Merge git://git.kernel.org/pub/scm/gitk/gitk

[git.git] / Documentation / git-submodule.txt

diff --git a/Documentation/git-submodule.txt b/Documentation/git-submodule.txt
index 335e973a6a1d5350c1558eb68985ffe812c09212..6ffd896fbc78b783a7e00ed462f879cbff29d758 100644 (file)
--- a/Documentation/git-submodule.txt
+++ b/Documentation/git-submodule.txt
@@ -9,16 +9,19 @@ git-submodule - Initialize, update or inspect submodules
 SYNOPSIS
 --------
 [verse]
-'git-submodule' [--quiet] [-b branch] add <repository> [<path>]
-'git-submodule' [--quiet] [--cached] [status|init|update] [--] [<path>...]
+'git-submodule' [--quiet] add [-b branch] [--] <repository> [<path>]
+'git-submodule' [--quiet] status [--cached] [--] [<path>...]
+'git-submodule' [--quiet] [init|update] [--] [<path>...]
+'git-submodule' [--quiet] summary [--summary-limit <n>] [commit] [--] [<path>...]
 
 
 COMMANDS
 --------
 add::
        Add the given repository as a submodule at the given path
-       to the changeset to be committed next.  In particular, the
-       repository is cloned at the specified path, added to the
+       to the changeset to be committed next.  If path is a valid
+       repository within the project, it is added as is. Otherwise,
+       repository is cloned at the specified path. path is added to the
        changeset and registered in .gitmodules.   If no path is
        specified, the path is deduced from the repository specification.
        If the repository url begins with ./ or ../, it is stored as
@@ -28,7 +31,7 @@ add::
 status::
        Show the status of the submodules. This will print the SHA-1 of the
        currently checked out commit for each submodule, along with the
-       submodule path and the output of gitlink:git-describe[1] for the
+       submodule path and the output of linkgit:git-describe[1] for the
        SHA-1. Each SHA-1 will be prefixed with `-` if the submodule is not
        initialized and `+` if the currently checked out submodule commit
        does not match the SHA-1 found in the index of the containing
@@ -45,6 +48,11 @@ update::
        checkout the commit specified in the index of the containing repository.
        This will make the submodules HEAD be detached.
 
+summary::
+       Show commit summary between the given commit (defaults to HEAD) and
+       working tree/index. For a submodule in question, a series of commits
+       in the submodule between the given super project commit and the
+       index or working tree (switched by --cached) are shown.
 
 OPTIONS
 -------
@@ -55,9 +63,16 @@ OPTIONS
        Branch of repository to add as submodule.
 
 --cached::
-       Display the SHA-1 stored in the index, not the SHA-1 of the currently
-       checked out submodule commit. This option is only valid for the
-       status command.
+       This option is only valid for status and summary commands.  These
+       commands typically use the commit found in the submodule HEAD, but
+       with this option, the commit stored in the index is used instead.
+
+-n, --summary-limit::
+       This option is only valid for the summary command.
+       Limit the summary size (number of commits shown in total).
+       Giving 0 will disable the summary; a negative number means unlimited
+       (the default). This limit only applies to modified submodules. The
+       size is always limited to 1 for added/deleted/typechanged submodules.
 
 <path>::
        Path to submodule(s). When specified this will restrict the command
@@ -67,8 +82,9 @@ FILES
 -----
 When initializing submodules, a .gitmodules file in the top-level directory
 of the containing repository is used to find the url of each submodule.
-This file should be formatted in the same way as $GIR_DIR/config. The key
-to each submodule url is "submodule.$name.url".
+This file should be formatted in the same way as `$GIT_DIR/config`. The key
+to each submodule url is "submodule.$name.url".  See linkgit:gitmodules[5]
+for details.
 
 
 AUTHOR
@@ -77,4 +93,4 @@ Written by Lars Hjemli <hjemli@gmail.com>
 
 GIT
 ---
-Part of the gitlink:git[7] suite
+Part of the linkgit:git[7] suite