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//===-- llvm-ranlib.cpp - LLVM archive index generator --------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file was developed by Reid Spencer and 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/Module.h"
#include "llvm/Bytecode/Archive.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/FileUtilities.h"
#include "llvm/System/Signals.h"
#include <iostream>
#include <algorithm>
#include <iomanip>
using namespace llvm;
// llvm-ar operation code and modifier flags
cl::opt<std::string>
ArchiveName(cl::Positional, cl::Optional, cl::desc("<archive-file>..."));
cl::opt<bool>
Verbose("verbose",cl::Optional,cl::init(false),
cl::desc("Print the symbol table"));
sys::Path TmpArchive;
void cleanup() {
if (TmpArchive.exists())
TmpArchive.destroyFile();
}
int main(int argc, char **argv) {
// 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 bytecode symbols\n"
" to an LLVM archive file."
);
// Print a stack trace if we signal out.
sys::PrintStackTraceOnErrorSignal();
int exitCode = 0;
// Make sure we don't exit with "unhandled exception".
try {
// Check the path name of the archive
sys::Path ArchivePath;
if (!ArchivePath.setFile(ArchiveName))
throw std::string("Archive name invalid: ") + ArchiveName;
// Make sure it exists, we don't create empty archives
if (!ArchivePath.exists())
throw "Archive file does not exist";
// Archive* TheArchive = Archive::OpenAndLoad(ArchivePath);
Archive* TheArchive = Archive::OpenAndLoad(ArchivePath);
assert(TheArchive && "Unable to instantiate the archive");
TheArchive->writeToDisk(true,false,false,Verbose);
delete TheArchive;
} catch (const char*msg) {
std::cerr << argv[0] << ": " << msg << "\n\n";
exitCode = 1;
} catch (const std::string& msg) {
std::cerr << argv[0] << ": " << msg << "\n";
exitCode = 2;
} catch (...) {
std::cerr << argv[0] << ": An nexpected unknown exception occurred.\n";
exitCode = 3;
}
cleanup();
return exitCode;
}
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