You can see an example of this with: # make a case-insensitive repo git init repo && cd repo && git config core.ignorecase true && # with some tracked files in a subdir mkdir subdir && > subdir/one && > subdir/two && git add . && git commit -m base && # now make the index entries stale touch subdir/* && # and then ask commit to update those entries and show # us the status template git commit -a which will report "subdir/" as untracked, even though it clearly contains two tracked files. What is happening in the commit program is this: 1. We load the index, and for each entry, insert it into the index's name_hash. In addition, if ignorecase is turned on, we make an entry in the name_hash for the directory (e.g., "contrib/"), which uses the following code from 5102c61's hash_index_entry_directories: hash = hash_name(ce->name, ptr - ce->name); if (!lookup_hash(hash, &istate->name_hash)) { pos = insert_hash(hash, &istate->name_hash); if (pos) { ce->next = *pos; *pos = ce; } } Note that we only add the directory entry if there is not already an entry. 2. We run add_files_to_cache, which gets updated information for each cache entry. It helpfully inserts this information into the cache, which calls replace_index_entry. This in turn calls remove_name_hash() on the old entry, and add_name_hash() on the new one. But remove_name_hash doesn't actually remove from the hash, it only marks it as "no longer interesting" (from cache.h): /* * We don't actually *remove* it, we can just mark it invalid so that * we won't find it in lookups. * * Not only would we have to search the lists (simple enough), but * we'd also have to rehash other hash buckets in case this makes the * hash bucket empty (common). So it's much better to just mark * it. */ static inline void remove_name_hash(struct cache_entry *ce) { ce->ce_flags |= CE_UNHASHED; } This is OK in the specific-file case, since the entries in the hash form a linked list, and we can just skip the "not here anymore" entries during lookup. But for the directory hash entry, we will _not_ write a new entry, because there is already one there: the old one that is actually no longer interesting! 3. While traversing the directories, we end up in the directory_exists_in_index_icase function to see if a directory is interesting. This in turn checks index_name_exists, which will look up the directory in the index's name_hash. We see the old, deleted record, and assume there is nothing interesting. The directory gets marked as untracked, even though there are index entries in it. The problem is in the code I showed above: hash = hash_name(ce->name, ptr - ce->name); if (!lookup_hash(hash, &istate->name_hash)) { pos = insert_hash(hash, &istate->name_hash); if (pos) { ce->next = *pos; *pos = ce; } } Having a single cache entry that represents the directory is not enough; that entry may go away if the index is changed. It may be tempting to say that the problem is in our removal method; if we removed the entry entirely instead of simply marking it as "not here anymore", then we would know we need to insert a new entry. But that only covers this particular case of remove-replace. In the more general case, consider something like this: 1. We add "foo/bar" and "foo/baz" to the index. Each gets their own entry in name_hash, plus we make a "foo/" entry that points to "foo/bar". 2. We remove the "foo/bar" entry from the index, and from the name_hash. 3. We ask if "foo/" exists, and see no entry, even though "foo/baz" exists. So we need that directory entry to have the list of _all_ cache entries that indicate that the directory is tracked. So that implies making a linked list as we do for other entries, like: hash = hash_name(ce->name, ptr - ce->name); pos = insert_hash(hash, &istate->name_hash); if (pos) { ce->next = *pos; *pos = ce; } But that's not right either. In fact, it shows a second bug in the current code, which is that the "ce->next" pointer is supposed to be linking entries for a specific filename entry, but here we are overwriting it for the directory entry. So the same cache entry ends up in two linked lists, but they share the same "next" pointer. As it turns out, this second bug can't be triggered in the current code. The "if (pos)" conditional is totally dead code; pos will only be non-NULL if there was an existing hash entry, and we already checked that there wasn't one through our call to lookup_hash. But fixing the first bug means taking out that call to lookup_hash, which is going to activate the buggy dead code, and we'll end up splicing the two linked lists together. So we need to have a separate next pointer for the list in the directory bucket, and we need to traverse that list in index_name_exists when we are looking up a directory. This bloats "struct cache_entry" by a few bytes. Which is annoying, because it's only necessary when core.ignorecase is enabled. There's not an easy way around it, short of separating out the "next" pointers from cache_entry entirely (i.e., having a separate "cache_entry_list" struct that gets stored in the name_hash). In practice, it probably doesn't matter; we have thousands of cache entries, compared to the millions of objects (where adding 4 bytes to the struct actually does impact performance). Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-10-07attr: read core.attributesfile from git_default_core_configJunio C Hamano
