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Diffstat (limited to 'Documentation/git.txt')
| -rw-r--r-- | Documentation/git.txt | 262 |
1 files changed, 219 insertions, 43 deletions
diff --git a/Documentation/git.txt b/Documentation/git.txt index 674ecf9a3b..dd6dbf7dd9 100644 --- a/Documentation/git.txt +++ b/Documentation/git.txt @@ -22,14 +22,14 @@ unusually rich command set that provides both high-level operations and full access to internals. See linkgit:gittutorial[7] to get started, then see -link:everyday.html[Everyday Git] for a useful minimum set of +linkgit:giteveryday[7] for a useful minimum set of commands. The link:user-manual.html[Git User's Manual] has a more in-depth introduction. After you mastered the basic concepts, you can come back to this page to learn what commands Git offers. You can learn more about individual Git commands with "git help command". linkgit:gitcli[7] -manual page gives you an overview of the command line command syntax. +manual page gives you an overview of the command-line command syntax. Formatted and hyperlinked version of the latest Git documentation can be viewed at `http://git-htmldocs.googlecode.com/git/git.html`. @@ -39,10 +39,95 @@ ifdef::stalenotes[] ============ You are reading the documentation for the latest (possibly -unreleased) version of Git, that is available from 'master' +unreleased) version of Git, that is available from the 'master' branch of the `git.git` repository. Documentation for older releases are available here: +* link:v2.8.3/git.html[documentation for release 2.8.3] + +* release notes for + link:RelNotes/2.8.3.txt[2.8.3], + link:RelNotes/2.8.2.txt[2.8.2], + link:RelNotes/2.8.1.txt[2.8.1], + link:RelNotes/2.8.0.txt[2.8]. + +* link:v2.7.3/git.html[documentation for release 2.7.3] + +* release notes for + link:RelNotes/2.7.3.txt[2.7.3], + link:RelNotes/2.7.2.txt[2.7.2], + link:RelNotes/2.7.1.txt[2.7.1], + link:RelNotes/2.7.0.txt[2.7]. + +* link:v2.6.6/git.html[documentation for release 2.6.6] + +* release notes for + link:RelNotes/2.6.6.txt[2.6.6], + link:RelNotes/2.6.5.txt[2.6.5], + link:RelNotes/2.6.4.txt[2.6.4], + link:RelNotes/2.6.3.txt[2.6.3], + link:RelNotes/2.6.2.txt[2.6.2], + link:RelNotes/2.6.1.txt[2.6.1], + link:RelNotes/2.6.0.txt[2.6]. + +* link:v2.5.5/git.html[documentation for release 2.5.5] + +* release notes for + link:RelNotes/2.5.5.txt[2.5.5], + link:RelNotes/2.5.4.txt[2.5.4], + link:RelNotes/2.5.3.txt[2.5.3], + link:RelNotes/2.5.2.txt[2.5.2], + link:RelNotes/2.5.1.txt[2.5.1], + link:RelNotes/2.5.0.txt[2.5]. + +* link:v2.4.11/git.html[documentation for release 2.4.11] + +* release notes for + link:RelNotes/2.4.11.txt[2.4.11], + link:RelNotes/2.4.10.txt[2.4.10], + link:RelNotes/2.4.9.txt[2.4.9], + link:RelNotes/2.4.8.txt[2.4.8], + link:RelNotes/2.4.7.txt[2.4.7], + link:RelNotes/2.4.6.txt[2.4.6], + link:RelNotes/2.4.5.txt[2.4.5], + link:RelNotes/2.4.4.txt[2.4.4], + link:RelNotes/2.4.3.txt[2.4.3], + link:RelNotes/2.4.2.txt[2.4.2], + link:RelNotes/2.4.1.txt[2.4.1], + link:RelNotes/2.4.0.txt[2.4]. + +* link:v2.3.10/git.html[documentation for release 2.3.10] + +* release notes for + link:RelNotes/2.3.10.txt[2.3.10], + link:RelNotes/2.3.9.txt[2.3.9], + link:RelNotes/2.3.8.txt[2.3.8], + link:RelNotes/2.3.7.txt[2.3.7], + link:RelNotes/2.3.6.txt[2.3.6], + link:RelNotes/2.3.5.txt[2.3.5], + link:RelNotes/2.3.4.txt[2.3.4], + link:RelNotes/2.3.3.txt[2.3.3], + link:RelNotes/2.3.2.txt[2.3.2], + link:RelNotes/2.3.1.txt[2.3.1], + link:RelNotes/2.3.0.txt[2.3]. + +* link:v2.2.3/git.html[documentation for release 2.2.3] + +* release notes for + link:RelNotes/2.2.3.txt[2.2.3], + link:RelNotes/2.2.2.txt[2.2.2], + link:RelNotes/2.2.1.txt[2.2.1], + link:RelNotes/2.2.0.txt[2.2]. + +* link:v2.1.4/git.html[documentation for release 2.1.4] + +* release notes for + link:RelNotes/2.1.4.txt[2.1.4], + link:RelNotes/2.1.3.txt[2.1.3], + link:RelNotes/2.1.2.txt[2.1.2], + link:RelNotes/2.1.1.txt[2.1.1], + link:RelNotes/2.1.0.txt[2.1]. + * link:v2.0.5/git.html[documentation for release 2.0.5] * release notes for @@ -450,6 +535,11 @@ example the following invocations are equivalent: given will override values from configuration files. The <name> is expected in the same format as listed by 'git config' (subkeys separated by dots). ++ +Note that omitting the `=` in `git -c foo.bar ...