bool LoadTokenIdxSetFromFile(std::istream& f,TokenIdxSet* data)
{
if(!data)
return false;
bool result = true;
data->clear();
int size = 0;
do
{
if (!LoadIntFromFile(f, &size))
{
result = false;
break;
}
int i,num = 0;
for (i = 0; i < size; i++)
{
if(!LoadIntFromFile(f,&num))
{
result = false;
break;
}
data->insert(num);
}
}while(false);
return result;
}
bool Parser::ReadFromCache(wxInputStream* f)
{
bool result = false;
TRACK_THREAD_LOCKER(s_TokensTreeCritical);
wxCriticalSectionLocker locker(s_TokensTreeCritical);
THREAD_LOCKER_SUCCESS(s_TokensTreeCritical);
char CACHE_MAGIC_READ[] = " ";
m_TokensTree->clear(); // Clear data
// File format is like this:
//
// CACHE_MAGIC
// Number of parsed files
// Number of tokens
// Parsed files
// Tokens
// EOF
// Begin loading process
do
{
// keep a backup of include dirs
if (f->Read(CACHE_MAGIC_READ, sizeof(CACHE_MAGIC_READ)).LastRead() != sizeof(CACHE_MAGIC_READ) ||
strncmp(CACHE_MAGIC, CACHE_MAGIC_READ, sizeof(CACHE_MAGIC_READ) != 0))
break;
int fcount = 0, actual_fcount = 0;
int tcount = 0, actual_tcount = 0;
int idx;
if (!LoadIntFromFile(f, &fcount))
break;
if (!LoadIntFromFile(f, &tcount))
break;
if (fcount < 0)
break;
if (tcount < 0)
break;
wxString file;
int nonempty_token = 0;
Token* token = 0;
do // do while-false block
{
// Filenames
int i;
for (i = 0; i < fcount && !f->Eof(); ++i)
{
if (!LoadIntFromFile(f,&idx)) // Filename index
break;
if (idx != i)
break;
if (!LoadStringFromFile(f,file)) // Filename data
break;
if (!idx)
file.Clear();
if (file.IsEmpty())
idx = 0;
m_TokensTree->m_FilenamesMap.insert(file);
actual_fcount++;
}
result = (actual_fcount == fcount);
if (!result)
break;
if (tcount)
m_TokensTree->m_Tokens.resize(tcount,0);
// Tokens
for (i = 0; i < tcount && !f->Eof(); ++i)
{
token = 0;
if (!LoadIntFromFile(f, &nonempty_token))
break;
if (nonempty_token != 0)
{
token = new Token(wxEmptyString, 0, 0, ++m_TokensTree->m_TokenTicketCount);
if (!token->SerializeIn(f))
{
delete token;
--m_TokensTree->m_TokenTicketCount;
token = 0;
break;
}
m_TokensTree->insert(i,token);
}
++actual_tcount;
}
if (actual_tcount != tcount)
break;
m_TokensTree->RecalcFreeList();
result = true;
} while(false);
} while(false);
// End loading process
if (result)
m_UsingCache = true;
else
m_TokensTree->clear();
m_TokensTree->m_Modified = false;
return result;
}
bool Token::SerializeIn(std::istream& f)
{
bool result = true;
do
{
if (!LoadIntFromFile(f, (int*)&m_Self))
{
result = false;
break;
}
if (!LoadIntFromFile(f, (int*)&m_ParentIndex))
{
result = false;
break;
}
if(m_ParentIndex < 0)
m_ParentIndex = -1;
if (!LoadStringFromFile(f, m_Type))
{
result = false;
break;
}
if (!LoadStringFromFile(f, m_ActualType))
{
result = false;
break;
}
if (!LoadStringFromFile(f, m_Name))
{
result = false;
break;
}
if (!LoadStringFromFile(f, m_Args))
{
result = false;
break;
}
if (!LoadStringFromFile(f, m_AncestorsString))
{
result = false;
break;
}
if (!LoadIntFromFile(f, (int*)&m_FileIdx))
{
result = false;
break;
}
if (!LoadIntFromFile(f, (int*)&m_Line))
{
result = false;
break;
}
if (!LoadIntFromFile(f, (int*)&m_ImplFile))
{
result = false;
break;
}
if (!LoadIntFromFile(f, (int*)&m_ImplLine))
{
result = false;
break;
}
if (!LoadIntFromFile(f, (int*)&m_Scope))
{
result = false;
break;
}
if (!LoadIntFromFile(f, (int*)&m_TokenKind))
{
result = false;
break;
}
if (!LoadIntFromFile(f, (int*)&m_IsOperator))
{
result = false;
break;
}
if (!LoadIntFromFile(f, (int*)&m_IsLocal))
{
result = false;
break;
}
if(!LoadTokenIdxSetFromFile(f, &m_Ancestors))
{
result = false;
break;
}
if(!LoadTokenIdxSetFromFile(f, &m_Children))
{
result = false;
break;
}
if(!LoadTokenIdxSetFromFile(f, &m_Descendants))
{
result = false;
break;
}
} while(false);
return result;
}
bool Token::SerializeIn(wxFile* f)
{
if (!LoadIntFromFile(f, (int*)&m_ParentIndex)) return false;
if (!LoadStringFromFile(f, m_Type)) return false;
if (!LoadStringFromFile(f, m_ActualType)) return false;
if (!LoadStringFromFile(f, m_Name)) return false;
if (!LoadStringFromFile(f, m_DisplayName)) return false;
if (!LoadStringFromFile(f, m_Args)) return false;
if (!LoadStringFromFile(f, m_AncestorsString)) return false;
if (!LoadStringFromFile(f, m_Filename)) return false;
if (!LoadIntFromFile(f, (int*)&m_Line)) return false;
if (!LoadStringFromFile(f, m_ImplFilename)) return false;
if (!LoadIntFromFile(f, (int*)&m_ImplLine)) return false;
if (!LoadIntFromFile(f, (int*)&m_Scope)) return false;
if (!LoadIntFromFile(f, (int*)&m_TokenKind)) return false;
if (!LoadIntFromFile(f, (int*)&m_IsOperator)) return false;
if (!LoadIntFromFile(f, (int*)&m_IsLocal)) return false;
m_AncestorsIndices.Clear();
int count = 0;
LoadIntFromFile(f, &count);
for (int i = 0; i < count; ++i)
{
int idx = 0;
LoadIntFromFile(f, &idx);
m_AncestorsIndices.Add(idx);
}
m_ChildrenIndices.Clear();
count = 0;
LoadIntFromFile(f, &count);
for (int i = 0; i < count; ++i)
{
int idx = 0;
LoadIntFromFile(f, &idx);
m_ChildrenIndices.Add(idx);
}
// parent-child relationship is set in a post-processing step
return true;
}