void getAsString(std::string& out, std::istream& is)
{
std::getline(is, out, '\0');
if (is.fail()) {
throw ExceptionStack("getAsString", __FILE__, __LINE__);
}
}
/// Assignment operator for the environment
class Environ &Environ::operator=(class Environ &env)
{
class ExceptionStack *es,*prev;
//
m_First = ExceptionStack();
m_Root = ExceptionRoot(&m_First);
m_WarnRoot = ExceptionRoot(&m_First);
//
// Copy the parent node over.
m_pParent = env.m_pParent;
//
// Now carry the active exeption stack frames over
prev = NULL;
es = env.m_Root.m_pActive;
while(es->m_pPrevious) {
// repeat until we find the first dummy exception stack frame
prev = es;
if (m_Root.m_pActive->m_pPrevious == NULL)
m_Root.m_pActive = es;
es->m_pRoot = &(this->m_Root);
es = es->m_pPrevious;
}
// Now link the "prev" into our first if we have any
if (prev)
prev->m_pPrevious = &(m_First);
//
// Now fill in the hooks from the supplied tag list
m_pAllocationHook = env.m_pAllocationHook;
m_pReleaseHook = env.m_pReleaseHook;
//
m_pExceptionHook = env.m_pExceptionHook;
m_pWarningHook = env.m_pWarningHook;
//
// Now fill in the tags for the allocator
m_AllocationTags[0].ti_Tag = JPGTAG_MIO_SIZE;
m_AllocationTags[1].ti_Tag = JPGTAG_MIO_TYPE;
m_AllocationTags[2] = env.m_AllocationTags[2];
m_AllocationTags[3].ti_Tag = JPGTAG_TAG_DONE;
//
// now go for the tags for the memory release
m_ReleaseTags[0].ti_Tag = env.m_ReleaseTags[0].ti_Tag;
m_ReleaseTags[1].ti_Tag = JPGTAG_MIO_MEMORY;
m_ReleaseTags[2].ti_Tag = JPGTAG_MIO_RELEASE_USERDATA;
m_ReleaseTags[2] = env.m_ReleaseTags[2];
m_ReleaseTags[3].ti_Tag = JPGTAG_TAG_DONE;
//
// Fill in the exception tags
m_ExceptionTags[0].ti_Tag = JPGTAG_EXC_ERROR;
m_ExceptionTags[1].ti_Tag = JPGTAG_EXC_CLASS;
m_ExceptionTags[2].ti_Tag = JPGTAG_EXC_LINE;
m_ExceptionTags[3].ti_Tag = JPGTAG_EXC_SOURCE;
m_ExceptionTags[4].ti_Tag = JPGTAG_EXC_DESCRIPTION;
m_ExceptionTags[5] = env.m_ExceptionTags[5];
m_ExceptionTags[6].ti_Tag = JPGTAG_TAG_DONE;
//
// and finally for the warning hook
m_WarningTags[0].ti_Tag = JPGTAG_EXC_ERROR;
m_WarningTags[1].ti_Tag = JPGTAG_EXC_CLASS;
m_WarningTags[2].ti_Tag = JPGTAG_EXC_LINE;
m_WarningTags[3].ti_Tag = JPGTAG_EXC_SOURCE;
m_WarningTags[4].ti_Tag = JPGTAG_EXC_DESCRIPTION;
m_WarningTags[5].ti_Tag = JPGTAG_EXC_WARNING_USERDATA;
m_WarningTags[5] = env.m_WarningTags[5];
m_WarningTags[6].ti_Tag = JPGTAG_TAG_DONE;
// Clean the exception root as indicator
// whether we shall check the memory that remains allocated.
env.m_Root.m_pActive = NULL;
//
CleanWarnQueue();
//
return *this;
}
