183 lines
6.1 KiB
C
183 lines
6.1 KiB
C
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// SPDX-License-Identifier: BSD-3-Clause
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// Copyright (c) Contributors to the OpenEXR Project.
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// This file is auto-generated by the configure step
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#ifndef INCLUDED_OPENEXR_CONFIG_H
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#define INCLUDED_OPENEXR_CONFIG_H 1
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#pragma once
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//
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// The OpenEXR release version is defined officially in
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// src/lib/OpenEXRCore/openexr_version.h, but CMake doesn't readily allow
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// that to be included here, so duplicate the settings for
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// backwards-compatibility with applications that may expect to get the
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// defines from this include.
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//
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#ifndef INCLUDED_OPENEXR_VERSION_H
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#define OPENEXR_VERSION_MAJOR 3
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#define OPENEXR_VERSION_MINOR 3
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#define OPENEXR_VERSION_PATCH 1
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#endif
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//
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// Options / configuration based on O.S. / compiler
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/////////////////////
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// automated formatting does not handle the cmake tags well
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// clang-format off
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//
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// Define and set to 1 if the target system has support for large
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// stack sizes.
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//
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/* #undef OPENEXR_HAVE_LARGE_STACK */
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//////////////////////
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//
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// C++ namespace configuration / options
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//
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// Current internal library namespace name
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//
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#define OPENEXR_IMF_INTERNAL_NAMESPACE_CUSTOM 0
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#define OPENEXR_IMF_INTERNAL_NAMESPACE Imf_3_3
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//
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// Current public user namespace name
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//
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#define OPENEXR_IMF_NAMESPACE_CUSTOM 0
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#define OPENEXR_IMF_NAMESPACE Imf
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//
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// Version string for runtime access
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//
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#define OPENEXR_VERSION_STRING "3.3.1"
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#define OPENEXR_PACKAGE_STRING "OpenEXR 3.3.1-dev"
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#define OPENEXR_VERSION_RELEASE_TYPE "-dev"
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// Deprecated, for back compatibility:
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#define OPENEXR_VERSION_EXTRA "-dev"
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#define OPENEXR_LIB_VERSION_STRING "32.3.3.1"
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// clang-format on
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// Version as a single hex number, e.g. 0x01000300 == 1.0.3
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#define OPENEXR_VERSION_HEX \
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(((OPENEXR_VERSION_MAJOR) << 24) | \
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((OPENEXR_VERSION_MINOR) << 16) | \
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((OPENEXR_VERSION_PATCH) << 8))
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// On modern versions of gcc & clang, __has_attribute can test support for
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// __attribute__((attr)). Make sure it's safe for other compilers.
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#ifndef __has_attribute
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# define __has_attribute(x) 0
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#endif
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// Whether the user configured the library to have symbol visibility
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// tagged
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#define OPENEXR_ENABLE_API_VISIBILITY
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/// \defgroup ExportMacros Macros to manage symbol visibility
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///
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/// See website/SymbolVisibility.rst for more discussion about the
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/// motivation for these macros
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///
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/// If we are compiling a DLL for Windows, there needs to be custom
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/// rules for each library such that the macro swaps between doing a
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/// dllexport and a dllimport, so the defines here are less
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/// useful. Further, MSVC does not have this concept at all currently,
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/// so is elided.
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///
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/// The top level macros which start with OPENEXR can act as simple
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/// ways to combine the logic however for non-DLL or non-windows
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/// platforms, but until the current patterns change, one should check
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/// the specific library export.h (i.e. @sa IexExport.h,
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/// @sa IlmThreadExport.h, @sa ImfExport.h, @sa ImfUtilExport.h )
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///
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/// These per-library exports define a subset which are used by that
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/// library.
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///
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/// Iex is simple and does not need to do more than expose class types
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/// and functions, and does not have any private members to hide, so
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/// only provides a couple of the possible macros.
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///
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/// Similarly, IlmThread is also reasonably simple.
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///
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/// OpenEXR and OpenEXRUtil have much more logic and have to deal with
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/// templates and template instantiation, and so define more of the
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/// macros.
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///
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/// @{
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#if defined(OPENEXR_ENABLE_API_VISIBILITY) && \
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!(defined(OPENEXR_DLL) || defined(_MSC_VER))
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# define OPENEXR_PUBLIC_SYMBOL_ATTRIBUTE \
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__attribute__ ((__visibility__ ("default")))
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# define OPENEXR_PRIVATE_SYMBOL_ATTRIBUTE \
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__attribute__ ((__visibility__ ("hidden")))
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// clang differs from gcc and has type visibility which is needed
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// for enums and templates, and isn't well documented, but causes
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// the vtable and typeinfo to be made visible, but not necessarily
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// all the members
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# if __has_attribute(__type_visibility__)
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# define OPENEXR_PUBLIC_TYPE_VISIBILITY_ATTRIBUTE \
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__attribute__ ((__type_visibility__ ("default")))
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# endif
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// these are always the same, at least in current compilers
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# define OPENEXR_EXPORT OPENEXR_PUBLIC_SYMBOL_ATTRIBUTE
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# define OPENEXR_HIDDEN OPENEXR_PRIVATE_SYMBOL_ATTRIBUTE
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// currently define this as the same between compilers to export
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// things like default copy ctors etc, and do not use the type
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// visibility which only exports the typeinfo / vtable
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# define OPENEXR_EXPORT_TYPE OPENEXR_EXPORT
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# define OPENEXR_EXPORT_EXTERN_TEMPLATE OPENEXR_EXPORT
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# ifdef OPENEXR_PUBLIC_TYPE_VISIBILITY_ATTRIBUTE
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# define OPENEXR_EXPORT_ENUM OPENEXR_PUBLIC_TYPE_VISIBILITY_ATTRIBUTE
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# define OPENEXR_EXPORT_TEMPLATE_TYPE \
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OPENEXR_PUBLIC_TYPE_VISIBILITY_ATTRIBUTE
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// clang (well, type_visibility) seems empirically need the
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// default/public symbol tag when specifying explicit template
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// instantiations, where gcc (no type_visibility) complains if
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// you set that
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# define OPENEXR_EXPORT_TEMPLATE_INSTANCE OPENEXR_EXPORT
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# else
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# define OPENEXR_EXPORT_ENUM
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# define OPENEXR_EXPORT_TEMPLATE_TYPE OPENEXR_EXPORT
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# define OPENEXR_EXPORT_TEMPLATE_INSTANCE
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# endif
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#else // msvc or api visibility disabled, just clear all this out (DLLs will define a set anyway)
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# define OPENEXR_EXPORT
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# define OPENEXR_HIDDEN
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# define OPENEXR_EXPORT_TYPE
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# define OPENEXR_EXPORT_EXTERN_TEMPLATE
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# define OPENEXR_EXPORT_ENUM
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# define OPENEXR_EXPORT_TEMPLATE_TYPE
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# define OPENEXR_EXPORT_TYPE
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# define OPENEXR_EXPORT_TEMPLATE_INSTANCE
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#endif
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#if defined(__cplusplus) && (__cplusplus >= 201402L)
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# define OPENEXR_DEPRECATED(msg) [[deprecated (msg)]]
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#endif
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#ifndef OPENEXR_DEPRECATED
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# ifdef _MSC_VER
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# define OPENEXR_DEPRECATED(msg) __declspec(deprecated (msg))
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# else
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# define OPENEXR_DEPRECATED(msg) __attribute__ ((deprecated (msg)))
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# endif
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#endif
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#endif // INCLUDED_OPENEXR_CONFIG_H
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