Support null username in path creation

basilisk/basilisk_MSG.c

@@ -98,7 +98,7 @@ char *basilisk_iterate_MSG(struct supernet_info *myinfo,uint32_t channel,uint32_
    // char str[65],str2[65]; printf("MSGiterate (%s) -> (%s)\n",bits256_str(str,srchash),bits256_str(str2,desthash));
     array = cJSON_CreateArray();
     portable_mutex_lock(&myinfo->messagemutex);
-    printf("iterate_MSG width.%d channel.%d msgid.%d src.%llx -> %llx\n",origwidth,channel,msgid,(long long)srchash.txid,(long long)desthash.txid);
+    //printf("iterate_MSG width.%d channel.%d msgid.%d src.%llx -> %llx\n",origwidth,channel,msgid,(long long)srchash.txid,(long long)desthash.txid);
     for (i=0; i<width; i++)
     {
         keylen = basilisk_messagekey(key,channel,msgid,srchash,desthash);

iguana/iguana_chains.c

@@ -232,7 +232,9 @@ void set_coinconfname(char *fname,char *coinstr,char *userhome,char *coindir,cha
         sprintf(confname,"%s.conf",buf);
     }
     printf("userhome.(%s) coindir.(%s) confname.(%s)\n",userhome,coindir,confname);
-    sprintf(fname,"%s/%s/%s",userhome,coindir,confname);
+    if ( userhome != 0 && userhome[0] != 0 )
+        sprintf(fname,"%s/%s/%s",userhome,coindir,confname);
+    else sprintf(fname,"%s/%s",coindir,confname);
 }
 
 uint16_t extract_userpass(char *serverport,char *userpass,char *coinstr,char *userhome,char *coindir,char *confname)