define systemd.log_target=console when used with systemd-debug

[plcapi.git] / php / plc_api.php

diff --git a/php/plc_api.php b/php/plc_api.php
index f704cd4..9a08ad2 100644 (file)
--- a/php/plc_api.php
+++ b/php/plc_api.php
@@ -8,10 +8,6 @@
 // Mark Huang <mlhuang@cs.princeton.edu>
 // Copyright (C) 2005-2006 The Trustees of Princeton University
 //
-// $Id$
-// $URL$
-//
-//
 
 require_once 'plc_config.php';
 
@@ -61,9 +57,13 @@ class PLCAPI
   function backtrace_php () {
     $backtrace = debug_backtrace();
     $msg = "";
-    foreach( $backtrace as $line ) {
+    $len = count($backtrace);
+    $cnt = 1;
+    foreach( array_reverse($backtrace) as $line ) {
         $msg .= "File '". $line['file'] . "' line " . $line['line'] . "\n";
         $msg .= "    " . $line['function'] . "( "  . $this->rec_join($line['args']) . ")\n";
+        $cnt += 1;
+        if ( $cnt == $len ) { break; }
     }
     return $msg;
   }
@@ -77,7 +77,7 @@ class PLCAPI
     $error_line='PLCAPI error:  ' . $error_msg ;
     if ($file) $error_line .= ' in file ' . $file;
     if ($line) $error_line .= ' on line ' . $line;
-    $this->errors[] = $error_line
+    $this->errors[] = $error_line;
     # TODO: setup a config variable for more detailed stack traces, for API errors.
     if ( TRUE ){
       error_log($error_line);