nros C API
Lightweight ROS 2 client for embedded real-time systems
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include
nros
visibility.h
Go to the documentation of this file.
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#ifndef NROS_VISIBILITY_H
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#define NROS_VISIBILITY_H
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#ifdef __cplusplus
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extern
"C"
{
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#endif
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// Visibility macros for shared library support
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#if defined(_WIN32)
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#if defined(NROS_BUILDING_DLL)
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#define NROS_PUBLIC __declspec(dllexport)
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#elif defined(NROS_USING_DLL)
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#define NROS_PUBLIC __declspec(dllimport)
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#else
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#define NROS_PUBLIC
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#endif
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#define NROS_LOCAL
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#else
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#if __GNUC__ >= 4
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#define NROS_PUBLIC __attribute__((visibility("default")))
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#define NROS_LOCAL __attribute__((visibility("hidden")))
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#else
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#define NROS_PUBLIC
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#define NROS_LOCAL
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#endif
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#endif
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// Deprecation macro
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#if defined(__GNUC__) || defined(__clang__)
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#define NROS_DEPRECATED __attribute__((deprecated))
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#elif defined(_MSC_VER)
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#define NROS_DEPRECATED __declspec(deprecated)
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#else
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#define NROS_DEPRECATED
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#endif
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// Warn unused result
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#if defined(__GNUC__) || defined(__clang__)
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#define NROS_WARN_UNUSED __attribute__((warn_unused_result))
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#else
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#define NROS_WARN_UNUSED
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif
// NROS_VISIBILITY_H
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