More useful debug output

[lhc/web/wiklou.git] / includes / DjVuImage.php

diff --git a/includes/DjVuImage.php b/includes/DjVuImage.php
index 330fe4a..c202024 100644 (file)
--- a/includes/DjVuImage.php
+++ b/includes/DjVuImage.php
@@ -249,7 +249,7 @@ class DjVuImage {
                        $cmd = wfEscapeShellArg( $wgDjvuTxt ) . ' --detail=page ' . wfEscapeShellArg( $this->mFilename ) ;
                        wfDebug( __METHOD__.": $cmd\n" );
                        $retval = '';
-                       $txt = wfShellExec( $cmd, &$retval );
+                       $txt = wfShellExec( $cmd, $retval );
                        wfProfileOut( 'djvutxt' );
                        if( $retval == 0) {
                                # Get rid of invalid UTF-8, strip control characters