//- Rename to a corresponding backup file
// If the backup file already exists, attempt with "01" .. "99" index
bool Foam::mvBak(const fileName& src, const std::string& ext)
{
if (POSIX::debug)
{
Info<< "mvBak : " << src << " to extension " << ext << endl;
}
if (exists(src, false))
{
const int maxIndex = 99;
char index[3];
for (int n = 0; n <= maxIndex; n++)
{
fileName dstName(src + "." + ext);
if (n)
{
sprintf(index, "%02d", n);
dstName += index;
}
// avoid overwriting existing files, except for the last
// possible index where we have no choice
if (!exists(dstName, false) || n == maxIndex)
{
return rename(src.c_str(), dstName.c_str()) == 0;
}
}
}
// fall-through: nothing to do
return false;
}
//
//------------------------------------------------------------------------------
bool BFFParser::StoreVariableToVariable( const char * varNameDstStart, const char * varNameDstEnd,
const BFFIterator & varNameSrcStart, const BFFIterator & varNameSrcEnd,
const BFFIterator & operatorIter )
{
// find vars
AStackString<> dstName( varNameDstStart, varNameDstEnd );
AStackString<> srcName( varNameSrcStart.GetCurrent(), varNameSrcEnd.GetCurrent() );
const BFFVariable * varDst = BFFStackFrame::GetVar( dstName );
const BFFVariable * varSrc = BFFStackFrame::GetVar( srcName );
// src var unknown?
if ( varSrc == nullptr )
{
Error::Error_1009_UnknownVariable( varNameSrcStart, nullptr );
return false;
}
const bool concat = ( *operatorIter == BFF_VARIABLE_CONCATENATION );
// concatenation?
if ( concat )
{
// can only concatenate to existing vars
if ( varDst == nullptr )
{
Error::Error_1026_VariableNotFoundForConcatenation( operatorIter, dstName );
return false;
}
}
// if dst exists, types must match
BFFVariable::VarType srcType = varSrc->GetType();
BFFVariable::VarType dstType = BFFVariable::VAR_ANY;
if ( varDst )
{
dstType = varDst->GetType();
}
else
{
ASSERT( concat == false );
dstType = srcType;
}
// handle supported types
if ( srcType != dstType )
{
// Mismatched - is there a supported conversion?
// String to ArrayOfStrings
if ( ( dstType == BFFVariable::VAR_ARRAY_OF_STRINGS ) &&
( srcType == BFFVariable::VAR_STRING ) )
{
uint32_t num = (uint32_t)( 1 + ( concat ? varDst->GetArrayOfStrings().GetSize() : 0 ) );
Array< AString > values( num, false );
if ( concat )
{
values.Append( varDst->GetArrayOfStrings() );
}
values.Append( varSrc->GetString() );
BFFStackFrame::SetVarArrayOfStrings( dstName, values );
FLOG_INFO( "Registered <ArrayOfStrings> variable '%s' with %u elements", dstName.Get(), num );
return true;
}
// Struct to ArrayOfStructs
if ( ( dstType == BFFVariable::VAR_ARRAY_OF_STRUCTS ) &&
( srcType == BFFVariable::VAR_STRUCT ) )
{
uint32_t num = (uint32_t)( 1 + ( concat ? varDst->GetArrayOfStructs().GetSize() : 0 ) );
Array< const BFFVariable * > values( num, false );
if ( concat )
{
values.Append( varDst->GetArrayOfStructs() );
}
values.Append( varSrc );
BFFStackFrame::SetVarArrayOfStructs( dstName, values );
FLOG_INFO( "Registered <ArrayOfStructs> variable '%s' with %u elements", dstName.Get(), num );
return true;
}
}
else
{
// Matching Src and Dst
if ( srcType == BFFVariable::VAR_STRING )
{
AStackString< 2048 > finalValue;
if ( concat )
{
finalValue = varDst->GetString();
}
finalValue += varSrc->GetString();
BFFStackFrame::SetVarString( dstName, finalValue );
FLOG_INFO( "Registered <string> variable '%s' with value '%s'", dstName.Get(), finalValue.Get() );
return true;
}
if ( srcType == BFFVariable::VAR_ARRAY_OF_STRINGS )
{
if ( concat )
{
const unsigned int num = (unsigned int)( varSrc->GetArrayOfStrings().GetSize() + varDst->GetArrayOfStrings().GetSize() );
Array< AString > values( num, false );
values.Append( varDst->GetArrayOfStrings() );
values.Append( varSrc->GetArrayOfStrings() );
BFFStackFrame::SetVarArrayOfStrings( dstName, values );
FLOG_INFO( "Registered <ArrayOfStrings> variable '%s' with %u elements", dstName.Get(), num );
}
else
{
BFFStackFrame::SetVarArrayOfStrings( dstName, varSrc->GetArrayOfStrings() );
FLOG_INFO( "Registered <ArrayOfStrings> variable '%s' with %u elements", dstName.Get(), (unsigned int)varSrc->GetArrayOfStrings().GetSize() );
}
return true;
}
if ( srcType == BFFVariable::VAR_ARRAY_OF_STRUCTS )
{
if ( concat )
{
const unsigned int num = (unsigned int)( varSrc->GetArrayOfStructs().GetSize() + varDst->GetArrayOfStructs().GetSize() );
Array< const BFFVariable * > values( num, false );
values.Append( varDst->GetArrayOfStructs() );
values.Append( varSrc->GetArrayOfStructs() );
BFFStackFrame::SetVarArrayOfStructs( dstName, values );
FLOG_INFO( "Registered <ArrayOfStructs> variable '%s' with %u elements", dstName.Get(), num );
}
else
{
BFFStackFrame::SetVarArrayOfStructs( dstName, varSrc->GetArrayOfStructs() );
FLOG_INFO( "Registered <ArrayOfStructs> variable '%s' with %u elements", dstName.Get(), (unsigned int)varSrc->GetArrayOfStructs().GetSize() );
}
return true;
}
if ( srcType == BFFVariable::VAR_INT )
{
int newVal( varSrc->GetInt() );
if ( concat )
{
newVal += varDst->GetInt();
}
return StoreVariableInt( varNameDstStart, varNameDstEnd, newVal );
}
if ( srcType == BFFVariable::VAR_BOOL )
{
// only assignment is supported
if ( concat == false )
{
return StoreVariableBool( varNameDstStart, varNameDstEnd, varSrc->GetBool() );
}
}
if ( srcType == BFFVariable::VAR_STRUCT )
{
const Array< const BFFVariable * > & srcMembers = varSrc->GetStructMembers();
if ( concat )
{
BFFVariable *const newVar = BFFStackFrame::ConcatVars( dstName, varSrc, varDst );
FLOG_INFO( "Registered <struct> variable '%s' with %u members", dstName.Get(), newVar->GetStructMembers().GetSize() );
}
else
{
// Register this variable
BFFStackFrame::SetVarStruct( dstName, srcMembers );
FLOG_INFO( "Registered <struct> variable '%s' with %u members", dstName.Get(), srcMembers.GetSize() );
}
return true;
}
}
Error::Error_1034_OperationNotSupported( varNameSrcStart,
varDst ? varDst->GetType() : varSrc->GetType(),
varSrc->GetType(),
operatorIter );
return false;
}
