module yaeos__constants !! Constants used on the whole package use iso_fortran_env, only: real32, real64, real128 implicit none integer, parameter :: pr = real64 !! Used precision real(pr), parameter :: R = 0.08314462618_pr !! Ideal Gas constant character(len=254) :: database_path = "database" !! Path to find database character(len=1) :: path_sep = "/" !! File separator (to preprocess on Win or Mac/linux) real(pr), parameter :: NOT_IMPLEMENTED = huge(R) end module