KWSys 2020-03-04 (6af2e592)

Code extracted from:

    https://gitlab.kitware.com/utils/kwsys.git

at commit 6af2e59217a7e10ed507da564a1445b60ac2a095 (master).

Upstream Shortlog
-----------------

Hans Johnson (17):
      81d1e737 STYLE: Use modern path naming
      28b8e6c2 STYLE: Convert CMake-language commands to lower case
      6ce3d69a DOC: Update documentation for modern add_subdirectory.
      8a7fe7ac STYLE: Remove redundant void argument lists
      1c3e193d COMP: Use nullptr instead of 0 or NULL
      2a4c1252 STYLE: Replace integer literals which are cast to bool.
      0fe7214d STYLE: Make prototype match definition names
      3b30d0ff STYLE: Make prototype match definition names
      691d5612 PERF: readability container size empty
      7be4043f STYLE: Prefer c++11 'using' to 'typedef'
      acc916ed COMP: Prefer const pointer when value does not change
      4c7f64eb COMP: Prefer const member functions
      d07092a0 STYLE: Use default member initialization
      6d20e7c9 STYLE: Prefer = default to explicitly trivial implementations
      91429382 PERF: emplace_back method results in potentially more efficient code
      cc8fc323 STYLE: Use auto for variable type matches the type of the initializer
      6621b069 STYLE: Use range-based loops from C++11

Julien Schueller (1):
      a1a261ac CMake: Fix psapi lib name on case-sensitive fs

testHashSTL.cxx

@@ -27,30 +27,30 @@ template class kwsys::hash_set<int>;
 
 static bool test_hash_map()
 {
-  typedef kwsys::hash_map<const char*, int> mtype;
+  using mtype = kwsys::hash_map<const char*, int>;
   mtype m;
   const char* keys[] = { "hello", "world" };
   m[keys[0]] = 1;
   m.insert(mtype::value_type(keys[1], 2));
   int sum = 0;
-  for (mtype::iterator mi = m.begin(); mi != m.end(); ++mi) {
-    std::cout << "Found entry [" << mi->first << "," << mi->second << "]"
+  for (auto& mi : m) {
+    std::cout << "Found entry [" << mi.first << "," << mi.second << "]"
               << std::endl;
-    sum += mi->second;
+    sum += mi.second;
   }
   return sum == 3;
 }
 
 static bool test_hash_set()
 {
-  typedef kwsys::hash_set<int> stype;
+  using stype = kwsys::hash_set<int>;
   stype s;
   s.insert(1);
   s.insert(2);
   int sum = 0;
-  for (stype::iterator si = s.begin(); si != s.end(); ++si) {
-    std::cout << "Found entry [" << *si << "]" << std::endl;
-    sum += *si;
+  for (int si : s) {
+    std::cout << "Found entry [" << si << "]" << std::endl;
+    sum += si;
   }
   return sum == 3;
 }