summaryrefslogtreecommitdiffstats
path: root/contrib/llvm/lib/LibDriver/LibDriver.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'contrib/llvm/lib/LibDriver/LibDriver.cpp')
-rw-r--r--contrib/llvm/lib/LibDriver/LibDriver.cpp171
1 files changed, 0 insertions, 171 deletions
diff --git a/contrib/llvm/lib/LibDriver/LibDriver.cpp b/contrib/llvm/lib/LibDriver/LibDriver.cpp
deleted file mode 100644
index bcdec4f..0000000
--- a/contrib/llvm/lib/LibDriver/LibDriver.cpp
+++ /dev/null
@@ -1,171 +0,0 @@
-//===- LibDriver.cpp - lib.exe-compatible driver --------------------------===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// Defines an interface to a lib.exe-compatible driver that also understands
-// bitcode files. Used by llvm-lib and lld-link /lib.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/LibDriver/LibDriver.h"
-#include "llvm/ADT/STLExtras.h"
-#include "llvm/Object/ArchiveWriter.h"
-#include "llvm/Option/Arg.h"
-#include "llvm/Option/ArgList.h"
-#include "llvm/Option/Option.h"
-#include "llvm/Support/CommandLine.h"
-#include "llvm/Support/StringSaver.h"
-#include "llvm/Support/Path.h"
-#include "llvm/Support/Process.h"
-#include "llvm/Support/raw_ostream.h"
-
-using namespace llvm;
-
-namespace {
-
-enum {
- OPT_INVALID = 0,
-#define OPTION(_1, _2, ID, _4, _5, _6, _7, _8, _9, _10, _11) OPT_##ID,
-#include "Options.inc"
-#undef OPTION
-};
-
-#define PREFIX(NAME, VALUE) const char *const NAME[] = VALUE;
-#include "Options.inc"
-#undef PREFIX
-
-static const llvm::opt::OptTable::Info infoTable[] = {
-#define OPTION(X1, X2, ID, KIND, GROUP, ALIAS, X6, X7, X8, X9, X10) \
- { \
- X1, X2, X9, X10, OPT_##ID, llvm::opt::Option::KIND##Class, X8, X7, \
- OPT_##GROUP, OPT_##ALIAS, X6 \
- },
-#include "Options.inc"
-#undef OPTION
-};
-
-class LibOptTable : public llvm::opt::OptTable {
-public:
- LibOptTable() : OptTable(infoTable, true) {}
-};
-
-}
-
-static std::string getOutputPath(llvm::opt::InputArgList *Args,
- const llvm::NewArchiveMember &FirstMember) {
- if (auto *Arg = Args->getLastArg(OPT_out))
- return Arg->getValue();
- SmallString<128> Val = StringRef(FirstMember.Buf->getBufferIdentifier());
- llvm::sys::path::replace_extension(Val, ".lib");
- return Val.str();
-}
-
-static std::vector<StringRef> getSearchPaths(llvm::opt::InputArgList *Args,
- StringSaver &Saver) {
- std::vector<StringRef> Ret;
- // Add current directory as first item of the search path.
- Ret.push_back("");
-
- // Add /libpath flags.
- for (auto *Arg : Args->filtered(OPT_libpath))
- Ret.push_back(Arg->getValue());
-
- // Add $LIB.
- Optional<std::string> EnvOpt = sys::Process::GetEnv("LIB");
- if (!EnvOpt.hasValue())
- return Ret;
- StringRef Env = Saver.save(*EnvOpt);
- while (!Env.empty()) {
- StringRef Path;
- std::tie(Path, Env) = Env.split(';');
- Ret.push_back(Path);
- }
- return Ret;
-}
-
-static Optional<std::string> findInputFile(StringRef File,
- ArrayRef<StringRef> Paths) {
- for (auto Dir : Paths) {
- SmallString<128> Path = Dir;
- sys::path::append(Path, File);
- if (sys::fs::exists(Path))
- return Path.str().str();
- }
- return Optional<std::string>();
-}
-
-int llvm::libDriverMain(llvm::ArrayRef<const char*> ArgsArr) {
- SmallVector<const char *, 20> NewArgs(ArgsArr.begin(), ArgsArr.end());
- BumpPtrAllocator Alloc;
- StringSaver Saver(Alloc);
- cl::ExpandResponseFiles(Saver, cl::TokenizeWindowsCommandLine, NewArgs);
- ArgsArr = NewArgs;
-
- LibOptTable Table;
- unsigned MissingIndex;
- unsigned MissingCount;
- llvm::opt::InputArgList Args =
- Table.ParseArgs(ArgsArr.slice(1), MissingIndex, MissingCount);
- if (MissingCount) {
- llvm::errs() << "missing arg value for \""
- << Args.getArgString(MissingIndex) << "\", expected "
- << MissingCount
- << (MissingCount == 1 ? " argument.\n" : " arguments.\n");
- return 1;
- }
- for (auto *Arg : Args.filtered(OPT_UNKNOWN))
- llvm::errs() << "ignoring unknown argument: " << Arg->getSpelling() << "\n";
-
- if (Args.filtered_begin(OPT_INPUT) == Args.filtered_end()) {
- // No input files. To match lib.exe, silently do nothing.
- return 0;
- }
-
- std::vector<StringRef> SearchPaths = getSearchPaths(&Args, Saver);
-
- std::vector<llvm::NewArchiveMember> Members;
- for (auto *Arg : Args.filtered(OPT_INPUT)) {
- Optional<std::string> Path = findInputFile(Arg->getValue(), SearchPaths);
- if (!Path.hasValue()) {
- llvm::errs() << Arg->getValue() << ": no such file or directory\n";
- return 1;
- }
- Expected<NewArchiveMember> MOrErr =
- NewArchiveMember::getFile(Saver.save(*Path), /*Deterministic=*/true);
- if (!MOrErr) {
- handleAllErrors(MOrErr.takeError(), [&](const llvm::ErrorInfoBase &EIB) {
- llvm::errs() << Arg->getValue() << ": " << EIB.message() << "\n";
- });
- return 1;
- }
- sys::fs::file_magic Magic =
- sys::fs::identify_magic(MOrErr->Buf->getBuffer());
- if (Magic != sys::fs::file_magic::coff_object &&
- Magic != sys::fs::file_magic::bitcode &&
- Magic != sys::fs::file_magic::windows_resource) {
- llvm::errs() << Arg->getValue()
- << ": not a COFF object, bitcode or resource file\n";
- return 1;
- }
- Members.emplace_back(std::move(*MOrErr));
- }
-
- std::pair<StringRef, std::error_code> Result =
- llvm::writeArchive(getOutputPath(&Args, Members[0]), Members,
- /*WriteSymtab=*/true, object::Archive::K_GNU,
- /*Deterministic*/ true, Args.hasArg(OPT_llvmlibthin));
-
- if (Result.second) {
- if (Result.first.empty())
- Result.first = ArgsArr[0];
- llvm::errs() << Result.first << ": " << Result.second.message() << "\n";
- return 1;
- }
-
- return 0;
-}
OpenPOWER on IntegriCloud