/*
*******************************************************************************
*  Copyright (c) 1996 Martin Poole                            *
*******************************************************************************
**
** WARNING !!  WARNING !! WARNING !! WARNING !! WARNING !! WARNING !!
**
** Any changes to be made to this file should first be checked with
** mplib1 source control for library integrity.
**
** mplib1 source control can be reached at  mplib1@quatermass.co.uk
** 
*
*  $Source: /home/cvs/cvsroot/onelan/onelan/src/mplib1/libsrc/fgetline.c,v $
*  $Author: mpoole $
*  $Date: 2002/10/07 09:37:39 $
*  $Revision: 1.2 $
*
*******************************************************************************
*
* Change History
*
* $Log: fgetline.c,v $
* Revision 1.2  2002/10/07 09:37:39  mpoole
* Initial checkin of mplib1-3.1.0
*
* Revision 1.1  2002/10/07 09:36:56  mpoole
* Initial checkin of mplib1-3.1.0
*
*
*******************************************************************************
*/

#ident "$Header: /home/cvs/cvsroot/onelan/onelan/src/mplib1/libsrc/fgetline.c,v 1.2 2002/10/07 09:37:39 mpoole Exp $"

/* ------------------------------------------------------------------
    Include files
   ------------------------------------------------------------------ */

/* ------------------------------------------------------------------
    defines
   ------------------------------------------------------------------ */

/* ------------------------------------------------------------------
    Code starts here
   ------------------------------------------------------------------ */


/* ------------------------------------------------------------------
    Include files
   ------------------------------------------------------------------ */

#include <stdio.h>
#include <string.h>

#include <mplib1/fgetline.h>

/* ------------------------------------------------------------------
    Defines
   ------------------------------------------------------------------ */

/* ------------------------------------------------------------------
    Structure definitions
   ------------------------------------------------------------------ */

/* ------------------------------------------------------------------
    Global variables
   ------------------------------------------------------------------ */

/* ------------------------------------------------------------------
   Function prototypes
   ------------------------------------------------------------------ */

/* ---------------------------------------------------------------------------
   Function                 : fget_line
   Summary                  : This function returns a line from a file, having
			    : removed the trailing EOL character
   Input Parameters         : FILE pointer
			    : Pointer to line buffer
			    : length of line buffer
   Output Parameters        : None
   Global Variables         : None
   Return Value             : 0 = success, <> 0 failure (of some description)
   --------------------------------------------------------------------------*/

int
fgetline( FILE *fh, char *line_buf, int line_len )
{
    int rv;
    char *cp;

    if (fgets(line_buf,line_len,fh) != NULL)
    {
	/* remove any trailing newline characters */
	if (strlen(line_buf))
	{
	    cp = line_buf + strlen(line_buf) - 1;
	    while ( cp >= line_buf && *cp == '\n')
		*cp-- = '\0';
	}
	rv = 0;
    }else
	rv = -1;
    return(rv);
}

/* -- End of File -- */