subroutine snowdb_read use input_file_module use maximum_data_module use hru_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 :: msno = 0 ! | integer :: isno = 0 !none |counter msno = 0 eof = 0 imax = 0 !! read snow database data from snow.sno inquire (file=in_parmdb%snow, exist=i_exist) if (.not. i_exist .or. in_parmdb%snow == "null") then allocate (snodb(0:0)) else do open (107,file=in_parmdb%snow) 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 rewind (107) read (107,*,iostat=eof) titldum if (eof < 0) exit read (107,*,iostat=eof) header if (eof < 0) exit allocate (snodb(0:imax)) do isno = 1, imax read (107,*,iostat=eof) snodb(isno) if (eof < 0) exit end do exit enddo endif close (107) db_mx%sno = imax return end subroutine snowdb_read