[Lldb-commits] [lldb] [lldb][windows] add color to the Python.dll not found error (PR #168718)

[Charles Zablit via lldb-commits]

https://github.com/charles-zablit created https://github.com/llvm/llvm-project/pull/168718

Make the `Python.dll not found` error message stand out more by using the `llvm::WithColor::error()` method.

---

### Example

#### Before

<img width="782" height="431" alt="Screenshot 2025-11-19 at 15 50 22" src="https://github.com/user-attachments/assets/93960c50-cbf2-41f7-aba3-2f2a8af916cc" />

#### After

<img width="780" height="430" alt="Screenshot 2025-11-19 at 15 54 28" src="https://github.com/user-attachments/assets/f7f4954b-0ce3-4a4b-b9af-5af876032573" />

>From d775f6680d3d70dc05711ef081b70128fbe77b31 Mon Sep 17 00:00:00 2001
From: Charles Zablit <c_zablit at apple.com>
Date: Wed, 19 Nov 2025 15:51:50 +0100
Subject: [PATCH] [lldb][windows] add color to the Python.dll not found error

---
 lldb/tools/driver/Driver.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/lldb/tools/driver/Driver.cpp b/lldb/tools/driver/Driver.cpp
index bebf1a70d50e9..0b77e0a4929a7 100644
--- a/lldb/tools/driver/Driver.cpp
+++ b/lldb/tools/driver/Driver.cpp
@@ -508,12 +508,12 @@ void SetupPythonRuntimeLibrary() {
   if (AddPythonDLLToSearchPath() && IsPythonDLLInPath())
     return;
 #endif
-  llvm::errs() << "error: unable to find '"
-               << LLDB_PYTHON_RUNTIME_LIBRARY_FILENAME << "'.\n";
+  WithColor::error() << "unable to find '"
+                     << LLDB_PYTHON_RUNTIME_LIBRARY_FILENAME << "'.\n";
   return;
 #elif defined(LLDB_PYTHON_DLL_RELATIVE_PATH)
   if (!AddPythonDLLToSearchPath())
-    llvm::errs() << "error: unable to find the Python runtime library.\n";
+    WithColor::error() << "unable to find the Python runtime library.\n";
 #endif
 }
 #endif