X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=src%2FgdcmDebug.h;h=35e159506d636b4b451cb2ea85c14e0bfbf9dcaa;hb=3a9e9df62b3198c4f93d1768074b6be828ac7308;hp=67d49f9edf9c002fac2e2be3d32dc8a16add3709;hpb=fd37aa842b5d31ca266b6bda8a77f3201d02338d;p=gdcm.git diff --git a/src/gdcmDebug.h b/src/gdcmDebug.h index 67d49f9e..35e15950 100644 --- a/src/gdcmDebug.h +++ b/src/gdcmDebug.h @@ -3,8 +3,8 @@ Program: gdcm Module: $RCSfile: gdcmDebug.h,v $ Language: C++ - Date: $Date: 2004/09/27 08:39:05 $ - Version: $Revision: 1.7 $ + Date: $Date: 2005/02/11 20:14:55 $ + Version: $Revision: 1.33 $ Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de l'Image). All rights reserved. See Doc/License.txt or @@ -21,41 +21,170 @@ #include "gdcmCommon.h" +#include +#include +#include +#include + +namespace gdcm +{ //----------------------------------------------------------------------------- /** - * \ingroup gdcmDebug - * \brief gdcmDebug is an object for debugging in program. + * \brief Debug is an object for debugging in program. * It has 2 debugging modes : - * - error : for bad library use - * - debug : for debugging messages + * - error : for bad library use, seriously wrong DICOM + * - debug : for information/debug messages + * - warning : for warning about DICOM quality (kosher) * - * A debugging message has a level of priority and is - * Shown only when the debug level is higher than the - * message level. + * A debugging message is only show if the flag is on (DebugFlag) + * This is static var and can be set at beginning of code: + * gdcm::Debug::SetDebugOn(); */ -class GDCM_EXPORT gdcmDebug +class GDCM_EXPORT Debug { public: - gdcmDebug(int level = -1); - - void SetDebug (int level); - void Verbose(int level, const char* msg1, const char* msg2 = "") ; - void Error (bool test, const char* msg1, const char* msg2 = ""); - void Error (const char* msg1, const char* msg2 = "", const char* msg3 = ""); + Debug(); + ~Debug(); - void Assert(int level, bool test, const char * msg1, const char * msg2); - void Exit(int a); + /// \brief This is a global flag that controls whether any debug, warning + /// messages are displayed. + static void SetDebugFlag (bool flag); + static bool GetDebugFlag (); + /// \brief Sets the Debug Flag to true + static void DebugOn () { SetDebugFlag(true); }; + /// \brief Sets the Debug Flag to false + static void DebugOff () { SetDebugFlag(false); }; - static gdcmDebug &GetReference(); + /// \brief This is a global flag that controls if debug are redirected + /// to a file or not + static void SetDebugToFile (bool flag); + static bool GetDebugToFile (); + /// \brief Next debug messages will be sent in the debug file + static void DebugToFileOn () { SetDebugToFile(true); }; + /// \brief Next debug messages will be sent in the standard output + static void DebugToFileOff () { SetDebugToFile(false); }; -private: -/// warning message level to be displayed - int DebugLevel; + static void SetDebugFilename (std::string const &filename); + static std::ofstream &GetDebugFile (); }; -/// Instance of debugging utility. -static gdcmDebug dbg; +} // end namespace gdcm + +// 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 "" +#endif //GDCM_COMPILER_HAS_FUNCTION + +/** + * \brief Debug + * @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' \ + << "Last system error was: " << strerror(errno) \ + << '\n' << msg << "\n\n"; \ + if( Debug::GetDebugToFile() ) \ + Debug::GetDebugFile() << osmacro.str() << std::endl; \ + else \ + std::cerr << osmacro.str() << std::endl; \ + } \ +} +#endif //NDEBUG + +/** + * \brief Warning + * @param msg message part + */ +#ifdef NDEBUG +#define gdcmWarningMacro(msg) +#else +#define gdcmWarningMacro(msg) \ +{ \ + if( Debug::GetDebugFlag() ) \ + { \ + 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 + * @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 + * @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 #endif