diff options
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/Makefile | 4 | ||||
| -rw-r--r-- | Documentation/RelNotes-1.6.1.txt | 140 | ||||
| -rw-r--r-- | Documentation/SubmittingPatches | 2 | ||||
| -rw-r--r-- | Documentation/config.txt | 29 | ||||
| -rw-r--r-- | Documentation/diff-options.txt | 9 | ||||
| -rw-r--r-- | Documentation/git-apply.txt | 14 | ||||
| -rw-r--r-- | Documentation/git-checkout.txt | 17 | ||||
| -rw-r--r-- | Documentation/git-commit.txt | 6 | ||||
| -rw-r--r-- | Documentation/git-count-objects.txt | 5 | ||||
| -rw-r--r-- | Documentation/git-daemon.txt | 9 | ||||
| -rw-r--r-- | Documentation/git-diff-tree.txt | 19 | ||||
| -rw-r--r-- | Documentation/git-for-each-ref.txt | 1 | ||||
| -rw-r--r-- | Documentation/git-hash-object.txt | 20 | ||||
| -rw-r--r-- | Documentation/git-help.txt | 4 | ||||
| -rw-r--r-- | Documentation/git-imap-send.txt | 78 | ||||
| -rw-r--r-- | Documentation/git-merge-base.txt | 77 | ||||
| -rw-r--r-- | Documentation/git-merge.txt | 24 | ||||
| -rw-r--r-- | Documentation/git-rebase.txt | 8 | ||||
| -rw-r--r-- | Documentation/git-submodule.txt | 26 | ||||
| -rw-r--r-- | Documentation/git-web--browse.txt | 1 | ||||
| -rw-r--r-- | Documentation/gitattributes.txt | 6 | ||||
| -rw-r--r-- | Documentation/pretty-formats.txt | 1 | ||||
| -rw-r--r-- | Documentation/rev-list-options.txt | 42 |
23 files changed, 490 insertions, 52 deletions
diff --git a/Documentation/Makefile b/Documentation/Makefile index 62269e39c4..ded0e40b97 100644 --- a/Documentation/Makefile +++ b/Documentation/Makefile @@ -44,6 +44,7 @@ MANPAGE_XSL = callouts.xsl INSTALL?=install RM ?= rm -f DOC_REF = origin/man +HTML_REF = origin/html infodir?=$(prefix)/share/info MAKEINFO=makeinfo @@ -222,4 +223,7 @@ install-webdoc : html quick-install: sh ./install-doc-quick.sh $(DOC_REF) $(DESTDIR)$(mandir) +quick-install-html: + sh ./install-doc-quick.sh $(HTML_REF) $(DESTDIR)$(htmldir) + .PHONY: .FORCE-GIT-VERSION-FILE diff --git a/Documentation/RelNotes-1.6.1.txt b/Documentation/RelNotes-1.6.1.txt new file mode 100644 index 0000000000..421e569ea0 --- /dev/null +++ b/Documentation/RelNotes-1.6.1.txt @@ -0,0 +1,140 @@ +GIT v1.6.1 Release Notes +======================== + +Updates since v1.6.0 +-------------------- + +When some commands (e.g. "git log", "git diff") spawn pager internally, we +used to make the pager the parent process of the git command that produces +output. This meant that the exit status of the whole thing comes from the +pager, not the underlying git command. We swapped the order of the +processes around and you will see the exit code from the command from now +on. + +(subsystems) + +* gitk can call out to git-gui to view "git blame" output; git-gui in turn + can run gitk from its blame view. + +(portability) + +* ... + +(documentation) + +* ... + +(performance) + +* The underlying diff machinery to produce textual output has been + optimized, which would result in faster "git blame" processing. + +* Most of the test scripts (but not the ones that try to run servers) + can be run in parallel. + +* Bash completion of refnames in a repository with massive number of + refs has been optimized. + +(usability, bells and whistles) + +* When you mistype a command name, git helpfully suggests what it guesses + you might have meant to say. help.autocorrect configuration can be set + to a non-zero value to accept the suggestion when git can uniquely + guess. + +* "git bisect" is careful about a user mistake and suggests testing of + merge base first when good is not a strict ancestor of bad. + +* "git checkout --track origin/hack" used to be a syntax error. It now + DWIMs to create a corresponding local branch "hack", i.e. acts as if you + said "git checkout --track -b hack origin/hack". + +* "git cherry-pick" can also utilize rerere for conflict resolution. + +* "git commit --author=$name" can look up author name from existing + commits. + +* "git count-objects" reports the on-disk footprint for packfiles and + their corresponding idx files. + +* "git daemon" learned --max-connections=<count> option. + +* "git diff" learned to mimick --suppress-blank-empty from GNU diff via a + configuration option. + +* "git diff" learned to put more sensible hunk headers for Python and + HTML contents. + +* "git diff" learned