BaseException Class Reference

#include <myexcept.h>

Inheritance diagram for BaseException:

Public Member Functions
	BaseException (const char *a_what=0)

Static Public Member Functions
static void	AddMessage (const char *a_what)
static void	AddInt (int value)
static const char *	what ()

Static Public Attributes
static unsigned long	Select

Static Protected Attributes
static char *	what_error
static int	SoFar
static int	LastOne

Detailed Description

Definition at line 69 of file myexcept.h.

Constructor & Destructor Documentation

BaseException()

BaseException::BaseException

(

const char *

a_what = 0

)

Definition at line 49 of file myexcept.cpp.

References Tracer::AddTrace().

{
   Select++; SoFar = 0;
   if (!what_error)                   // make space for exception message
   {
      LastOne = 511;
      what_error = new char[512];
      if (!what_error)                // fail to make space
      {
         LastOne = 0;
         what_error = (char *)"No heap space for exception message\n";
      }
   }
   AddMessage("\n\nAn exception has been thrown\n");
   AddMessage(a_what);
   if (a_what) Tracer::AddTrace();
}

Member Function Documentation

AddInt()

void BaseException::AddInt ( int  value )

static

Definition at line 82 of file myexcept.cpp.

References n.

Referenced by IndexException::IndexException().

{
   bool negative;
   if (value == 0) { AddMessage("0"); return; }
   else if (value < 0) { value = -value; negative = true; }
   else negative = false;
   int n = 0; int v = value;        // how many digits will we need?
   while (v > 0) { v /= 10; n++; }
   if (negative) n++;
   if (LastOne-SoFar < n) { AddMessage("***"); return; }

   SoFar += n; n = SoFar; what_error[n] = 0;
   while (value > 0)
   {
      int nv = value / 10; int rm = value - nv * 10;  value = nv;
      what_error[--n] = (char)(rm + '0');
   }
   if (negative) what_error[--n] = '-';
   return;
}

AddMessage()

void BaseException::AddMessage ( const char *  a_what )

static

Definition at line 67 of file myexcept.cpp.

Referenced by Tracer::AddTrace(), Bad_alloc::Bad_alloc(), CannotBuildException::CannotBuildException(), ConvergenceException::ConvergenceException(), Domain_error::Domain_error(), IncompatibleDimensionsException::IncompatibleDimensionsException(), IndexException::IndexException(), InternalException::InternalException(), Invalid_argument::Invalid_argument(), Length_error::Length_error(), Logic_error::Logic_error(), NotDefinedException::NotDefinedException(), NotSquareException::NotSquareException(), NPDException::NPDException(), Out_of_range::Out_of_range(), Overflow_error::Overflow_error(), OverflowException::OverflowException(), ProgramException::ProgramException(), Range_error::Range_error(), Runtime_error::Runtime_error(), SingularException::SingularException(), SubMatrixDimensionException::SubMatrixDimensionException(), and VectorException::VectorException().

{
   if (a_what)
   {
      int l = (int)strlen(a_what); int r = LastOne - SoFar;
      if (l < r) { strcpy(what_error+SoFar, a_what); SoFar += l; }
      else if (r > 0)
      {
         strncpy(what_error+SoFar, a_what, r);
         what_error[LastOne] = 0;
         SoFar = LastOne;
      }
   }
}

what()

static const char* BaseException::what ( )

inlinestatic

Definition at line 81 of file myexcept.h.

Referenced by Terminate().

{ return what_error; }

Member Data Documentation

LastOne

int BaseException::LastOne

staticprotected

Definition at line 74 of file myexcept.h.

Select

unsigned long BaseException::Select

static

Definition at line 79 of file myexcept.h.

Referenced by Bad_alloc::Bad_alloc(), CannotBuildException::CannotBuildException(), ConvergenceException::ConvergenceException(), Domain_error::Domain_error(), IncompatibleDimensionsException::IncompatibleDimensionsException(), IndexException::IndexException(), InternalException::InternalException(), Invalid_argument::Invalid_argument(), Length_error::Length_error(), Logic_error::Logic_error(), NotDefinedException::NotDefinedException(), NotSquareException::NotSquareException(), NPDException::NPDException(), Out_of_range::Out_of_range(), Overflow_error::Overflow_error(), OverflowException::OverflowException(), ProgramException::ProgramException(), Range_error::Range_error(), Runtime_error::Runtime_error(), SingularException::SingularException(), SubMatrixDimensionException::SubMatrixDimensionException(), and VectorException::VectorException().

SoFar

int BaseException::SoFar

staticprotected

Definition at line 73 of file myexcept.h.

what_error

char * BaseException::what_error

staticprotected

Definition at line 72 of file myexcept.h.

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The documentation for this class was generated from the following files:

• myexcept.h
• myexcept.cpp