https://github.com/hokein created
https://github.com/llvm/llvm-project/pull/75904
Running clang tools on a single file can be slow. It is even worse when running
multiple files, to improve the user experience, we print the processing status.
>From 35ca8fc22fd64c2e6513fa790215f72947852dd1 Mon Sep 17 00:00:00 2001
From: Haojian Wu <hokein...@gmail.com>
Date: Mon, 18 Dec 2023 15:40:17 +0100
Subject: [PATCH] [Tooling] Print the progress when there are multiple
processing file.
Running clang tools on a single file can be slow. It is even worse when
running multiple files, to improve the user experience, we print the
processing status.
---
clang/lib/Tooling/Tooling.cpp | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/clang/lib/Tooling/Tooling.cpp b/clang/lib/Tooling/Tooling.cpp
index 33bfa8d3d81f1e..92068d04ba5460 100644
--- a/clang/lib/Tooling/Tooling.cpp
+++ b/clang/lib/Tooling/Tooling.cpp
@@ -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
@@ -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);
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