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c30598bc3a
With this change, I can now move -stats to print when llvm_shutdown is called. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32250 91177308-0d34-0410-b5e6-96231b3b80d8
97 lines
3.0 KiB
C++
97 lines
3.0 KiB
C++
//===-- llvm-ranlib.cpp - LLVM archive index generator --------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file was developed by Reid Spencer and is distributed under the
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// University of Illinois Open Source License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// Adds or updates an index (symbol table) for an LLVM archive file.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Module.h"
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#include "llvm/Bytecode/Archive.h"
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#include "llvm/Support/CommandLine.h"
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#include "llvm/Support/ManagedStatic.h"
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#include "llvm/System/Signals.h"
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#include <iostream>
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#include <iomanip>
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#include <memory>
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using namespace llvm;
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// llvm-ar operation code and modifier flags
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static cl::opt<std::string>
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ArchiveName(cl::Positional, cl::Optional, cl::desc("<archive-file>"));
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static cl::opt<bool>
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Verbose("verbose",cl::Optional,cl::init(false),
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cl::desc("Print the symbol table"));
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// printSymbolTable - print out the archive's symbol table.
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void printSymbolTable(Archive* TheArchive) {
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std::cout << "\nArchive Symbol Table:\n";
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const Archive::SymTabType& symtab = TheArchive->getSymbolTable();
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for (Archive::SymTabType::const_iterator I=symtab.begin(), E=symtab.end();
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I != E; ++I ) {
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unsigned offset = TheArchive->getFirstFileOffset() + I->second;
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std::cout << " " << std::setw(9) << offset << "\t" << I->first <<"\n";
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}
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}
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int main(int argc, char **argv) {
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llvm_shutdown_obj X; // Call llvm_shutdown() on exit.
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// Have the command line options parsed and handle things
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// like --help and --version.
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cl::ParseCommandLineOptions(argc, argv,
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" LLVM Archive Index Generator (llvm-ranlib)\n\n"
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" This program adds or updates an index of bytecode symbols\n"
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" to an LLVM archive file."
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);
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// Print a stack trace if we signal out.
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sys::PrintStackTraceOnErrorSignal();
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int exitCode = 0;
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// Make sure we don't exit with "unhandled exception".
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try {
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// Check the path name of the archive
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sys::Path ArchivePath;
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if (!ArchivePath.set(ArchiveName))
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throw std::string("Archive name invalid: ") + ArchiveName;
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// Make sure it exists, we don't create empty archives
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if (!ArchivePath.exists())
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throw std::string("Archive file does not exist");
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std::string err_msg;
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std::auto_ptr<Archive>
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AutoArchive(Archive::OpenAndLoad(ArchivePath,&err_msg));
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Archive* TheArchive = AutoArchive.get();
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if (!TheArchive)
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throw err_msg;
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if (TheArchive->writeToDisk(true, false, false, &err_msg ))
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throw err_msg;
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if (Verbose)
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printSymbolTable(TheArchive);
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} catch (const char*msg) {
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std::cerr << argv[0] << ": " << msg << "\n\n";
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exitCode = 1;
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} catch (const std::string& msg) {
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std::cerr << argv[0] << ": " << msg << "\n";
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exitCode = 2;
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} catch (...) {
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std::cerr << argv[0] << ": An unexpected unknown exception occurred.\n";
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exitCode = 3;
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}
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return exitCode;
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}
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