add dependencies when test functions in Finds pastix, (pt)scotch

cmake_modules/morse/find/FindPASTIX.cmake

@@ -615,6 +615,12 @@ if(PASTIX_LIBRARIES)
         endforeach()
         list(APPEND REQUIRED_LIBS "${METIS_LIBRARIES}")
     endif()
+    # Fortran
+    if (CMAKE_Fortran_COMPILER MATCHES ".+gfortran.*")
+        list(APPEND REQUIRED_LIBS "-lgfortran")
+    elseif (CMAKE_Fortran_COMPILER MATCHES ".+ifort.*")
+        list(APPEND REQUIRED_LIBS "-lifcore")
+    endif()
     # EXTRA LIBS such that pthread, m, rt
     list(APPEND REQUIRED_LIBS ${PASTIX_EXTRA_LIBRARIES})
 

cmake_modules/morse/find/FindPTSCOTCH.cmake

@@ -264,6 +264,10 @@ if(PTSCOTCH_LIBRARIES)
     if(CMAKE_THREAD_LIBS_INIT)
         list(APPEND REQUIRED_LIBS "${CMAKE_THREAD_LIBS_INIT}")
     endif()
+    if(UNIX OR WIN32)
+        list(APPEND REQUIRED_LIBS "-lm")
+    endif()
+    list(APPEND REQUIRED_LIBS "-lz -lrt")
 
     # set required libraries for link
     set(CMAKE_REQUIRED_INCLUDES "${REQUIRED_INCDIRS}")

cmake_modules/morse/find/FindSCOTCH.cmake

@@ -233,6 +233,10 @@ if(SCOTCH_LIBRARIES)
     if(CMAKE_THREAD_LIBS_INIT)
         list(APPEND REQUIRED_LIBS "${CMAKE_THREAD_LIBS_INIT}")
     endif()
+    if(UNIX OR WIN32)
+        list(APPEND REQUIRED_LIBS "-lm")
+    endif()
+    list(APPEND REQUIRED_LIBS "-lz -lrt")
 
     # set required libraries for link
     set(CMAKE_REQUIRED_INCLUDES "${REQUIRED_INCDIRS}")