This code calls git_config from a helper function to parse the config entry it is interested in. Calling git_config in this way may cause a problem if the helper function can be called after a previous call to git_config by another function since the second call to git_config may reset some variable to the value in the config file which was previously overridden. The above is not a problem in this case since the function passed to git_config only parses one config entry and the variable it sets is not assigned outside of the parsing function. But a programmer who desires all of the standard config options to be parsed may be tempted to modify git_attr_config() so that it falls back to git_default_config() and then it _would_ be vulnerable to the above described behavior. So, move the call to git_config up into the top-level cmd_* function and move the responsibility for parsing core.attributesfile into the main config file parser. Which is only the logical thing to do ;-) Signed-off-by: Brandon Casey <drafnel@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-10-06resolve_ref(): expand documentationMichael Haggerty
Record information about resolve_ref(), hard-won via reverse engineering, in a comment for future spelunkers. Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-10-06get_sha1_hex(): do not read past a NUL characterMichael Haggerty
Previously, get_sha1_hex() would read one character past the end of a null-terminated string whose strlen was an even number less than 40. Although the function correctly returned -1 in these cases, the extra memory access might have been to uninitialized (or even, conceivably, unallocated) memory. Add a check to avoid reading past the end of a string. This problem was discovered by Thomas Rast <trast@student.ethz.ch> using valgrind. Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-10-05Merge branch 'rr/revert-cherry-pick-continue'Junio C Hamano
* rr/revert-cherry-pick-continue: builtin/revert.c: make commit_list_append() static revert: Propagate errors upwards from do_pick_commit revert: Introduce --continue to continue the operation revert: Don't implicitly stomp pending sequencer operation revert: Remove sequencer state when no commits are pending reset: Make reset remove the sequencer state revert: Introduce --reset to remove sequencer state revert: Make pick_commits functionally act on a commit list revert: Save command-line options for continuing operation revert: Save data for continuing after conflict resolution revert: Don't create invalid replay_opts in parse_args revert: Separate cmdline parsing from functional code revert: Introduce struct to keep command-line options revert: Eliminate global "commit" variable revert: Rename no_replay to record_origin revert: Don't check lone argument in get_encoding revert: Simplify and inline add_message_to_msg config: Introduce functions to write non-standard file advice: Introduce error_resolve_conflict
2011-10-05enter_repo: do not modify inputErik Faye-Lund
entr_repo(..., 0) currently modifies the input to strip away trailing slashes. This means that we some times need to copy the input to keep the original. Change it to unconditionally copy it into the used_path buffer so we can safely use the input without having to copy it. Also store a working copy in validated_path up-front before we start resolving anything. Signed-off-by: Erik Faye-Lund <kusmabite@gmail.com> Signed-off-by: Phil Hord <hordp@cisco.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-09-13rename pathspec_prefix() to common_prefix() and move to dir.[ch]Clemens Buchacher
Also make common_prefix_len() static as this refactoring makes dir.c itself the only caller of this helper function. Signed-off-by: Clemens Buchacher <drizzd@aon.at> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-09-06remove prefix argument from pathspec_prefixClemens Buchacher
Passing a prefix to a function that is supposed to find the prefix is strange. And it's really only used if the pathspec is NULL. Make the callers handle this case instead. As we are always returning a fresh copy of a string (or NULL), change the type of the returned value to non-const "char *". Signed-off-by: Clemens Buchacher <drizzd@aon.at> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-08-29Merge branch 'nd/maint-clone-gitdir'Junio C Hamano
* nd/maint-clone-gitdir: clone: allow to clone from .git file read_gitfile_gently(): rename misnamed function to read_gitfile()
2011-08-24Merge branch 'cb/maint-ls-files-error-report'Junio C Hamano
* cb/maint-ls-files-error-report: ls-files: fix pathspec display on error
2011-08-23read_gitfile_gently(): rename misnamed function to read_gitfile()Junio C Hamano
The function was not gentle at all to the callers and died without giving them a chance to deal with possible errors. Rename it to read_gitfile(), and update all the callers. As no existing caller needs a true "gently" variant, we do not bother adding one at this point. Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-08-18Merge branch 'js/ref-namespaces'Junio C Hamano
