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/*
* generic exception class
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#ifdef __GNUC__
#include <unistd.h>
#endif
#include "exception.h"
/*
* Generic exception class
*/
Exception::Exception(const char *msg)
{
this->str = strdup(msg);
}
Exception::Exception(const char *owner, const char *msg)
{
this->str = (char *)malloc(strlen(owner) + strlen(msg) + 3);
if (this->str == NULL) throw new FatalException("Out of memory"); /* beautiful :-P */
sprintf(this->str, "%s: %s", owner, msg);
}
Exception::~Exception()
{
free(this->str);
}
char *Exception::get_error()
{
return this->str;
}
int Exception::get_fatal()
{
return 0;
}
/*
* Fatal exceptions
*/
FatalException::FatalException(const char *msg) : Exception(msg)
{
/* grossss hack */
// fprintf(stderr, "Unhandled exception: %s\n", msg);
}
FatalException::FatalException(const char *owner, const char *msg) : Exception(owner, msg)
{
/* grossss hack */
// fprintf(stderr, "Unhandled exception: %s: %s\n", owner, msg);
}
int FatalException::get_fatal()
{
return 1;
}
/*
* Non-fatal exceptions
*/
NonFatalException::NonFatalException(const char *msg) : Exception(msg) {}
NonFatalException::NonFatalException(const char *owner, const char *msg) : Exception(owner, msg) {}
int NonFatalException::get_fatal()
{
return 1;
}
/*
* A fatal exception thrown from the Hashtable class when a value
* requested wasn't found (only from get_int() and get_float() --
* lookup() returns NULL but get_int() and get_float() are simplifications
* to get less code duplication, and "not found" would definitely
* be an error here)
*/
ValueNotSpecifiedException::ValueNotSpecifiedException(const char *msg) :
FatalException(msg) {}
ValueNotSpecifiedException::ValueNotSpecifiedException
(const char *owner, const char *msg) : FatalException(owner, msg) {}
FileNotFoundException::FileNotFoundException(const char *msg) :
NonFatalException(msg) {}
FileNotFoundException::FileNotFoundException
(const char *owner, const char *msg) : NonFatalException(owner, msg) {}
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