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+git-mergetool(1)
+================
+
+NAME
+----
+git-mergetool - Run merge conflict resolution tools to resolve merge conflicts
+
+SYNOPSIS
+--------
+'git mergetool' [--tool=<tool>] [<file>]...
+
+DESCRIPTION
+-----------
+
+Use `git mergetool` to run one of several merge utilities to resolve
+merge conflicts. It is typically run after 'git-merge'.
+
+If one or more <file> parameters are given, the merge tool program will
+be run to resolve differences on each file. If no <file> names are
+specified, 'git-mergetool' will run the merge tool program on every file
+with merge conflicts.
+
+OPTIONS
+-------
+-t or --tool=<tool>::
+ Use the merge resolution program specified by <tool>.
+ Valid merge tools are:
+ kdiff3, tkdiff, meld, xxdiff, emerge, vimdiff, gvimdiff, ecmerge, and opendiff
++
+If a merge resolution program is not specified, 'git-mergetool'
+will use the configuration variable `merge.tool`. If the
+configuration variable `merge.tool` is not set, 'git-mergetool'
+will pick a suitable default.
++
+You can explicitly provide a full path to the tool by setting the
+configuration variable `mergetool.<tool>.path`. For example, you
+can configure the absolute path to kdiff3 by setting
+`mergetool.kdiff3.path`. Otherwise, 'git-mergetool' assumes the
+tool is available in PATH.
++
+Instead of running one of the known merge tool programs
+'git-mergetool' can be customized to run an alternative program
+by specifying the command line to invoke in a configuration
+variable `mergetool.<tool>.cmd`.
++
+When 'git-mergetool' is invoked with this tool (either through the
+`-t` or `--tool` option or the `merge.tool` configuration
+variable) the configured command line will be invoked with `$BASE`
+set to the name of a temporary file containing the common base for
+the merge, if available; `$LOCAL` set to the name of a temporary
+file containing the contents of the file on the current branch;
+`$REMOTE` set to the name of a temporary file containing the
+contents of the file to be merged, and `$MERGED` set to the name
+of the file to which the merge tool should write the result of the
+merge resolution.
++
+If the custom merge tool correctly indicates the success of a
+merge resolution with its exit code then the configuration
+variable `mergetool.<tool>.trustExitCode` can be set to `true`.
+Otherwise, 'git-mergetool' will prompt the user to indicate the
+success of the resolution after the custom tool has exited.
+
+Author
+------
+Written by Theodore Y Ts'o <tytso@mit.edu>
+
+Documentation
+--------------
+Documentation by Theodore Y Ts'o.
+
+GIT
+---
+Part of the linkgit:git[1] suite