summaryrefslogtreecommitdiff
path: root/libxsd/xsd/cxx/auto-array.hxx
diff options
context:
space:
mode:
authorBoris Kolpackov <boris@codesynthesis.com>2009-09-17 07:15:29 +0200
committerBoris Kolpackov <boris@codesynthesis.com>2009-09-17 07:15:29 +0200
commitf0510d2f90467de8e8f260b47d79a9baaf9bef17 (patch)
tree0b9929946f06a9cbe9b9e8f2a7600dae4e048f79 /libxsd/xsd/cxx/auto-array.hxx
Start tracking XSD with git
Diffstat (limited to 'libxsd/xsd/cxx/auto-array.hxx')
-rw-r--r--libxsd/xsd/cxx/auto-array.hxx114
1 files changed, 114 insertions, 0 deletions
diff --git a/libxsd/xsd/cxx/auto-array.hxx b/libxsd/xsd/cxx/auto-array.hxx
new file mode 100644
index 0000000..b9ef09e
--- /dev/null
+++ b/libxsd/xsd/cxx/auto-array.hxx
@@ -0,0 +1,114 @@
+// file : xsd/cxx/auto-array.hxx
+// author : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2005-2009 Code Synthesis Tools CC
+// license : GNU GPL v2 + exceptions; see accompanying LICENSE file
+
+#ifndef XSD_CXX_AUTO_ARRAY_HXX
+#define XSD_CXX_AUTO_ARRAY_HXX
+
+#include <cstddef> // std::size_t
+
+namespace xsd
+{
+ namespace cxx
+ {
+ template <typename T>
+ struct std_deallocator
+ {
+ void
+ deallocate (T* p)
+ {
+ delete[] p;
+ }
+ };
+
+ // Simple automatic array. The second template parameter is
+ // an optional deallocator type. If not specified, delete[]
+ // is used.
+ //
+ template <typename T, typename D = std_deallocator<T> >
+ struct auto_array
+ {
+ auto_array (T a[])
+ : a_ (a), d_ (0)
+ {
+ }
+
+ auto_array (T a[], D& d)
+ : a_ (a), d_ (&d)
+ {
+ }
+
+ ~auto_array ()
+ {
+ if (d_ != 0)
+ d_->deallocate (a_);
+ else
+ delete[] a_;
+ }
+
+ T&
+ operator[] (std::size_t index) const
+ {
+ return a_[index];
+ }
+
+ T*
+ get () const
+ {
+ return a_;
+ }
+
+ T*
+ release ()
+ {
+ T* tmp (a_);
+ a_ = 0;
+ return tmp;
+ }
+
+ void
+ reset (T a[] = 0)
+ {
+ if (a_ != a)
+ {
+ if (d_ != 0)
+ d_->deallocate (a_);
+ else
+ delete[] a_;
+
+ a_ = a;
+ }
+ }
+
+ typedef void (auto_array::*bool_convertible)();
+
+ operator bool_convertible () const
+ {
+ return a_ ? &auto_array<T, D>::true_ : 0;
+ }
+
+ private:
+ auto_array (const auto_array&);
+
+ auto_array&
+ operator= (const auto_array&);
+
+ private:
+ void
+ true_ ();
+
+ private:
+ T* a_;
+ D* d_;
+ };
+
+ template <typename T, typename D>
+ void auto_array<T, D>::
+ true_ ()
+ {
+ }
+ }
+}
+
+#endif // XSD_CXX_AUTO_ARRAY_HXX