From 2ee083f401442bcca7265de784e1b0f00a185c25 Mon Sep 17 00:00:00 2001
From: Erik Schnetter <schnetter@gmail.com>
Date: Wed, 7 Aug 2013 19:31:35 -0400
Subject: Timers: Add parameters to disable all timers

---
 Carpet/Timers/param.ccl             |  9 ++++++++-
 Carpet/Timers/src/CactusTimerSet.cc |  6 ++++++
 Carpet/Timers/src/Timer.cc          | 32 ++++++++++++++++++++------------
 3 files changed, 34 insertions(+), 13 deletions(-)

diff --git a/Carpet/Timers/param.ccl b/Carpet/Timers/param.ccl
index 2029006c9..d37812b53 100644
--- a/Carpet/Timers/param.ccl
+++ b/Carpet/Timers/param.ccl
@@ -12,6 +12,14 @@ BOOLEAN verbose "Output (debug) messages when a timer is started or stopped" STE
 {
 } "no"
 
+BOOLEAN disable_cactus_timer_set "Disable Cactus timer set" STEERABLE=recover
+{
+} "no"
+
+BOOLEAN disable_timer_trees "Disable timer trees" STEERABLE=recover
+{
+} "no"
+
 STRING xml_clock "Which clock to use in the XML timer output file" STEERABLE=always
 {
   ".*" :: "must be a legal clock name"
@@ -26,4 +34,3 @@ INT output_precision "Number of decimal places to use in standard output for tim
 {
   1:* :: "number of decimal places"
 } 1
-
diff --git a/Carpet/Timers/src/CactusTimerSet.cc b/Carpet/Timers/src/CactusTimerSet.cc
index 54eed2f70..8fe60bdb4 100644
--- a/Carpet/Timers/src/CactusTimerSet.cc
+++ b/Carpet/Timers/src/CactusTimerSet.cc
@@ -31,12 +31,18 @@ namespace Timers {
   // Add a timer
   void CactusTimerSet::add(CactusTimer* const timer)
   {
+    DECLARE_CCTK_PARAMETERS;
+    
+    if (disable_cactus_timer_set) return;
     timers.insert(timer);
   }
   
   // Remove a timer
   void CactusTimerSet::remove(CactusTimer* const timer)
   {
+    DECLARE_CCTK_PARAMETERS;
+    
+    if (disable_cactus_timer_set) return;
     timers.erase(timer);
   }
   
diff --git a/Carpet/Timers/src/Timer.cc b/Carpet/Timers/src/Timer.cc
index 50631c374..904950ef5 100644
--- a/Carpet/Timers/src/Timer.cc
+++ b/Carpet/Timers/src/Timer.cc
@@ -107,14 +107,18 @@ namespace Timers {
   extern "C"
   int Timer_Startup()
   {
-    // This must happen before any Timer objects are created
-    main_timer_tree.root = new TimerNode(&main_timer_tree, "main");
-    main_timer_tree.current = 0; // No timer has been started yet
-    main_timer_tree.root->start();
+    DECLARE_CCTK_PARAMETERS;
     
-    mode_timer_tree.root = new TimerNode(&mode_timer_tree, "meta mode");
-    mode_timer_tree.current = 0; // No timer has been started yet
-    mode_timer_tree.root->start();
+    if (not disable_timer_trees) {
+      // This must happen before any Timer objects are created
+      main_timer_tree.root = new TimerNode(&main_timer_tree, "main");
+      main_timer_tree.current = 0; // No timer has been started yet
+      main_timer_tree.root->start();
+      
+      mode_timer_tree.root = new TimerNode(&mode_timer_tree, "meta mode");
+      mode_timer_tree.current = 0; // No timer has been started yet
+      mode_timer_tree.root->start();
+    }
     
     return 0;
   }
@@ -122,12 +126,16 @@ namespace Timers {
   extern "C"
   int Timer_Shutdown()
   {
-    // main_timer_tree.root->stop();
-    // mode_timer_tree.root->stop();
+    DECLARE_CCTK_PARAMETERS;
     
-    // Delete timer tree
-    delete main_timer_tree.root; main_timer_tree.root = 0;
-    delete mode_timer_tree.root; mode_timer_tree.root = 0;
+    if (not disable_timer_trees) {
+      // main_timer_tree.root->stop();
+      // mode_timer_tree.root->stop();
+      
+      // Delete timer trees
+      delete main_timer_tree.root; main_timer_tree.root = 0;
+      delete mode_timer_tree.root; mode_timer_tree.root = 0;
+    }
     
     return 0;
   }
-- 
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