config.hpp

/*
 Copyright 2019 Eugene Gershnik
 
 Use of this source code is governed by a BSD-style
 license that can be found in the LICENSE file or at
 https://github.com/gershnik/thinsqlitepp/blob/master/LICENSE
*/
 
#ifndef HEADER_SQLITEPP_CONFIG_INCLUDED
#define HEADER_SQLITEPP_CONFIG_INCLUDED
 
#ifndef SQLITE_VERSION
    #if defined(THINSQLITEPP_CUSTOM_SQLITE_H)
        #include THINSQLITEPP_CUSTOM_SQLITE_H
    #elif THINSQLITEPP_BUILDING_EXTENSION
        #include <sqlite3ext.h>
        SQLITE_EXTENSION_INIT3
    #else
        #include <sqlite3.h>
    #endif
#endif
 
#define SQLITEPP_SQLITE_VERSION(x, y, z) ((x) * 1000000 + (y) * 1000 + (z))
 
#if SQLITE_VERSION_NUMBER < SQLITEPP_SQLITE_VERSION(3, 7, 15)
 
    #error This library requires SQLite 3.7.15 or greater
 
#endif
 
#if __cplusplus <= 201703L || (defined(_MSVC_LANG) && _MSVC_LANG <= 201703L)
    
    #define SQLITEPP_USE_VARARG_POUND_POUND_TRICK 1
 
#endif
 
#ifdef __clang__
    #define SQLITEPP_SUPPRESS_SILLY_VARARG_WARNING_BEGIN _Pragma("GCC diagnostic push") _Pragma("GCC diagnostic ignored \"-Wgnu-zero-variadic-macro-arguments\"")
    #define SQLITEPP_SUPPRESS_SILLY_VARARG_WARNING_END _Pragma("GCC diagnostic pop")
#else
    #define SQLITEPP_SUPPRESS_SILLY_VARARG_WARNING_BEGIN
    #define SQLITEPP_SUPPRESS_SILLY_VARARG_WARNING_END
#endif
 
#ifndef DOXYGEN
    #if __cpp_concepts >= 201907L
        #define SQLITEPP_ENABLE_IF(cond, t) requires(cond) t
        #define SQLITEPP_ENABLE_IFP(prefix, cond, t) requires(cond) prefix t
    #else
        #define SQLITEPP_ENABLE_IF(cond, t) std::enable_if_t<(cond), t>
        #define SQLITEPP_ENABLE_IFP(prefix, cond, t) prefix std::enable_if_t<(cond), t>
    #endif
#else
    #define SQLITEPP_ENABLE_IF(cond, t) t
#endif
 
#if SQLITEPP_BUILDING_MODULE 
    #define SQLITEPP_EXPORTED export
#else
    #define SQLITEPP_EXPORTED
#endif
 
#endif