to vary the a/ vs b/ prefix depending on what are + being compared, controlled by diff.mnemonicprefix configuration. + +* "git for-each-ref" learned "refname:short" token that gives an + unambiguously abbreviated refname. + +* "git help" learned to use GIT_MAN_VIEWER environment variable before + using "man" program. + +* "git imap-send" can optionally talk SSL. + +* "git index-pack" is more careful against disk corruption while + completing a thin pack. + +* "git log --check" and "git log --exit-code" passes their underlying diff + status with their exit status code. + +* "git log" learned --simplify-merges, a milder variant of --full-history; + "gitk --simplify-merges" is easier to view than with --full-history. + +* "git log --pretty=format:" learned "%d" format element that inserts + names of tags that point at the commit. + +* "git merge --squash" and "git merge --no-ff" into an unborn branch are + noticed as user errors. + +* "git merge -s $strategy" can use a custom built strategy if you have a + command "git-merge-$strategy" on your $PATH. + +* "git reflog expire branch" can be used in place of "git reflog expire + refs/heads/branch". + +* "git submodule foreach" subcommand allows you to iterate over checked + out submodules. + +* "git submodule sync" subcommands allows you to update the origin URL + recorded in submodule directories from the toplevel .gitmodules file. + +(internal) + +* "git hash-object" learned to lie about the path being hashed, so that + correct gitattributes processing can be done while hashing contents + stored in a temporary file. + +Fixes since v1.6.0 +------------------ + +All of the fixes in v1.6.0.X maintenance series are included in this +release, unless otherwise noted. + +* "git add" and "git update-index" incorrectly allowed adding S/F when S + is a tracked symlink that points at a directory D that has a path F in + it (we still need to fix a similar nonsense when S is a submodule and F + is a path in it). + +* "git diff --stdin" used to take two trees on a line and compared them, + but we droppped support for such a use case long time ago. This has + been resurrected. + +* "git filter-branch" failed to rewrite a tag name with slashes in it. + +* "git push --tags --all $there" failed with generic usage message without + telling saying these two options are incompatible. + +* "git log --author/--committer" match used to potentially match the + timestamp part, exposing internal implementation detail. Also these did + not work with --fixed-strings match at all. + +-- +exec >/var/tmp/1 +O=v1.6.0.2-295-g34a5d35 +echo O=$(git describe master) +git shortlog --no-merges $O..master ^maint diff --git a/Documentation/SubmittingPatches b/Documentation/SubmittingPatches index 841bead9db..a1e9100f9e 100644 --- a/Documentation/SubmittingPatches +++ b/Documentation/SubmittingPatches @@ -71,7 +71,7 @@ run git diff --check on your changes before you commit. (1a) Try to be nice to older C compilers -We try to support wide range of C compilers to compile +We try to support a wide range of C compilers to compile git with. That means that you should not use C99 initializers, even if a lot of compilers grok it. diff --git a/Documentation/config.txt b/Documentation/config.txt index 87b028fbc1..1f805b2eca 100644 --- a/Documentation/config.txt +++ b/Documentation/config.txt @@ -581,6 +581,10 @@ diff.autorefreshindex:: affects only 'git-diff' Porcelain, and not lower level 'diff' commands, such as 'git-diff-files'. +diff.suppress-blank-empty:: + A boolean to inhibit the standard behavior of printing a space + before each empty output line. Defaults to false. + diff.external:: If this config variable is set, diff generation is not performed using the internal diff machinery, but using the @@ -590,6 +594,22 @@ diff.external:: you want to use an external diff program only on a subset of your files, you might want to use linkgit:gitattributes[5] instead. +diff.mnemonicprefix:: + If set, 'git-diff' uses a prefix pair that is different from the + standard "a/" and "b/" depending on what is being compared. When + this configuration is in effect, reverse diff output also swaps + the order of the prefixes: +'git-diff';; + compares the (i)ndex and the (w)ork tree; +'git-diff HEAD';; + compares a (c)ommit and the (w)ork tree; +'git diff --cached';; + compares a (c)ommit and the (i)ndex; +'git-diff HEAD:file1 file2';; + compares an (o)bject and a (w)ork tree entity; +'git diff --no-index a b';; + compares two non-git things (1) and (2). + diff.renameLimit:: The number of files to consider when performing the copy/rename detection; equivalent to the 'git-diff' option '-l'. @@ -795,6 +815,15 @@ help.format:: Values 'man', 'info', 'web' and 'html' are supported. 