This patch puts default filenames (for, e.g., log_file or acl_file) into
HDB_DB_DIR, instead of dropping them wherever the current working directory
happens to be.

We should probably clean up the "dbname" part of the filename to make sure 
that we generate sane filenames.

diff -ru heimdal-0.7.1/lib/kadm5/context_s.c heimdal-0.7.1-lks/lib/kadm5/context_s.c
--- heimdal-0.7.1/lib/kadm5/context_s.c	2005-09-09 08:12:09.000000000 -0400
+++ heimdal-0.7.1-lks/lib/kadm5/context_s.c	2005-11-02 21:42:20.000000000 -0500
@@ -73,13 +73,8 @@
     p = krb5_config_get_string(context, binding, name, NULL);
     if(p)
 	*variable = strdup(p);
-    else {
-	p = strrchr(dbname, '.');
-	if(p == NULL)
-	    asprintf(variable, "%s.%s", dbname, ext);
-	else
-	    asprintf(variable, "%.*s.%s", (int)(p - dbname), dbname, ext);
-    }
+    else
+	asprintf(variable, "%s/%s.%s", HDB_DB_DIR, dbname, ext);
 }
 
 static void