+
+// Here we define function this is the only way to be able to pass
+// stuff with indirection like:
+// gdcmDebug( "my message:" << i << '\t' );
+// You cannot use function unless you use vnsprintf ...
+
+// __FUNCTION is not always defined by preprocessor
+// In c++ we should use __PRETTY_FUNCTION__ instead...
+#ifdef GDCM_COMPILER_HAS_FUNCTION
+// Handle particular case for GNU C++ which also defines __PRETTY_FUNCTION__
+// which is a lot nice in C++
+#ifdef __BORLANDC__
+# define __FUNCTION__ __FUNC__
+#endif
+#ifdef __GNUC__
+# define GDCM_FUNCTION __PRETTY_FUNCTION__
+#else
+# define GDCM_FUNCTION __FUNCTION__
+#endif //__GNUC__
+#else
+# define GDCM_FUNCTION "<unknow>"
+#endif //GDCM_COMPILER_HAS_FUNCTION
+
+/**
+ * \brief Debug : To be used to help bug tracking developer
+ * @param msg message part
+ */
+#ifdef NDEBUG
+#define gdcmDebugMacro(msg) {}
+#else
+#define gdcmDebugMacro(msg) \
+{ \
+ if( Debug::GetDebugFlag() ) \
+ { \
+ std::ostringstream osmacro; \
+ osmacro << "Debug: In " __FILE__ ", line " << __LINE__ \
+ << ", function " << GDCM_FUNCTION << '\n'; \
+ if( errno ) \
+ osmacro << "Last system error was: " << \
+ strerror(errno) << '\n'; \
+ osmacro << msg << "\n\n"; \
+ if( Debug::GetDebugToFile() ) \
+ Debug::GetDebugFile() << osmacro.str() << std::endl; \
+ else \
+ std::cerr << osmacro.str() << std::endl; \
+ } \
+}
+#endif //NDEBUG
+
+/**
+ * \brief Warning : To be used to warn the user when some oddity occurs
+ * @param msg message part
+ */
+#ifdef NDEBUG
+#define gdcmWarningMacro(msg) {}
+#else
+#define gdcmWarningMacro(msg) \
+{ \
+ if( Debug::GetWarningFlag() ) \
+ { \
+ std::ostringstream osmacro; \
+ osmacro << "Warning: In " __FILE__ ", line " << __LINE__ \
+ << ", function " << GDCM_FUNCTION << "\n" \
+ << msg << "\n\n"; \
+ if( Debug::GetDebugToFile() ) \
+ Debug::GetDebugFile() << osmacro.str() << std::endl; \
+ else \
+ std::cerr << osmacro.str() << std::endl; \
+ } \
+}
+#endif //NDEBUG
+
+/**
+ * \brief Error : To be used when unecoverabale error occurs
+ * at a 'deep' level. (don't use it if file is not ACR/DICOM!)
+ * @param msg second message part
+ */
+#ifdef NDEBUG
+#define gdcmErrorMacro(msg) {}
+#else
+#define gdcmErrorMacro(msg) \
+{ \
+ std::ostringstream osmacro; \
+ osmacro << "Error: In " __FILE__ ", line " << __LINE__ \
+ << ", function " << GDCM_FUNCTION << '\n' \
+ << msg << "\n\n"; \
+ if( Debug::GetDebugToFile() ) \
+ Debug::GetDebugFile() << osmacro.str() << std::endl; \
+ else \
+ std::cerr << osmacro.str() << std::endl; \
+}
+#endif //NDEBUG
+
+/**
+ * \brief Assert : To be used when an *absolutely* impossible error occurs
+ * No function should be allowed to stop the process instead of
+ * warning the caller!
+ * @param arg argument to test
+ * An easy solution to pass also a message is to do:
+ * gdcmAssertMacro( "my message" && 2 < 3 )
+ */
+#ifdef NDEBUG
+#define gdcmAssertMacro(arg) {}
+#else
+#define gdcmAssertMacro(arg) \
+{ \
+ if( !(arg) ) \
+ { \
+ std::ostringstream osmacro; \
+ osmacro << "Assert: In " __FILE__ ", line " << __LINE__ \
+ << ", function " << GDCM_FUNCTION \
+ << "\n\n"; \
+ if( Debug::GetDebugToFile() ) \
+ Debug::GetDebugFile() << osmacro.str() << std::endl; \
+ else \
+ std::cerr << osmacro.str() << std::endl; \
+ assert ( arg ); \
+ } \
+}
+#endif //NDEBUG
+
+//-----------------------------------------------------------------------------
+//
+// Define GDCM_LEGACY macro to mark legacy methods where they are
+// declared in their class.
+//
+// WARNING : Don't try to use it with 'inline' methods !
+//
+//Example usage:
+//
+// // @deprecated Replaced by MyOtherMethod() as of gdcm 2.0.
+// GDCM_LEGACY(void MyMethod());
+#if defined(GDCM_LEGACY_REMOVE)
+ // Remove legacy methods completely.
+# define GDCM_LEGACY(method)
+#elif defined(GDCM_LEGACY_SILENT) || defined(SWIG)
+ // Provide legacy methods with no warnings.
+# define GDCM_LEGACY(method) method
+#else
+ // Setup compile-time warnings for uses of deprecated methods if
+ // possible on this compiler.
+# if defined(__GNUC__) && !defined(__INTEL_COMPILER) && (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 1))
+#if defined(__APPLE__) && (__GNUC__ == 3) && (__GNUC_MINOR__ == 3)
+// Seems like there is a bug in APPLE gcc for deprecated attribute and ctor
+// This is fixed in g++ 4.0 (Tiger)
+# define GDCM_LEGACY(method) method
+#else
+# define GDCM_LEGACY(method) method __attribute__((deprecated))
+#endif
+# elif defined(_MSC_VER) && _MSC_VER >= 1300
+# define GDCM_LEGACY(method) __declspec(deprecated) method
+# else
+# define GDCM_LEGACY(method) method
+# endif
+#endif
+
+// Macros to create runtime deprecation warning messages in function
+// bodies. Example usage:
+//
+// void MyClass::MyOldMethod()
+// {
+// GDCM_LEGACY_BODY(MyClass::MyOldMethod, 2.0);
+// }
+//
+// void MyClass::MyMethod()
+// {
+// GDCM_LEGACY_REPLACED_BODY(MyClass::MyMethod, 5.0,
+// MyClass::MyOtherMethod);
+// }
+#if defined(GDCM_LEGACY_REMOVE) || defined(GDCM_LEGACY_SILENT)
+# define GDCM_LEGACY_BODY(method, version)
+# define GDCM_LEGACY_REPLACED_BODY(method, version, replace)
+#else
+# define GDCM_LEGACY_BODY(method, version) \
+ gdcmWarningMacro(#method " was deprecated for gdcm" #version " and will be removed in a future version.")
+# define GDCM_LEGACY_REPLACED_BODY(method, version, replace) \
+ gdcmWarningMacro(#method " was deprecated for gdcm" #version " and will be removed in a future version. Use " #replace " instead.")
+#endif