documentation: add tutorial for first contribution

diff --git a/Documentation/git-apply.txt b/Documentation/git-apply.txt
index 4ebc3d32719dfefa988d34b41871f0e9fb969471..b9aa39000fc8aa77d69751d9409a957139c2cff7 100644 (file)
--- a/Documentation/git-apply.txt
+++ b/Documentation/git-apply.txt
@@ -9,7 +9,7 @@ git-apply - Apply a patch to files and/or to the index
 SYNOPSIS
 --------
 [verse]
-'git apply' [--stat] [--numstat] [--summary] [--check] [--index] [--3way]
+'git apply' [--stat] [--numstat] [--summary] [--check] [--index | --intent-to-add] [--3way]
          [--apply] [--no-add] [--build-fake-ancestor=<file>] [-R | --reverse]
          [--allow-binary-replacement | --binary] [--reject] [-z]
          [-p<n>] [-C<n>] [--inaccurate-eof] [--recount] [--cached]
@@ -74,6 +74,14 @@ OPTIONS
        cached data, apply the patch, and store the result in the index
        without using the working tree. This implies `--index`.
 
+--intent-to-add::
+       When applying the patch only to the working tree, mark new
+       files to be added to the index later (see `--intent-to-add`
+       option in linkgit:git-add[1]). This option is ignored unless
+       running in a Git repository and `--index` is not specified.
+       Note that `--index` could be implied by other options such
+       as `--cached` or `--3way`.
+
 -3::
 --3way::
        When the patch does not apply cleanly, fall back on 3-way merge if
@@ -113,8 +121,10 @@ explained for the configuration variable `core.quotePath` (see
 linkgit:git-config[1]).
 
 -p<n>::
-       Remove <n> leading slashes from traditional diff paths. The
-       default is 1.
+       Remove <n> leading path components (separated by slashes) from
+       traditional diff paths. E.g., with `-p2`, a patch against
+       `a/dir/file` will be applied directly to `file`. The default is
+       1.
 
 -C<n>::
        Ensure at least <n> lines of surrounding context match before
@@ -240,7 +250,7 @@ When `git apply` is used as a "better GNU patch", the user can pass
 the `--unsafe-paths` option to override this safety check.  This option
 has no effect when `--index` or `--cached` is in use.
 
-Configuration
+CONFIGURATION
 -------------
 
 apply.ignoreWhitespace::
@@ -251,7 +261,7 @@ apply.whitespace::
        When no `--whitespace` flag is given from the command
        line, this configuration item is used as the default.
 
-Submodules
+SUBMODULES
 ----------
 If the patch contains any changes to submodules then 'git apply'
 treats these changes as follows.