MediaWiki 1.30.2

[autoinstallsdev/mediawiki.git] / includes / profiler / ProfilerFunctions.php

diff --git a/includes/profiler/ProfilerFunctions.php b/includes/profiler/ProfilerFunctions.php
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+<?php
+/**
+ * Core profiling functions. Have to exist before basically anything.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ * @ingroup Profiler
+ */
+
+/**
+ * Get system resource usage of current request context.
+ * Invokes the getrusage(2) system call, requesting RUSAGE_SELF if on PHP5
+ * or RUSAGE_THREAD if on HHVM. Returns false if getrusage is not available.
+ *
+ * @since 1.24
+ * @return array|bool Resource usage data or false if no data available.
+ */
+function wfGetRusage() {
+       if ( !function_exists( 'getrusage' ) ) {
+               return false;
+       } elseif ( defined( 'HHVM_VERSION' ) && PHP_OS === 'Linux' ) {
+               return getrusage( 2 /* RUSAGE_THREAD */ );
+       } else {
+               return getrusage( 0 /* RUSAGE_SELF */ );
+       }
+}
+
+/**
+ * Begin profiling of a function
+ * @param string $functionname Name of the function we will profile
+ * @deprecated since 1.25
+ */
+function wfProfileIn( $functionname ) {
+}
+
+/**
+ * Stop profiling of a function
+ * @param string $functionname Name of the function we have profiled
+ * @deprecated since 1.25
+ */
+function wfProfileOut( $functionname = 'missing' ) {
+}