/*
 * Copyright © 2007 Pippijn van Steenhoven / The Ermyth Team
 * Rights to this code are documented in doc/pod/gplicense.pod.
 *
 * Compile-time configuration and some sysconf #defines.
 * dbg, the ermyth debug output, also lives in this file.
 *
 * $Id: svsconfig.h,v 1.2 2007/08/28 17:08:07 pippijn Exp $
 */

#ifndef CONFIG_H
#define CONFIG_H

#include <sysconf.h>

/* Compile-time configuration */

#define PURE_ISO 1
#define DEBUG 1

/* End configuration */

#define E extern

#if __GNUC__ >= 3
# define expect(expr,value)             __builtin_expect ((expr),(value))
# define is_const(expr)                 __builtin_constant_p ((expr))
#else
# define expect(expr,value)             (expr)
# define is_const(expr)                 0
#endif

#define expect_false(expr) expect ((expr) != 0, 0)
#define expect_true(expr)  expect ((expr) != 0, 1)

#if SIZEOF_TIME_T == SIZEOF_LONG
#define TTP "%ld"
#elif SIZEOF_TIME_T == SIZEOF_INT
#define TTP "%d"
#else
#error Size of time_t not known
#endif

#if SIZEOF_SIZE_T == SIZEOF_INT
#define STP "%u"
#elif SIZEOF_SIZE_T == SIZEOF_LONG
#define STP "%lu"
#else
#error Size of size_t not known
#endif

/**
 * Debug stuff...
 */
#ifndef DEBUG
# define DEBUG 0
#else
# define DEBUG 1
#endif
#ifndef CALLBACK_DEBUG
# define CALLBACK_DEBUG 0
#else
# define CALLBACK_DEBUG 1
#endif

#include <iostream>		// even needed when DEBUG is 0

#if DEBUG
#ifdef __GNUC__
# define dbg    std::cerr << __PRETTY_FUNCTION__ << ": " << std::dec << "#" << __LINE__ << ": "
#else
# define dbg    std::cerr << __FILE__ << ": " << std::dec << "#" << __LINE__ << ": "
#endif
#else
# define dbg    if (0) std::cerr
#endif

#if CALLBACK_DEBUG
# ifdef __GNUC__
#  define dout   std::cerr << __PRETTY_FUNCTION__ << ": " << std::dec << "#" << __LINE__ << ": "
# else
#  define dout   std::cerr << __LINE__ << ": " << std::dec << "#" << __LINE__ << ": "
# endif
#else
# define dout   if (0) std::cerr
#endif

#endif // CONFIG_H