* js/ref-namespaces: ref namespaces: tests ref namespaces: documentation ref namespaces: Support remote repositories via upload-pack and receive-pack ref namespaces: infrastructure Fix prefix handling in ref iteration functions
2011-08-16rev-parse: add option --resolve-git-dir <path>Fredrik Gustafsson
Check if <path> is a valid git-dir or a valid git-file that points to a valid git-dir. We want tests to be independent from the fact that a git-dir may be a git-file. Thus we changed tests to use this feature. Signed-off-by: Fredrik Gustafsson <iveqy@iveqy.com> Mentored-by: Jens Lehmann <Jens.Lehmann@web.de> Mentored-by: Heiko Voigt <hvoigt@hvoigt.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-08-12ls-files: fix pathspec display on errorClemens Buchacher
The following sequence of commands reveals an issue with error reporting of relative paths: $ mkdir sub $ cd sub $ git ls-files --error-unmatch ../bbbbb error: pathspec 'b' did not match any file(s) known to git. $ git commit --error-unmatch ../bbbbb error: pathspec 'b' did not match any file(s) known to git. This bug is visible only if the normalized path (i.e., the relative path from the repository root) is longer than the prefix. Otherwise, the code skips over the normalized path and reads from an unused memory location which still contains a leftover of the original command line argument. So instead, use the existing facilities to deal with relative paths correctly. Also fix inconsistency between "checkout" and "commit", e.g. $ cd Documentation $ git checkout nosuch.txt error: pathspec 'Documentation/nosuch.txt' did not match... $ git commit nosuch.txt error: pathspec 'nosuch.txt' did not match... by propagating the prefix down the codepath that reports the error. Signed-off-by: Clemens Buchacher <drizzd@aon.at> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-08-11Merge branch 'cb/partial-commit-relative-pathspec'Junio C Hamano
* cb/partial-commit-relative-pathspec: commit: allow partial commits with relative paths
2011-08-06Merge branch 'jc/pack-order-tweak'Junio C Hamano
* jc/pack-order-tweak: pack-objects: optimize "recency order" core: log offset pack data accesses happened
2011-08-05config: Introduce functions to write non-standard fileRamkumar Ramachandra
Introduce two new functions corresponding to "git_config_set" and "git_config_set_multivar" to write a non-standard configuration file. Expose these new functions in cache.h for other git programs to use. Helped-by: Jeff King <peff@peff.net> Helped-by: Jonathan Nieder <jrnieder@gmail.com> Reviewed-by: Jonathan Nieder <jrnieder@gmail.com> Signed-off-by: Ramkumar Ramachandra <artagnon@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-08-03commit: allow partial commits with relative pathsClemens Buchacher
In order to do partial commits, git-commit overlays a tree on the cache and checks pathspecs against the result. Currently, the overlaying is done using "prefix" which prevents relative pathspecs with ".." and absolute pathspec from matching when they refer to files not under "prefix" and absent from the index, but still in the tree (i.e. files staged for removal). The point of providing a prefix at all is performance optimization. If we say there is no common prefix for the files of interest, then we have to read the entire tree into the index. But even if we cannot use the working directory as a prefix, we can still figure out if there is a common prefix for all given paths, and use that instead. The pathspec_prefix() routine from ls-files.c does exactly that. Any use of global variables is removed from pathspec_prefix() so that it can be called from commit.c. Reported-by: Reuben Thomas <rrt@sc3d.org> Analyzed-by: Michael J Gruber <git@drmicha.warpmail.net> Signed-off-by: Clemens Buchacher <drizzd@aon.at> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-07-19Merge branch 'jc/index-pack'Junio C Hamano
* jc/index-pack: verify-pack: use index-pack --verify index-pack: show histogram when emulating "verify-pack -v" index-pack: start learning to emulate "verify-pack -v" index-pack: a miniscule refactor index-pack --verify: read anomalous offsets from v2 idx file write_idx_file: need_large_offset() helper function index-pack: --verify write_idx_file: introduce a struct to hold idx customization options index-pack: group the delta-base array entries also by type Conflicts: builtin/verify-pack.c cache.h sha1_file.c
2011-07-19Merge branch 'jk/clone-cmdline-config'Junio C Hamano
* jk/clone-cmdline-config: clone: accept config options on the command line config: make git_config_parse_parameter a public function remote: use new OPT_STRING_LIST parse-options: add OPT_STRING_LIST helper
2011-07-19Merge branch 'jc/zlib-wrap'Junio C Hamano
* jc/zlib-wrap: zlib: allow feeding more than 4GB in one go zlib: zlib can only process 4GB at a time zlib: wrap deflateBound() too zlib: wrap deflate side of the API zlib: wrap inflateInit2 used to accept only for gzip format zlib: wrap remaining calls to direct inflate/inflateEnd zlib wrapper: refactor error message formatter Conflicts: sha1_file.c
2011-07-07core: log offset pack data accesses happenedJunio C Hamano
In a workload other than "git log" (without pathspec nor any option that causes us to inspect trees and blobs), the recency pack order is said to cause the access jump around quite a bit. Add a hook to allow us observe how bad it is. "git config core.logpackaccess /var/tmp/pal.txt" will give you the log in the specified file. Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-07-06ref namespaces: infrastructureJosh Triplett
