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Diffstat (limited to 'cpp/src/slice2js/Main.cpp')
| -rw-r--r-- | cpp/src/slice2js/Main.cpp | 304 |
1 files changed, 304 insertions, 0 deletions
diff --git a/cpp/src/slice2js/Main.cpp b/cpp/src/slice2js/Main.cpp new file mode 100644 index 00000000000..456d01dcbb1 --- /dev/null +++ b/cpp/src/slice2js/Main.cpp @@ -0,0 +1,304 @@ +// ********************************************************************** +// +// Copyright (c) 2003-2014 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. +// +// ********************************************************************** + +#include <IceUtil/Options.h> +#include <IceUtil/CtrlCHandler.h> +#include <IceUtil/Mutex.h> +#include <IceUtil/MutexPtrLock.h> +#include <Slice/Preprocessor.h> +#include <Slice/FileTracker.h> +#include <Slice/Util.h> +#include <Gen.h> + +using namespace std; +using namespace Slice; + +namespace +{ + +IceUtil::Mutex* globalMutex = 0; +bool interrupted = false; + +class Init +{ +public: + + Init() + { + globalMutex = new IceUtil::Mutex; + } + + ~Init() + { + delete globalMutex; + globalMutex = 0; + } +}; + +Init init; + +} + +void +interruptedCallback(int /*signal*/) +{ + IceUtilInternal::MutexPtrLock<IceUtil::Mutex> sync(globalMutex); + + interrupted = true; +} + +void +usage(const char* n) +{ + getErrorStream() << "Usage: " << n << " [options] slice-files...\n"; + getErrorStream() << + "Options:\n" + "-h, --help Show this message.\n" + "-v, --version Display the Ice version.\n" + "-DNAME Define NAME as 1.\n" + "-DNAME=DEF Define NAME as DEF.\n" + "-UNAME Remove any definition for NAME.\n" + "-IDIR Put DIR in the include file search path.\n" + "-E Print preprocessor output on stdout.\n" + "--output-dir DIR Create files in the directory DIR.\n" + "--depend Generate Makefile dependencies.\n" + "-d, --debug Print debug messages.\n" + "--ice Permit `Ice' prefix (for building Ice source code only).\n" + "--underscore Permit underscores in Slice identifiers.\n" + ; +} + +int +compile(int argc, char* argv[]) +{ + IceUtilInternal::Options opts; + opts.addOpt("h", "help"); + opts.addOpt("v", "version"); + 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("E"); + opts.addOpt("", "output-dir", IceUtilInternal::Options::NeedArg); + opts.addOpt("", "depend"); + opts.addOpt("d", "debug"); + opts.addOpt("", "ice"); + opts.addOpt("", "underscore"); + + vector<string> args; + try + { + args = opts.parse(argc, (const char**)argv); + } + catch(const IceUtilInternal::BadOptException& e) + { + getErrorStream() << argv[0] << ": error: " << e.reason << endl; + usage(argv[0]); + return EXIT_FAILURE; + } + + if(opts.isSet("help")) + { + usage(argv[0]); + return EXIT_SUCCESS; + } + + if(opts.isSet("version")) + { + getErrorStream() << ICE_STRING_VERSION << endl; + return EXIT_SUCCESS; + } + + vector<string> cppArgs; + vector<string> optargs = opts.argVec("D"); + for(vector<string>::const_iterator i = optargs.begin(); i != optargs.end(); ++i) + { + cppArgs.push_back("-D" + *i); + } + + optargs = opts.argVec("U"); + for(vector<string>::const_iterator i = optargs.begin(); i != optargs.end(); ++i) + { + cppArgs.push_back("-U" + *i); + } + + vector<string> includePaths = opts.argVec("I"); + for(vector<string>::const_iterator i = includePaths.begin(); i != includePaths.end(); ++i) + { + cppArgs.push_back("-I" + Preprocessor::normalizeIncludePath(*i)); + } + + bool preprocess = opts.isSet("E"); + + string output = opts.optArg("output-dir"); + + bool depend = opts.isSet("depend"); + + bool debug = opts.isSet("debug"); + + bool ice = opts.isSet("ice"); + + bool underscore = opts.isSet("underscore"); + + if(args.empty()) + { + getErrorStream() << argv[0] << ": error: no input file" << endl; + usage(argv[0]); + return EXIT_FAILURE; + } + + int status = EXIT_SUCCESS; + + IceUtil::CtrlCHandler ctrlCHandler; + ctrlCHandler.setCallback(interruptedCallback); + + for(vector<string>::const_iterator i = args.begin(); i != args.end(); ++i) + { + // + // Ignore duplicates. + // + vector<string>::iterator p = find(args.begin(), args.end(), *i); + if(p != i) + { + continue; + } + + if(depend) + { + PreprocessorPtr icecpp = Preprocessor::create(argv[0], *i, cppArgs); + FILE* cppHandle = icecpp->preprocess(false, "-D__SLICE2CS__"); + + if(cppHandle == 0) + { + return EXIT_FAILURE; + } + + UnitPtr u = Unit::createUnit(false, false, ice, underscore); + int parseStatus = u->parse(*i, cppHandle, debug); + u->destroy(); + + if(parseStatus == EXIT_FAILURE) + { + return EXIT_FAILURE; + } + + if(!icecpp->printMakefileDependencies(Preprocessor::JS, includePaths, + "-D__SLICE2JS__")) + { + return EXIT_FAILURE; + } + + if(!icecpp->close()) + { + return EXIT_FAILURE; + } + } + else + { + PreprocessorPtr icecpp = Preprocessor::create(argv[0], *i, cppArgs); + FILE* cppHandle = icecpp->preprocess(true, "-D__SLICE2JS__"); + + if(cppHandle == 0) + { + return EXIT_FAILURE; + } + if(preprocess) + { + char buf[4096]; + while(fgets(buf, static_cast<int>(sizeof(buf)), cppHandle) != NULL) + { + if(fputs(buf, stdout) == EOF) + { + return EXIT_FAILURE; + } + } + if(!icecpp->close()) + { + return EXIT_FAILURE; + } + } + else + { + UnitPtr p = Unit::createUnit(false, false, ice, underscore); + int parseStatus = p->parse(*i, cppHandle, debug); + + if(!icecpp->close()) + { + p->destroy(); + return EXIT_FAILURE; + } + + if(parseStatus == EXIT_FAILURE) + { + status = EXIT_FAILURE; + } + else + { + try + { + Gen gen(icecpp->getBaseName(), includePaths, output); + gen.generate(p); + } + catch(const Slice::FileException& ex) + { + // + // If a file could not be created, then clean up any created files. + // + FileTracker::instance()->cleanup(); + p->destroy(); + getErrorStream() << argv[0] << ": error: " << ex.reason() << endl; + return EXIT_FAILURE; + } + } + + p->destroy(); + } + } + + { + IceUtilInternal::MutexPtrLock<IceUtil::Mutex> sync(globalMutex); + + if(interrupted) + { + FileTracker::instance()->cleanup(); + return EXIT_FAILURE; + } + } + } + + return status; +} + +int +main(int argc, char* argv[]) +{ + try + { + return compile(argc, argv); + } + catch(const std::exception& ex) + { + getErrorStream() << argv[0] << ": error:" << ex.what() << endl; + return EXIT_FAILURE; + } + catch(const std::string& msg) + { + getErrorStream() << argv[0] << ": error:" << msg << endl; + return EXIT_FAILURE; + } + catch(const char* msg) + { + getErrorStream() << argv[0] << ": error:" << msg << endl; + return EXIT_FAILURE; + } + catch(...) + { + getErrorStream() << argv[0] << ": error:" << "unknown exception" << endl; + return EXIT_FAILURE; + } +} |