GlobalGenerator family: modernize memory management

1 files changed, 19 insertions, 13 deletions

diff --git a/Source/cmGlobalVisualStudio9Generator.cxx b/Source/cmGlobalVisualStudio9Generator.cxx
index 6e61d26..9f73c15 100644
--- a/Source/cmGlobalVisualStudio9Generator.cxx
+++ b/Source/cmGlobalVisualStudio9Generator.cxx
@@ -2,6 +2,8 @@
    file Copyright.txt or https://cmake.org/licensing for details.  */
 #include "cmGlobalVisualStudio9Generator.h"
 
+#include <utility>
+
 #include "cmDocumentationEntry.h"
 #include "cmLocalVisualStudio7Generator.h"
 #include "cmMakefile.h"
@@ -13,43 +15,46 @@ static const char vs9generatorName[] = "Visual Studio 9 2008";
 class cmGlobalVisualStudio9Generator::Factory : public cmGlobalGeneratorFactory
 {
 public:
-  cmGlobalGenerator* CreateGlobalGenerator(const std::string& name,
-                                           cmake* cm) const override
+  std::unique_ptr<cmGlobalGenerator> CreateGlobalGenerator(
+    const std::string& name, cmake* cm) const override
   {
     if (strncmp(name.c_str(), vs9generatorName,
                 sizeof(vs9generatorName) - 1) != 0) {
-      return 0;
+      return std::unique_ptr<cmGlobalGenerator>();
     }
 
     const char* p = name.c_str() + sizeof(vs9generatorName) - 1;
     if (p[0] == '\0') {
-      return new cmGlobalVisualStudio9Generator(cm, name, "");
+      return std::unique_ptr<cmGlobalGenerator>(
+        new cmGlobalVisualStudio9Generator(cm, name, ""));
     }
 
     if (p[0] != ' ') {
-      return 0;
+      return std::unique_ptr<cmGlobalGenerator>();
     }
 
     ++p;
 
     if (!strcmp(p, "IA64")) {
-      return new cmGlobalVisualStudio9Generator(cm, name, "Itanium");
+      return std::unique_ptr<cmGlobalGenerator>(
+        new cmGlobalVisualStudio9Generator(cm, name, "Itanium"));
     }
 
     if (!strcmp(p, "Win64")) {
-      return new cmGlobalVisualStudio9Generator(cm, name, "x64");
+      return std::unique_ptr<cmGlobalGenerator>(
+        new cmGlobalVisualStudio9Generator(cm, name, "x64"));
     }
 
     cmVisualStudioWCEPlatformParser parser(p);
     parser.ParseVersion("9.0");
     if (!parser.Found()) {
-      return 0;
+      return std::unique_ptr<cmGlobalGenerator>();
     }
 
-    cmGlobalVisualStudio9Generator* ret =
-      new cmGlobalVisualStudio9Generator(cm, name, p);
+    auto ret = std::unique_ptr<cmGlobalVisualStudio9Generator>(
+      new cmGlobalVisualStudio9Generator(cm, name, p));
     ret->WindowsCEVersion = parser.GetOSVersion();
-    return ret;
+    return std::unique_ptr<cmGlobalGenerator>(std::move(ret));
   }
 
   void GetDocumentation(cmDocumentationEntry& entry) const override
@@ -103,9 +108,10 @@ public:
   std::string GetDefaultPlatformName() const override { return "Win32"; }
 };
 
-cmGlobalGeneratorFactory* cmGlobalVisualStudio9Generator::NewFactory()
+std::unique_ptr<cmGlobalGeneratorFactory>
+cmGlobalVisualStudio9Generator::NewFactory()
 {
-  return new Factory;
+  return std::unique_ptr<cmGlobalGeneratorFactory>(new Factory);
 }
 
 cmGlobalVisualStudio9Generator::cmGlobalVisualStudio9Generator(