Add support for dividing the refs of a single repository into multiple namespaces, each of which can have its own branches, tags, and HEAD. Git can expose each namespace as an independent repository to pull from and push to, while sharing the object store, and exposing all the refs to operations such as git-gc. Storing multiple repositories as namespaces of a single repository avoids storing duplicate copies of the same objects, such as when storing multiple branches of the same source. The alternates mechanism provides similar support for avoiding duplicates, but alternates do not prevent duplication between new objects added to the repositories without ongoing maintenance, while namespaces do. To specify a namespace, set the GIT_NAMESPACE environment variable to the namespace. For each ref namespace, git stores the corresponding refs in a directory under refs/namespaces/. For example, GIT_NAMESPACE=foo will store refs under refs/namespaces/foo/. You can also specify namespaces via the --namespace option to git. Note that namespaces which include a / will expand to a hierarchy of namespaces; for example, GIT_NAMESPACE=foo/bar will store refs under refs/namespaces/foo/refs/namespaces/bar/. This makes paths in GIT_NAMESPACE behave hierarchically, so that cloning with GIT_NAMESPACE=foo/bar produces the same result as cloning with GIT_NAMESPACE=foo and cloning from that repo with GIT_NAMESPACE=bar. It also avoids ambiguity with strange namespace paths such as foo/refs/heads/, which could otherwise generate directory/file conflicts within the refs directory. Add the infrastructure for ref namespaces: handle the GIT_NAMESPACE environment variable and --namespace option, and support iterating over refs in a namespace. Signed-off-by: Josh Triplett <josh@joshtriplett.org> Signed-off-by: Jamey Sharp <jamey@minilop.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-06-30Merge branch 'jc/streaming-filter' into nextJunio C Hamano
* jc/streaming-filter: t0021: test application of both crlf and ident t0021-conversion.sh: fix NoTerminatingSymbolAtEOF test streaming: filter cascading streaming filter: ident filter Add LF-to-CRLF streaming conversion stream filter: add "no more input" to the filters Add streaming filter API convert.h: move declarations for conversion from cache.h
2011-06-30Merge branch 'jc/streaming' into nextJunio C Hamano
* jc/streaming: sha1_file: use the correct type (ssize_t, not size_t) for read-style function streaming: read loose objects incrementally sha1_file.c: expose helpers to read loose objects streaming: read non-delta incrementally from a pack streaming_write_entry(): support files with holes convert: CRLF_INPUT is a no-op in the output codepath streaming_write_entry(): use streaming API in write_entry() streaming: a new API to read from the object store write_entry(): separate two helper functions out unpack_object_header(): make it public sha1_object_info_extended(): hint about objects in delta-base cache sha1_object_info_extended(): expose a bit more info packed_object_info_detail(): do not return a string
2011-06-30Merge branch 'ef/maint-win-verify-path'Junio C Hamano
* ef/maint-win-verify-path: verify_dotfile(): do not assume '/' is the path seperator verify_path(): simplify check at the directory boundary verify_path: consider dos drive prefix real_path: do not assume '/' is the path seperator A Windows path starting with a backslash is absolute
2011-06-22config: make git_config_parse_parameter a public functionJeff King
We use this internally to parse "git -c core.foo=bar", but the general format of "key=value" is useful for other places. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-06-10zlib: zlib can only process 4GB at a timeJunio C Hamano
The size of objects we read from the repository and data we try to put into the repository are represented in "unsigned long", so that on larger architectures we can handle objects that weigh more than 4GB. But the interface defined in zlib.h to communicate with inflate/deflate limits avail_in (how many bytes of input are we calling zlib with) and avail_out (how many bytes of output from zlib are we ready to accept) fields effectively to 4GB by defining their type to be uInt. In many places in our code, we allocate a large buffer (e.g. mmap'ing a large loose object file) and tell zlib its size by assigning the size to avail_in field of the stream, but that will truncate the high octets of the real size. The worst part of this story is that we often pass around z_stream (the state object used by zlib) to keep track of the number of used bytes in input/output buffer by inspecting these two fields, which practically limits our callchain to the same 4GB limit. Wrap z_stream in another structure git_zstream that can express avail_in and avail_out in unsigned long. For now, just die() when the caller gives a size that cannot be given to a single zlib call. In later patches in the series, we would make git_inflate() and git_deflate() internally loop to give callers an illusion that our "improved" version of zlib interface can operate on a buffer larger than 4GB in one go. Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-06-10zlib: wrap deflateBound() tooJunio C Hamano
