76 lines
2.3 KiB
C
76 lines
2.3 KiB
C
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/**
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* @file ly_config.h
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* @author Radek Krejci <rkrejci@cesnet.cz>
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* @uathor Michal Vasko <mvasko@cesnet.cz>
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* @brief Various variables provided by cmake and compile time options.
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*
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* Copyright (c) 2021 - 2024 CESNET, z.s.p.o.
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*
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* This source code is licensed under BSD 3-Clause License (the "License").
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* You may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://opensource.org/licenses/BSD-3-Clause
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*/
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#ifndef LY_CONFIG_H_
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#define LY_CONFIG_H_
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#ifdef _WIN32
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/* headers are broken on Windows, which means that some of them simply *have* to come first */
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# include <winsock2.h>
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# include <ws2tcpip.h>
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#endif
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/** size of fixed_mem in lyd_value, minimum is 8 (B) */
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#define LYD_VALUE_FIXED_MEM_SIZE @LYD_VALUE_SIZE@
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/** plugins */
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#define LYPLG_SUFFIX "@CMAKE_SHARED_MODULE_SUFFIX@"
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#define LYPLG_SUFFIX_LEN (sizeof LYPLG_SUFFIX - 1)
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#define LYPLG_TYPE_DIR "@PLUGINS_DIR_TYPES@"
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#define LYPLG_EXT_DIR "@PLUGINS_DIR_EXTENSIONS@"
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/** atomic compiler operations, to be able to use uint32_t */
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#ifndef _WIN32
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# define LY_ATOMIC_INC_BARRIER(var) __sync_fetch_and_add(&(var), 1)
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# define LY_ATOMIC_DEC_BARRIER(var) __sync_fetch_and_sub(&(var), 1)
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#else
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# include <windows.h>
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# define LY_ATOMIC_INC_BARRIER(var) InterlockedExchangeAdd(&(var), 1)
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# define LY_ATOMIC_DEC_BARRIER(var) InterlockedExchangeAdd(&(var), -1)
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#endif
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/** printf compiler attribute */
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#ifdef __GNUC__
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# define _FORMAT_PRINTF(FORM, ARGS) __attribute__((format (printf, FORM, ARGS)))
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#else
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# define _FORMAT_PRINTF(FORM, ARGS)
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#endif
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/** Exporting symbols to a shared library and importing back afterwards
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*
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* - use LIBYANG_API_DECL to mark a declaration in the public header
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* - use LIBYANG_API_DEF to mark a definition (in the source code for the actual implementaiton)
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* */
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#ifdef _MSC_VER
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# ifndef STATIC
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# define LIBYANG_API_DEF __declspec(dllexport)
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# ifdef LIBYANG_BUILD
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# define LIBYANG_API_DECL __declspec(dllexport)
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# else
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# define LIBYANG_API_DECL __declspec(dllimport)
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# endif
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# endif
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#else
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/*
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* If the compiler supports attribute to mark objects as hidden, mark all
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* objects as hidden and export only objects explicitly marked to be part of
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* the public API.
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*/
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# define LIBYANG_API_DEF __attribute__((visibility("default")))
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# define LIBYANG_API_DECL
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#endif
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#endif /* LY_CONFIG_H_ */
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