set_hist_filename

INTERFACE:

   character(len=256) function set_hist_filename (hist_freq, hist_file)

DESCRIPTION:

Determine history dataset filenames.

USES:

     use clm_varctl, only : caseid
     use clm_time_manager, only : get_curr_date, get_prev_date

ARGUMENTS:

    implicit none
    integer, intent(in)  :: hist_freq   !history file frequency
    integer, intent(in)  :: hist_file   !history file index

REVISION HISTORY:

   Created by Mariana Vertenstein

LOCAL VARIABLES: