//-< CONFIG.H >------------------------------------------------------*--------*
// GOODS                     Version 1.0         (c) 1997  GARRET    *     ?  *
// (Generic Object Oriented Database System)                         *   /\|  *
//                                                                   *  /  \  *
//                          Created:      7-Jan-97    K.A. Knizhnik  * / [] \ *
//                          Last update: 25-Apr-97    K.A. Knizhnik  * GARRET *
//-------------------------------------------------------------------*--------*
// Definition of GOODS specific types and macros.
//-------------------------------------------------------------------*--------*

#ifndef __CONFIG_H__
#define __CONFIG_H__

BEGIN_GOODS_NAMESPACE

typedef nat2 stid_t; // store  identifier in database
typedef nat2 cpid_t; // class  persistent identifier in store
typedef nat4 ctid_t; // class  transient identifier in program
typedef nat4 opid_t; // object persistent indetifier in store

typedef nat4 trid_t; // global transaction identifier

#ifdef _WIN32
typedef HANDLE descriptor_t; 
#else
typedef int descriptor_t; 
#endif

//
// This are different level of debugging
//
#define DEBUG_NONE  0
#define DEBUG_CHECK 1
#define DEBUG_TRACE 2

#ifndef DEBUG_LEVEL
#define DEBUG_LEVEL DEBUG_TRACE
#endif

//
// This assert statement is used to check system invariants which
// can't be violated by applicate (so correctness of system itself is checked)
//
#if DEBUG_LEVEL >= DEBUG_CHECK
#define internal_assert(cond) assert(cond)
#else
#define internal_assert(cond)
#endif

#ifdef DEBUG_ASSERT
//
// Sometimes it is more convenient to catch SIGSEGV instead of calling system 
// assert(). For example in Digital Unix debugger failed to unroll stack after
// assertion failure. And in Windows NT assertion failure will not cause
// invocation of debugger if program is not started from MSDEV. That is
// why this version of assert was implemented. 
//
#undef assert
#define assert(c) debug_assert(c, #c, __FILE__, __LINE__)
#define abort() (*(int*)0 = 0)

inline void debug_assert(int c, const char* cond, const char* file, int line) {
    if (!c) { 
        fprintf(stderr, "Assertion %s:%d: %s failed\n", file, line, cond);
        abort();
    }
}
#endif

#define MAX_CFG_FILE_LINE_SIZE 1024

END_GOODS_NAMESPACE

#endif