forked from OSchip/llvm-project
59 lines
2.1 KiB
C++
59 lines
2.1 KiB
C++
#include "llvm/DebugInfo/PDB/DIA/DIAError.h"
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#include "llvm/Support/ErrorHandling.h"
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#include "llvm/Support/ManagedStatic.h"
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using namespace llvm;
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using namespace llvm::pdb;
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// FIXME: This class is only here to support the transition to llvm::Error. It
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// will be removed once this transition is complete. Clients should prefer to
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// deal with the Error value directly, rather than converting to error_code.
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class DIAErrorCategory : public std::error_category {
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public:
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const char *name() const noexcept override { return "llvm.pdb.dia"; }
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std::string message(int Condition) const override {
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switch (static_cast<dia_error_code>(Condition)) {
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case dia_error_code::could_not_create_impl:
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return "Failed to connect to DIA at runtime. Verify that Visual Studio "
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"is properly installed, or that msdiaXX.dll is in your PATH.";
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case dia_error_code::invalid_file_format:
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return "Unable to load PDB. The file has an unrecognized format.";
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case dia_error_code::invalid_parameter:
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return "The parameter is incorrect.";
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case dia_error_code::already_loaded:
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return "Unable to load the PDB or EXE, because it is already loaded.";
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case dia_error_code::debug_info_mismatch:
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return "The PDB file and the EXE file do not match.";
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case dia_error_code::unspecified:
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return "An unknown error has occurred.";
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}
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llvm_unreachable("Unrecognized DIAErrorCode");
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}
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};
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static ManagedStatic<DIAErrorCategory> Category;
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char DIAError::ID = 0;
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DIAError::DIAError(dia_error_code C) : DIAError(C, "") {}
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DIAError::DIAError(StringRef Context)
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: DIAError(dia_error_code::unspecified, Context) {}
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DIAError::DIAError(dia_error_code C, StringRef Context) : Code(C) {
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ErrMsg = "DIA Error: ";
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std::error_code EC = convertToErrorCode();
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ErrMsg += EC.message() + " ";
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if (!Context.empty())
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ErrMsg += Context;
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}
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void DIAError::log(raw_ostream &OS) const { OS << ErrMsg << "\n"; }
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StringRef DIAError::getErrorMessage() const { return ErrMsg; }
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std::error_code DIAError::convertToErrorCode() const {
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return std::error_code(static_cast<int>(Code), *Category);
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}
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