Only build stormpy.dft when storm-dft library was found

CMakeLists.txt

@@ -1,7 +1,6 @@
 cmake_minimum_required(VERSION 3.0.0)
 project(pystorm)
 
-
 option(STORMPY_DISABLE_SIGNATURE_DOC "disables the signature in the documentation" ON)
 
 find_package(storm REQUIRED)
@@ -9,12 +8,14 @@ add_subdirectory(resources/pybind11)
 
 configure_file(${CMAKE_CURRENT_SOURCE_DIR}/src/config.h.in ${CMAKE_CURRENT_BINARY_DIR}/src/generated/config.h) 
 
-
 set(STORMPY_LIB_DIR "${CMAKE_SOURCE_DIR}/lib/stormpy" CACHE STRING "Sets the storm library dir")
 
+
 function(stormpy_module NAME)
     # second, optional argument is LIBRARY_OUTPUT_DIRECTORY,
     # defaults to subdir with module name
+    # third, optional argument are ADDITIONAL_LIBRARIES
+    # fourth, optional argument are ADDITIONAL_INCLUDES
     if(ARGC GREATER 1)
         set(LIB_PATH "${ARGV1}")
     else()
@@ -23,8 +24,15 @@ function(stormpy_module NAME)
 
     file(GLOB_RECURSE "STORM_${NAME}_SOURCES" "${CMAKE_CURRENT_SOURCE_DIR}/src/${NAME}/*.cpp")
     pybind11_add_module(${NAME} "${CMAKE_CURRENT_SOURCE_DIR}/src/mod_${NAME}.cpp" ${STORM_${NAME}_SOURCES})
+    
+    if(ARGC GREATER 2)
+        # Additional libraries
+        target_include_directories(${NAME} PUBLIC ${CMAKE_CURRENT_SOURCE_DIR} ${storm_INCLUDE_DIR} ${ARGV3} ${CMAKE_CURRENT_BINARY_DIR}/src/generated)
+        target_link_libraries(${NAME} PRIVATE storm ${ARGV2})
+    else()
         target_include_directories(${NAME} PUBLIC ${CMAKE_CURRENT_SOURCE_DIR} ${storm_INCLUDE_DIR} ${CMAKE_CURRENT_BINARY_DIR}/src/generated)
         target_link_libraries(${NAME} PRIVATE storm)
+    endif()
 
     # setup.py will override this (because pip may want a different install
     # path), but also specifying it here has the advantage that invoking cmake
@@ -33,10 +41,13 @@ function(stormpy_module NAME)
     set_target_properties(${NAME} PROPERTIES LIBRARY_OUTPUT_DIRECTORY "${LIB_PATH}")
 endfunction(stormpy_module)
 
-
 stormpy_module(core "${STORMPY_LIB_DIR}")
 stormpy_module(info)
 stormpy_module(expressions)
 stormpy_module(logic)
 stormpy_module(storage)
 stormpy_module(utility)
+
+if(HAVE_STORM_DFT)
+    stormpy_module(dft "${STORMPY_LIB_DIR}/dft" storm-dft "${storm-dft_INCLUDE_DIR}")
+endif()

cmake/CMakeLists.txt

@@ -0,0 +1,15 @@
+cmake_minimum_required(VERSION 3.0.0)
+project(storm-version)
+find_package(storm REQUIRED)
+
+# Check for storm-dft
+if(EXISTS "${storm_DIR}/lib/libstorm-dft.dylib")
+    set(HAVE_STORM_DFT TRUE)
+elseif(EXISTS "${storm_DIR}/lib/libstorm-dft.so")
+    set(HAVE_STORM_DFT TRUE)
+else()
+    set(HAVE_STORM_DFT FALSE)
+endif()
+
+message(STATUS "STORM-DIR: ${storm_DIR}")
+message(STATUS "HAVE-STORM-DFT: ${HAVE_STORM_DFT}")

setup.py

@@ -2,6 +2,7 @@
 import os
 import sys
 import subprocess
+import re
 
 from setuptools import setup, Extension
 from setuptools.command.build_ext import build_ext
@@ -30,7 +31,28 @@ class CMakeBuild(build_ext):
             raise RuntimeError("CMake must be installed to build the following extensions: " +
                                ", ".join(e.name for e in self.extensions))
         
+        build_temp_version = self.build_temp + "-version"
+        if not os.path.exists(build_temp_version):
+            os.makedirs(build_temp_version)
+        
+        # Check cmake variable values
+        output = subprocess.check_output(['cmake', os.path.abspath("cmake")], cwd=build_temp_version)
+        output = output.decode('ascii')
+        match = re.search(r"STORM-DIR: (.*)", output)
+        assert(match)
+        storm_dir = match.group(1)
+        match = re.search(r"HAVE-STORM-DFT: (.*)", output)
+        assert(match)
+        self.have_storm_dft = True if match.group(1) == "TRUE" else False
+        
+        
         for ext in self.extensions:
+            if ext.name == "dft":
+                if self.have_storm_dft:
+                    self.build_extension(ext)
+                else:
+                    print("WARNING: storm-dft not found. No support for DFTs will be built.")
+            else:
                 self.build_extension(ext)
 
     def initialize_options(self):
@@ -55,6 +77,8 @@ class CMakeBuild(build_ext):
         build_args += ['--', '-j{}'.format(os.cpu_count() if os.cpu_count() is not None else 2)]
         if self.storm_dir is not None:
             cmake_args += ['-Dstorm_DIR=' + self.storm_dir]
+        if self.have_storm_dft:
+            cmake_args += ['-DHAVE_STORM_DFT=ON']
 
         env = os.environ.copy()
         env['CXXFLAGS'] = '{} -DVERSION_INFO=\\"{}\\"'.format(env.get('CXXFLAGS', ''),