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#ifndef MAILCORE_MCUTILS_H
#define MAILCORE_MCUTILS_H
#ifdef __cplusplus
#define MC_SAFE_RETAIN(o) ((o) != NULL ? (o)->retain() : NULL)
#define MC_SAFE_COPY(o) ((o) != NULL ? (o)->copy() : NULL)
#define MC_SAFE_RELEASE(o) \
do { \
if ((o) != NULL) { \
(o)->release(); \
(o) = NULL; \
} \
} while (0)
#define MC_SAFE_REPLACE_RETAIN(type, mField, value) \
do { \
MC_SAFE_RELEASE(mField); \
mField = (type *) MC_SAFE_RETAIN(value); \
} while (0)
#define MC_SAFE_REPLACE_COPY(type, mField, value) \
do { \
MC_SAFE_RELEASE(mField); \
mField = (type *) MC_SAFE_COPY(value); \
} while (0)
#define MCSTR(str) mailcore::String::uniquedStringWithUTF8Characters("" str "")
#define MCUTF8(str) MCUTF8DESC(str)
#define MCUTF8DESC(obj) ((obj) != NULL ? (obj)->description()->UTF8Characters() : NULL )
#define MCLOCALIZEDSTRING(key) key
#define MCISKINDOFCLASS(instance, class) (dynamic_cast<class *>(instance) != NULL)
#endif
#ifdef _MSC_VER
# ifdef MAILCORE_DLL
# define MAILCORE_EXPORT __declspec(dllexport)
# else
# define MAILCORE_EXPORT __declspec(dllimport)
# endif
#else
# define MAILCORE_EXPORT
#endif
#ifdef __clang__
#if __has_feature(attribute_analyzer_noreturn)
#define CLANG_ANALYZER_NORETURN __attribute__((analyzer_noreturn))
#else
#define CLANG_ANALYZER_NORETURN
#endif
#define ATTRIBUTE_RETURNS_NONNULL __attribute__((returns_nonnull))
#else
#define CLANG_ANALYZER_NORETURN
#define ATTRIBUTE_RETURNS_NONNULL
#endif
#endif
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