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diff --git a/Documentation/git-difftool.txt b/Documentation/git-difftool.txt new file mode 100644 index 0000000000..8e9aed67d7 --- /dev/null +++ b/Documentation/git-difftool.txt @@ -0,0 +1,105 @@ +git-difftool(1) +=============== + +NAME +---- +git-difftool - Show changes using common diff tools + +SYNOPSIS +-------- +'git difftool' [--tool=<tool>] [-y|--no-prompt|--prompt] [<'git diff' options>] + +DESCRIPTION +----------- +'git-difftool' is a git command that allows you to compare and edit files +between revisions using common diff tools. 'git difftool' is a frontend +to 'git-diff' and accepts the same options and arguments. + +OPTIONS +------- +-y:: +--no-prompt:: + Do not prompt before launching a diff tool. + +--prompt:: + Prompt before each invocation of the diff tool. + This is the default behaviour; the option is provided to + override any configuration settings. + +-t <tool>:: +--tool=<tool>:: + Use the diff tool specified by <tool>. + Valid merge tools are: + kdiff3, kompare, tkdiff, meld, xxdiff, emerge, vimdiff, gvimdiff, + ecmerge, diffuse, opendiff, p4merge and araxis. ++ +If a diff tool is not specified, 'git-difftool' +will use the configuration variable `diff.tool`. If the +configuration variable `diff.tool` is not set, 'git-difftool' +will pick a suitable default. ++ +You can explicitly provide a full path to the tool by setting the +configuration variable `difftool.<tool>.path`. For example, you +can configure the absolute path to kdiff3 by setting +`difftool.kdiff3.path`. Otherwise, 'git-difftool' assumes the +tool is available in PATH. ++ +Instead of running one of the known diff tools, +'git-difftool' can be customized to run an alternative program +by specifying the command line to invoke in a configuration +variable `difftool.<tool>.cmd`. ++ +When 'git-difftool' is invoked with this tool (either through the +`-t` or `--tool` option or the `diff.tool` configuration variable) +the configured command line will be invoked with the following +variables available: `$LOCAL` is set to the name of the temporary +file containing the contents of the diff pre-image and `$REMOTE` +is set to the name of the temporary file containing the contents +of the diff post-image. `$BASE` is provided for compatibility +with custom merge tool commands and has the same value as `$LOCAL`. + +See linkgit:git-diff[1] for the full list of supported options. + +CONFIG VARIABLES +---------------- +'git-difftool' falls back to 'git-mergetool' config variables when the +difftool equivalents have not been defined. + +diff.tool:: + The default diff tool to use. + +difftool.<tool>.path:: + Override the path for the given tool. This is useful in case + your tool is not in the PATH. + +difftool.<tool>.cmd:: + Specify the command to invoke the specified diff tool. ++ +See the `--tool=<tool>` option above for more details. + +difftool.prompt:: + Prompt before each invocation of the diff tool. + +SEE ALSO +-------- +linkgit:git-diff[1]:: + Show changes between commits, commit and working tree, etc + +linkgit:git-mergetool[1]:: + Run merge conflict resolution tools to resolve merge conflicts + +linkgit:git-config[1]:: + Get and set repository or global options + + +AUTHOR +------ +Written by David Aguilar <davvid@gmail.com>. + +Documentation +-------------- +Documentation by David Aguilar and the git-list <git@vger.kernel.org>. + +GIT +--- +Part of the linkgit:git[1] suite |