https://github.com/HerrCai0907 created
https://github.com/llvm/llvm-project/pull/120547
Fixes: #103499
>From 2927ef2ccd286e1efeb12ef12eb5f0fd2dcf2454 Mon Sep 17 00:00:00 2001
From: Congcong Cai <congcongcai0...@163.com>
Date: Thu, 19 Dec 2024 15:23:02 +0800
Subject: [PATCH] [clang-tidy] support parameters file in command line
Fixes: #103499
---
.../clang-tidy/tool/ClangTidyMain.cpp | 16 ++++++++++++++++
clang-tools-extra/docs/ReleaseNotes.rst | 2 ++
.../infrastructure/Inputs/param/parameters.txt | 2 ++
.../infrastructure/read-parameters-from-file.cpp | 5 +++++
4 files changed, 25 insertions(+)
create mode 100644
clang-tools-extra/test/clang-tidy/infrastructure/Inputs/param/parameters.txt
create mode 100644
clang-tools-extra/test/clang-tidy/infrastructure/read-parameters-from-file.cpp
diff --git a/clang-tools-extra/clang-tidy/tool/ClangTidyMain.cpp
b/clang-tools-extra/clang-tidy/tool/ClangTidyMain.cpp
index d42dafa8ffc362..9aebd450e458c1 100644
--- a/clang-tools-extra/clang-tidy/tool/ClangTidyMain.cpp
+++ b/clang-tools-extra/clang-tidy/tool/ClangTidyMain.cpp
@@ -20,12 +20,14 @@
#include "../GlobList.h"
#include "clang/Tooling/CommonOptionsParser.h"
#include "llvm/ADT/StringSet.h"
+#include "llvm/Support/CommandLine.h"
#include "llvm/Support/InitLLVM.h"
#include "llvm/Support/PluginLoader.h"
#include "llvm/Support/Process.h"
#include "llvm/Support/Signals.h"
#include "llvm/Support/TargetSelect.h"
#include "llvm/Support/WithColor.h"
+#include "llvm/TargetParser/Host.h"
#include <optional>
using namespace clang::tooling;
@@ -553,6 +555,20 @@ static llvm::IntrusiveRefCntPtr<vfs::OverlayFileSystem>
createBaseFS() {
int clangTidyMain(int argc, const char **argv) {
llvm::InitLLVM X(argc, argv);
+ SmallVector<const char *> Args{argv, argv + argc};
+
+ llvm::BumpPtrAllocator Alloc;
+ llvm::cl::TokenizerCallback Tokenizer =
+ llvm::Triple(llvm::sys::getProcessTriple()).isOSWindows()
+ ? llvm::cl::TokenizeWindowsCommandLine
+ : llvm::cl::TokenizeGNUCommandLine;
+ llvm::cl::ExpansionContext ECtx(Alloc, Tokenizer);
+ if (llvm::Error Err = ECtx.expandResponseFiles(Args)) {
+ llvm::WithColor::error() << Err << "\n";
+ return 1;
+ }
+ argc = static_cast<int>(Args.size());
+ argv = Args.data();
// Enable help for -load option, if plugins are enabled.
if (cl::Option *LoadOpt = cl::getRegisteredOptions().lookup("load"))
diff --git a/clang-tools-extra/docs/ReleaseNotes.rst
b/clang-tools-extra/docs/ReleaseNotes.rst
index 3fd7a4f9da18ad..5999a7134c7528 100644
--- a/clang-tools-extra/docs/ReleaseNotes.rst
+++ b/clang-tools-extra/docs/ReleaseNotes.rst
@@ -115,6 +115,8 @@ Improvements to clang-tidy
- Improved :program:`run-clang-tidy.py` script. Fixed minor shutdown noise
happening on certain platforms when interrupting the script.
+- Improved :program:`clang-tidy` by accepting parameters file in command line.
+
- Removed :program:`clang-tidy`'s global options for most of checks. All
options
are changed to local options except `IncludeStyle`, `StrictMode` and
`IgnoreMacros`.
diff --git
a/clang-tools-extra/test/clang-tidy/infrastructure/Inputs/param/parameters.txt
b/clang-tools-extra/test/clang-tidy/infrastructure/Inputs/param/parameters.txt
new file mode 100644
index 00000000000000..a6d8fa7ee299fa
--- /dev/null
+++
b/clang-tools-extra/test/clang-tidy/infrastructure/Inputs/param/parameters.txt
@@ -0,0 +1,2 @@
+-checks='-*,llvm-namespace-comment'
+--warnings-as-errors=llvm-namespace-comment
diff --git
a/clang-tools-extra/test/clang-tidy/infrastructure/read-parameters-from-file.cpp
b/clang-tools-extra/test/clang-tidy/infrastructure/read-parameters-from-file.cpp
new file mode 100644
index 00000000000000..9d8c40a2e7d415
--- /dev/null
+++
b/clang-tools-extra/test/clang-tidy/infrastructure/read-parameters-from-file.cpp
@@ -0,0 +1,5 @@
+// RUN: not clang-tidy %s @%S/Inputs/param/parameters.txt -- | FileCheck %s
+
+namespace i {
+}
+// CHECK: error: namespace 'i' not terminated with a closing comment
[llvm-namespace-comment,-warnings-as-errors]
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