mgt_read_irrops.f90 Source File

       subroutine mgt_read_irrops
      
       use input_file_module
       use maximum_data_module
       use mgt_operations_module
       
       implicit none 
      
       character (len=80) :: titldum = ""!           |title of file
       character (len=80) :: header = "" !           |header of file
       integer :: eof = 0              !           |end of file
       integer :: imax = 0             !none       |determine max number for array (imax) and total number in file
       logical :: i_exist              !none       |check to determine if file exists
       integer :: mirrops = 0          !           |
       integer :: irr_op = 0           !none       |counter
       
       
       mirrops = 0
       eof = 0
       imax = 0
       
      !! read irrigation operations
      inquire (file=in_ops%irr_ops, exist=i_exist)
      if (.not. i_exist .or. in_ops%irr_ops == "null") then
        allocate (irrop_db(0:0))
      else
      do
        open (107,file=in_ops%irr_ops)
        read (107,*,iostat=eof) titldum
        if (eof < 0) exit
        read (107,*,iostat=eof) header
        if (eof < 0) exit
        do while (eof == 0)
          read (107,*,iostat=eof) titldum
          if (eof < 0) exit
          imax = imax + 1
        end do

        allocate (irrop_db(0:imax))
        
        rewind (107)
        read (107,*,iostat=eof) titldum
        if (eof < 0) exit
        read (107,*,iostat=eof) header
        if (eof < 0) exit
        
        do irr_op = 1, imax
          read (107,*,iostat=eof) irrop_db(irr_op)
          if (eof < 0) exit
        end do

        exit
      enddo
      endif
      
      db_mx%irrop_db = imax
      
      close(107)
      
      return
      end subroutine mgt_read_irrops