File 0001-Replace-boost-bind-usage-with-std-bind.patch of Package OpenSceneGraph

From b94971dd5528bfcc73e69eeada000b1785649472 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Stefan=20Br=C3=BCns?= <stefan.bruens@rwth-aachen.de>
Date: Fri, 18 Jun 2021 17:14:45 +0200
Subject: [PATCH 1/2] Replace boost::bind usage with std::bind

asio no longer enables boost support when built in C++11 or later mode.
---
 src/osgPlugins/RestHttpDevice/connection.cpp | 21 ++++++++++----------
 src/osgPlugins/RestHttpDevice/server.cpp     |  9 ++++-----
 2 files changed, 14 insertions(+), 16 deletions(-)

diff --git a/src/osgPlugins/RestHttpDevice/connection.cpp b/src/osgPlugins/RestHttpDevice/connection.cpp
index f591083..5826dd2 100644
--- a/src/osgPlugins/RestHttpDevice/connection.cpp
+++ b/src/osgPlugins/RestHttpDevice/connection.cpp
@@ -10,7 +10,6 @@
 
 #include "connection.hpp"
 #include <vector>
-#include <boost/bind.hpp>
 #include "request_handler.hpp"
 #include <osg/Notify>
 
@@ -39,9 +38,9 @@ void connection::start()
   OSG_DEBUG << "RestHttpDevice :: connection::start" << std::endl;
   
   socket_.async_read_some(asio::buffer(buffer_),
-      boost::bind(&connection::handle_read, shared_from_this(),
-        asio::placeholders::error,
-        asio::placeholders::bytes_transferred));
+      std::bind(&connection::handle_read, shared_from_this(),
+        std::placeholders::_1,
+        std::placeholders::_2));
 }
 
 void connection::handle_read(const asio::error_code& e,
@@ -57,22 +56,22 @@ void connection::handle_read(const asio::error_code& e,
     {
       request_handler_.handle_request(request_, reply_);
       asio::async_write(socket_, reply_.to_buffers(),
-          boost::bind(&connection::handle_write, shared_from_this(),
-            asio::placeholders::error));
+          std::bind(&connection::handle_write, shared_from_this(),
+            std::placeholders::_1));
     }
     else if (!result)
     {
       reply_ = reply::stock_reply(reply::bad_request);
       asio::async_write(socket_, reply_.to_buffers(),
-          boost::bind(&connection::handle_write, shared_from_this(),
-            asio::placeholders::error));
+          std::bind(&connection::handle_write, shared_from_this(),
+            std::placeholders::_1));
     }
     else
     {
       socket_.async_read_some(asio::buffer(buffer_),
-          boost::bind(&connection::handle_read, shared_from_this(),
-            asio::placeholders::error,
-            asio::placeholders::bytes_transferred));
+          std::bind(&connection::handle_read, shared_from_this(),
+            std::placeholders::_1,
+            std::placeholders::_2));
     }
   }
 
diff --git a/src/osgPlugins/RestHttpDevice/server.cpp b/src/osgPlugins/RestHttpDevice/server.cpp
index d0231ef..e01555a 100644
--- a/src/osgPlugins/RestHttpDevice/server.cpp
+++ b/src/osgPlugins/RestHttpDevice/server.cpp
@@ -9,7 +9,6 @@
 //
 
 #include "server.hpp"
-#include <boost/bind.hpp>
 
 namespace http {
 namespace server {
@@ -31,8 +30,8 @@ server::server(const std::string& address, const std::string& port,
   acceptor_.bind(endpoint);
   acceptor_.listen();
   acceptor_.async_accept(new_connection_->socket(),
-      boost::bind(&server::handle_accept, this,
-        asio::placeholders::error));
+      std::bind(&server::handle_accept, this,
+        std::placeholders::_1));
 }
 
 void server::run()
@@ -56,8 +55,8 @@ void server::handle_accept(const asio::error_code& e)
     new_connection_.reset(new connection(
           io_service_pool_.get_io_service(), request_handler_));
     acceptor_.async_accept(new_connection_->socket(),
-        boost::bind(&server::handle_accept, this,
-          asio::placeholders::error));
+        std::bind(&server::handle_accept, this,
+          std::placeholders::_1));
   }
   else
   {
-- 
2.32.0