$GIT_COMMON_DIR: a new environment variable

diff --git a/Documentation/git-credential-cache--daemon.txt b/Documentation/git-credential-cache--daemon.txt
index d15db42d43b9e94628246a30e7c12df41b45b935..7051c6bdf8f542b8fb8c3c4a5a24471355111922 100644 (file)
--- a/Documentation/git-credential-cache--daemon.txt
+++ b/Documentation/git-credential-cache--daemon.txt
@@ -8,7 +8,7 @@ git-credential-cache--daemon - Temporarily store user credentials in memory
 SYNOPSIS
 --------
 [verse]
-git credential-cache--daemon <socket>
+git credential-cache--daemon [--debug] <socket>
 
 DESCRIPTION
 -----------
@@ -21,6 +21,10 @@ for `git-credential-cache` clients. Clients may store and retrieve
 credentials. Each credential is held for a timeout specified by the
 client; once no credentials are held, the daemon exits.
 
+If the `--debug` option is specified, the daemon does not close its
+stderr stream, and may output extra diagnostics to it even after it has
+begun listening for clients.
+
 GIT
 ---
 Part of the linkgit:git[1] suite