improving usage and man page for monkeysphere ssh-proxycommand.

[monkeysphere.git] / src / monkeysphere

diff --git a/src/monkeysphere b/src/monkeysphere
index f721108ef5e9d59688566d0dd1a539cb5853823f..fbc05b4fd5587780b2374273d2975dc331dd9ad2 100755 (executable)
--- a/src/monkeysphere
+++ b/src/monkeysphere
@@ -47,7 +47,7 @@ subcommands:
  update-authorized_keys (a)          update authorized_keys file
  gen-subkey (g) [KEYID]              generate an authentication subkey
    --length (-l) BITS                  key length in bits (2048)
- ssh-proxycommand                    monkeysphere ssh ProxyCommand
+ ssh-proxycommand HOST [PORT]        monkeysphere ssh ProxyCommand
  subkey-to-ssh-agent (s)             store authentication subkey in ssh-agent
  version (v)                         show version number
  help (h,?)                          this help
@@ -182,7 +182,9 @@ AUTHORIZED_KEYS=${MONKEYSPHERE_AUTHORIZED_KEYS:=$AUTHORIZED_KEYS}
 AUTHORIZED_USER_IDS=${MONKEYSPHERE_AUTHORIZED_USER_IDS:="${MONKEYSPHERE_HOME}/authorized_user_ids"}
 REQUIRED_HOST_KEY_CAPABILITY=${MONKEYSPHERE_REQUIRED_HOST_KEY_CAPABILITY:="a"}
 REQUIRED_USER_KEY_CAPABILITY=${MONKEYSPHERE_REQUIRED_USER_KEY_CAPABILITY:="a"}
-LOG_PREFIX=${MONKEYSPHERE_LOG_PREFIX:='ms: '}
+# note that only using '=' instead of ':=' tests only if the variable
+# in unset, not if it's "null"
+LOG_PREFIX=${MONKEYSPHERE_LOG_PREFIX='ms: '}
 
 # export GNUPGHOME and make sure gpg home exists with proper
 # permissions