/*
 * libetc.c
 *	Creation date:	Nov 14 2000
 *	Author:		Y.Nakaune
 */

#include <stdio.h>
#include <signal.h>
#include <errno.h>
#include "daq.h"

/*----------------------------------------------------------
	exit_err
 ---------------------------------------------------------*/
void exit_err( char *mess )
{
  if( errno > 0 && errno < sys_nerr ){
	fprintf( stderr, "%s: %s\n", mess, sys_errlist[errno] );
  } else{
	fprintf( stderr, "%s\n", mess );
  }
  exit(-1);
}

/*---------------------------------------------------------
   read_flag
		Read Flag from fp
  -------------------------------------------------------*/
unsigned int read_flag( FILE *fp )
{
  unsigned int flag; 

  if( fread( &flag, 1, sizeof(int), fp ) != sizeof(int) ){
	perror( "Read flag" );
	return ERR_FLG;
  }
  clearerr( fp );
  return flag;
}

/*---------------------------------------------------------
   terminate
		Termination Process for SIGTERM
  -------------------------------------------------------*/
void terminate( int sig )
{

  fprintf( stderr, " INT/TERM signal \n");
  signal_term_flag = 1;

  signal( sig, (void(*)())terminate );
}

/*-----------End of File-----------------------------------------------------*/