` is allowed and sets +`foo.bar` to the boolean true value (just like `[foo]bar` would in a +config file). Including the equals but with an empty value (like `git -c +foo.bar= ...`) sets `foo.bar` to the empty string. --exec-path[=<path>]:: Path to wherever your core Git programs are installed. @@ -729,7 +819,7 @@ The Git Repository ~~~~~~~~~~~~~~~~~~ These environment variables apply to 'all' core Git commands. Nb: it is worth noting that they may be used/overridden by SCMS sitting above -Git so take care if using Cogito etc. +Git so take care if using a foreign front-end. 'GIT_INDEX_FILE':: This environment allows the specification of an alternate @@ -739,7 +829,8 @@ Git so take care if using Cogito etc. 'GIT_INDEX_VERSION':: This environment variable allows the specification of an index version for new repositories. It won't affect existing index - files. By default index file version [23] is used. + files. By default index file version 2 or 3 is used. See + linkgit:git-update-index[1] for more information. 'GIT_OBJECT_DIRECTORY':: If the object storage directory is specified via this @@ -762,7 +853,7 @@ Git so take care if using Cogito etc. 'GIT_WORK_TREE':: Set the path to the root of the working tree. - This can also be controlled by the '--work-tree' command line + This can also be controlled by the '--work-tree' command-line option and the core.worktree configuration variable. 'GIT_NAMESPACE':: @@ -794,6 +885,15 @@ Git so take care if using Cogito etc. an explicit repository directory set via 'GIT_DIR' or on the command line. +'GIT_COMMON_DIR':: + If this variable is set to a path, non-worktree files that are + normally in $GIT_DIR will be taken from this path + instead. Worktree-specific files such as HEAD or index are + taken from $GIT_DIR. See linkgit:gitrepository-layout[5] and + linkgit:git-worktree[1] for + details. This variable has lower precedence than other path + variables such as GIT_INDEX_FILE, GIT_OBJECT_DIRECTORY... + Git Commits ~~~~~~~~~~~ 'GIT_AUTHOR_NAME':: @@ -866,19 +966,21 @@ other and the `core.editor` option in linkgit:git-config[1]. 'GIT_SSH':: - If this environment variable is set then 'git fetch' - and 'git push' will use this command instead - of 'ssh' when they need to connect to a remote system. - The '$GIT_SSH' command will be given exactly two or - four arguments: the 'username@host' (or just 'host') - from the URL and the shell command to execute on that - remote system, optionally preceded by '-p' (literally) and - the 'port' from the URL when it specifies something other - than the default SSH port. +'GIT_SSH_COMMAND':: + If either of these environment variables is set then 'git fetch' + and 'git push' will use the specified command instead of 'ssh' + when they need to connect to a remote system. + The command will be given exactly two or four arguments: the + 'username@host' (or just 'host') from the URL and the shell + command to execute on that remote system, optionally preceded by + '-p' (literally) and the 'port' from the URL when it specifies + something other than the default SSH port. + -To pass options to the program that you want to list in GIT_SSH -you will need to wrap the program and options into a shell script, -then set GIT_SSH to refer to the shell script. +`$GIT_SSH_COMMAND` takes precedence over `$GIT_SSH`, and is interpreted +by the shell, which allows additional arguments to be included. +`$GIT_SSH` on the other hand must be just the path to a program +(which can be a wrapper shell script, if additional arguments are +needed). + Usually it is easier to configure any desired options through your personal `.ssh/config` file. Please consult your ssh documentation @@ -887,10 +989,14 @@ for further details. 