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-rw-r--r--Documentation/diff-generate-patch.txt3
-rw-r--r--Documentation/git.txt5
2 files changed, 5 insertions, 3 deletions
diff --git a/Documentation/diff-generate-patch.txt b/Documentation/diff-generate-patch.txt
index e8ed6470fb..b10ff4caa6 100644
--- a/Documentation/diff-generate-patch.txt
+++ b/Documentation/diff-generate-patch.txt
@@ -10,7 +10,8 @@ linkgit:git-diff-tree[1], or
linkgit:git-diff-files[1]
with the `-p` option produces patch text.
You can customize the creation of patch text via the
-`GIT_EXTERNAL_DIFF` and the `GIT_DIFF_OPTS` environment variables.
+`GIT_EXTERNAL_DIFF` and the `GIT_DIFF_OPTS` environment variables
+(see linkgit:git[1]).
What the -p option produces is slightly different from the traditional
diff format:
diff --git a/Documentation/git.txt b/Documentation/git.txt
index 0bb1cfb239..2f72b10224 100644
--- a/Documentation/git.txt
+++ b/Documentation/git.txt
@@ -551,8 +551,9 @@ Git Diffs
`GIT_EXTERNAL_DIFF`::
When the environment variable `GIT_EXTERNAL_DIFF` is set, the
- program named by it is called, instead of the diff invocation
- described above. For a path that is added, removed, or modified,
+ program named by it is called to generate diffs, and Git
+ does not use its builtin diff machinery.
+ For a path that is added, removed, or modified,
`GIT_EXTERNAL_DIFF` is called with 7 parameters:
path old-file old-hex old-mode new-file new-hex new-mode