From 3b321677e433dbc6f88c9e7faed0857022514efe Mon Sep 17 00:00:00 2001
From: Stefan Radomski <radomski@tk.informatik.tu-darmstadt.de>
Date: Fri, 31 Jan 2014 20:09:52 +0100
Subject: Only build SMTP invoker with current curl

---
 CMakeLists.txt                            | 16 ++++++++++++++++
 src/bindings/CMakeLists.txt               |  4 ++--
 src/uscxml/plugins/invoker/CMakeLists.txt | 32 ++++++++++++++++---------------
 3 files changed, 35 insertions(+), 17 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 19bb061..382fa56 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -570,6 +570,22 @@ list (APPEND USCXML_CORE_LIBS ${CURL_LIBRARIES})
 if (WIN32)
 	add_definitions("-DCURL_STATICLIB")
 endif()
+include(CheckCXXSourceCompiles)
+
+set(CMAKE_REQUIRED_INCLUDES ${CURL_INCLUDE_DIRS})
+set(CMAKE_REQUIRED_LIBRARIES ${CURL_LIBRARIES})
+
+check_cxx_source_compiles("
+	#include <curl/curl.h>
+	int main(){return CURLOPT_MAIL_RCPT}
+" CURL_HAS_SMTP)
+
+set(CMAKE_REQUIRED_INCLUDES)
+set(CMAKE_REQUIRED_LIBRARIES)
+
+if (NOT CURL_HAS_SMTP)
+	message(STATUS "Curl missing SMTP support.")
+endif()
 
 # GLOG
 # set(ENV{GLOG_SRC} ${CMAKE_SOURCE_DIR}/../glog)
diff --git a/src/bindings/CMakeLists.txt b/src/bindings/CMakeLists.txt
index 82ad509..b1f2429 100644
--- a/src/bindings/CMakeLists.txt
+++ b/src/bindings/CMakeLists.txt
@@ -6,9 +6,9 @@ if (SWIG_FOUND)
 		add_subdirectory(swig/java)
 		add_subdirectory(swig/php)
 	else()
-		message("SWIG version 2.0.5 is required, found ${SWIG_VERSION} - skipping java wrapper generation")
+		message(STATUS "SWIG version 2.0.5 is required, found ${SWIG_VERSION} - skipping java wrapper generation")
 	endif()
 else()
-	message("SWIG not found - skipping wrapper generation")
+	message(STATUS "SWIG not found - skipping wrapper generation")
 endif()
 set(USCXML_LANGUAGE_BINDINGS ${USCXML_LANGUAGE_BINDINGS} PARENT_SCOPE)
diff --git a/src/uscxml/plugins/invoker/CMakeLists.txt b/src/uscxml/plugins/invoker/CMakeLists.txt
index aec337b..fe86e7c 100644
--- a/src/uscxml/plugins/invoker/CMakeLists.txt
+++ b/src/uscxml/plugins/invoker/CMakeLists.txt
@@ -119,21 +119,23 @@ endif()
 
 # SMTP invoker via curl
 
-set(USCXML_INVOKERS "smtp ${USCXML_INVOKERS}")
-file(GLOB_RECURSE SMTP_INVOKER
-	smtp/*.cpp
-	smtp/*.h
-)
-if (BUILD_AS_PLUGINS)
-	source_group("" FILES SMTP_INVOKER)
-	add_library(
-		invoker_smtp SHARED 
-		${SMTP_INVOKER}
-		"../Plugins.cpp")
-	target_link_libraries(invoker_smtp uscxml)
-	set_target_properties(invoker_smtp PROPERTIES FOLDER "Plugin Invoker")
-else()
-	list (APPEND USCXML_FILES ${SMTP_INVOKER})
+if (CURL_HAS_SMTP)
+	set(USCXML_INVOKERS "smtp ${USCXML_INVOKERS}")
+	file(GLOB_RECURSE SMTP_INVOKER
+		smtp/*.cpp
+		smtp/*.h
+	)
+	if (BUILD_AS_PLUGINS)
+		source_group("" FILES SMTP_INVOKER)
+		add_library(
+			invoker_smtp SHARED 
+			${SMTP_INVOKER}
+			"../Plugins.cpp")
+		target_link_libraries(invoker_smtp uscxml)
+		set_target_properties(invoker_smtp PROPERTIES FOLDER "Plugin Invoker")
+	else()
+		list (APPEND USCXML_FILES ${SMTP_INVOKER})
+	endif()
 endif()
 
 
-- 
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