Add printing of BLAS path to the log

Author: filikat

highs/HConfig.h.in

@@ -12,6 +12,7 @@
 #cmakedefine HIGHS_HAVE_MM_PAUSE
 #cmakedefine HIGHS_HAVE_BUILTIN_CLZ
 #cmakedefine HIGHS_HAVE_BITSCAN_REVERSE
+#cmakedefine BLAS_LIBRARIES "@BLAS_LIBRARIES@"
 
 #define HIGHS_GITHASH "@GITHASH@"
 #define HIGHS_VERSION_MAJOR @HIGHS_VERSION_MAJOR@

highs/ipm/hipo/ipm/Solver.cpp

@@ -1421,11 +1421,21 @@ void Solver::printOutput() const {
 void Solver::printInfo() const {
   std::stringstream log_stream;
   log_stream << "\nRunning HiPO\n";
+
+  // Print blas path
+#ifdef BLAS_LIBRARIES
+  log_stream << textline("BLAS:") << BLAS_LIBRARIES << '\n';
+#else
+  log_stream << textline("BLAS:") << "Unknown\n";
+#endif
+
+  // Print number of threads
   if (options_.parallel == kOptionParallelOff)
     log_stream << textline("Threads:") << 1 << '\n';
   else
     log_stream << textline("Threads:") << highs::parallel::num_threads()
                << '\n';
+
   logH_.print(log_stream);
 
   // print information about model