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/*
 * test_grp.c - This file is part of the libc-8086/grp package for ELKS,
 * Copyright (C) 1995, 1996 Nat Friedman <ndf@linux.mit.edu>.
 * 
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Library General Public
 *  License as published by the Free Software Foundation; either
 *  version 2 of the License, or (at your option) any later version.
 *
 *  This library 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
 *  Library General Public License for more details.
 *
 *  You should have received a copy of the GNU Library General Public
 *  License along with this library; if not, write to the Free
 *  Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 */
 
#include <unistd.h>
#include <stdio.h>
#include <fcntl.h>
#include <grp.h>
 
int
main(int argc, char ** argv)
{
  struct group * group;
  char ** tmp_mem;
  int test_gid;
 
  fprintf(stderr, "Beginning test of libc/grp...\n");
 
  fprintf(stderr, "=> Testing setgrent(), getgrent(), endgrent()...\n");
  fprintf(stderr, "-> setgrent()...\n");
  setgrent();
  fprintf(stderr, "-> getgrent()...\n");
  printf("********************************************************************************\n");
  while ((group=getgrent())!=NULL)
    {
      printf("gr_name\t\t: %s\n", group->gr_name);
      printf("gr_passwd\t: %s\n", group->gr_passwd);
      printf("gr_gid\t\t: %d\n", (int) group->gr_gid);
      printf("gr_mem\t\t: ");
      fflush(stdout);
      tmp_mem=group->gr_mem;
      while(*tmp_mem!=NULL)
	{
	  printf("%s, ", *tmp_mem);
	  tmp_mem++;
	}
      printf("\n********************************************************************************\n");
    }
  fprintf(stderr, "-> endgrent()...\n");
  endgrent();
  fprintf(stderr, "=> Test of setgrent(), getgrent(), endgrent() complete.\n");
  fprintf(stderr, "=> Testing getgrid(), getgrnam()...\n");
  fprintf(stderr, "-> getgrgid()...\n");
  printf("********************************************************************************\n");
  for(test_gid=0;test_gid<100;test_gid++)
    {
      fprintf(stderr, "-> getgrgid(%d)...\n", test_gid);
      group=getgrgid((gid_t) test_gid);
      if (group!=NULL)
	{
	  printf("gr_name\t: %s\n", group->gr_name);
	  printf("gr_passwd\t: %s\n", group->gr_passwd);
	  printf("gr_gid\t: %d\n", (int) group->gr_gid);
	  printf("gr_mem\t\t: ");
	  fflush(stdout);
	  tmp_mem=group->gr_mem;
	  while(*tmp_mem!=NULL)
	    {
	      printf("%s, ", *tmp_mem);
	      tmp_mem++;
	    }
	}
      printf("\n********************************************************************************\n");
    }
  fprintf(stderr, "-> getgrnam()...\n");
  group=getgrnam("root");
  if (group==NULL)
    {
      printf(">NULL<\n");
    }
  else
    {
      printf("gr_name\t: %s\n", group->gr_name);
      printf("gr_passwd\t: %s\n", group->gr_passwd);
      printf("gr_gid\t: %d\n", (int) group->gr_gid);
      printf("gr_mem\t\t: ");
      fflush(stdout);
      tmp_mem=group->gr_mem;
      while(*tmp_mem!=NULL)
	{
	  printf("%s, ", *tmp_mem);
	  tmp_mem++;
	}
      printf("\n");
    }
 
 
  return 0;
}