Apparently on windows I need to define it both at top level and in ea…

…ch fortran subdirectory

On Unix it is seen and detected as multiple targets defined with the same name (CMP0002), so only do it once at top level.

CMakeLists.txt

@@ -326,12 +326,8 @@ add_subdirectory(src/ConvertInputFormat)
 
 if(BUILD_FORTRAN)
   include(CMakeAddFortranSubdirectory)
-  if (UNIX)
-    # Define a top-level target `fortran_project_options`
-    # It seems that CMakeAddFortranSubdirectory] doesn't know about the target `fortran_project_option` on Windows only.
-    # On Unix it is seen and detected as multiple targets defined with the same name (CMP0002)
-    include(cmake/Fortran.cmake)
-  endif()
+  # Define a top-level target `fortran_project_options`
+  include(cmake/Fortran.cmake)
   cmake_add_fortran_subdirectory(
     src/ExpandObjects
     PROJECT ExpandObjects

src/AppGPostProcess/CMakeLists.txt

@@ -16,7 +16,7 @@ set(SKIP_BUILD_RPATH TRUE)
 add_executable(AppGPostProcess ${SRC})
 set_target_properties(AppGPostProcess PROPERTIES FOLDER Auxiliary)
 
-if(NOT UNIX)  # Defined as top-level target on Unix only
+if(NOT UNIX)  # Need to reinclude it on Windows
   include("${CMAKE_CURRENT_SOURCE_DIR}/../../cmake/Fortran.cmake")
 endif()
 get_target_property(F_INTERFACE_COMPILE_FLAGS fortran_project_options INTERFACE_COMPILE_OPTIONS)

src/Basement/CMakeLists.txt

@@ -58,7 +58,7 @@ add_executable(Basement ${SRC})
 target_compile_options(Basement PRIVATE -O1)
 set_target_properties(Basement PROPERTIES FOLDER Auxiliary)
 
-if(NOT UNIX)  # Defined as top-level target on Unix only
+if(NOT UNIX)  # Need to reinclude it on Windows
   include("${CMAKE_CURRENT_SOURCE_DIR}/../../cmake/Fortran.cmake")
 endif()
 get_target_property(F_INTERFACE_COMPILE_FLAGS fortran_project_options INTERFACE_COMPILE_OPTIONS)

src/CalcSoilSurfTemp/CMakeLists.txt

@@ -16,7 +16,7 @@ set(SKIP_BUILD_RPATH TRUE)
 add_executable(CalcSoilSurfTemp ${SRC})
 set_target_properties(CalcSoilSurfTemp PROPERTIES FOLDER Auxiliary)
 
-if(NOT UNIX)  # Defined as top-level target on Unix only
+if(NOT UNIX)  # Need to reinclude it on Windows
   include("${CMAKE_CURRENT_SOURCE_DIR}/../../cmake/Fortran.cmake")
 endif()
 get_target_property(F_INTERFACE_COMPILE_FLAGS fortran_project_options INTERFACE_COMPILE_OPTIONS)

src/ConvertESOMTR/CMakeLists.txt

@@ -16,7 +16,7 @@ set(SKIP_BUILD_RPATH TRUE)
 add_executable(convertESOMTR ${SRC})
 set_target_properties(convertESOMTR PROPERTIES FOLDER Auxiliary)
 
-if(NOT UNIX)  # Defined as top-level target on Unix only
+if(NOT UNIX)  # Need to reinclude it on Windows
   include("${CMAKE_CURRENT_SOURCE_DIR}/../../cmake/Fortran.cmake")
 endif()
 get_target_property(F_INTERFACE_COMPILE_FLAGS fortran_project_options INTERFACE_COMPILE_OPTIONS)

src/ExpandObjects/CMakeLists.txt

@@ -22,7 +22,7 @@ set(SKIP_BUILD_RPATH TRUE)
 add_executable(ExpandObjects ${SRC})
 target_link_libraries(ExpandObjects PRIVATE fortran_project_options)
 