'man' is the default. 'web' and 'html' are the same. +help.autocorrect:: + Automatically correct and execute mistyped commands after + waiting for the given number of deciseconds (0.1 sec). If more + than one command can be deduced from the entered text, nothing + will be executed. If the value of this option is negative, + the corrected command will be executed immediately. If the + value is 0 - the command will be just shown but not executed. + This is the default. + http.proxy:: Override the HTTP proxy, normally configured using the 'http_proxy' environment variable (see linkgit:curl[1]). This can be overridden diff --git a/Documentation/diff-options.txt b/Documentation/diff-options.txt index 746646bb3d..7788d4fa4a 100644 --- a/Documentation/diff-options.txt +++ b/Documentation/diff-options.txt @@ -65,6 +65,9 @@ endif::git-format-patch[] can be set with "--dirstat=limit". Changes in a child directory is not counted for the parent directory, unless "--cumulative" is used. +--dirstat-by-file[=limit]:: + Same as --dirstat, but counts changed files instead of lines. + --summary:: Output a condensed summary of extended header information such as creations, renames and mode changes. @@ -106,9 +109,9 @@ endif::git-format-patch[] --exit-code. --full-index:: - Instead of the first handful characters, show full - object name of pre- and post-image blob on the "index" - line when generating a patch format output. + Instead of the first handful of characters, show the full + pre- and post-image blob object names on the "index" + line when generating patch format output. --binary:: In addition to --full-index, output "binary diff" that diff --git a/Documentation/git-apply.txt b/Documentation/git-apply.txt index feb51f124a..e726510ab1 100644 --- a/Documentation/git-apply.txt +++ b/Documentation/git-apply.txt @@ -14,7 +14,8 @@ SYNOPSIS [--allow-binary-replacement | --binary] [--reject] [-z] [-pNUM] [-CNUM] [--inaccurate-eof] [--recount] [--cached] [--whitespace=<nowarn|warn|fix|error|error-all>] - [--exclude=PATH] [--directory=<root>] [--verbose] [<patch>...] + [--exclude=PATH] [--include=PATH] [--directory=<root>] + [--verbose] [<patch>...] DESCRIPTION ----------- @@ -137,6 +138,17 @@ discouraged. be useful when importing patchsets, where you want to exclude certain files or directories. +--include=<path-pattern>:: + Apply changes to files matching the given path pattern. This can + be useful when importing patchsets, where you want to include certain + files or directories. ++ +When --exclude and --include patterns are used, they are examined in the +order they appear on the command line, and the first match determines if a +patch to each path is used. A patch to a path that does not match any +include/exclude pattern is used by default if there is no include pattern +on the command line, and ignored if there is any include pattern. + --whitespace=<action>:: When applying a patch, detect a new or modified line that has whitespace errors. What are considered whitespace errors is diff --git a/Documentation/git-checkout.txt b/Documentation/git-checkout.txt index 5aa69c0e12..be54a0299f 100644 --- a/Documentation/git-checkout.txt +++ b/Documentation/git-checkout.txt @@ -8,7 +8,7 @@ git-checkout - Checkout a branch or paths to the working tree SYNOPSIS -------- [verse] -'git checkout' [-q] [-f] [[--track | --no-track] -b <new_branch> [-l]] [-m] [<branch>] +'git checkout' [-q] [-f] [--track | --no-track] [-b <new_branch> [-l]] [-m] [<branch>] 'git checkout' [<tree-ish>] [--] <paths>... DESCRIPTION @@ -21,6 +21,10 @@ specified, <new_branch>. Using -b will cause <new_branch> to be created; in this case you can use the --track or --no-track options, which will be passed to `git branch`. +As a convenience, --track will default to create a branch whose +name is constructed from the specified branch name by