Add warning, as next Boost release will break boost context factory.

In details, fcontext_t is no longer part of the public API

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 35e6428..4ac8d05 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -232,23 +232,34 @@ else()
   endif()
 endif()
 
   endif()
 endif()
 

-# Try again to see if we have libboost-context
-find_package(Boost 1.42 COMPONENTS context)
-set(Boost_FOUND 1) # We don't care of whether this component is missing
+#Boost context 1.61 will break compatibility with our implementation.
+#Warn users about that
+find_package(Boost 1.61 COMPONENTS context)

 
 if(Boost_FOUND AND Boost_CONTEXT_FOUND)
 
 if(Boost_FOUND AND Boost_CONTEXT_FOUND)

-  # We should use feature detection for this instead:
-  if (Boost_VERSION LESS 105600)
-    message("Found Boost.Context API v1")
-    set(HAVE_BOOST_CONTEXTS 1)
+  message("WARNING : our implementation of Boost context factory is not compatible with Boost >=1.61 yet.")
+
+  set(Boost_FOUND 1)
+  set(HAVE_BOOST_CONTEXTS 0)
+else()
+# Try again to see if we have libboost-context
+  find_package(Boost 1.42 COMPONENTS context)
+  set(Boost_FOUND 1) # We don't care of whether this component is missing
+
+  if(Boost_FOUND AND Boost_CONTEXT_FOUND)
+    # We should use feature detection for this instead:
+    if (Boost_VERSION LESS 105600)
+      message("Found Boost.Context API v1")
+      set(HAVE_BOOST_CONTEXTS 1)
+    else()
+      message("Found Boost.Context API v2")
+      set(HAVE_BOOST_CONTEXTS 2)
+    endif()

   else()
   else()

-    message("Found Boost.Context API v2")
-    set(HAVE_BOOST_CONTEXTS 2)
+    message ("   boost        : found.")
+    message ("   boost-context: missing. Install libboost-context-dev for this optional feature.")
+    set(HAVE_BOOST_CONTEXTS 0)

   endif()
   endif()

-else()
-  message ("   boost        : found.")
-  message ("   boost-context: missing. Install libboost-context-dev for this optional feature.")
-  set(HAVE_BOOST_CONTEXTS 0)

 endif()
 
 # Try again to see if we have libboost-graph
 endif()
 
 # Try again to see if we have libboost-graph