gnu: websocketpp: Add patch for Boost >= 1.70.

* gnu/packages/patches/websocket-fix-for-boost-1.70.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add it.
* gnu/packages/web.scm (websocketpp): Use it.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>

gnu/local.mk

@@ -1442,6 +1442,7 @@ dist_patch_DATA =						\
   %D%/packages/patches/wavpack-CVE-2018-7253.patch		\
   %D%/packages/patches/wavpack-CVE-2018-7254.patch		\
   %D%/packages/patches/weasyprint-library-paths.patch		\
+  %D%/packages/patches/websocketpp-fix-for-boost-1.70.patch	\
   %D%/packages/patches/wicd-bitrate-none-fix.patch		\
   %D%/packages/patches/wicd-get-selected-profile-fix.patch	\
   %D%/packages/patches/wicd-urwid-1.3.patch			\

gnu/packages/patches/websocketpp-fix-for-boost-1.70.patch

@@ -0,0 +1,103 @@
+This patch for Boost >= 1.70 was made by merging two patches that
+are in the 'develop' branch (c769c92 and f810ca2).
+
+diff -u b/websocketpp/transport/asio/connection.hpp b/websocketpp/transport/asio/connection.hpp
+--- b/websocketpp/transport/asio/connection.hpp
++++ b/websocketpp/transport/asio/connection.hpp
+@@ -311,9 +311,10 @@
+      * needed.
+      */
+     timer_ptr set_timer(long duration, timer_handler callback) {
+-        timer_ptr new_timer = lib::make_shared<lib::asio::steady_timer>(
+-            lib::ref(*m_io_service),
+-            lib::asio::milliseconds(duration)
++        timer_ptr new_timer(
++            new lib::asio::steady_timer(
++                *m_io_service,
++                lib::asio::milliseconds(duration))
+         );
+ 
+         if (config::enable_multithreading) {
+@@ -461,8 +462,7 @@
+         m_io_service = io_service;
+ 
+         if (config::enable_multithreading) {
+-            m_strand = lib::make_shared<lib::asio::io_service::strand>(
+-                lib::ref(*io_service));
++            m_strand.reset(new lib::asio::io_service::strand(*io_service));
+         }
+ 
+         lib::error_code ec = socket_con_type::init_asio(io_service, m_strand,
+diff -u b/websocketpp/transport/asio/endpoint.hpp b/websocketpp/transport/asio/endpoint.hpp
+--- b/websocketpp/transport/asio/endpoint.hpp
++++ b/websocketpp/transport/asio/endpoint.hpp
+@@ -195,8 +195,7 @@
+ 
+         m_io_service = ptr;
+         m_external_io_service = true;
+-        m_acceptor = lib::make_shared<lib::asio::ip::tcp::acceptor>(
+-            lib::ref(*m_io_service));
++        m_acceptor.reset(new lib::asio::ip::tcp::acceptor(*m_io_service));
+ 
+         m_state = READY;
+         ec = lib::error_code();
+@@ -688,9 +687,7 @@
+      * @since 0.3.0
+      */
+     void start_perpetual() {
+-        m_work = lib::make_shared<lib::asio::io_service::work>(
+-            lib::ref(*m_io_service)
+-        );
++        m_work.reset(new lib::asio::io_service::work(*m_io_service));
+     }
+ 
+     /// Clears the endpoint's perpetual flag, allowing it to exit when empty
+@@ -854,8 +851,7 @@
+ 
+         // Create a resolver
+         if (!m_resolver) {
+-            m_resolver = lib::make_shared<lib::asio::ip::tcp::resolver>(
+-                lib::ref(*m_io_service));
++            m_resolver.reset(new lib::asio::ip::tcp::resolver(*m_io_service));
+         }
+ 
+         tcon->set_uri(u);
+unchanged:
+--- a/websocketpp/transport/asio/security/none.hpp
++++ b/websocketpp/transport/asio/security/none.hpp
+@@ -168,8 +168,7 @@ protected:
+             return socket::make_error_code(socket::error::invalid_state);
+         }
+ 
+-        m_socket = lib::make_shared<lib::asio::ip::tcp::socket>(
+-            lib::ref(*service));
++        m_socket.reset(new lib::asio::ip::tcp::socket(*service));
+ 
+         if (m_socket_init_handler) {
+             m_socket_init_handler(m_hdl, *m_socket);
+unchanged:
+--- a/websocketpp/transport/asio/security/tls.hpp
++++ b/websocketpp/transport/asio/security/tls.hpp
+@@ -193,8 +193,7 @@ protected:
+         if (!m_context) {
+             return socket::make_error_code(socket::error::invalid_tls_context);
+         }
+-        m_socket = lib::make_shared<socket_type>(
+-            _WEBSOCKETPP_REF(*service),lib::ref(*m_context));
++        m_socket.reset(new socket_type(*service, *m_context));
+ 
+         if (m_socket_init_handler) {
+             m_socket_init_handler(m_hdl, get_socket());
+only in patch2:
+unchanged:
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -202,7 +202,7 @@ if (BUILD_TESTS OR BUILD_EXAMPLES)
+ 	endif ()
+ 
+     if (NOT Boost_USE_STATIC_LIBS)
+-        add_definitions (/DBOOST_TEST_DYN_LINK)
++        add_definitions (-DBOOST_TEST_DYN_LINK)
+     endif ()
+ 
+     set (Boost_FIND_REQUIRED TRUE)

gnu/packages/web.scm

@@ -1073,7 +1073,8 @@ other systems that want to manipulate WebAssembly files.")
              (commit version)))
        (file-name (git-file-name name version))
        (sha256
-        (base32 "12ffczcrryh74c1xssww35ic6yiy2l2xgdd30lshiq9wnzl2brgy"))))
+        (base32 "12ffczcrryh74c1xssww35ic6yiy2l2xgdd30lshiq9wnzl2brgy"))
+       (patches (search-patches "websocketpp-fix-for-boost-1.70.patch"))))
     (build-system cmake-build-system)
     (inputs `(("boost" ,boost)
               ("openssl" ,openssl)))