The GtkRadiant sources as originally released under the GPL license.

libs/stream/textfilestream.h

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+/*
+Copyright (C) 2001-2006, William Joseph.
+All Rights Reserved.
+
+This file is part of GtkRadiant.
+
+GtkRadiant is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+GtkRadiant is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GtkRadiant; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+#if !defined(INCLUDED_STREAM_TEXTFILESTREAM_H)
+#define INCLUDED_STREAM_TEXTFILESTREAM_H
+
+#include "itextstream.h"
+#include <stdio.h>
+
+/// \brief A wrapper around a file input stream opened for reading in text mode. Similar to std::ifstream.
+class TextFileInputStream : public TextInputStream
+{
+  FILE* m_file;
+public:
+  TextFileInputStream(const char* name)
+  {
+    m_file = name[0] == '\0' ? 0 : fopen(name, "rt");
+  }
+  ~TextFileInputStream()
+  {
+    if(!failed())
+      fclose(m_file);
+  }
+
+  bool failed() const
+  {
+    return m_file == 0;
+  }
+
+  std::size_t read(char* buffer, std::size_t length)
+  {
+    return fread(buffer, 1, length, m_file);
+  }
+};
+
+/// \brief A wrapper around a file input stream opened for writing in text mode. Similar to std::ofstream.
+class TextFileOutputStream : public TextOutputStream
+{
+  FILE* m_file;
+public:
+  TextFileOutputStream(const char* name)
+  {
+    m_file = name[0] == '\0' ? 0 : fopen(name, "wt");
+  }
+  ~TextFileOutputStream()
+  {
+    if(!failed())
+      fclose(m_file);
+  }
+
+  bool failed() const
+  {
+    return m_file == 0;
+  }
+
+  std::size_t write(const char* buffer, std::size_t length)
+  {
+    return fwrite(buffer, 1, length, m_file);
+  }
+};
+
+template<typename T>
+inline TextFileOutputStream& operator<<(TextFileOutputStream& ostream, const T& t)
+{
+  return ostream_write(ostream, t);
+}
+
+
+#endif