Include cmath instead of math.h in roofit

roofit/roofitcore/inc/RooAbsData.h

@@ -20,7 +20,7 @@
 #include "RooPrintable.h"
 #include "RooArgSet.h"
 #include "RooFormulaVar.h"
-#include <math.h>
+#include <cmath>
 #include "TMatrixDSym.h"
 
 class RooAbsArg;

roofit/roofitcore/inc/RooAbsRealLValue.h

@@ -16,7 +16,7 @@
 #ifndef ROO_ABS_REAL_LVALUE
 #define ROO_ABS_REAL_LVALUE
 
-#include <math.h>
+#include <cmath>
 #include <float.h>
 #include "TString.h"
 

roofit/roofitcore/inc/RooConvCoefVar.h

@@ -16,7 +16,7 @@
 #ifndef ROO_CONV_COEF_VAR
 #define ROO_CONV_COEF_VAR
 
-#include <math.h>
+#include <cmath>
 #include <float.h>
 
 #include "RooAbsReal.h"

roofit/roofitcore/inc/RooErrorHandler.h

@@ -16,7 +16,6 @@
 #ifndef ROO_ERROR_HANDLER
 #define ROO_ERROR_HANDLER
 
-#include <stdlib.h>
 #include <signal.h>
 #include "Rtypes.h"
 

roofit/roofitcore/inc/RooErrorVar.h

@@ -16,7 +16,7 @@
 #ifndef ROO_ERROR_VAR
 #define ROO_ERROR_VAR
 
-#include <math.h>
+#include <cmath>
 #include <float.h>
 
 #include "RooNumber.h"

roofit/roofitcore/inc/RooHistError.h

@@ -19,7 +19,7 @@
 #include "Rtypes.h"
 #include "RooNumber.h"
 #include "RooAbsFunc.h"
-#include <math.h>
+#include <cmath>
 #include <iostream>
 
 class RooHistError {

roofit/roofitcore/inc/RooLinearVar.h

@@ -16,7 +16,7 @@
 #ifndef ROO_LINEAR_VAR
 #define ROO_LINEAR_VAR
 
-#include <math.h>
+#include <cmath>
 #include <float.h>
 #include "TString.h"
 #include "RooAbsRealLValue.h"

roofit/roofitcore/inc/RooRealVar.h

@@ -18,7 +18,7 @@
 
 #include <list>
 #include <string>
-#include <math.h>
+#include <cmath>
 #include <float.h>
 #include "TString.h"