From 2615896faa646e5830abf2c269150e1165c66515 Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Fri, 18 Dec 2020 18:48:46 +0300
Subject: Switch to build2

---
 libxsd/libxsd/cxx/tree/ostream.hxx | 290 +++++++++++++++++++++++++++++++++++++
 1 file changed, 290 insertions(+)
 create mode 100644 libxsd/libxsd/cxx/tree/ostream.hxx

(limited to 'libxsd/libxsd/cxx/tree/ostream.hxx')

diff --git a/libxsd/libxsd/cxx/tree/ostream.hxx b/libxsd/libxsd/cxx/tree/ostream.hxx
new file mode 100644
index 0000000..e646212
--- /dev/null
+++ b/libxsd/libxsd/cxx/tree/ostream.hxx
@@ -0,0 +1,290 @@
+// file      : libxsd/cxx/tree/ostream.hxx
+// license   : GNU GPL v2 + exceptions; see accompanying LICENSE file
+
+#ifndef LIBXSD_CXX_TREE_OSTREAM_HXX
+#define LIBXSD_CXX_TREE_OSTREAM_HXX
+
+#include <map>
+#include <string>
+#include <memory>  // std::auto_ptr/unique_ptr
+#include <cstddef> // std::size_t
+
+#include <libxsd/cxx/config.hxx> // XSD_AUTO_PTR
+
+namespace xsd
+{
+  namespace cxx
+  {
+    namespace tree
+    {
+      class ostream_common
+      {
+      public:
+        template <typename T>
+        struct as_size
+        {
+          explicit as_size (T x) : x_ (x) {}
+          T x_;
+        };
+
+
+        // 8-bit
+        //
+        template <typename T>
+        struct as_int8
+        {
+          explicit as_int8 (T x) : x_ (x) {}
+          T x_;
+        };
+
+        template <typename T>
+        struct as_uint8
+        {
+          explicit as_uint8 (T x) : x_ (x) {}
+          T x_;
+        };
+
+
+        // 16-bit
+        //
+        template <typename T>
+        struct as_int16
+        {
+          explicit as_int16 (T x) : x_ (x) {}
+          T x_;
+        };
+
+        template <typename T>
+        struct as_uint16
+        {
+          explicit as_uint16 (T x) : x_ (x) {}
+          T x_;
+        };
+
+
+        // 32-bit
+        //
+        template <typename T>
+        struct as_int32
+        {
+          explicit as_int32 (T x) : x_ (x) {}
+          T x_;
+        };
+
+        template <typename T>
+        struct as_uint32
+        {
+          explicit as_uint32 (T x) : x_ (x) {}
+          T x_;
+        };
+
+
+        // 64-bit
+        //
+        template <typename T>
+        struct as_int64
+        {
+          explicit as_int64 (T x) : x_ (x) {}
+          T x_;
+        };
+
+        template <typename T>
+        struct as_uint64
+        {
+          explicit as_uint64 (T x) : x_ (x) {}
+          T x_;
+        };
+
+
+        // Boolean
+        //
+        template <typename T>
+        struct as_bool
+        {
+          explicit as_bool (T x) : x_ (x) {}
+          T x_;
+        };
+
+
+        // Floating-point
+        //
+        template <typename T>
+        struct as_float32
+        {
+          explicit as_float32 (T x) : x_ (x) {}
+          T x_;
+        };
+
+        template <typename T>
+        struct as_float64
+        {
+          explicit as_float64 (T x) : x_ (x) {}
+          T x_;
+        };
+      };
+
+      template<typename S>
+      class ostream: public ostream_common
+      {
+      public:
+        explicit
+        ostream (S& s)
+            : s_ (s), seq_ (1)
+        {
+        }
+
+        S&
+        impl ()
+        {
+          return s_;
+        }
+
+        // If the string is not in the pool, add it and return 0. Otherwise
+        // return the string's pool id. In the former case the application
+        // should serialize the original string.
+        //
+        // The returned ids are sequential and start with 1. 0 is reserved
+        // as a special marker to be used by the application for the first
+        // encounter of the string.
+        //
+        template <typename C>
+        std::size_t
+        pool_string (const std::basic_string<C>& s)
+        {
+          typedef pool_impl<C> pool_type;
+
+          if (pool_.get () == 0)
+            pool_.reset (new pool_type);
+
+          pool_type& p (*static_cast<pool_type*> (pool_.get ()));
+
+          std::pair<typename pool_type::iterator, bool> r (
+            p.insert (std::pair<std::basic_string<C>, std::size_t> (s, seq_)));
+
+          if (!r.second)
+            return r.first->second;
+
+          seq_++;
+          return 0;
+        }
+
+      private:
+        ostream (const ostream&);
+        ostream&
+        operator= (const ostream&);
+
+      private:
+        struct pool
+        {
+          virtual
+          ~pool () {}
+        };
+
+        template <typename C>
+        struct pool_impl: pool, std::map<std::basic_string<C>, std::size_t>
+        {
+        };
+
+        S& s_;
+        std::size_t seq_;
+        XSD_AUTO_PTR<pool> pool_;
+      };
+
+
+      // 8-bit
+      //
+      template <typename S>
+      inline ostream<S>&
+      operator<< (ostream<S>& s, signed char x)
+      {
+        return s << ostream_common::as_int8<signed char> (x);
+      }
+
+      template <typename S>
+      inline ostream<S>&
+      operator<< (ostream<S>& s, unsigned char x)
+      {
+        return s << ostream_common::as_uint8<unsigned char> (x);
+      }
+
+
+      // 16-bit
+      //
+      template <typename S>
+      inline ostream<S>&
+      operator<< (ostream<S>& s, short x)
+      {
+        return s << ostream_common::as_int16<short> (x);
+      }
+
+      template <typename S>
+      inline ostream<S>&
+      operator<< (ostream<S>& s, unsigned short x)
+      {
+        return s << ostream_common::as_uint16<unsigned short> (x);
+      }
+
+
+      // 32-bit
+      //
+      template <typename S>
+      inline ostream<S>&
+      operator<< (ostream<S>& s, int x)
+      {
+        return s << ostream_common::as_int32<int> (x);
+      }
+
+      template <typename S>
+      inline ostream<S>&
+      operator<< (ostream<S>& s, unsigned int x)
+      {
+        return s << ostream_common::as_uint32<unsigned int> (x);
+      }
+
+
+      // 64-bit
+      //
+      template <typename S>
+      inline ostream<S>&
+      operator<< (ostream<S>& s, long long x)
+      {
+        return s << ostream_common::as_int64<long long> (x);
+      }
+
+      template <typename S>
+      inline ostream<S>&
+      operator<< (ostream<S>& s, unsigned long long x)
+      {
+        return s << ostream_common::as_uint64<unsigned long long> (x);
+      }
+
+      // Boolean
+      //
+      template <typename S>
+      inline ostream<S>&
+      operator<< (ostream<S>& s, bool x)
+      {
+        return s << ostream_common::as_bool<bool> (x);
+      }
+
+
+      // Floating-point
+      //
+      template <typename S>
+      inline ostream<S>&
+      operator<< (ostream<S>& s, float x)
+      {
+        return s << ostream_common::as_float32<float> (x);
+      }
+
+      template <typename S>
+      inline ostream<S>&
+      operator<< (ostream<S>& s, double x)
+      {
+        return s << ostream_common::as_float64<double> (x);
+      }
+    }
+  }
+}
+
+#endif  // LIBXSD_CXX_TREE_OSTREAM_HXX
-- 
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