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// **********************************************************************
//
// Copyright (c) 2004
// ZeroC, Inc.
// Billerica, MA, USA
//
// All Rights Reserved.
//
// Ice is free software; you can redistribute it and/or modify it under
// the terms of the GNU General Public License version 2 as published by
// the Free Software Foundation.
//
// **********************************************************************
#include <FreezeScript/Util.h>
#include <FreezeScript/Exception.h>
#include <Slice/Preprocessor.h>
using namespace std;
using namespace Slice;
string
FreezeScript::typeToString(const TypePtr& type)
{
BuiltinPtr b = BuiltinPtr::dynamicCast(type);
ContainedPtr c = ContainedPtr::dynamicCast(type);
ProxyPtr p = ProxyPtr::dynamicCast(type);
if(b)
{
return b->kindAsString();
}
else if(c)
{
return c->scoped();
}
else
{
ProxyPtr p = ProxyPtr::dynamicCast(type);
assert(p);
return p->_class()->scoped() + "*";
}
}
bool
FreezeScript::ignoreType(const string& type)
{
//
// Suppress descriptors for the following pre-defined types. Must be kept in ascending alphabetical order.
//
static const string ignoreTypeList[] =
{
"::Freeze::ObjectRecord",
"::Freeze::Statistics",
"::Ice::Identity"
};
return binary_search(&ignoreTypeList[0], &ignoreTypeList[sizeof(ignoreTypeList) / sizeof(*ignoreTypeList)], type);
}
void
FreezeScript::createEvictorSliceTypes(const Slice::UnitPtr& unit)
{
string scoped;
Slice::TypeList l;
Slice::ContainedList c;
//
// Create the Ice module if necessary.
//
c = unit->lookupContained("Ice", false);
Slice::ModulePtr ice;
if(c.empty())
{
ice = unit->createModule("Ice");
}
else
{
ice = Slice::ModulePtr::dynamicCast(c.front());
if(!ice)
{
throw FailureException(__FILE__, __LINE__, "the symbol `::Ice' is defined in Slice but is not a module");
}
}
//
// Create the Slice definition for Ice::Identity if it doesn't exist.
//
scoped = "::Ice::Identity";
l = unit->lookupTypeNoBuiltin(scoped, false);
Slice::StructPtr identity;
if(l.empty())
{
identity = ice->createStruct("Identity", false);
Slice::TypePtr str = unit->builtin(Slice::Builtin::KindString);
identity->createDataMember("name", str);
identity->createDataMember("category", str);
}
else
{
identity = Slice::StructPtr::dynamicCast(l.front());
if(!identity)
{
throw FailureException(__FILE__, __LINE__,
"the symbol `::Ice::Identity' is defined in Slice but is not a struct");
}
}
//
// Create the Freeze module if necessary.
//
c = unit->lookupContained("Freeze", false);
Slice::ModulePtr freeze;
if(c.empty())
{
freeze = unit->createModule("Freeze");
}
else
{
freeze = Slice::ModulePtr::dynamicCast(c.front());
if(!freeze)
{
throw FailureException(__FILE__, __LINE__,
"the symbol `::Freeze' is defined in Slice but is not a module");
}
}
//
// Create the Slice definition for Freeze::Statistics if it doesn't exist.
//
scoped = "::Freeze::Statistics";
l = unit->lookupTypeNoBuiltin(scoped, false);
Slice::StructPtr stats;
if(l.empty())
{
stats = freeze->createStruct("Statistics", false);
Slice::TypePtr tl = unit->builtin(Slice::Builtin::KindLong);
stats->createDataMember("creationTime", tl);
stats->createDataMember("lastSaveTime", tl);
stats->createDataMember("avgSaveTime", tl);
}
else
{
stats = Slice::StructPtr::dynamicCast(l.front());
if(!stats)
{
throw FailureException(__FILE__, __LINE__, "the symbol `::Freeze::Statistics' is defined in "
"Slice but is not a struct");
}
}
//
// Create the Slice definition for Freeze::ObjectRecord if it doesn't exist.
//
scoped = "::Freeze::ObjectRecord";
l = unit->lookupTypeNoBuiltin(scoped, false);
if(l.empty())
{
Slice::StructPtr rec = freeze->createStruct("ObjectRecord", false);
Slice::TypePtr obj = unit->builtin(Slice::Builtin::KindObject);
rec->createDataMember("servant", obj);
rec->createDataMember("stats", stats);
}
else
{
if(!Slice::StructPtr::dynamicCast(l.front()))
{
throw FailureException(__FILE__, __LINE__, "the symbol `::Freeze::ObjectRecord' is defined in "
"Slice but is not a struct");
}
}
}
bool
FreezeScript::parseSlice(const string& n, const Slice::UnitPtr& u, const vector<string>& files, const string& cppArgs,
bool debug)
{
//
// Parse the Slice files.
//
for(vector<string>::const_iterator p = files.begin(); p != files.end(); ++p)
{
Preprocessor icecpp(n, *p, cppArgs);
FILE* cppHandle = icecpp.preprocess(false);
if(cppHandle == 0)
{
return false;
}
int status = u->parse(cppHandle, debug);
if(!icecpp.close())
{
return false;
}
if(status != EXIT_SUCCESS)
{
return false;
}
}
u->mergeModules();
return true;
}
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