/*
*  hasnoel.c
*
*   Copyright (c) 1997-2003 DF7BE
*
*   $Id$
*
*   Logbuchprogramm DF7BE
*   Amateur-Radio log by DF7BE
*   Utility to test files for "noeol" (Incomplete last line)
*
*  This program is free software; you can redistribute it and/or modify
*  it under the terms of the GNU General Public License as published by
*  the Free Software Foundation; either version 2 of the license, or
*  (at your option) any later version.
*
*  This program is distributed in the hope that it will be useful,
*  but WITHOUT ANY WARRANTY; without even the implied warranty of
*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
*  GNU General Public License for more details.
*  You should have received a copy of the GNU General Public License
*  along with this program; if not, write to the Free Software
*  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA ( or visit
*  their web site at http://www.gnu.org/ ).
*
*
*  Modification documentation
*
*  +------------+-------------------------+----------------------------------+
*  + Date       ! Name and Call           ! Modification                     !
*  +------------+-------------------------+----------------------------------+
*  ! 31.10.2003 ! W.Brunken        DF7BE  ! first creation                   !
*  +------------+-------------------------+----------------------------------+
*
*  Compiling:
*
*  gcc hasnoel.c -o hasnoel.exe  (DJGPP)
*  gcc hasnoel.c -o hasnoel      (UNIX,LINUX)
*  cc  hasnoel.c -o hasnoel      (UNIX)
*  MICROSOFT QUICK C 2.5 :  use Make Menu
*   set at Options model to "small"
*
*  hint for IBM-AIX:
*  set environment before compiling:
*   LIBPATH=/usr/lib
*  or add option:
*   -L/usr/lib
*
*/


#include <stdio.h>
#include <stdlib.h>

/* what-String */
char far what_string[] = "@(#)CLLOG hasnoel V1.1 (c) DF7BE 1997-2003";


int main(int argc, char * argv[] )
{

  FILE *fp1;
  int c,rc,pc;


  if ( argc != 2 )
  {
    printf("usage hasnoel <file under test>\n");
    printf("   returning 0=with EOL, 1 or greater : noeol or error\n");
    printf("\n");
    printf("Copyright (c) 1997-2003 DF7BE\n");
    printf("%s",what_string);
    printf("\n");
    printf("This program is free software; you can redistribute it and/or modify\n");
    printf("it under the terms of the GNU General Public License as published by\n");
    printf("the Free Software Foundation; either version 2 of the license, or\n");
    printf("(at your option) any later version.\n");
    printf("\n");
    printf("This program is distributed in the hope that it will be useful,\n");
    printf("but WITHOUT ANY WARRANTY; without even the implied warranty of\n");
    printf("MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n");
    printf("GNU General Public License for more details.\n");
    printf("You should have received a copy of the GNU General Public License\n");
    printf("along with this program; if not, write to the Free Software\n");
    printf("Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA ( or visit\n");
    printf("their web site at http://www.gnu.org/ ).\n");

    exit(2);
  }

  rc = 0;  /* counter */
  pc = 0;  /* previos char */
  /* open input file */
  if ( ( fp1 = fopen(argv[1],"rb") ) == (FILE *) 0 )
  {
    printf(".. cannot open file %s\n", argv[1]);
    exit(2);
  }

  /* read first */
  c = fgetc(fp1);
  rc++;

  if( c == EOF )
  {
   printf("empty file\n");
   fclose(fp1);
   exit(2);
  }

  while ( c != EOF )
  {
   /* read next */
   c = fgetc(fp1);
   rc++;
   /* previous char */
   if ( c != EOF )
   {
     pc = c;
   }
   /* first read the complete file */
 }
 /* at EOF */
      fclose(fp1);
 /* previous char must be 0a = 10 , (0d0a DOS, 0a UNIX) */
   if ( pc == 10 && c == EOF )
   {
     /* OK */
     exit(0);
     return(0);
   }

 exit(1);
 return(1);
}