1 files changed, 31 insertions, 0 deletions
diff --git a/Source/cmExportSetMap.cxx b/Source/cmExportSetMap.cxx
new file mode 100644
index 0000000..293e80c
--- /dev/null
+++ b/Source/cmExportSetMap.cxx
@@ -0,0 +1,31 @@
+/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+   file Copyright.txt or https://cmake.org/licensing for details.  */
+#include "cmExportSetMap.h"
+
+#include "cmAlgorithms.h"
+#include "cmExportSet.h"
+
+#include <utility>
+
+cmExportSet* cmExportSetMap::operator[](const std::string& name)
+{
+  std::map<std::string, cmExportSet*>::iterator it = this->find(name);
+  if (it == this->end()) // Export set not found
+  {
+    it = this->insert(std::make_pair(name, new cmExportSet(name))).first;
+  }
+  return it->second;
+}
+
+void cmExportSetMap::clear()
+{
+  cmDeleteAll(*this);
+  this->derived::clear();
+}
+
+cmExportSetMap::cmExportSetMap() = default;
+
+cmExportSetMap::~cmExportSetMap()
+{
+  this->clear();
+}