v0.8.1.0 Release

v0.8.1.0 Release

samples/ExpressionApp/DirectoryIterator.h

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+/*###############################################################################
+#
+# Copyright 2021 NVIDIA Corporation
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy of
+# this software and associated documentation files (the "Software"), to deal in
+# the Software without restriction, including without limitation the rights to
+# use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+# the Software, and to permit persons to whom the Software is furnished to do so,
+# subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+# FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+# COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+# IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+#
+###############################################################################*/
+
+#ifndef __DIRECTORY_ITERATOR_H
+#define __DIRECTORY_ITERATOR_H
+
+class DirectoryIterator {
+public:
+  enum {
+    kTypeFile      = 1,
+    kTypeDirectory = 2,
+    kTypeSpecial   = 4,
+    kTypeAll       = (kTypeFile | kTypeDirectory | kTypeSpecial)
+  };
+
+  /// Constructor
+  DirectoryIterator();
+
+  /// Constructor
+  /// @param[in] path         The path of the directory to iterate.
+  /// @param[in] iterateWhat  The types of files to list.
+  DirectoryIterator(const char *path, unsigned iterateWhat);
+
+  /// Destructor
+  ~DirectoryIterator();
+
+  /// Start looking in a particular directory.
+  /// @param[in] path         The path of the directory to iterate.
+  /// @param[in] iterateWhat  The types of files to list.
+  /// @return   0   If successful,
+  ///          -1   If path was NULL,
+  ///         -99   If there are no files.
+  int init(const char *path, unsigned iterateWhat);
+
+  /// Get the next file.
+  /// @param pName[out]   a place to store the name of the next file.
+  /// @param type[out]    a place to store the type of the next file.
+  /// @return   0   If successful,
+  ///          -1   If path was NULL,
+  ///         -99   If there are no more files.
+  int next(const char **pName, unsigned *type);
+
+private:
+  struct Impl;
+  Impl *m_impl;
+};
+
+#endif // __DIRECTORY_ITERATOR_H