From 8365018304075da6b6ef5ab04ffc47660c77d05f Mon Sep 17 00:00:00 2001
From: srit <srit>
Date: Fri, 4 Mar 2011 23:56:37 +0000
Subject: [PATCH] Remove statgrab stuff, prefer portable ITK functions

---
 common/CMakeLists.txt       | 10 ----------
 common/clitkMemoryUsage.cxx | 23 +++++++----------------
 common/clitkMemoryUsage.h   |  5 -----
 3 files changed, 7 insertions(+), 31 deletions(-)

diff --git a/common/CMakeLists.txt b/common/CMakeLists.txt
index 2060486..c809743 100644
--- a/common/CMakeLists.txt
+++ b/common/CMakeLists.txt
@@ -37,16 +37,6 @@ SET(clitkCommon_SRC
 ### Declare clitkCommon library
 ADD_LIBRARY(clitkCommon STATIC ${clitkCommon_SRC})
 
-### if LIBSTATGRAB is installed, add clitkMemoryUsage.cxx in the library
-IF(CLITK_MEMORY_INFO)
-  FIND_PROGRAM(LIBSTATGRAB NAMES statgrab PATHS)
-  IF (${LIBSTATGRAB} MATCHES "LIBSTATGRAB-NOTFOUND")
-    MESSAGE( FATAL_ERROR "libstatgrab NOT FOUND -> please install http://www.i-scream.org/libstatgrab/")
-  ELSE (${LIBSTATGRAB} MATCHES "LIBSTATGRAB-NOTFOUND")
-    TARGET_LINK_LIBRARIES(clitkCommon statgrab)
-  ENDIF (${LIBSTATGRAB} MATCHES "LIBSTATGRAB-NOTFOUND")  
-ENDIF(CLITK_MEMORY_INFO)
-
 TARGET_LINK_LIBRARIES(clitkCommon vtkCommon vtkImaging vtkHybrid ITKBasicFilters)
 
 ADD_LIBRARY(clitkDicomRTStruct STATIC
diff --git a/common/clitkMemoryUsage.cxx b/common/clitkMemoryUsage.cxx
index 8ceff61..7e0079e 100644
--- a/common/clitkMemoryUsage.cxx
+++ b/common/clitkMemoryUsage.cxx
@@ -20,6 +20,9 @@
 #include "clitkCommon.h"
 #include "clitkMemoryUsage.h"
 
+// itk include
+#include "itkMemoryUsageObserver.h"
+
 void clitk::PrintMemory(bool verbose, std::string s) 
 {
 #if CLITK_MEMORY_INFO == 1
@@ -29,25 +32,13 @@ void clitk::PrintMemory(bool verbose, std::string s)
     if (s != "") std::cout << "==> " << s << ": ";
     std::cout << mem << "MB (" << mem-previous << "MB)" << std::endl;
     previous = mem;
-    //DD(stat[i].proc_resident/1000/1000);
-    //DD(stat[i].pid);
   }
 #endif
-  }
+}
 
 double clitk::GetMemoryUsageInMb() 
 {
-#if CLITK_MEMORY_INFO == 1
-  //sleep(1); // wait to refresh memory ? need to let the system refresh the mem
-  int * entries = new int;
-  sg_process_stats * stat = new sg_process_stats;
-  int i=0; 
-  stat = sg_get_process_stats(entries);
-  // Search the current pid in the list of processes
-  while (stat[i].pid != getpid()) i++;
-  // Display total memory size 
-  double mem = stat[i].proc_resident/1024/1024; // in Mb
-  return mem;
-#endif
-  }
+  itk::MemoryUsageObserver memUsage;
+  return memUsage.GetMemoryUsage() / 1024.;
+}
 
diff --git a/common/clitkMemoryUsage.h b/common/clitkMemoryUsage.h
index 38a982e..a0dc865 100644
--- a/common/clitkMemoryUsage.h
+++ b/common/clitkMemoryUsage.h
@@ -22,11 +22,6 @@
 // clitk include
 #include "clitkConfiguration.h"
 
-// statgrab include
-#if CLITK_MEMORY_INFO == 1
-#include <statgrab.h>
-#endif
-
 //--------------------------------------------------------------------
 namespace clitk {
 
-- 
2.45.1