From 28aa217f901df33f451c988e0e7877fb91ed0b41 Mon Sep 17 00:00:00 2001
From: Dries Buytaert <dries@buytaert.net>
Date: Wed, 8 Jan 2003 05:47:57 +0000
Subject: - Made sure the $links array is properly initialized before doing an 
  array_merge.  According to Ori, this fixes a problem when using PHP   as an
 ISAPI module with the Sambar server.

---
 includes/common.inc | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'includes/common.inc')

diff --git a/includes/common.inc b/includes/common.inc
index 611dc72c4..febc9587b 100644
--- a/includes/common.inc
+++ b/includes/common.inc
@@ -799,6 +799,7 @@ function link_page() {
   }
   else {
     $links[] = "<a href=\"index.php\" title=\"". t("Return to the main page.") ."\">". t("home") ."</a>";
+
     foreach (module_list() as $name) {
       if (module_hook($name, "link")) {
         $links = array_merge($links, module_invoke($name, "link", "page"));
@@ -810,13 +811,15 @@ function link_page() {
 }
 
 function link_node($node, $main = 0) {
+  $links = array();
+
   foreach (module_list() as $name) {
     if (module_hook($name, "link")) {
       $links = array_merge($links, module_invoke($name, "link", "node", $node, $main));
     }
   }
 
-  return $links ? $links : array();
+  return $links;
 }
 
 function timer_start() {
-- 
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