'GIT_ASKPASS':: If this environment variable is set, then Git commands which need to acquire passwords or passphrases (e.g. for HTTP or IMAP authentication) - will call this program with a suitable prompt as command line argument - and read the password from its STDOUT. See also the 'core.askpass' + will call this program with a suitable prompt as command-line argument + and read the password from its STDOUT. See also the 'core.askPass' option in linkgit:git-config[1]. +'GIT_TERMINAL_PROMPT':: + If this environment variable is set to `0`, git will not prompt + on the terminal (e.g., when asking for HTTP authentication). + 'GIT_CONFIG_NOSYSTEM':: Whether to skip reading settings from the system-wide `$(prefix)/etc/gitconfig` file. This environment variable can @@ -911,33 +1017,67 @@ for further details. based on whether stdout appears to be redirected to a file or not. 'GIT_TRACE':: - If this variable is set to "1", "2" or "true" (comparison - is case insensitive), Git will print `trace:` messages on - stderr telling about alias expansion, built-in command - execution and external command execution. - If this variable is set to an integer value greater than 1 - and lower than 10 (strictly) then Git will interpret this - value as an open file descriptor and will try to write the - trace messages into this file descriptor. - Alternatively, if this variable is set to an absolute path - (starting with a '/' character), Git will interpret this - as a file path and will try to write the trace messages - into it. + Enables general trace messages, e.g. alias expansion, built-in + command execution and external command execution. ++ +If this variable is set to "1", "2" or "true" (comparison +is case insensitive), trace messages will be printed to +stderr. ++ +If the variable is set to an integer value greater than 2 +and lower than 10 (strictly) then Git will interpret this +value as an open file descriptor and will try to write the +trace messages into this file descriptor. ++ +Alternatively, if the variable is set to an absolute path +(starting with a '/' character), Git will interpret this +as a file path and will try to write the trace messages +into it. ++ +Unsetting the variable, or setting it to empty, "0" or +"false" (case insensitive) disables trace messages. 'GIT_TRACE_PACK_ACCESS':: - If this variable is set to a path, a file will be created at - the given path logging all accesses to any packs. For each + Enables trace messages for all accesses to any packs. For each access, the pack file name and an offset in the pack is recorded. This may be helpful for troubleshooting some pack-related performance problems. + See 'GIT_TRACE' for available trace output options. 'GIT_TRACE_PACKET':: - If this variable is set, it shows a trace of all packets - coming in or out of a given program. This can help with - debugging object negotiation or other protocol issues. Tracing - is turned off at a packet starting with "PACK". + Enables trace messages for all packets coming in or out of a + given program. This can help with debugging object negotiation + or other protocol issues. Tracing is turned off at a packet + starting with "PACK" (but see 'GIT_TRACE_PACKFILE' below). + See 'GIT_TRACE' for available trace output options. + +'GIT_TRACE_PACKFILE':: + Enables tracing of packfiles sent or received by a + given program. Unlike other trace output, this trace is + verbatim: no headers, and no