docs: set a limit on credential line length

[thirdparty/git.git] / Documentation / git-credential.txt

diff --git a/Documentation/git-credential.txt b/Documentation/git-credential.txt
index f63a8e04586b59748dace76bbdddc16c8aa02ef3..4bbf2db9ca2c2e31b705b01fc402a86959fbb856 100644 (file)
--- a/Documentation/git-credential.txt
+++ b/Documentation/git-credential.txt
@@ -111,7 +111,9 @@ attribute per line. Each attribute is specified by a key-value pair,
 separated by an `=` (equals) sign, followed by a newline.
 
 The key may contain any bytes except `=`, newline, or NUL. The value may
-contain any bytes except newline or NUL.
+contain any bytes except newline or NUL.  A line, including the trailing
+newline, may not exceed 65535 bytes in order to allow implementations to
+parse efficiently.
 
 Attributes with keys that end with C-style array brackets `[]` can have
 multiple values. Each instance of a multi-valued attribute forms an