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// **********************************************************************
//
// Copyright (c) 2003-2010 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
#ifdef _WIN32
# include <IceUtil/Config.h>
#endif
#include <Slice.h>
#include <Util.h>
#include <Slice/Preprocessor.h>
#include <Slice/PythonUtil.h>
#include <IceUtil/Options.h>
//
// Python headers needed for PyEval_EvalCode.
//
#include <compile.h>
#include <eval.h>
using namespace std;
using namespace IcePy;
using namespace Slice;
using namespace Slice::Python;
extern "C"
PyObject*
IcePy_loadSlice(PyObject* /*self*/, PyObject* args)
{
char* cmd;
PyObject* list = 0;
if(!PyArg_ParseTuple(args, STRCAST("s|O!"), &cmd, &PyList_Type, &list))
{
return 0;
}
vector<string> argSeq;
try
{
argSeq = IceUtilInternal::Options::split(cmd);
}
catch(const IceUtilInternal::BadOptException& ex)
{
PyErr_Format(PyExc_RuntimeError, "error in Slice options: %s", ex.reason.c_str());
return 0;
}
catch(const IceUtilInternal::APIException& ex)
{
PyErr_Format(PyExc_RuntimeError, "error in Slice options: %s", ex.reason.c_str());
return 0;
}
if(list)
{
if(!listToStringSeq(list, argSeq))
{
return 0;
}
}
IceUtilInternal::Options opts;
opts.addOpt("D", "", IceUtilInternal::Options::NeedArg, "", IceUtilInternal::Options::Repeat);
opts.addOpt("U", "", IceUtilInternal::Options::NeedArg, "", IceUtilInternal::Options::Repeat);
opts.addOpt("I", "", IceUtilInternal::Options::NeedArg, "", IceUtilInternal::Options::Repeat);
opts.addOpt("d", "debug");
opts.addOpt("", "ice");
opts.addOpt("", "underscore");
opts.addOpt("", "checksum");
opts.addOpt("", "all");
vector<string> files;
try
{
argSeq.insert(argSeq.begin(), ""); // dummy argv[0]
files = opts.parse(argSeq);
if(files.empty())
{
PyErr_Format(PyExc_RuntimeError, "no Slice files specified in `%s'", cmd);
return 0;
}
}
catch(const IceUtilInternal::BadOptException& ex)
{
PyErr_Format(PyExc_RuntimeError, "error in Slice options: %s", ex.reason.c_str());
return 0;
}
catch(const IceUtilInternal::APIException& ex)
{
PyErr_Format(PyExc_RuntimeError, "error in Slice options: %s", ex.reason.c_str());
return 0;
}
vector<string> cppArgs;
Ice::StringSeq includePaths;
bool debug = false;
bool ice = true; // This must be true so that we can create Ice::Identity when necessary.
bool underscore = opts.isSet("underscore");
bool all = false;
bool checksum = false;
if(opts.isSet("D"))
{
vector<string> optargs = opts.argVec("D");
for(vector<string>::const_iterator i = optargs.begin(); i != optargs.end(); ++i)
{
cppArgs.push_back("-D" + *i);
}
}
if(opts.isSet("U"))
{
vector<string> optargs = opts.argVec("U");
for(vector<string>::const_iterator i = optargs.begin(); i != optargs.end(); ++i)
{
cppArgs.push_back("-U" + *i);
}
}
if(opts.isSet("I"))
{
includePaths = opts.argVec("I");
for(vector<string>::const_iterator i = includePaths.begin(); i != includePaths.end(); ++i)
{
cppArgs.push_back("-I" + *i);
}
}
debug = opts.isSet("d") || opts.isSet("debug");
all = opts.isSet("all");
checksum = opts.isSet("checksum");
bool ignoreRedefs = false;
bool keepComments = true;
for(vector<string>::const_iterator p = files.begin(); p != files.end(); ++p)
{
string file = *p;
Slice::PreprocessorPtr icecpp = Slice::Preprocessor::create("icecpp", file, cppArgs);
FILE* cppHandle = icecpp->preprocess(keepComments);
if(cppHandle == 0)
{
PyErr_Format(PyExc_RuntimeError, "Slice preprocessing failed for `%s'", cmd);
return 0;
}
UnitPtr u = Slice::Unit::createUnit(ignoreRedefs, all, ice, underscore);
int parseStatus = u->parse(file, cppHandle, debug);
if(!icecpp->close() || parseStatus == EXIT_FAILURE)
{
PyErr_Format(PyExc_RuntimeError, "Slice parsing failed for `%s'", cmd);
u->destroy();
return 0;
}
//
// Generate the Python code into a string stream.
//
ostringstream codeStream;
IceUtilInternal::Output out(codeStream);
out.setUseTab(false);
generate(u, all, checksum, includePaths, out);
u->destroy();
string code = codeStream.str();
//
// We need to invoke Ice.updateModules() so that all of the types we've just generated
// are made "public".
//
code += "\nIce.updateModules()\n";
PyObjectHandle src = Py_CompileString(const_cast<char*>(code.c_str()), const_cast<char*>(file.c_str()),
Py_file_input);
if(!src.get())
{
return 0;
}
PyObjectHandle globals = PyDict_New();
if(!globals.get())
{
return 0;
}
PyDict_SetItemString(globals.get(), "__builtins__", PyEval_GetBuiltins());
PyObjectHandle val = PyEval_EvalCode(reinterpret_cast<PyCodeObject*>(src.get()), globals.get(), 0);
if(!val.get())
{
return 0;
}
}
Py_INCREF(Py_None);
return Py_None;
}
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