-if(NOT UNIX)  # Defined as top-level target on Unix only
+if(NOT UNIX)  # Need to reinclude it on Windows
   include("${CMAKE_CURRENT_SOURCE_DIR}/../../cmake/Fortran.cmake")
 endif()
 get_target_property(F_INTERFACE_COMPILE_FLAGS fortran_project_options INTERFACE_COMPILE_OPTIONS)

src/HVAC-Diagram/CMakeLists.txt

@@ -16,7 +16,7 @@ set(SKIP_BUILD_RPATH true)
 add_executable(HVAC-Diagram ${SRC})
 set_target_properties(HVAC-Diagram PROPERTIES FOLDER Auxiliary)
 
-if(NOT UNIX)  # Defined as top-level target on Unix only
+if(NOT UNIX)  # Need to reinclude it on Windows
   include("${CMAKE_CURRENT_SOURCE_DIR}/../../cmake/Fortran.cmake")
 endif()
 get_target_property(F_INTERFACE_COMPILE_FLAGS fortran_project_options INTERFACE_COMPILE_OPTIONS)

src/ParametricPreprocessor/CMakeLists.txt

@@ -16,7 +16,7 @@ set(SKIP_BUILD_RPATH true)
 add_executable(ParametricPreprocessor ${SRC})
 set_target_properties(ParametricPreprocessor PROPERTIES FOLDER Auxiliary)
 
-if(NOT UNIX)  # Defined as top-level target on Unix only
+if(NOT UNIX)  # Need to reinclude it on Windows
   include("${CMAKE_CURRENT_SOURCE_DIR}/../../cmake/Fortran.cmake")
 endif()
 get_target_property(F_INTERFACE_COMPILE_FLAGS fortran_project_options INTERFACE_COMPILE_OPTIONS)

src/ReadVars/CMakeLists.txt

@@ -16,7 +16,7 @@ set(SKIP_BUILD_RPATH true)
 add_executable(ReadVarsESO ${SRC})
 set_target_properties(ReadVarsESO PROPERTIES FOLDER Auxiliary)
 
-if(NOT UNIX)  # Defined as top-level target on Unix only
+if(NOT UNIX)  # Need to reinclude it on Windows
   include("${CMAKE_CURRENT_SOURCE_DIR}/../../cmake/Fortran.cmake")
 endif()
 get_target_property(F_INTERFACE_COMPILE_FLAGS fortran_project_options INTERFACE_COMPILE_OPTIONS)

src/Slab/CMakeLists.txt

@@ -28,7 +28,7 @@ set(SKIP_BUILD_RPATH true)
 add_executable(Slab ${SRC})
 set_target_properties(Slab PROPERTIES FOLDER Auxiliary)
 
-if(NOT UNIX)  # Defined as top-level target on Unix only
+if(NOT UNIX)  # Need to reinclude it on Windows
   include("${CMAKE_CURRENT_SOURCE_DIR}/../../cmake/Fortran.cmake")
 endif()
 get_target_property(F_INTERFACE_COMPILE_FLAGS fortran_project_options INTERFACE_COMPILE_OPTIONS)

src/Transition/CMakeLists.txt

@@ -29,7 +29,7 @@ add_library(TransitionLib STATIC ${LIB_SRC})
 target_include_directories(TransitionLib PRIVATE ${CMAKE_CURRENT_BINARY_DIR})
 target_compile_options(TransitionLib PUBLIC -fbounds-check)
 
-if(NOT UNIX)  # Defined as top-level target on Unix only
+if(NOT UNIX)  # Need to reinclude it on Windows
   include("${CMAKE_CURRENT_SOURCE_DIR}/../../cmake/Fortran.cmake")
 endif()
 get_target_property(F_INTERFACE_COMPILE_FLAGS fortran_project_options INTERFACE_COMPILE_OPTIONS)