// $Id: setattr.c 2431 2006-12-19 19:18:12Z dhozac $    --*- c -*--

// Copyright (C) 2004 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
//  
// 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; version 2 of the License.
//  
// 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.


#ifdef HAVE_CONFIG_H
#  include <config.h>
#endif

#include "fstool.h"
#include "util.h"

#include <lib/fmt.h>
#include <lib/vserver.h>
#include <lib/vserver-internal.h>

#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>


struct option const
CMDLINE_OPTIONS[] = {
  { "help",     no_argument,  0, CMD_HELP },
  { "version",  no_argument,  0, CMD_VERSION },
  { "immu",        no_argument, 0, CMD_IMMU  },
  { "iunlink",     no_argument, 0, CMD_IMMU  },
  { "admin",       no_argument, 0, CMD_ADMIN },
  { "watch",       no_argument, 0, CMD_WATCH },
  { "hide",        no_argument, 0, CMD_HIDE  },
  { "barrier",     no_argument, 0, CMD_BARRIER },
  { "~iunlink",    no_argument, 0, CMD_UNSET_IMMU  },
  { "!iunlink",    no_argument, 0, CMD_UNSET_IMMU  },
  { "~immu",       no_argument, 0, CMD_UNSET_IMMU  },
  { "!immu",       no_argument, 0, CMD_UNSET_IMMU  },
  { "~admin",      no_argument, 0, CMD_UNSET_ADMIN },
  { "!admin",      no_argument, 0, CMD_UNSET_ADMIN },
  { "~watch",      no_argument, 0, CMD_UNSET_WATCH },
  { "!watch",      no_argument, 0, CMD_UNSET_WATCH },
  { "~hide",       no_argument, 0, CMD_UNSET_HIDE  },
  { "!hide",       no_argument, 0, CMD_UNSET_HIDE  },
  { "~barrier",    no_argument, 0, CMD_UNSET_BARRIER },
  { "!barrier",    no_argument, 0, CMD_UNSET_BARRIER },
  { "iunlink-but-not-immutable",   no_argument, 0, CMD_IMMUX },
  { "~iunlink-but-not-immutable",  no_argument, 0, CMD_UNSET_IMMUX },
  { "!iunlink-but-not-immutable",  no_argument, 0, CMD_UNSET_IMMUX },
  { "immutable",   no_argument, 0, CMD_IMMUTABLE },
  { "~immutable",  no_argument, 0, CMD_UNSET_IMMUTABLE },
  { "!immutable",  no_argument, 0, CMD_UNSET_IMMUTABLE },
  { 0,0,0,0 }
};

char const		CMDLINE_OPTIONS_SHORT[] = "Rx";

void
showHelp(int fd, char const *cmd, int res)
{
  WRITE_MSG(fd, "Usage:  ");
  WRITE_STR(fd, cmd);
  WRITE_MSG(fd,
	    " [-Rx] [--[~](iunlink|admin|watch|hide|barrier|iunlink-but-not-immutable)]* [--] <file>+\n\n"
	    " Options:\n"
	    "   -R  ...  recurse through directories\n"
	    "   -x  ...  do not cross filesystems\n\n"
	    "Please report bugs to " PACKAGE_BUGREPORT "\n");
  exit(res);
}

void
showVersion()
{
  WRITE_MSG(1,
	    "setattr " VERSION " -- sets vserver specific file attributes\n"
	    "This program is part of " PACKAGE_STRING "\n\n"
	    "Copyright (C) 2004 Enrico Scholz\n"
	    VERSION_COPYRIGHT_DISCLAIMER);
  exit(0);
}

void
fixupParams(struct Arguments * args, int argc)
{
  if (optind==argc) {
    WRITE_MSG(2, "No filename given; use '--help' for more information\n");
    exit(1);
  }

  args->do_display_dir = !args->do_recurse;
  args->do_display_dot = true;
}

bool
handleFile(char const *name, char const * display_name)
{
  int rc = vc_set_iattr(name,
			0,
			global_args->set_mask & ~global_args->del_mask,
			global_args->set_mask |  global_args->del_mask);

  if (rc==-1) {
    perror(display_name);
    return false;
  }
  
  return true;
}