Add check for valgrind/valgrind.h include file.

cmake/profile.cmake

@@ -34,3 +34,10 @@ if (ENABLE_GPROF)
 endif()
 
 option(ENABLE_VALGRIND "Enable integration with valgrind, a memory analyzing tool" OFF)
+if (ENABLE_VALGRIND)
+    check_include_file(valgrind/valgrind.h HAVE_VALGRIND_VALGRIND_H)
+    if (NOT HAVE_VALGRIND_VALGRIND_H)
+        message (FATAL_ERROR
+             "ENABLE_VALGRIND option is set but valgrind/valgrind.h is not found")
+        endif()
+endif()