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/* This file is part of Eclat.
   Copyright (C) 2012 Sergey Poznyakoff.
 
   Eclat 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 3, or (at your option)
   any later version.
 
   Eclat 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 Eclat.  If not, see <http://www.gnu.org/licenses/>. */

#include <config.h>
#include <sysexits.h>
#include <ctype.h>
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <errno.h>
#include <string.h>
#include <curl/curl.h>
#include <expat.h>
#include "grecs.h"
#include "wordsplit.h"
#include "libeclat.h"

#define	ECLAT_DEBCAT_MAIN    0
#define ECLAT_DEBCAT_CFGRAM  1
#define ECLAT_DEBCAT_CFLEX   2
#define ECLAT_DEBCAT_CONF    3
#define ECLAT_DEBCAT_CURL    4
#define ECLAT_DEBCAT_MAX     5

extern const char *program_name;
extern int debug_level[];

extern char *endpoint;
extern int use_ssl;
extern int dry_run_mode;
extern char *region_name;
extern char *access_file_name;
extern char *access_key;
extern char *secret_key;

#define debug(cat, lev, s)				\
	do {						\
		if (debug_level[cat] >= (lev))		\
		       debug_printf s;			\
	} while(0)

void die(int status, const char *fmt, ...);
void vdiag(grecs_locus_t const *locus, const char *qual, const char *fmt,
	   va_list ap);
void diag(grecs_locus_t const *locus, const char *qual, const char *fmt, ...);
void err(const char *fmt, ...);
void warn(const char *fmt, ...);
void debug_printf(const char *fmt, ...);

typedef int (*config_finish_hook_t) (void*);

void add_config_finish_hook(config_finish_hook_t fun, void *data);

void config_help(void);
void config_init(void);
void config_finish(struct grecs_node *tree);
int run_config_finish_hooks(void);

enum eclat_command {
	eclat_command_unspecified,
	eclat_command_start_instances,
	eclat_command_stop_instances,
	eclat_command_describe_tags
};

extern enum eclat_command eclat_command;

typedef int (*eclat_command_handler_t) (CURL *curl, int argc, char **argv);

int eclat_start_instance(CURL *curl, int argc, char **argv);
int eclat_stop_instance(CURL *curl, int argc, char **argv);
int eclat_describe_tags(CURL *curl, int argc, char **argv);

char *region_to_endpoint(const char *region);

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