From c451488876e73c07e1151134e5ca6a453e8d3c93 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mael=20Rouxel-Labb=C3=A9?=
 <mael.rouxel.labbe@geometryfactory.com>
Date: Tue, 23 Jun 2020 11:20:07 +0200
Subject: [PATCH] Re-introduce and deprecate old BGL IO functions

---
 BGL/include/CGAL/boost/graph/IO/OFF.h | 52 +++++++++++++++++++++++++++
 BGL/include/CGAL/boost/graph/IO/VTK.h | 15 ++++++++
 BGL/include/CGAL/boost/graph/IO/WRL.h | 15 ++++++++
 3 files changed, 82 insertions(+)

diff --git a/BGL/include/CGAL/boost/graph/IO/OFF.h b/BGL/include/CGAL/boost/graph/IO/OFF.h
index c4e530b3e29..0a7483ccb4b 100644
--- a/BGL/include/CGAL/boost/graph/IO/OFF.h
+++ b/BGL/include/CGAL/boost/graph/IO/OFF.h
@@ -266,6 +266,32 @@ bool read_OFF(const std::string& fname, Graph& g,
   return read_OFF(fname, g, parameters::all_default());
 }
 
+#ifndef CGAL_NO_DEPRECATED_CODE
+
+/*!
+ \ingroup PkgBGLIOFctDeprecated
+
+ \deprecated This function is deprecated since \cgal 5.2, `CGAL::read_OFF()` should be used instead.
+*/
+template <typename Graph, typename CGAL_BGL_NP_TEMPLATE_PARAMETERS>
+CGAL_DEPRECATED bool read_off(std::ostream& os, Graph& g, const CGAL_BGL_NP_CLASS& np)
+{
+  return read_OFF(os, g, np);
+}
+
+/*!
+\ingroup PkgBGLIOFctDeprecated
+
+\deprecated This function is deprecated since \cgal 5.2, `CGAL::read_OFF()` should be used instead.
+*/
+template <typename Graph, typename CGAL_BGL_NP_TEMPLATE_PARAMETERS>
+CGAL_DEPRECATED bool read_off(const char* fname, Graph& g, const CGAL_BGL_NP_CLASS& np)
+{
+ return read_OFF(fname, g, np);
+}
+
+#endif // CGAL_NO_DEPRECATED_CODE
+
 ////////////////////////////////////////////////////////////////////////////////////////////////////
 ////////////////////////////////////////////////////////////////////////////////////////////////////
 // Write
@@ -467,6 +493,32 @@ bool write_OFF(const std::string& fname, const Graph& g,
   return write_OFF(fname.c_str(), g, parameters::all_default());
 }
 
+#ifndef CGAL_NO_DEPRECATED_CODE
+
+/*!
+ \ingroup PkgBGLIOFctDeprecated
+
+ \deprecated This function is deprecated since \cgal 5.2, `CGAL::write_OFF()` should be used instead.
+*/
+template <typename Graph, typename CGAL_BGL_NP_TEMPLATE_PARAMETERS>
+CGAL_DEPRECATED bool write_off(std::ostream& os, const Graph& g, const CGAL_BGL_NP_CLASS& np)
+{
+  return write_OFF(os, g, np);
+}
+
+/*!
+\ingroup PkgBGLIOFctDeprecated
+
+\deprecated This function is deprecated since \cgal 5.2, `CGAL::write_OFF()` should be used instead.
+*/
+template <typename Graph, typename CGAL_BGL_NP_TEMPLATE_PARAMETERS>
+CGAL_DEPRECATED bool write_off(const char* fname, const Graph& g, const CGAL_BGL_NP_CLASS& np)
+{
+ return write_OFF(fname, g, np);
+}
+
+#endif // CGAL_NO_DEPRECATED_CODE
+
 } // namespace CGAL
 
 #endif // CGAL_BGL_IO_OFF_H
diff --git a/BGL/include/CGAL/boost/graph/IO/VTK.h b/BGL/include/CGAL/boost/graph/IO/VTK.h
index d01b61125c9..329c2afb952 100644
--- a/BGL/include/CGAL/boost/graph/IO/VTK.h
+++ b/BGL/include/CGAL/boost/graph/IO/VTK.h
@@ -538,6 +538,21 @@ bool write_VTP(const std::string& fname, const Graph& g, const CGAL_BGL_NP_CLASS
 template<typename Graph>
 bool write_VTP(const std::string& fname, const Graph& g) { return write_VTP(fname, g, parameters::all_default()); }
 
+#ifndef CGAL_NO_DEPRECATED_CODE
+
+/*!
+ \ingroup PkgBGLIOFctDeprecated
+
+ \deprecated This function is deprecated since \cgal 5.2, `CGAL::write_VTP()` should be used instead.
+*/
+template <typename Graph, typename CGAL_BGL_NP_TEMPLATE_PARAMETERS>
+CGAL_DEPRECATED bool CGAL::write_vtp(std::ostream& os, const Graph& g, const CGAL_BGL_NP_CLASS& np)
+{
+  return write_VTP(os, g, np);
+}
+
+#endif // CGAL_NO_DEPRECATED_CODE
+
 } // namespace CGAL
 
 #endif // defined(CGAL_USE_VTK) || defined(DOXYGEN_RUNNING)
diff --git a/BGL/include/CGAL/boost/graph/IO/WRL.h b/BGL/include/CGAL/boost/graph/IO/WRL.h
index b0567d8779c..8c4d3a418ce 100644
--- a/BGL/include/CGAL/boost/graph/IO/WRL.h
+++ b/BGL/include/CGAL/boost/graph/IO/WRL.h
@@ -119,6 +119,21 @@ bool write_WRL(const char* fname, const Graph& g) { return write_WRL(fname, g, p
 template <typename Graph>
 bool write_WRL(const std::string& fname, const Graph& g) { return write_WRL(fname, g, parameters::all_default()); }
 
+#ifndef CGAL_NO_DEPRECATED_CODE
+
+/*!
+ \ingroup PkgBGLIOFctDeprecated
+
+ \deprecated This function is deprecated since \cgal 5.2, `CGAL::write_WRL()` should be used instead.
+*/
+template <typename Graph, typename CGAL_BGL_NP_TEMPLATE_PARAMETERS>
+CGAL_DEPRECATED bool write_wrl(std::ostream& os, const Graph& g, const CGAL_BGL_NP_CLASS& np)
+{
+  return write_WRL(os, g, np);
+}
+
+#endif // CGAL_NO_DEPRECATED_CODE
+
 } // namespace CGAL
 
 #endif // CGAL_BGL_IO_WRL_H