xref: /freebsd/contrib/llvm-project/llvm/lib/DebugInfo/PDB/DIA/DIAError.cpp (revision 8ddb146abcdf061be9f2c0db7e391697dafad85c)
1 #include "llvm/DebugInfo/PDB/DIA/DIAError.h"
2 #include "llvm/Support/ErrorHandling.h"
3 #include "llvm/Support/ManagedStatic.h"
4 
5 using namespace llvm;
6 using namespace llvm::pdb;
7 
8 // FIXME: This class is only here to support the transition to llvm::Error. It
9 // will be removed once this transition is complete. Clients should prefer to
10 // deal with the Error value directly, rather than converting to error_code.
11 class DIAErrorCategory : public std::error_category {
12 public:
13   const char *name() const noexcept override { return "llvm.pdb.dia"; }
14   std::string message(int Condition) const override {
15     switch (static_cast<dia_error_code>(Condition)) {
16     case dia_error_code::could_not_create_impl:
17       return "Failed to connect to DIA at runtime. Verify that Visual Studio "
18              "is properly installed, or that msdiaXX.dll is in your PATH.";
19     case dia_error_code::invalid_file_format:
20       return "Unable to load PDB. The file has an unrecognized format.";
21     case dia_error_code::invalid_parameter:
22       return "The parameter is incorrect.";
23     case dia_error_code::already_loaded:
24       return "Unable to load the PDB or EXE, because it is already loaded.";
25     case dia_error_code::debug_info_mismatch:
26       return "The PDB file and the EXE file do not match.";
27     case dia_error_code::unspecified:
28       return "An unknown error has occurred.";
29     }
30     llvm_unreachable("Unrecognized DIAErrorCode");
31   }
32 };
33 
34 static llvm::ManagedStatic<DIAErrorCategory> DIACategory;
35 const std::error_category &llvm::pdb::DIAErrCategory() { return *DIACategory; }
36 
37 char DIAError::ID;
38