* mu: give a bit more info when there's no mu script (guile) support; fixes #156

mu/mu-cmd-script.c

@@ -148,7 +148,8 @@ check_params (MuConfig *opts, GError **err)
 {
 	if (!mu_util_supports (MU_FEATURE_GUILE | MU_FEATURE_GNUPLOT)) {
 		mu_util_g_set_error (err, MU_ERROR_IN_PARAMETERS,
-				     "the 'script' command is not supported");
+				     "the 'script' command is not available "
+				     "in this version of mu");
 		return FALSE;
 	}
 

mu/mu-help-strings.txt

@@ -83,7 +83,7 @@ is one of:
   index   - index messages
   mkdir   - create a maildir
   remove  - remove a message from the database
-  script  - run a script
+  script  - run a script (available only whne mu was built with guile-support)
   server  - start mu server
   verify  - verify signatures of a message
   view    - view a specific message