// file: $SPEECH_HOMEWORK4/hw4/class/snr_ratio/v1.0/snr_file_1.cc
//

// system include files
//
#include <string.h>

// isip include files
//
#include "signal_noise_ratio.h"
#include "signal_noise_ratio_constants.h"

// method: set_input_file_cc
//
// arguments:
//  char_1* input_file: (input) input file name
//
// return: a logical_1 indicating status
//
// This function sets the input file name
//
logical_1 Signal::set_input_file_cc (char_1* input_file_a) {

  // check for valid arguments
  //
  if (input_file_a == (char_1*)NULL) {
    error_handler_cc((char_1*)"set_input_file_cc",
		     (char_1*)"invalid input file name");
  }

  if (input_file_d != (char_1*)NULL) {
    error_handler_cc((char_1*)"set_input_file_cc",
		     (char_1*)"only one input file is allowed");
  }

  input_file_d = new char_1[strlen((char*)input_file_a)+1];
  strcpy ((char*)input_file_d, (char*)input_file_a);
  
  // exit gracefully
  //
  return ISIP_TRUE;
}