stripping +the first namespace level. + When <paths> are given, this command does *not* switch branches. It updates the named paths in the working tree from the index file (i.e. it runs `git checkout-index -f -u`), or @@ -59,6 +63,17 @@ OPTIONS 'git-checkout' and 'git-branch' to always behave as if '--no-track' were given. Set it to `always` if you want this behavior when the start-point is either a local or remote branch. ++ +If no '-b' option was given, the name of the new branch will be +derived from the remote branch, by attempting to guess the name +of the branch on remote system. If "remotes/" or "refs/remotes/" +are prefixed, it is stripped away, and then the part up to the +next slash (which would be the nickname of the remote) is removed. +This would tell us to use "hack" as the local branch when branching +off of "origin/hack" (or "remotes/origin/hack", or even +"refs/remotes/origin/hack"). If the given name has no slash, or the above +guessing results in an empty name, the guessing is aborted. You can +exlicitly give a name with '-b' in such a case. --no-track:: Ignore the branch.autosetupmerge configuration variable. diff --git a/Documentation/git-commit.txt b/Documentation/git-commit.txt index 0e25bb8627..eb05b0f49b 100644 --- a/Documentation/git-commit.txt +++ b/Documentation/git-commit.txt @@ -75,8 +75,10 @@ OPTIONS read the message from the standard input. --author=<author>:: - Override the author name used in the commit. Use - `A U Thor <author@example.com>` format. + Override the author name used in the commit. You can use the + standard `A U Thor <author@example.com>` format. Otherwise, + an existing commit that matches the given string and its author + name is used. -m <msg>:: --message=<msg>:: diff --git a/Documentation/git-count-objects.txt b/Documentation/git-count-objects.txt index 75a8da1ca9..6bc1c21e62 100644 --- a/Documentation/git-count-objects.txt +++ b/Documentation/git-count-objects.txt @@ -21,8 +21,9 @@ OPTIONS --verbose:: In addition to the number of loose objects and disk space consumed, it reports the number of in-pack - objects, number of packs, and number of objects that can be - removed by running `git prune-packed`. + objects, number of packs, disk space consumed by those packs, + and number of objects that can be removed by running + `git prune-packed`. Author diff --git a/Documentation/git-daemon.txt b/Documentation/git-daemon.txt index 4ba4b75c11..b08a08cd95 100644 --- a/Documentation/git-daemon.txt +++ b/Documentation/git-daemon.txt @@ -9,8 +9,9 @@ SYNOPSIS -------- [verse] 'git daemon' [--verbose] [--syslog] [--export-all] - [--timeout=n] [--init-timeout=n] [--strict-paths] - [--base-path=path] [--user-path | --user-path=path] + [--timeout=n] [--init-timeout=n] [--max-connections=n] + [--strict-paths] [--base-path=path] [--base-path-relaxed] + [--user-path | --user-path=path] [--interpolated-path=pathtemplate] [--reuseaddr] [--detach] [--pid-file=file] [--enable=service] [--disable=service] @@ -99,6 +100,10 @@ OPTIONS it takes for the server to process the sub-request and time spent waiting for next client's request. +--max-connections:: + Maximum number of concurrent clients, defaults to 32. Set it to + zero for no limit. + --syslog:: Log to syslog instead of stderr. Note that this option does not imply --verbose, thus by default only error conditions will be logged. diff --git a/Documentation/git-diff-tree.txt b/Documentation/git-diff-tree.txt index 1fdf20dcc9..5d48664e62 100644 --- a/Documentation/git-diff-tree.txt +++ b/Documentation/git-diff-tree.txt @@ -49,13 +49,22 @@ include::diff-options.txt[] --stdin:: When '--stdin' is specified, the command does not take <tree-ish> arguments from the command line. Instead, it - reads either one <commit> or a list of <commit> - separated with a single space from its standard input. + reads lines containing either two <tree>, one <commit>, or a + list of <commit> from its standard input. (Use a single space + as separator.) + -When a single commit is given on one line of such input, it compares -the commit with its parents. The following flags further affects its -behavior. The remaining commits, when given, are used as if they are +When two trees are given, it compares the first tree with the second. +When a single commit is given, it compares the commit with its +parents. The remaining commits, when given, are used as if they are parents of the first commit. ++ +When comparing two trees, the ID of both trees (separated by a space +and terminated by a newline) is printed before the difference. When +comparing commits, the ID of the first (or only) commit, followed by a +newline, is printed. ++ +The following flags further affects the behavior when comparing +commits (but not trees). -m:: By default, 'git-diff-tree --stdin' does not show diff --git a/Documentation/git-for-each-ref.txt b/Documentation/git-for-each-ref.txt index ebd7c5fbb3..5061d3e4e7 100644 --- a/Documentation/git-for-each-ref.txt +++ b/Documentation/git-for-each-ref.txt @@ -74,6 +74,7 @@ For all objects, the following names can be used: refname:: The name of the ref (the part after $GIT_DIR/). + For a non-ambiguous short name of the ref append `:short`. objecttype:: The type of the object (`blob`, `tree`, `commit`, `tag`). diff --git a/Documentation/git-hash-object.txt b/Documentation/git-hash-object.txt index ac928e198e..0af40cfb85 100644 --- a/Documentation/git-hash-object.txt +++ b/Documentation/git-hash-object.txt @@ -8,7 +8,9 @@ git-hash-object - Compute object ID and optionally creates a blob from a file SYNOPSIS -------- -'git hash-object' [-t <type>] [-w] [--stdin | --stdin-paths] [--] <file>... +[verse] +'git hash-object' [-t <type>] [-w] [--path=<file>|--no-filters] [--stdin] [--] <file>... +'git hash-object' [-t <type>] [-w] --stdin-paths < <list-of-paths> DESCRIPTION ----------- @@ -35,6 +37,22 @@ OPTIONS --stdin-paths:: Read file names from stdin instead of from the command-line. +--path:: + Hash object as it were located at the given path. The location of + file does not directly influence on the hash value, but path is + used to determine what git filters should be applied to the object + before it can be placed to the object database, and, as result of + applying filters, the actual blob put into the object database may + differ from the given file. This option is mainly useful for hashing + temporary files located outside of the working directory or files + read from stdin. + +--no-filters:: + Hash the contents as is, ignoring any input filter that would + have been chosen by the attributes mechanism, including crlf + conversion. If the file is read from standard input then this + is always implied, unless the --path option is given. + Author ------ Written by Junio C Hamano <gitster@pobox.com> diff --git a/Documentation/git-help.txt b/Documentation/git-help.txt index f414583fc4..d9b9c34b3a 100644 --- a/Documentation/git-help.txt +++ b/Documentation/git-help.txt @@ -112,7 +112,9 @@ For example, this configuration: will try to use konqueror first. But this may fail (for example if DISPLAY is not set) and in that case emacs' woman mode will be tried. -If everything fails the 'man' program will be tried anyway. +If everything fails, or if no viewer is configured, the viewer specified +in the GIT_MAN_VIEWER environment variable will be tried. If that +fails too, the 'man' program will be tried anyway. man.<tool>.path ~~~~~~~~~~~~~~~ diff --git a/Documentation/git-imap-send.txt b/Documentation/git-imap-send.txt index b3d8da33ee..bd49a0aee8 100644 --- a/Documentation/git-imap-send.txt +++ b/Documentation/git-imap-send.txt @@ -3,7 +3,7 @@ git-imap-send(1) NAME ---- -git-imap-send - Dump a mailbox from stdin into an imap folder +git-imap-send - Send a collection of patches from stdin to an IMAP folder SYNOPSIS @@ -13,9 +13,9 @@ SYNOPSIS DESCRIPTION ----------- -This command uploads a mailbox generated with git-format-patch -into an imap drafts folder. This allows patches to be sent as -other email is sent with mail clients that cannot read mailbox +This command uploads a mailbox generated with 'git-format-patch' +into an IMAP drafts folder. This allows patches to be sent as +other email is when using mail clients that cannot read mailbox files directly. Typical usage is something like: @@ -26,21 +26,75 @@ git format-patch --signoff --stdout --attach origin | git imap-send CONFIGURATION ------------- -'git-imap-send' requires the following values in the repository -configuration file (shown with examples): +To use the tool, imap.folder and either imap.tunnel or imap.host must be set +to appropriate values. + +Variables +~~~~~~~~~ + +imap.folder:: + The folder to drop the mails into, which is typically the Drafts + folder. For example: "INBOX.Drafts", "INBOX/Drafts" or + "[Gmail]/Drafts". Required to use imap-send. + +imap.tunnel:: + Command used to setup a tunnel to the IMAP server through which + commands will be piped instead of using a direct network connection + to the server. Required when imap.host is not set to use imap-send. + +imap.host:: + A URL identifying the server. Use a `imap://` prefix for non-secure + connections and a `imaps://` prefix for secure connections. + Ignored when imap.tunnel is set, but required to use imap-send + otherwise. + +imap.user:: + The username to use when logging in to the server. + +imap.password:: + The password to use when logging in to the server. + +imap.port:: + An integer port number to connect to on the server. + Defaults to 143 for imap:// hosts and 993 for imaps:// hosts. + Ignored when imap.tunnel is set. + +imap.sslverify:: + A boolean to enable/disable verification of the server certificate + used by the SSL/TLS connection. Default is `true`. Ignored when + imap.tunnel is set. + +Examples +~~~~~~~~ + +Using tunnel mode: .......................... [imap] - Folder = "INBOX.Drafts" + folder = "INBOX.Drafts" + tunnel = "ssh -q -C user@example.com /usr/bin/imapd ./Maildir 2> /dev/null" +.......................... +Using direct mode: + +......................... [imap] - Tunnel = "ssh -q user@server.com /usr/bin/imapd ./Maildir 2> /dev/null" + folder = "INBOX.Drafts" + host = imap://imap.example.com + user = bob + pass = p4ssw0rd +.......................... + +Using direct mode with SSL: +......................... [imap] - Host = imap.server.com - User = bob - Pass = pwd - Port = 143 + folder = "INBOX.Drafts" + host = imaps://imap.example.com + user = bob + pass = p4ssw0rd + port = 123 + sslverify = false .......................... diff --git a/Documentation/git-merge-base.txt b/Documentation/git-merge-base.txt index 1a7ecbf8f3..2f0c5259e0 100644 --- a/Documentation/git-merge-base.txt +++ b/Documentation/git-merge-base.txt @@ -8,26 +8,81 @@ git-merge-base - Find as good common ancestors as possible for a merge SYNOPSIS -------- -'git merge-base' [--all] <commit> <commit> +'git merge-base' [--all] <commit> <commit>... DESCRIPTION ----------- -'git-merge-base' finds as good a common ancestor as possible between -the two commits. That is, given two commits A and B, `git merge-base A -B` will output a commit which is reachable from both A and B through -the parent relationship. +'git-merge-base' finds best common ancestor(s) between two commits to use +in a three-way merge. One common ancestor is 'better' than another common +ancestor if the latter is an ancestor of the former. A common ancestor +that does not have any better common ancestor than it is a 'best common +ancestor', i.e. a 'merge base'. Note that there can be more than one +merge bases between two commits. -Given a selection of equally good common ancestors it should not be -relied on to decide in any particular way. - -The 'git-merge-base' algorithm is still in flux - use the source... +Among the two commits to compute their merge bases, one is specified by +the first commit argument on the command line; the other commit is a +(possibly hypothetical) commit that is a merge across all the remaining +commits on the command line. As the most common special case, giving only +two commits from the command line means computing the merge base between +the given two commits. OPTIONS ------- --all:: - Output all common ancestors for the two commits instead of - just one. + Output all merge bases for the commits, instead of just one. + +DISCUSSION +---------- + +Given two commits 'A' and 'B', `git merge-base A B` will output a commit +which is reachable from both 'A' and 'B' through the parent relationship. + +For example, with this topology: + + o---o---o---B + / + ---o---1---o---o---o---A + +the merge base between 'A' and 'B' is '1'. + +Given three commits 'A', 'B' and 'C', `git merge-base A B C` will compute the +merge base between 'A' and an hypothetical commit 'M', which is a merge +between 'B' and 'C'. For example, with this topology: + + o---o---o---o---C + / + / o---o---o---B + / / + ---2---1---o---o---o---A + +the result of `git merge-base A B C` is '1'. This is because the +equivalent topology with a merge commit 'M' between 'B' and 'C' is: + + + o---o---o---o---o + / \ + / o---o---o---o---M + / / + ---2---1---o---o---o---A + +and the result of `git merge-base A M` is '1'. Commit '2' is also a +common ancestor between 'A' and 'M', but '1' is a better common ancestor, +because '2' is an ancestor of '1'. Hence, '2' is not a merge base. + +When the history involves criss-cross merges, there can be more than one +'best' common ancestors between two commits. For example, with this +topology: + + ---1---o---A + \ / + X + / \ + ---2---o---o---B + +both '1' and '2' are merge-base of A and B. Neither one is better than +the other (both are 'best' merge base). When `--all` option is not given, +it is unspecified which best one is output. Author ------ diff --git a/Documentation/git-merge.txt b/Documentation/git-merge.txt index 17a15acb07..685e1fed58 100644 --- a/Documentation/git-merge.txt +++ b/Documentation/git-merge.txt @@ -126,13 +126,25 @@ After seeing a conflict, you can do two things: up working tree changes made by 2. and 3.; 'git-reset --hard' can be used for this. - * Resolve the conflicts. `git diff` would report only the - conflicting paths because of the above 2. and 3. - Edit the working tree files into a desirable shape - ('git mergetool' can ease this task), 'git-add' or 'git-rm' - them, to make the index file contain what the merge result - should be, and run 'git-commit' to commit the result. + * Resolve the conflicts. Git will mark the conflicts in + the working tree. Edit the files into shape and + 'git-add' to the index. 'git-commit' to seal the deal. +You can work through the conflict with a number of tools: + + * Use a mergetool. 'git mergetool' to launch a graphical + mergetool which will work you through the merge. + + * Look at the diffs. 'git diff' will show a three-way diff, + highlighting changes from both the HEAD and remote versions. + + * Look at the diffs on their own. 'git log --merge -p <path>' + will show diffs first for the HEAD version and then the + remote version. + + * Look at the originals. 'git show :1:filename' shows the + common ancestor, 'git show :2:filename' shows the HEAD + version and 'git show :3:filename' shows the remote version. SEE ALSO -------- diff --git a/Documentation/git-rebase.txt b/Documentation/git-rebase.txt index 59c1b021a6..32f0f122e9 100644 --- a/Documentation/git-rebase.txt +++ b/Documentation/git-rebase.txt @@ -92,7 +92,7 @@ branch to another, to pretend that you forked the topic branch from the latter branch, using `rebase --onto`. First let's assume your 'topic' is based on branch 'next'. -For example feature developed in 'topic' depends on some +For example, a feature developed in 'topic' depends on some functionality which is found in 'next'. ------------ @@ -103,9 +103,9 @@ functionality which is found in 'next'. o---o---o topic ------------ -We would want to make 'topic' forked from branch 'master', -for example because the functionality 'topic' branch depend on -got merged into more stable 'master' branch, like this: +We want to make 'topic' forked from branch 'master'; for example, +because the functionality on which 'topic' depends was merged into the +more stable 'master' branch. We want our tree to look like this: ------------ o---o---o---o---o master diff --git a/Documentation/git-submodule.txt b/Documentation/git-submodule.txt index bf33b0cba0..babaa9bc46 100644 --- a/Documentation/git-submodule.txt +++ b/Documentation/git-submodule.txt @@ -14,6 +14,8 @@ SYNOPSIS 'git submodule' [--quiet] init [--] [<path>...] 'git submodule' [--quiet] update [--init] [--] [<path>...] 