X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/b2aef89b7a675805b601e757492c982031f38d21..f9c165b1d621341bce1edd840ac71590c5d37f62:/include/wx/debug.h diff --git a/include/wx/debug.h b/include/wx/debug.h index 2f65767f4e..4cb9dd165d 100644 --- a/include/wx/debug.h +++ b/include/wx/debug.h @@ -1,37 +1,39 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: debug.h +// Name: wx/debug.h // Purpose: Misc debug functions and macros // Author: Vadim Zeitlin // Modified by: // Created: 29/01/98 // RCS-ID: $Id$ // Copyright: (c) 1998 Vadim Zeitlin -// Licence: wxWindows license +// Licence: wxWindows license ///////////////////////////////////////////////////////////////////////////// -#ifndef __WXDEBUGH__ -#define __WXDEBUGH__ +#ifndef _WX_DEBUG_H_ +#define _WX_DEBUG_H_ #include +#include "wx/wxchar.h" + // ---------------------------------------------------------------------------- -/** - @name Debugging macros +/** + @name Debugging macros All debugging macros rely on ASSERT() which in turn calls user-defined OnAssert() function. To keep things simple, it's called even when the expression is TRUE (i.e. everything is ok) and by default does nothing: just returns the same value back. But if you redefine it to do something more sexy - (popping up a message box in your favourite GUI, sending you e-mail or + (popping up a message box in your favourite GUI, sending you e-mail or whatever) it will affect all ASSERTs, FAILs and CHECKs in your code.

- Warning: if you don't like advices on programming style, don't read + Warning: if you don't like advices on programming style, don't read further! ;-)

Extensive use of these macros is recommended! Remember that ASSERTs are - disabled in final (without WXDEBUG defined) build, so they add strictly + disabled in final (without __WXDEBUG__ defined) build, so they add strictly nothing to your program's code. On the other hand, CHECK macros do stay even in release builds, but in general are not much of a burden, while a judicious use of them might increase your program's stability. @@ -41,6 +43,10 @@ // ---------------------------------------------------------------------------- //@{ +// Use of these suppresses compiler warnings about testing constant expression +WXDLLEXPORT_DATA(extern const bool) wxTrue; +WXDLLEXPORT_DATA(extern const bool) wxFalse; + /** @name Macros which are completely disabled in 'release' mode */ //@{ #ifdef __WXDEBUG__ @@ -51,34 +57,36 @@ @param szFile and nLine - file name and line number of the ASSERT szMsg - optional message explaining the reason */ - void wxOnAssert(const char *szFile, int nLine, const char *szMsg = NULL); + void WXDLLEXPORT wxOnAssert(const wxChar *szFile, int nLine, const wxChar *szMsg = (const wxChar *) NULL); /// generic assert macro - #define wxASSERT(cond) if ( !(cond) ) wxOnAssert(__FILE__, __LINE__) - /// assert with additional message explaining it's cause - #define wxASSERT_MSG(x, m) if ( !(x) ) wxOnAssert(__FILE__, __LINE__, m) + #define wxASSERT(cond) if ( !(cond) ) wxOnAssert(__TFILE__, __LINE__) + + /// assert with additional message explaining it's cause + #define wxASSERT_MSG(x, m) if ( !(x) ) wxOnAssert(__TFILE__, __LINE__, m) #else // nothing to do in release modes (hopefully at this moment there are // no more bugs ;-) #define wxASSERT(cond) #define wxASSERT_MSG(x, m) -#endif //WXDEBUG +#endif //__WXDEBUG__ - /// special form of assert: always triggers it (in debug mode) -#define wxFAIL wxASSERT(0) - /// FAIL with some message -#define wxFAIL_MSG(msg) wxASSERT_MSG(0, msg) +/// special form of assert: always triggers it (in debug mode) +#define wxFAIL wxASSERT(wxFalse) + +/// FAIL with some message +#define wxFAIL_MSG(msg) wxASSERT_MSG(wxFalse, msg) //@} // NB: these macros work also in release mode! -/** +/** These macros must be used only in invalid situation: for example, an invalid parameter (NULL pointer) is passed to a function. Instead of dereferencing it and causing core dump the function might try using CHECK( p != NULL ) or CHECK( p != NULL, return LogError("p is NULL!!") ) - @name Macros which remain even in 'release' mode + @name Macros which remain even in 'release' mode */ //@{ /// check that expression is true, "return" if not (also FAILs in debug mode) @@ -99,5 +107,4 @@ //@} -#endif // __WXDEBUGH__ - +#endif // _WX_DEBUG_H_