git-send-email: Document configuration options

[git.git] / Documentation / config.txt

diff --git a/Documentation/config.txt b/Documentation/config.txt
index 9fec76935e299c5506ec3aab1aab942cefea972f..d9c12f14b9bac0bf6caa5e9343154e4abecb2896 100644 (file)
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -340,6 +340,11 @@ format.headers::
        Additional email headers to include in a patch to be submitted
        by mail.  See gitlink:git-format-patch[1].
 
+format.suffix::
+       The default for format-patch is to output files with the suffix
+       `.patch`. Use this variable to change that suffix (make sure to
+       include the dot if you want it).
+
 gc.packrefs::
        `git gc` does not run `git pack-refs` in a bare repository by
        default so that older dumb-transport clients can still fetch