X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/8f5d910492b0ffbccf3caf4b57eec434377a1314..dba006200f4b262f2381cfcbc2657cd0680502c3:/include/wx/debug.h diff --git a/include/wx/debug.h b/include/wx/debug.h index 10966502ec..ee32d3a0eb 100644 --- a/include/wx/debug.h +++ b/include/wx/debug.h @@ -78,36 +78,42 @@ */ extern void WXDLLEXPORT wxOnAssert(const wxChar *szFile, int nLine, + const wxChar *szCond, const wxChar *szMsg = NULL); // call this function to break into the debugger uncodnitionally (assuming // the program is running under debugger, of course) extern void WXDLLEXPORT wxTrap(); - /* - notice the usage of else at the end of wxASSERT macro: this ensures that - the following code - - if ( ... ) - wxASSERT(...); - else - ... - - works like expected: if there were no "else", the one in the code above - would be matched with a wrong "if" - */ + // helper function used to implement wxASSERT and wxASSERT_MSG + // + // note using "int" and not "bool" for cond to avoid VC++ warnings about + // implicit conversions when doing "wxAssert( pointer )" and also use of + // "!!cond" below to ensure that everything is converted to int + inline void WXDLLEXPORT wxAssert(int cond, + const wxChar *szFile, + int nLine, + const wxChar *szCond, + const wxChar *szMsg = NULL) + { + if ( !cond ) + wxOnAssert(szFile, nLine, szCond, szMsg); + } // generic assert macro - #define wxASSERT(cond) if ( !(cond) ) wxOnAssert(__TFILE__, __LINE__); else + #define wxASSERT(cond) wxAssert(!!(cond), __TFILE__, __LINE__, _T(#cond)) // assert with additional message explaining it's cause #define wxASSERT_MSG(cond, msg) \ - if ( !(cond) ) wxOnAssert(__TFILE__, __LINE__, msg); else + wxAssert(!!(cond), __TFILE__, __LINE__, _T(#cond), msg) // an assert helper used to avoid warning when testing constant expressions, // i.e. wxASSERT( sizeof(int) == 4 ) can generate a compiler warning about // expression being always true, but not using // wxASSERT( wxAssertIsEqual(sizeof(int), 4) ) + // + // NB: this is made obsolete by wxCOMPILE_TIME_ASSERT() and shouldn't be + // used any longer extern bool WXDLLEXPORT wxAssertIsEqual(int x, int y); #else #define wxTrap() @@ -178,9 +184,10 @@ WXDLLEXPORT_DATA(extern const bool) wxFalse; get a warning about an unnamed struct not used to define an object!). */ -#define wxMAKE_ASSERT_NAME_HELPER(line) wxAssert_ ## line -#define wxMAKE_ASSERT_NAME(line) wxMAKE_ASSERT_NAME_HELPER(line) -#define wxMAKE_UNIQUE_ASSERT_NAME wxMAKE_ASSERT_NAME(__LINE__) +#define wxMAKE_ASSERT_NAME_HELPER(line) wxAssert_ ## line +#define wxMAKE_ASSERT_NAME(line) wxMAKE_ASSERT_NAME_HELPER(line) +#define wxMAKE_UNIQUE_ASSERT_NAME wxMAKE_ASSERT_NAME(__LINE__) +#define wxMAKE_UNIQUE_ASSERT_NAME2(text) wxMAKE_ASSERT_NAME(text) /* The second argument of this macro must be a valid C++ identifier and not a @@ -193,6 +200,9 @@ WXDLLEXPORT_DATA(extern const bool) wxFalse; #define wxCOMPILE_TIME_ASSERT(expr, msg) \ struct wxMAKE_UNIQUE_ASSERT_NAME { unsigned int msg: expr; } +#define wxCOMPILE_TIME_ASSERT2(expr, msg, text) \ + struct wxMAKE_UNIQUE_ASSERT_NAME2(text) { unsigned int msg: expr; } + // helpers for wxCOMPILE_TIME_ASSERT below, for private use only #define wxMAKE_BITSIZE_MSG(type, size) type ## SmallerThan ## size ## Bits