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-rw-r--r--tools/llvm-ranlib/llvm-ranlib.cpp98
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diff --git a/tools/llvm-ranlib/llvm-ranlib.cpp b/tools/llvm-ranlib/llvm-ranlib.cpp
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-//===-- llvm-ranlib.cpp - LLVM archive index generator --------------------===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// Adds or updates an index (symbol table) for an LLVM archive file.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/IR/LLVMContext.h"
-#include "llvm/Bitcode/Archive.h"
-#include "llvm/IR/Module.h"
-#include "llvm/Support/CommandLine.h"
-#include "llvm/Support/FileSystem.h"
-#include "llvm/Support/Format.h"
-#include "llvm/Support/ManagedStatic.h"
-#include "llvm/Support/PrettyStackTrace.h"
-#include "llvm/Support/Signals.h"
-#include "llvm/Support/raw_ostream.h"
-#include <memory>
-using namespace llvm;
-
-// llvm-ar operation code and modifier flags
-static cl::opt<std::string>
-ArchiveName(cl::Positional, cl::Optional, cl::desc("<archive-file>"));
-
-static cl::opt<bool>
-Verbose("verbose",cl::Optional,cl::init(false),
- cl::desc("Print the symbol table"));
-
-// printSymbolTable - print out the archive's symbol table.
-void printSymbolTable(Archive* TheArchive) {
- outs() << "\nArchive Symbol Table:\n";
- const Archive::SymTabType& symtab = TheArchive->getSymbolTable();
- for (Archive::SymTabType::const_iterator I=symtab.begin(), E=symtab.end();
- I != E; ++I ) {
- unsigned offset = TheArchive->getFirstFileOffset() + I->second;
- outs() << " " << format("%9u", offset) << "\t" << I->first <<"\n";
- }
-}
-
-int main(int argc, char **argv) {
- // Print a stack trace if we signal out.
- llvm::sys::PrintStackTraceOnErrorSignal();
- llvm::PrettyStackTraceProgram X(argc, argv);
-
- LLVMContext &Context = getGlobalContext();
- llvm_shutdown_obj Y; // Call llvm_shutdown() on exit.
-
- // Have the command line options parsed and handle things
- // like --help and --version.
- cl::ParseCommandLineOptions(argc, argv,
- "LLVM Archive Index Generator (llvm-ranlib)\n\n"
- " This program adds or updates an index of bitcode symbols\n"
- " to an LLVM archive file."
- );
-
- int exitCode = 0;
-
- // Check the path name of the archive
- sys::Path ArchivePath;
- if (!ArchivePath.set(ArchiveName)) {
- errs() << argv[0] << ": " << "Archive name invalid: " << ArchiveName <<
- "\n";
- return 1;
- }
-
- // Make sure it exists, we don't create empty archives
- bool Exists;
- if (llvm::sys::fs::exists(ArchivePath.str(), Exists) || !Exists) {
- errs() << argv[0] << ": " << "Archive file does not exist" <<
- ArchivePath.str() << "\n";
- return 1;
- }
-
- std::string err_msg;
- OwningPtr<Archive>
- AutoArchive(Archive::OpenAndLoad(ArchivePath, Context, &err_msg));
- Archive* TheArchive = AutoArchive.get();
- if (!TheArchive) {
- errs() << argv[0] << ": " << err_msg << "\n";
- return 1;
- }
-
- if (TheArchive->writeToDisk(true, false, &err_msg )) {
- errs() << argv[0] << ": " << err_msg << "\n";
- return 1;
- }
-
- if (Verbose)
- printSymbolTable(TheArchive);
-
- return exitCode;
-}