Commented out code for profiling on Linux

src/Makevars

@@ -1,10 +1,11 @@
 CXX_STD=C++11
 PKG_CPPFLAGS = -I../inst/include
+## PKG_LIBS = -lprofiler
 VER=
 CCACHE=ccache
 CC=$(CCACHE) gcc$(VER)
 CXX=$(CCACHE) g++$(VER)
 SHLIB_CXXLD=g++$(VER)
 FC=ccache gfortran$(VER)
 #FC=gfortran
-F77=$(CCACHE) gfortran$(VER)
+F77=$(CCACHE) gfortran$(VER)

src/utils.cpp

@@ -1,7 +1,7 @@
 // [[Rcpp::depends(RcppArmadillo)]]
 #include <RcppArmadillo.h>
 #include <hesim/utils.h>
-
+// #include <gperftools/profiler.h> // Profiling on Linux
 
 /**
  * Calculate the maximum value of each row in a matrix
@@ -25,4 +25,15 @@ arma::ucolvec C_rowmax_index(arma::mat x) {
   return arma::index_max(x,1);
 }
 
+// // Profiling on Linux using Google perftools
+// // [[Rcpp::export]]
+// SEXP start_profiler(std::string str) {
+//   ProfilerStart(str.c_str());
+//   return R_NilValue;
+// }
 
+// // [[Rcpp::export]]
+// SEXP stop_profiler() {
+//   ProfilerStop();
+//   return R_NilValue;
+// }