basic.cpp File Reference

#include "basic.hpp"
#include "analyze.hpp"
#include "string.hpp"

Include dependency graph for basic.cpp:

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Functions
int	hash (pointer ptr)
	Computes a hash value for a pointer.
void	tm_throw (const char *msg)
	Function used to throw an exception with a specified error message.
void	handle_exceptions ()
	Function used to handle exceptions by displaying and clearing the exception message.
int	new_type_identifier ()
	Generates a new type identifier.
tm_ostream &	operator<< (tm_ostream &out, display_control ctrl)
	Output operator for display control options.

Variables
string	the_exception
	Global variable used to store the current exception message.
string	the_report
static int	current_indent = 0

Function Documentation

hash()

int hash

(

pointer

ptr

)

Computes a hash value for a pointer.

Parameters

ptr	The pointer to hash.

Returns

The hash value.

Definition at line 17 of file basic.cpp.

                   {
  return ((int) ((intptr_t) ptr)) + (((int) ((intptr_t) ptr)) % 19);
}

tm_throw()

void tm_throw

(

const char *

msg

)

Function used to throw an exception with a specified error message.

Parameters

msg	The error message to throw with the exception.

Definition at line 27 of file basic.cpp.

                           {
  the_exception= msg;
  // the_report   = get_crash_report (msg);
  cout << "Throwing " << msg << LF;
  cout << "-------------------------------------------------\n";
  cout << the_report << LF;
  cout << "-------------------------------------------------\n";
  throw string (msg);
}

handle_exceptions()

void handle_exceptions

(

)

Function used to handle exceptions by displaying and clearing the exception message.

Note

if catching an exception throwed by tm_throw, this function must be appended after catch(){...} block.

Definition at line 38 of file basic.cpp.

                     {
  if (N (the_exception) != 0) {
    // formatted arg (verbatim_to_tree (the_report, false, "utf-8"));
    // failed_error << "Exception, " << the_exception << arg << LF;
    the_exception= "";
    the_report   = "";
  }
}

new_type_identifier()

int new_type_identifier

(

)

Generates a new type identifier.

Returns

The new type identifier.

Definition at line 53 of file basic.cpp.

                       {
  static int id= 0;
  id--;
  return id;
}

operator<<()

tm_ostream & operator<<	(	tm_ostream &	out,
		display_control	ctrl )

Output operator for display control options.

Parameters

out	The output stream to write to.
ctrl	The display control option.

Returns

The output stream.

Definition at line 61 of file basic.cpp.

                                                   {
  int i;
  switch (ctrl) {
  case INDENT:
    out << "  ";
    current_indent+= 2;
    break;
  case UNINDENT:
    out << "\b\b";
    current_indent-= 2;
    break;
  case HRULE:
    for (i= current_indent; i < 78; i++)
      out << "-";
  case LF:
    out << "\n";
    for (i= 0; i < current_indent; i++)
      out << " ";
    break;
  }
  return out;
}

Variable Documentation

the_exception

string the_exception

Global variable used to store the current exception message.

Definition at line 22 of file basic.cpp.

the_report

string the_report

Definition at line 23 of file basic.cpp.

current_indent

int current_indent = 0

static

Definition at line 59 of file basic.cpp.