RegionDesc::Block::Block(const Func* func,
bool resumed,
Offset start,
int length,
FPInvOffset initSpOff,
uint16_t inlineLevel)
: m_id(s_nextId--)
, m_func(func)
, m_resumed(resumed)
, m_start(start)
, m_last(kInvalidOffset)
, m_length(length)
, m_initialSpOffset(initSpOff)
, m_inlinedCallee(nullptr)
, m_inlineLevel(inlineLevel)
{
assertx(length >= 0);
if (length > 0) {
SrcKey sk(func, start, resumed);
for (unsigned i = 1; i < length; ++i) sk.advance();
m_last = sk.offset();
}
checkInstructions();
checkMetadata();
}
RegionDesc::Block::Block(const Func* func, Offset start, int length)
: m_func(func)
, m_start(start)
, m_last(kInvalidOffset)
, m_length(length)
, m_inlinedCallee(nullptr)
{
assert(length >= 0);
if (length > 0) {
SrcKey sk(func, start);
for (unsigned i = 1; i < length; ++i) sk.advance();
m_last = sk.offset();
}
checkInstructions();
checkMetadata();
}
QgsSqliteHandle *QgsSqliteHandle::openDb( const QString &dbPath, bool shared )
{
sqlite3 *sqlite_handle = nullptr;
//QMap < QString, QgsSqliteHandle* >&handles = QgsSqliteHandle::handles;
if ( shared && sHandles.contains( dbPath ) )
{
QgsDebugMsg( QString( "Using cached connection for %1" ).arg( dbPath ) );
sHandles[dbPath]->ref++;
return sHandles[dbPath];
}
QgsDebugMsg( QString( "New sqlite connection for " ) + dbPath );
if ( QgsSLConnect::sqlite3_open_v2( dbPath.toUtf8().constData(), &sqlite_handle, shared ? SQLITE_OPEN_READWRITE : SQLITE_OPEN_READONLY | SQLITE_OPEN_NOMUTEX, nullptr ) )
{
// failure
QgsDebugMsg( QString( "Failure while connecting to: %1\n%2" )
.arg( dbPath,
QString::fromUtf8( sqlite3_errmsg( sqlite_handle ) ) ) );
return nullptr;
}
// checking the DB for sanity
if ( !checkMetadata( sqlite_handle ) )
{
// failure
QgsDebugMsg( QString( "Failure while connecting to: %1\n\ninvalid metadata tables" ).arg( dbPath ) );
QgsSLConnect::sqlite3_close( sqlite_handle );
return nullptr;
}
// activating Foreign Key constraints
( void )sqlite3_exec( sqlite_handle, "PRAGMA foreign_keys = 1", nullptr, 0, nullptr );
QgsDebugMsg( "Connection to the database was successful" );
QgsSqliteHandle *handle = new QgsSqliteHandle( sqlite_handle, dbPath, shared );
if ( shared )
sHandles.insert( dbPath, handle );
return handle;
}
RegionDesc::Block::Block(const Func* func,
bool resumed,
Offset start,
int length,
FPInvOffset initSpOff)
: m_id(s_nextId.fetch_sub(1, std::memory_order_relaxed))
, m_func(func)
, m_resumed(resumed)
, m_start(start)
, m_last(kInvalidOffset)
, m_length(length)
, m_initialSpOffset(initSpOff)
, m_profTransID(kInvalidTransID)
{
assertx(length >= 0);
if (length > 0) {
SrcKey sk(func, start, resumed);
for (unsigned i = 1; i < length; ++i) sk.advance();
m_last = sk.offset();
}
checkInstructions();
checkMetadata();
}
BOOL StreamTitleDisplay::tick()
{
checkMetadata();
return false;
}
