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19 changes: 12 additions & 7 deletions api/include/opentelemetry/config.h
Original file line number Diff line number Diff line change
Expand Up @@ -3,12 +3,17 @@

#pragma once

#ifndef __has_include
# define OPENTELEMETRY_HAS_INCLUDE(x) 0
#else
# define OPENTELEMETRY_HAS_INCLUDE(x) __has_include(x)
#endif
#include <type_traits> // IWYU pragma: keep

#if !defined(__GLIBCXX__) || OPENTELEMETRY_HAS_INCLUDE(<codecvt>) // >= libstdc++-5
# define OPENTELEMETRY_TRIVIALITY_TYPE_TRAITS
#if defined(OPENTELEMETRY_ABI_VERSION_NO) && OPENTELEMETRY_ABI_VERSION_NO >= 2
# error \
"opentelemetry/config.h is removed in ABI version 2 and later. Please use opentelemetry/version.h instead."
#else
# if defined(__clang__) || defined(__GNUC__)
# pragma GCC warning \
"opentelemetry/config.h is deprecated. Please use opentelemetry/version.h instead."
# elif defined(_MSC_VER)
# pragma message( \
"[WARNING]: opentelemetry/config.h is deprecated. Please use opentelemetry/version.h instead.")
# endif
#endif
9 changes: 7 additions & 2 deletions api/include/opentelemetry/nostd/type_traits.h
Original file line number Diff line number Diff line change
Expand Up @@ -10,15 +10,20 @@
# endif
#endif

#include <type_traits>

#if !defined(OPENTELEMETRY_HAVE_STD_TYPE_TRAITS)
# include <array>
# include <type_traits>

# include "opentelemetry/config.h"
# include "opentelemetry/nostd/detail/void.h" // IWYU pragma: export
# include "opentelemetry/version.h"
#endif

#if !defined(__GLIBCXX__) || (defined(_GLIBCXX_RELEASE) && _GLIBCXX_RELEASE >= 7) || \
(defined(__GLIBCXX__) && __GLIBCXX__ >= 20150422) // >= libstdc++-5
# define OPENTELEMETRY_TRIVIALITY_TYPE_TRAITS
#endif

OPENTELEMETRY_BEGIN_NAMESPACE
namespace nostd
{
Expand Down
1 change: 0 additions & 1 deletion sdk/include/opentelemetry/sdk_config.h
Original file line number Diff line number Diff line change
Expand Up @@ -3,5 +3,4 @@

#pragma once

#include "opentelemetry/config.h"
#include "opentelemetry/sdk/common/global_log_handler.h"
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