46 lines
1.4 KiB
Diff
46 lines
1.4 KiB
Diff
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--- a/src/google/protobuf/stubs/port.h
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+++ b/src/google/protobuf/stubs/port.h
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@@ -90,18 +90,31 @@
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// Legacy: some users reference these (internal-only) macros even though we
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// don't need them any more.
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-#if defined(_MSC_VER) && defined(PROTOBUF_USE_DLLS)
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- #ifdef LIBPROTOBUF_EXPORTS
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- #define LIBPROTOBUF_EXPORT __declspec(dllexport)
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- #else
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- #define LIBPROTOBUF_EXPORT __declspec(dllimport)
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+#if defined(COMPONENT_BUILD) && defined(PROTOBUF_USE_DLLS)
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+ #if defined(_MSC_VER)
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+ #ifdef LIBPROTOBUF_EXPORTS
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+ #define LIBPROTOBUF_EXPORT __declspec(dllexport)
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+ #else
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+ #define LIBPROTOBUF_EXPORT __declspec(dllimport)
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+ #endif
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+ #ifdef LIBPROTOC_EXPORTS
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+ #define LIBPROTOC_EXPORT __declspec(dllexport)
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+ #else
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+ #define LIBPROTOC_EXPORT __declspec(dllimport)
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+ #endif
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+ #else // defined(_MSC_VER)
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+ #ifdef LIBPROTOBUF_EXPORTS
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+ #define LIBPROTOBUF_EXPORT __attribute__((visibility("default")))
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+ #else
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+ #define LIBPROTOBUF_EXPORT
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+ #endif
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+ #ifdef LIBPROTOC_EXPORTS
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+ #define LIBPROTOC_EXPORT __attribute__((visibility("default")))
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+ #else
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+ #define LIBPROTOC_EXPORT
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+ #endif
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#endif
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- #ifdef LIBPROTOC_EXPORTS
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- #define LIBPROTOC_EXPORT __declspec(dllexport)
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- #else
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- #define LIBPROTOC_EXPORT __declspec(dllimport)
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- #endif
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-#else
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+#else // defined(COMPONENT_BUILD) && defined(PROTOBUF_USE_DLLS)
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#define LIBPROTOBUF_EXPORT
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#define LIBPROTOC_EXPORT
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#endif
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