config.hpp

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#ifndef OALPLUS_ALC_API_CONFIG_HPP
#define OALPLUS_ALC_API_CONFIG_HPP
 
#include "../config/basic.hpp"
#include <eagine/maybe_unused.hpp>
 
#ifndef OALPLUS_HAS_ALC
#if defined(ALC_NO_ERROR)
#define OALPLUS_HAS_ALC 1
#else
#define OALPLUS_HAS_ALC 0
#endif
#endif // OALPLUS_HAS_ALC
 
#if !OALPLUS_HAS_ALC
#include <eagine/nothing.hpp>
#include <cstdint>
#endif
 
namespace eagine::oalp {
//------------------------------------------------------------------------------
struct alc_types {
    using void_ptr_type = void*;
#if OALPLUS_HAS_ALC
    static constexpr bool has_api = true;
 
    using device_type = ALCdevice;
 
    using context_type = ALCcontext;
 
    using enum_type = ALCenum;
 
    using char_type = ALCchar;
 
    using bool_type = ALCboolean;
 
    using int_type = ALCint;
 
    using uint_type = ALCuint;
 
    using size_type = ALCsizei;
#else
    static constexpr bool has_api = false;
    using device_type = nothing_t;
    using context_type = nothing_t;
    using enum_type = int;
    using char_type = char;
    using bool_type = bool;
    using int_type = int;
    using uint_type = unsigned;
    using size_type = std::intptr_t;
#endif
 
    static constexpr auto bool_true(bool_type b) noexcept -> bool {
#if OALPLUS_HAS_ALC
        return b == ALC_TRUE;
#else
        return b;
#endif
    }
 
    static constexpr auto error_code_no_error(enum_type ec) noexcept -> bool {
#if OALPLUS_HAS_ALC
        return ec == ALC_NO_ERROR;
#else
        EAGINE_MAYBE_UNUSED(ec);
        return false;
#endif
    }
};
//------------------------------------------------------------------------------
} // namespace eagine::oalp
 
#endif // OALPLUS_ALC_API_CONFIG_HPP