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[Tooling] Print the progress when there are multiple files to process #75904

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Merged
merged 1 commit into from
Jan 3, 2024
Merged

[Tooling] Print the progress when there are multiple files to process #75904

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8 changes: 7 additions & 1 deletion clang/lib/Tooling/Tooling.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -556,6 +556,8 @@ int ClangTool::run(ToolAction *Action) {
<< CWD.getError().message() << "\n";
}

size_t NumOfTotalFiles = AbsolutePaths.size();
unsigned ProcessedFileCounter = 0;
for (llvm::StringRef File : AbsolutePaths) {
// Currently implementations of CompilationDatabase::getCompileCommands can
// change the state of the file system (e.g. prepare generated headers), so
Expand Down Expand Up @@ -611,7 +613,11 @@ int ClangTool::run(ToolAction *Action) {

// FIXME: We need a callback mechanism for the tool writer to output a
// customized message for each file.
LLVM_DEBUG({ llvm::dbgs() << "Processing: " << File << ".\n"; });
if (NumOfTotalFiles > 1)
llvm::errs() << "[" + std::to_string(++ProcessedFileCounter) + "/" +
std::to_string(NumOfTotalFiles) +
"] Processing file " + File
<< ".\n";
ToolInvocation Invocation(std::move(CommandLine), Action, Files.get(),
PCHContainerOps);
Invocation.setDiagnosticConsumer(DiagConsumer);
Expand Down