//===----------------------------------------------------------------------===//
#include "yaml2obj.h"
+#include "llvm/ADT/StringExtras.h"
#include "llvm/Support/CommandLine.h"
+#include "llvm/Support/FileSystem.h"
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/PrettyStackTrace.h"
#include "llvm/Support/Signals.h"
+#include "llvm/Support/ToolOutputFile.h"
+#include "llvm/Support/YAMLTraits.h"
#include "llvm/Support/raw_ostream.h"
-#include "llvm/Support/system_error.h"
+#include <system_error>
using namespace llvm;
clEnumValN(YOF_ELF, "elf", "ELF object file format"),
clEnumValEnd));
+cl::opt<unsigned>
+DocNum("docnum", cl::init(1),
+ cl::desc("Read specified document from input (default = 1)"));
+
+static cl::opt<std::string> OutputFilename("o", cl::desc("Output filename"),
+ cl::value_desc("filename"));
+
+typedef int (*ConvertFuncPtr)(yaml::Input & YIn, raw_ostream &Out);
+
+int convertYAML(yaml::Input & YIn, raw_ostream &Out, ConvertFuncPtr Convert) {
+ unsigned CurDocNum = 0;
+ do {
+ if (++CurDocNum == DocNum)
+ return Convert(YIn, Out);
+ } while (YIn.nextDocument());
+
+ errs() << "yaml2obj: Cannot find the " << DocNum
+ << llvm::getOrdinalSuffix(DocNum) << " document\n";
+ return 1;
+}
int main(int argc, char **argv) {
cl::ParseCommandLineOptions(argc, argv);
PrettyStackTraceProgram X(argc, argv);
llvm_shutdown_obj Y; // Call llvm_shutdown() on exit.
- std::unique_ptr<MemoryBuffer> Buf;
- if (MemoryBuffer::getFileOrSTDIN(Input, Buf))
+ if (OutputFilename.empty())
+ OutputFilename = "-";
+
+ std::error_code EC;
+ std::unique_ptr<tool_output_file> Out(
+ new tool_output_file(OutputFilename, EC, sys::fs::F_None));
+ if (EC) {
+ errs() << EC.message() << '\n';
return 1;
- if (Format == YOF_COFF) {
- return yaml2coff(outs(), Buf.get());
- } else if (Format == YOF_ELF) {
- return yaml2elf(outs(), Buf.get());
- } else {
+ }
+
+ ErrorOr<std::unique_ptr<MemoryBuffer>> Buf =
+ MemoryBuffer::getFileOrSTDIN(Input);
+ if (!Buf)
+ return 1;
+
+ ConvertFuncPtr Convert = nullptr;
+ if (Format == YOF_COFF)
+ Convert = yaml2coff;
+ else if (Format == YOF_ELF)
+ Convert = yaml2elf;
+ else {
errs() << "Not yet implemented\n";
return 1;
}
+
+ yaml::Input YIn(Buf.get()->getBuffer());
+
+ int Res = convertYAML(YIn, Out->os(), Convert);
+ if (Res == 0)
+ Out->keep();
+
+ return Res;
}