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Always rely on GCC's auto-import on Windows.
I understood that this is nicer, because then people don't need to worry about the LZMA_API_STATIC macro. Thanks to Charles Wilson and Keith Marshall.
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1 changed files with 9 additions and 7 deletions
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@ -162,10 +162,9 @@
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******************/
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/*
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* Some systems require (or at least recommend) that the functions and
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* function pointers are declared specially in the headers. LZMA_API_IMPORT
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* is for importing symbols and LZMA_API_CALL is to specify calling
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* convention.
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* Some systems require that the functions and function pointers are
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* declared specially in the headers. LZMA_API_IMPORT is for importing
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* symbols and LZMA_API_CALL is to specify the calling convention.
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*
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* By default it is assumed that the application will link dynamically
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* against liblzma. #define LZMA_API_STATIC in your application if you
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@ -174,11 +173,14 @@
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* against static liblzma on them, don't worry about LZMA_API_STATIC. That
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* is, most developers will never need to use LZMA_API_STATIC.
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*
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* Cygwin is a special case on Windows. We rely on GCC doing the right thing
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* and thus don't use dllimport and don't specify the calling convention.
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* The GCC variants are a special case on Windows (Cygwin and MinGW).
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* We rely on GCC doing the right thing with its auto-import feature,
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* and thus don't use __declspec(dllimport). This way developers don't
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* need to worry about LZMA_API_STATIC. Also the calling convention is
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* omitted on Cygwin but not on MinGW.
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*/
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#ifndef LZMA_API_IMPORT
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# if !defined(LZMA_API_STATIC) && defined(_WIN32) && !defined(__CYGWIN__)
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# if !defined(LZMA_API_STATIC) && defined(_WIN32) && !defined(__GNUC__)
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# define LZMA_API_IMPORT __declspec(dllimport)
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# else
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# define LZMA_API_IMPORT
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