/*------------------------------------------------------------------------*/
BOOL HistoryFile::setDefaultFilename(void)
{
const ScilabPreferences* prefs = getScilabPreferences();
if (prefs != NULL && prefs->historyFile != NULL)
{
const char* prefHistoryFile = prefs->historyFile;
this->setFilename(expandPathVariable((char*)prefHistoryFile));
return TRUE;
}
else
{
std::string filename(DEFAULT_HISTORY_FILE);
char *SCIHOME = getSCIHOME();
if (SCIHOME)
{
std::string scihome(SCIHOME);
std::string sep(DIR_SEPARATOR);
this->setFilename(scihome + sep + filename);
return TRUE;
}
else
{
this->setFilename(filename);
return FALSE;
}
}
}
unsigned long GetLargestFreeMemoryRegion(void)
{
#if _WIN64
const ScilabPreferences* prefs = getScilabPreferences();
/* we need to limit values to 32 bits for Scilab :( */
/* Bug 10439 JVM reserves some space in 32 bit space */
/* "Empiric" value for a Java Heap space to 256mb */
/* It is not really a good workaround :/ */
unsigned long SECURITY_FREE_MEMORY = (atoi(prefs->heapSize) + 85) * (1024 * 1024);
#else
#define SECURITY_FREE_MEMORY 1040000
#endif
unsigned long realSize = 0;
//due to scilab stack limitation this value must not be > MAX_INT
realSize = 0x7fffffff;
if (realSize > SECURITY_FREE_MEMORY)
{
realSize -= SECURITY_FREE_MEMORY;
}
return realSize;
}
/*--------------------------------------------------------------------------*/
char * getJavaHeapSize(void)
{
const char * value = getScilabPreferences()->heapSize;
char * rvalue = NULL;
int ivalue;
if (value)
{
ivalue = (int)atof(value);
if (ivalue > 0)
{
rvalue = (char *)MALLOC(24 * sizeof(char));
sprintf(rvalue, "-Xmx%dm", ivalue);
}
}
return rvalue;
}
