forked from OSchip/llvm-project
59 lines
1.9 KiB
C++
59 lines
1.9 KiB
C++
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//===- FindDiagnosticID.cpp - diagtool tool for finding diagnostic id -----===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "DiagTool.h"
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#include "DiagnosticNames.h"
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#include "clang/Basic/AllDiagnostics.h"
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#include "llvm/Support/CommandLine.h"
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DEF_DIAGTOOL("find-diagnostic-id", "Print the id of the given diagnostic",
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FindDiagnosticID)
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using namespace clang;
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using namespace diagtool;
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static Optional<DiagnosticRecord>
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findDiagnostic(ArrayRef<DiagnosticRecord> Diagnostics, StringRef Name) {
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for (const auto &Diag : Diagnostics) {
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StringRef DiagName = Diag.getName();
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if (DiagName == Name)
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return Diag;
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}
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return None;
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}
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int FindDiagnosticID::run(unsigned int argc, char **argv,
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llvm::raw_ostream &OS) {
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static llvm::cl::OptionCategory FindDiagnosticIDOptions(
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"diagtool find-diagnostic-id options");
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static llvm::cl::opt<std::string> DiagnosticName(
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llvm::cl::Positional, llvm::cl::desc("<diagnostic-name>"),
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llvm::cl::Required, llvm::cl::cat(FindDiagnosticIDOptions));
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std::vector<const char *> Args;
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Args.push_back("find-diagnostic-id");
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for (const char *A : llvm::makeArrayRef(argv, argc))
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Args.push_back(A);
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llvm::cl::HideUnrelatedOptions(FindDiagnosticIDOptions);
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llvm::cl::ParseCommandLineOptions((int)Args.size(), Args.data(),
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"Diagnostic ID mapping utility");
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ArrayRef<DiagnosticRecord> AllDiagnostics = getBuiltinDiagnosticsByName();
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Optional<DiagnosticRecord> Diag =
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findDiagnostic(AllDiagnostics, DiagnosticName);
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if (!Diag) {
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llvm::errs() << "error: invalid diagnostic '" << DiagnosticName << "'\n";
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return 1;
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}
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OS << Diag->DiagID << "\n";
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return 0;
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}
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