X-Git-Url: https://vcs.fsf.org/?a=blobdiff_plain;f=functions%2Fprefs.php;h=80de4f044de5a4a94115dcc0b7f75f65b10df4a5;hb=d1d2eafdd109779da1f64dd7c132639c5d399163;hp=3f8f9974792ec217208a9e75896fd68adcb651bb;hpb=6c99d1de81366bceab6c9d6cf12179eedc81f9bc;p=squirrelmail.git

diff --git a/functions/prefs.php b/functions/prefs.php
index 3f8f9974..80de4f04 100644
--- a/functions/prefs.php
+++ b/functions/prefs.php
@@ -5,7 +5,7 @@
  *
  * This contains functions for filebased user prefs locations
  *
- * @copyright © 1999-2006 The SquirrelMail Project Team
+ * @copyright 1999-2012 The SquirrelMail Project Team
  * @license http://opensource.org/licenses/gpl-license.php GNU Public License
  * @version $Id$
  * @package squirrelmail
@@ -95,10 +95,11 @@ function getHashedDir($username, $dir, $hash_dirs = '') {
     for ($h = 0; $h < $dir_hash_level; ++$h) {
         $real_hash_dir .= '/' . $hash_dirs[$h];
         if (!@is_dir($real_hash_dir)) {
+//FIXME: When safe_mode is turned on, the error suppression below makes debugging safe_mode UID/GID restrictions tricky... for now, I will add a check in configtest
             if (!@mkdir($real_hash_dir, 0770)) {
-                echo sprintf(_("Error creating directory %s."), $real_hash_dir) . '<br />' .
-                     _("Could not create hashed directory structure!") . "<br />\n" .
-                     _("Please contact your system administrator and report this error.") . "<br />\n";
+                error_box ( sprintf(_("Error creating directory %s."), $real_hash_dir) . "\n" .
+                     _("Could not create hashed directory structure!") . "\n" .
+                     _("Please contact your system administrator and report this error.") );
                 exit;
             }
         }
@@ -116,8 +117,15 @@ function getHashedDir($username, $dir, $hash_dirs = '') {
  * @since 1.2.0
  */
 function computeHashDirs($username) {
-    /* Compute the hash for this user and extract the hash directories. */
-    $hash = base_convert(crc32($username), 10, 16);
+    /* Compute the hash for this user and extract the hash directories.  */ 
+    /* Note that the crc32() function result will be different on 32 and */ 
+    /* 64 bit systems, thus the hack below.                              */
+    $crc = crc32($username);
+    if ($crc & 0x80000000) {
+        $crc ^= 0xffffffff;
+        $crc += 1;
+    }
+    $hash = base_convert($crc, 10, 16);
     $hash_dirs = array();
     for ($h = 0; $h < 4; ++ $h) {
         $hash_dirs[] = substr($hash, $h, 1);