https://github.com/ayushpareek2003 created
https://github.com/llvm/llvm-project/pull/133526
Both Unix (./, ../) and Windows (.\, ..\) path formats are handled properly
>From 7c70f0c2bf45b34c1134820a21ec169777bce7bf Mon Sep 17 00:00:00 2001
From: Ayush Pareek <ayushpareek1...@gmail.com>
Date: Sat, 29 Mar 2025 03:25:39 +0530
Subject: [PATCH] Relative Path Handling for Cross-Platform Compatibility
Both Unix (./, ../) and Windows (.\, ..\) path formats are handled properly
---
clang/lib/Tooling/Tooling.cpp | 15 +++++++++++++--
1 file changed, 13 insertions(+), 2 deletions(-)
diff --git a/clang/lib/Tooling/Tooling.cpp b/clang/lib/Tooling/Tooling.cpp
index 03523c3f17eda..51508d123eb32 100644
--- a/clang/lib/Tooling/Tooling.cpp
+++ b/clang/lib/Tooling/Tooling.cpp
@@ -255,8 +255,19 @@ llvm::Expected<std::string>
getAbsolutePath(llvm::vfs::FileSystem &FS,
StringRef File) {
StringRef RelativePath(File);
// FIXME: Should '.\\' be accepted on Win32?
- RelativePath.consume_front("./");
-
+ if (RelativePath.startswith("./")) {
+ // Unix-like relative path
+ RelativePath = RelativePath.drop_front(2);
+ } else if (RelativePath.startswith(".\\")) {
+ // Windows-style relative path
+ RelativePath = RelativePath.drop_front(2);
+ } else if (RelativePath.startswith("../")) {
+ // Unix-like parent directory reference
+ RelativePath = RelativePath.drop_front(3);
+ } else if (RelativePath.startswith("..\\")) {
+ // Windows-style parent directory reference
+ RelativePath = RelativePath.drop_front(3);
+ }
SmallString<1024> AbsolutePath = RelativePath;
if (auto EC = FS.makeAbsolute(AbsolutePath))
return llvm::errorCodeToError(EC);
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