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/*
     This file is part of GNUnet.
     (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009 Christian Grothoff (and other contributing authors)

     GNUnet 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, or (at your
     option) any later version.

     GNUnet 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 GNUnet; see the file COPYING.  If not, write to the
     Free Software Foundation, Inc., 59 Temple Place - Suite 330,
     Boston, MA 02111-1307, USA.
*/

/**
 * @file include/gnunet_program_lib.h
 * @brief functions related to starting programs
 * @author Christian Grothoff
 */

#ifndef GNUNET_PROGRAM_LIB_H
#define GNUNET_PROGRAM_LIB_H

#ifdef __cplusplus
extern "C"
{
#if 0                           /* keep Emacsens' auto-indent happy */
}
#endif
#endif

#include "gnunet_configuration_lib.h"
#include "gnunet_getopt_lib.h"
#include "gnunet_scheduler_lib.h"

/**
 * Main function that will be run.
 *
 * @param cls closure
 * @param args remaining command-line arguments
 * @param cfgfile name of the configuration file used (for saving, can be NULL!)
 * @param cfg configuration
 */
typedef void (*GNUNET_PROGRAM_Main) (void *cls, char *const *args,
                                     const char *cfgfile,
                                     const struct GNUNET_CONFIGURATION_Handle *
                                     cfg);


/**
 * Run a standard GNUnet command startup sequence (initialize loggers
 * and configuration, parse options).
 *
 * @param argc number of command line arguments
 * @param argv command line arguments
 * @param binaryName our expected name
 * @param binaryHelp helptext for "-h" option (about the app)
 * @param options command line options
 * @param task main function to run
 * @param task_cls closure for task
 * @return GNUNET_SYSERR on error, GNUNET_OK on success
 */
int
GNUNET_PROGRAM_run (int argc, char *const *argv, const char *binaryName,
                    const char *binaryHelp,
                    const struct GNUNET_GETOPT_CommandLineOption *options,
                    GNUNET_PROGRAM_Main task, void *task_cls);



#if 0                           /* keep Emacsens' auto-indent happy */
{
#endif
#ifdef __cplusplus
}
#endif

/* ifndef GNUNET_PROGRAM_LIB_H */
#endif
/* end of gnunet_program_lib.h */