quoting of binary data. You almost + certainly want to direct into a file (e.g., + `GIT_TRACE_PACKFILE=/tmp/my.pack`) rather than displaying it on + the terminal or mixing it with other trace output. ++ +Note that this is currently only implemented for the client side +of clones and fetches. -GIT_LITERAL_PATHSPECS:: +'GIT_TRACE_PERFORMANCE':: + Enables performance related trace messages, e.g. total execution + time of each Git command. + See 'GIT_TRACE' for available trace output options. + +'GIT_TRACE_SETUP':: + Enables trace messages printing the .git, working tree and current + working directory after Git has completed its setup phase. + See 'GIT_TRACE' for available trace output options. + +'GIT_TRACE_SHALLOW':: + Enables trace messages that can help debugging fetching / + cloning of shallow repositories. + See 'GIT_TRACE' for available trace output options. + +'GIT_LITERAL_PATHSPECS':: Setting this variable to `1` will cause Git to treat all pathspecs literally, rather than as glob patterns. For example, running `GIT_LITERAL_PATHSPECS=1 git log -- '*.c'` will search @@ -946,15 +1086,15 @@ GIT_LITERAL_PATHSPECS:: literal paths to Git (e.g., paths previously given to you by `git ls-tree`, `--raw` diff output, etc). -GIT_GLOB_PATHSPECS:: +'GIT_GLOB_PATHSPECS':: Setting this variable to `1` will cause Git to treat all pathspecs as glob patterns (aka "glob" magic). -GIT_NOGLOB_PATHSPECS:: +'GIT_NOGLOB_PATHSPECS':: Setting this variable to `1` will cause Git to treat all pathspecs as literal (aka "literal" magic). -GIT_ICASE_PATHSPECS:: +'GIT_ICASE_PATHSPECS':: Setting this variable to `1` will cause Git to treat all pathspecs as case-insensitive. @@ -968,6 +1108,42 @@ GIT_ICASE_PATHSPECS:: variable when it is invoked as the top level command by the end user, to be recorded in the body of the reflog. +'GIT_REF_PARANOIA':: + If set to `1`, include broken or badly named refs when iterating + over lists of refs. In a normal, non-corrupted repository, this + does nothing. However, enabling it may help git to detect and + abort some operations in the presence of broken refs. Git sets + this variable automatically when performing destructive + operations like linkgit:git-prune[1]. You should not need to set + it yourself unless you want to be paranoid about making sure + an operation has touched every ref (e.g., because you are + cloning a repository to make a backup). + +'GIT_ALLOW_PROTOCOL':: + If set, provide a colon-separated list of protocols which are + allowed to be used with fetch/push/clone. This is useful to + restrict recursive submodule initialization from an untrusted + repository. Any protocol not mentioned will be disallowed (i.e., + this is a whitelist, not a blacklist). If the variable is not + set at all, all protocols are enabled. The protocol names + currently used by git are: + + - `file`: any local file-based path (including `file://` URLs, + or local paths) + + - `git`: the anonymous git protocol over a direct TCP + connection (or proxy, if configured) + + - `ssh`: git over ssh (including `host:path` syntax, + `ssh://`, etc). + + - `http`: git over http, both "smart http" and "dumb http". + Note that this does _not_ include `https`; if you want both, + you should specify both as `http:https`. + + - any external helpers are named by their protocol (e.g., use + `hg` to allow the `git-remote-hg` helper) + Discussion[[Discussion]] ------------------------ @@ -1066,7 +1242,7 @@ subscribed to the list to send a message there. SEE ALSO -------- linkgit:gittutorial[7], linkgit:gittutorial-2[7], -link:everyday.html[Everyday Git], linkgit:gitcvs-migration[7], +linkgit:giteveryday[7], linkgit:gitcvs-migration[7], linkgit:gitglossary[7], linkgit:gitcore-tutorial[7], linkgit:gitcli[7], link:user-manual.html[The Git User's Manual], linkgit:gitworkflows[7] |