diff --git a/blas/xerbla.cpp b/blas/xerbla.cpp
new file mode 100644
index 0000000..dd39a52
--- /dev/null
+++ b/blas/xerbla.cpp
@@ -0,0 +1,23 @@
+
+#include <iostream>
+
+#if (defined __GNUC__) && (!defined __MINGW32__) && (!defined __CYGWIN__)
+#define EIGEN_WEAK_LINKING __attribute__ ((weak))
+#else
+#define EIGEN_WEAK_LINKING
+#endif
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+EIGEN_WEAK_LINKING int xerbla_(const char * msg, int *info, int)
+{
+  std::cerr << "Eigen BLAS ERROR #" << *info << ": " << msg << "\n";
+  return 0;
+}
+
+#ifdef __cplusplus
+}
+#endif