From 1fd7f4e1a57c0c9b9e7ac7f986ed313c830adb81 Mon Sep 17 00:00:00 2001
From: Christophe Prud'homme <christophe.prudhomme@cemosis.fr>
Date: Tue, 3 Aug 2021 09:14:13 +0000
Subject: [PATCH] port to cmake #1

add install
now we can use python verdandi module
---
 CMakeLists.txt                         | 22 ++++++++++++++++++----
 example/quadratic_model/CMakeLists.txt |  4 ++++
 python/CMakeLists.txt                  | 22 +++++++++++++++++++++-
 share/CMakeLists.txt                   | 10 +++++++++-
 4 files changed, 52 insertions(+), 6 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 08736e4..0da29b0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -13,16 +13,18 @@ option(BUILD_SHARED_LIBS "Enable compilation of shared libraries" OFF)
 #set(BLA_VENDOR Intel10_64lp)
 find_package(BLAS)
 find_package(LAPACK)
-
+include(GNUInstallDirs)
 include(FetchContent)
 
 # get seldon from github
-FetchContent_Declare(seldon GIT_REPOSITORY https://github.com/libseldon/seldon.git) 
+set(FETCHCONTENT_SOURCE_DIR_SELDON /home/prudhomm/Devel/seldon)
+FetchContent_Declare(seldon GIT_REPOSITORY https://github.com/feelpp/seldon.git ) 
 FetchContent_GetProperties(seldon)
 if(NOT seldon_POPULATED)
     FetchContent_Populate(seldon)
 endif()
-add_library(seldon SHARED ${seldon_SOURCE_DIR}/Seldon.cpp)  
+add_library(seldon SHARED ${seldon_SOURCE_DIR}/Seldon.cpp) 
+#target_compile_definitions(seldon PUBLIC -DSELDON_WITH_COMPILED_LIBRARY) 
 target_compile_features(seldon PUBLIC cxx_std_17)
 target_link_libraries(seldon ${LAPACK_LIBRARIES} ${BLAS_LIBRARIES})
 
@@ -34,7 +36,13 @@ add_dependencies(seldon seldon_link_target)
 target_include_directories(seldon PUBLIC
       $<BUILD_INTERFACE:${seldon_SOURCE_DIR}/>
       $<INSTALL_INTERFACE:include/seldon> )
- 
+ install(TARGETS seldon EXPORT VerdandiTargets
+  LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+  ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
+  RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
+  INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
+  )
+
  find_library(MATH_LIBRARY_FOR_LUA m)
 message(STATUS "${MATH_LIBRARY_FOR_LUA}")
 find_package(Lua 5.2) 
@@ -65,6 +73,12 @@ target_link_libraries(ops PUBLIC lua)
 target_include_directories(ops PUBLIC
       $<BUILD_INTERFACE:${libops_SOURCE_DIR}/>
       $<INSTALL_INTERFACE:include/ops> )
+install(TARGETS ops EXPORT VerdandiTargets
+  LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+  ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
+  RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
+  INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
+  )
 
 
 add_subdirectory(share)
diff --git a/example/quadratic_model/CMakeLists.txt b/example/quadratic_model/CMakeLists.txt
index be61343..0421877 100644
--- a/example/quadratic_model/CMakeLists.txt
+++ b/example/quadratic_model/CMakeLists.txt
@@ -11,3 +11,7 @@ add_dependencies(quadratic_model quadratic_model_forward)
 add_executable(quadratic_model_optimal_interpolation optimal_interpolation.cpp)
 target_link_libraries(quadratic_model_optimal_interpolation verdandi)
 add_dependencies(quadratic_model quadratic_model_optimal_interpolation)
+
+add_executable(quadratic_model_nudging nudging.cpp)
+target_link_libraries(quadratic_model_nudging verdandi)
+add_dependencies(quadratic_model quadratic_model_nudging)
diff --git a/python/CMakeLists.txt b/python/CMakeLists.txt
index f9733a7..6e263de 100644
--- a/python/CMakeLists.txt
+++ b/python/CMakeLists.txt
@@ -18,4 +18,24 @@ set_property(TARGET _verdandi PROPERTY SWIG_USE_TARGET_INCLUDE_DIRECTORIES TRUE)
 set_property(TARGET _verdandi PROPERTY INCLUDE_DIRECTORIES ${libops_SOURCE_DIR} ${seldon_SOURCE_DIR}/ ${Python_INCLUDE_DIRS})
 set_property(TARGET _verdandi PROPERTY SWIG_COMPILE_DEFINITIONS SELDON_EXCLUDE_FROM_EXPLICIT_INSTANTIATION VERDANDI_DEBUG_LEVEL_4 VERDANDI_PYTHON_VERSION=${Python_VERSION_MAJOR}.${Python_VERSION_MINOR})
 target_link_libraries(_verdandi PUBLIC verdandi ops)
-target_include_directories(_verdandi PRIVATE ${Python3_INCLUDE_DIRS} )
\ No newline at end of file
+target_include_directories(_verdandi PRIVATE ${Python3_INCLUDE_DIRS} )
+
+if (DEFINED PYTHON_SITE_PACKAGES)
+    set (VERDANDI_PYTHON_MODULE_PATH ${PYTHON_SITE_PACKAGES})
+else ()
+    execute_process (COMMAND ${Python3_EXECUTABLE} -c "from distutils import sysconfig; print(sysconfig.get_python_lib(plat_specific=True, prefix='${CMAKE_INSTALL_PREFIX}'))"
+                      OUTPUT_VARIABLE _ABS_PYTHON_MODULE_PATH
+                      RESULT_VARIABLE _PYTHON_pythonlib_result
+                      OUTPUT_STRIP_TRAILING_WHITESPACE)
+
+    if (_PYTHON_pythonlib_result)
+      message (SEND_ERROR "Could not run ${Python3_EXECUTABLE}")
+    endif ()
+
+    get_filename_component (_ABS_PYTHON_MODULE_PATH ${_ABS_PYTHON_MODULE_PATH} ABSOLUTE)
+    file (RELATIVE_PATH VERDANDI_PYTHON_MODULE_PATH ${CMAKE_INSTALL_PREFIX} ${_ABS_PYTHON_MODULE_PATH})
+endif ()
+set (VERDANDI_PYTHON${PYTHON_VERSION_MAJOR}_MODULE_PATH ${VERDANDI_PYTHON_MODULE_PATH})
+message(STATUS "[verdandi] python module path: ${VERDANDI_PYTHON_MODULE_PATH}")
+install(TARGETS _verdandi DESTINATION ${VERDANDI_PYTHON_MODULE_PATH})
+install(FILES ${CMAKE_CURRENT_BINARY_DIR}/verdandi.py DESTINATION ${VERDANDI_PYTHON_MODULE_PATH})
\ No newline at end of file
diff --git a/share/CMakeLists.txt b/share/CMakeLists.txt
index 499a292..fc160f8 100644
--- a/share/CMakeLists.txt
+++ b/share/CMakeLists.txt
@@ -5,4 +5,12 @@ target_include_directories(verdandi PUBLIC
       $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}>
       $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/share>
       $<INSTALL_INTERFACE:include/ops> )
-target_link_libraries(verdandi PUBLIC seldon ops lua)
\ No newline at end of file
+target_link_libraries(verdandi PUBLIC seldon ops lua)
+
+
+install(TARGETS verdandi EXPORT VerdandiTargets
+  LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+  ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
+  RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
+  INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
+  )
\ No newline at end of file