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-06-10zlib: wrap deflate side of the APIJunio C Hamano
Wrap deflateInit, deflate, and deflateEnd for everybody, and the sole use of deflateInit2 in remote-curl.c to tell the library to use gzip header and trailer in git_deflate_init_gzip(). There is only one caller that cares about the status from deflateEnd(). Introduce git_deflate_end_gently() to let that sole caller retrieve the status and act on it (i.e. die) for now, but we would probably want to make inflate_end/deflate_end die when they ran out of memory and get rid of the _gently() kind. Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-06-10zlib: wrap inflateInit2 used to accept only for gzip formatJunio C Hamano
http-backend.c uses inflateInit2() to tell the library that it wants to accept only gzip format. Wrap it in a helper function so that readers do not have to wonder what the magic numbers 15 and 16 are for. Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-06-06verify-pack: use index-pack --verifyJunio C Hamano
This finally gets rid of the inefficient verify-pack implementation that walks objects in the packfile in their object name order and replaces it with a call to index-pack --verify. As a side effect, it also removes packed_object_info_detail() API which is rather expensive. As this changes the way errors are reported (verify-pack used to rely on the usual runtime error detection routine unpack_entry() to diagnose the CRC errors in an entry in the *.idx file; index-pack --verify checks the whole *.idx file in one go), update a test that expected the string "CRC" to appear in the error message. Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-06-02Merge branch 'jk/maint-config-alias-fix' into maintJunio C Hamano
* jk/maint-config-alias-fix: handle_options(): do not miscount how many arguments were used config: always parse GIT_CONFIG_PARAMETERS during git_config git_config: don't peek at global config_parameters config: make environment parsing routines static
2011-05-31Merge branch 'jk/maint-config-alias-fix'Junio C Hamano
* jk/maint-config-alias-fix: handle_options(): do not miscount how many arguments were used config: always parse GIT_CONFIG_PARAMETERS during git_config git_config: don't peek at global config_parameters config: make environment parsing routines static Conflicts: config.c
2011-05-27A Windows path starting with a backslash is absoluteTheo Niessink
This fixes prefix_path() not recognizing e.g. \foo\bar as an absolute path on Windows. Signed-off-by: Theo Niessink <theo@taletn.com> Signed-off-by: Erik Faye-Lund <kusmabite@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-05-27convert.h: move declarations for conversion from cache.hJunio C Hamano
Before adding the streaming filter API to the conversion layer, move the existing declarations related to the conversion to its own header file. Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-05-26Merge branch 'jk/git-connection-deadlock-fix' into maint-1.7.4Junio C Hamano
* jk/git-connection-deadlock-fix: test core.gitproxy configuration send-pack: avoid deadlock on git:// push with failed pack-objects connect: let callers know if connection is a socket connect: treat generic proxy processes like ssh processes Conflicts: connect.c
2011-05-26Merge branch 'jk/git-connection-deadlock-fix' into maintJunio C Hamano
* jk/git-connection-deadlock-fix: test core.gitproxy configuration send-pack: avoid deadlock on git:// push with failed pack-objects connect: let callers know if connection is a socket connect: treat generic proxy processes like ssh processes Conflicts: connect.c
2011-05-26Merge branch 'jc/bigfile'Junio C Hamano
* jc/bigfile: Bigfile: teach "git add" to send a large file straight to a pack index_fd(): split into two helper functions index_fd(): turn write_object and format_check arguments into one flag
2011-05-25config: make environment parsing routines staticJeff King
Nobody outside of git_config_from_parameters should need to use the GIT_CONFIG_PARAMETERS parsing functions, so let's make them private. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-05-23Merge branch 'mg/config-symbolic-constants'Junio C Hamano
* mg/config-symbolic-constants: config: Give error message when not changing a multivar config: define and document exit codes
2011-05-23Merge branch 'jc/magic-pathspec'Junio C Hamano
* jc/magic-pathspec: setup.c: Fix some "symbol not declared" sparse warnings t3703: Skip tests using directory name ":" on Windows revision.c: leave a note for "a lone :" enhancement t3703, t4208: add test cases for magic pathspec rev/path disambiguation: further restrict "misspelled index entry" diag fix overslow :/no-such-string-ever-existed diagnostics fix overstrict :<path> diagnosis grep: use get_pathspec() correctly pathspec: drop "lone : means no pathspec" from get_pathspec() Revert "magic pathspec: add ":(icase)path" to match case insensitively" magic pathspec: add ":(icase)path" to match case insensitively magic pathspec: futureproof shorthand form magic pathspec: add tentative ":/path/from/top/level" pathspec support