#include "llvm/Option/Arg.h"
#include "clang/Driver/DriverDiagnostic.h"
#include "clang/Driver/Options.h"
#include "clang/Frontend/CompilerInstance.h"
#include "clang/Frontend/CompilerInvocation.h"
#include "clang/Frontend/FrontendDiagnostic.h"
#include "clang/Frontend/TextDiagnosticBuffer.h"
#include "clang/Frontend/TextDiagnosticPrinter.h"
#include "clang/Frontend/Utils.h"
#include "clang/FrontendTool/Utils.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/LinkAllPasses.h"
#include "llvm/Option/ArgList.h"
#include "llvm/Option/OptTable.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/Signals.h"
#include "llvm/Support/TargetSelect.h"
#include "llvm/Support/Timer.h"
#include "llvm/Support/raw_ostream.h"
#include <cstdio>
using namespace clang;
using namespace llvm::opt;
static void LLVMErrorHandler(void *UserData, const std::string &Message,
bool GenCrashDiag) {
DiagnosticsEngine &Diags = *static_cast<DiagnosticsEngine*>(UserData);
Diags.Report(diag::err_fe_error_backend) << Message;
llvm::sys::RunInterruptHandlers();
exit(GenCrashDiag ? 70 : 1);
}
int cc1_main(const char **ArgBegin, const char **ArgEnd,
const char *Argv0, void *MainAddr) {
OwningPtr<CompilerInstance> Clang(new CompilerInstance());
IntrusiveRefCntPtr<DiagnosticIDs> DiagID(new DiagnosticIDs());
llvm::InitializeAllTargets();
llvm::InitializeAllTargetMCs();
llvm::InitializeAllAsmPrinters();
llvm::InitializeAllAsmParsers();
IntrusiveRefCntPtr<DiagnosticOptions> DiagOpts = new DiagnosticOptions();
TextDiagnosticBuffer *DiagsBuffer = new TextDiagnosticBuffer;
DiagnosticsEngine Diags(DiagID, &*DiagOpts, DiagsBuffer);
bool Success;
Success = CompilerInvocation::CreateFromArgs(Clang->getInvocation(),
ArgBegin, ArgEnd, Diags);
if (Clang->getHeaderSearchOpts().UseBuiltinIncludes &&
Clang->getHeaderSearchOpts().ResourceDir.empty())
Clang->getHeaderSearchOpts().ResourceDir =
CompilerInvocation::GetResourcesPath(Argv0, MainAddr);
Clang->createDiagnostics();
if (!Clang->hasDiagnostics())
return 1;
llvm::install_fatal_error_handler(LLVMErrorHandler,
static_cast<void*>(&Clang->getDiagnostics()));
DiagsBuffer->FlushDiagnostics(Clang->getDiagnostics());
if (!Success)
return 1;
Success = ExecuteCompilerInvocation(Clang.get());
llvm::TimerGroup::printAll(llvm::errs());
llvm::remove_fatal_error_handler();
if (Clang->getFrontendOpts().DisableFree) {
if (llvm::AreStatisticsEnabled() || Clang->getFrontendOpts().ShowStats)
llvm::PrintStatistics();
BuryPointer(Clang.take());
return !Success;
}
llvm::llvm_shutdown();
return !Success;
}