basic turn lane handling

src/util/guidance/turn_lanes.cpp

@@ -0,0 +1,47 @@
+#include "util/guidance/turn_lanes.hpp"
+
+#include <algorithm>
+#include <iostream>
+
+#include <boost/assert.hpp>
+
+namespace osrm
+{
+namespace util
+{
+namespace guidance
+{
+LaneTupel::LaneTupel()
+    : lanes_in_turn(0), first_lane_from_the_right(INVALID_LANEID)
+{
+    // basic constructor, set everything to zero
+}
+
+LaneTupel::LaneTupel(const LaneID lanes_in_turn, const LaneID first_lane_from_the_right)
+    : lanes_in_turn(lanes_in_turn), first_lane_from_the_right(first_lane_from_the_right)
+{
+}
+
+// comparation based on interpretation as unsigned 32bit integer
+bool LaneTupel::operator==(const LaneTupel other) const
+{
+    static_assert(sizeof(LaneTupel) == sizeof(std::uint16_t),
+                  "Comparation requires LaneTupel to be the of size 16Bit");
+    return *reinterpret_cast<const std::uint16_t *>(this) ==
+           *reinterpret_cast<const std::uint16_t *>(&other);
+}
+
+bool LaneTupel::operator!=(const LaneTupel other) const { return !(*this == other); }
+
+// comparation based on interpretation as unsigned 32bit integer
+bool LaneTupel::operator<(const LaneTupel other) const
+{
+    static_assert(sizeof(LaneTupel) == sizeof(std::uint16_t),
+                  "Comparation requires LaneTupel to be the of size 16Bit");
+    return *reinterpret_cast<const std::uint16_t *>(this) <
+           *reinterpret_cast<const std::uint16_t *>(&other);
+}
+
+} // namespace guidance
+} // namespace util
+} // namespace osrm

src/util/name_table.cpp

@@ -36,11 +36,11 @@ NameTable::NameTable(const std::string &filename)
     }
     else
     {
-        util::SimpleLogger().Write(logWARNING) << "list of street names is empty";
+        util::SimpleLogger().Write(logINFO) << "list of street names is empty in construction of name table from: \"" << filename << "\"";
     }
     if (!name_stream)
         throw exception("Failed to read " + std::to_string(number_of_chars) +
-                        " characters from file.");
+                        " characters from " + filename);
 }
 
 std::string NameTable::GetNameForID(const unsigned name_id) const