'git submodule' [--quiet] summary [--summary-limit <n>] [commit] [--] [<path>...] +'git submodule' [--quiet] foreach <command> +'git submodule' [--quiet] sync [--] [<path>...] DESCRIPTION @@ -123,6 +125,30 @@ summary:: in the submodule between the given super project commit and the index or working tree (switched by --cached) are shown. +foreach:: + Evaluates an arbitrary shell command in each checked out submodule. + The command has access to the variables $path and $sha1: + $path is the name of the submodule directory relative to the + superproject, and $sha1 is the commit as recorded in the superproject. + Any submodules defined in the superproject but not checked out are + ignored by this command. Unless given --quiet, foreach prints the name + of each submodule before evaluating the command. + A non-zero return from the command in any submodule causes + the processing to terminate. This can be overridden by adding '|| :' + to the end of the command. ++ +As an example, "git submodule foreach 'echo $path `git rev-parse HEAD`' will +show the path and currently checked out commit for each submodule. + +sync:: + Synchronizes submodules' remote URL configuration setting + to the value specified in .gitmodules. This is useful when + submodule URLs change upstream and you need to update your local + repositories accordingly. ++ +"git submodule sync" synchronizes all submodules while +"git submodule sync -- A" synchronizes submodule "A" only. + OPTIONS ------- -q:: diff --git a/Documentation/git-web--browse.txt b/Documentation/git-web--browse.txt index 7f7a45b2ea..278cf73527 100644 --- a/Documentation/git-web--browse.txt +++ b/Documentation/git-web--browse.txt @@ -26,6 +26,7 @@ The following browsers (or commands) are currently supported: * lynx * dillo * open (this is the default under Mac OS X GUI) +* start (this is the default under MinGW) Custom commands may also be specified. diff --git a/Documentation/gitattributes.txt b/Documentation/gitattributes.txt index 89627688b8..e848c94397 100644 --- a/Documentation/gitattributes.txt +++ b/Documentation/gitattributes.txt @@ -311,10 +311,16 @@ patterns are available: - `bibtex` suitable for files with BibTeX coded references. +- `html` suitable for HTML/XHTML documents. + - `java` suitable for source code in the Java language. - `pascal` suitable for source code in the Pascal/Delphi language. +- `php` suitable for source code in the PHP language. + +- `python` suitable for source code in the Python language. + - `ruby` suitable for source code in the Ruby language. - `tex` suitable for source code for LaTeX documents. diff --git a/Documentation/pretty-formats.txt b/Documentation/pretty-formats.txt index 388d4925e6..f18d33e00b 100644 --- a/Documentation/pretty-formats.txt +++ b/Documentation/pretty-formats.txt @@ -116,6 +116,7 @@ The placeholders are: - '%cr': committer date, relative - '%ct': committer date, UNIX timestamp - '%ci': committer date, ISO 8601 format +- '%d': ref names, like the --decorate option of linkgit:git-log[1] - '%e': encoding - '%s': subject - '%b': body diff --git a/Documentation/rev-list-options.txt b/Documentation/rev-list-options.txt index 735cf07b20..0ce916a188 100644 --- a/Documentation/rev-list-options.txt +++ b/Documentation/rev-list-options.txt @@ -409,6 +409,48 @@ Note that without '\--full-history', this still simplifies merges: if one of the parents is TREESAME, we follow only that one, so the other sides of the merge are never walked. +Finally, there is a fourth simplification mode available: + +--simplify-merges:: + + First, build a history graph in the same way that + '\--full-history' with parent rewriting does (see above). ++ +Then simplify each commit `C` to its replacement `C'` in the final +history according to the following rules: ++ +-- +* Set `C'` to `C`. ++ +* Replace each parent `P` of `C'` with its simplification `P'`. In + the process, drop parents that are ancestors of other parents, and + remove duplicates. ++ +* If after this parent rewriting, `C'` is a root or merge commit (has + zero or >1 parents), a boundary commit, or !TREESAME, it remains. + Otherwise, it is replaced with its only parent. +-- ++ +The effect of this is best shown by way of comparing to +'\--full-history' with parent rewriting. The example turns into: ++ +----------------------------------------------------------------------- + .-A---M---N---O + / / / + I B D + \ / / + `---------' +----------------------------------------------------------------------- ++ +Note the major differences in `N` and `P` over '\--full-history': ++ +-- +* `N`'s parent list had `I` removed, because it is an ancestor of the + other parent `M`. Still, `N` remained because it is !TREESAME. ++ +* `P`'s parent list similarly had `I` removed. `P` was then + removed completely, because it had one parent and is TREESAME. +-- ifdef::git-rev-list[] Bisection Helpers |