Merge pull request hyperledger-iroha#993 from feature/add-custom-find…

…swig-module Add custom FindSWIG.cmake module and patch for SWIG Signed-off-by: Arseniy Fokin <[email protected]>
SabiAmeno · Mar 1, 2018 · 4945b4e · 4945b4e
1 parent 00ee40c
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diff --git a/cmake/Modules/Findswig.cmake b/cmake/Modules/Findswig.cmake
@@ -0,0 +1,44 @@
+add_executable(swig IMPORTED)
+
+find_program(SWIG_EXECUTABLE NAMES swig3.0 swig2.0 swig)
+
+find_package_handle_standard_args(SWIG DEFAULT_MSG
+  SWIG_EXECUTABLE
+  )
+
+if(NOT SWIG_EXECUTABLE)
+  find_package(Git REQUIRED)
+
+  set(URL https://github.com/swig/swig)
+  set(VERSION fbeb566014a1d320df972aef965daf042db7db36) # Tag origin/rel-3.0.12
+  set_target_description(swig "Simplified Wrapper and Interface Generator (SWIG)" ${URL} ${VERSION})
+
+  ExternalProject_Add(swig_swig
+      GIT_REPOSITORY ${URL}
+      GIT_TAG        ${VERSION}
+      GIT_PROGRESS   ON
+      PATCH_COMMAND ${GIT_EXECUTABLE} apply ${PROJECT_SOURCE_DIR}/patch/add-nodejs8-support-to-swig.patch || true
+      # We should install SWIG to properly access SWIG lib
+      CONFIGURE_COMMAND ./autogen.sh COMMAND ./configure --without-pcre --prefix=${EP_PREFIX}/src/swig_swig
+      BUILD_IN_SOURCE ON
+      BUILD_COMMAND $(MAKE) swig
+      TEST_COMMAND "" # remove test step
+      )
+  ExternalProject_Get_Property(swig_swig source_dir)
+
+  # Predefined vars for local installed SWIG
+  set(SWIG_EXECUTABLE ${source_dir}/swig)
+  set(SWIG_DIR ${source_dir})
+
+  add_dependencies(swig swig_swig)
+
+  message(STATUS "Installed package SWIG not found. It will be pulled to " ${SWIG_DIR} " at compile time.")
+endif()
+
+set(SWIG_USE_FILE ${CMAKE_ROOT}/Modules/UseSWIG.cmake)
+
+set_target_properties(swig PROPERTIES
+    IMPORTED_LOCATION ${SWIG_EXECUTABLE}
+    )
+
+mark_as_advanced(SWIG_DIR)