[Lldb-commits] [lldb] Add a new SBExpressionOptions::SetLanguage() API (NFCI) (PR #89981)

[Adrian Prantl via lldb-commits]

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@@ -0,0 +1,45 @@
+//===- LLDBPropertyDefEmitter.cpp -----------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// Produce the list of source languages header file fragment for the SBAPI. 
+//
+//===----------------------------------------------------------------------===//
+
+#include <fstream>
+#include <llvm/ADT/StringRef.h>
+namespace lldb_private {
+int EmitSBAPIDWARFEnum(int argc, char **argv) {
+  std::string InputFilename;
+  std::string OutputFilename;
+  std::string DepFilename;
+  // This command line option parser is as robust as the worst shell script.
+  for (int i = 0; i < argc; ++i) {
+    if (llvm::StringRef(argv[i]).ends_with("Dwarf.def"))
+      InputFilename = std::string(argv[i]);
+    if (llvm::StringRef(argv[i]) == "-o" && i + 1 < argc)
+      OutputFilename = std::string(argv[i + 1]);
+    if (llvm::StringRef(argv[i]) == "-d" && i + 1 < argc)
+      DepFilename = std::string(argv[i + 1]);
+  }
+  std::ifstream input(InputFilename);
+  std::ofstream output(OutputFilename);
+  output << "// Do not include this file directly.\n";
+  output << "#ifndef HANDLE_DW_LNAME\n";
+  output << "#error \"Missing macro definition\"\n";
+  output << "#endif\n";
+  std::string line;
+  while (std::getline(input, line)) {
+    if (llvm::StringRef(line).starts_with("HANDLE_DW_LNAME"))
+      output << line << '\n';
+  }
+  output << "#undef HANDLE_DW_LNAME\n";
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adrian-prantl wrote:

@JDevlieghere Can you take another look? Now we're even generating Doxygen comments!

https://github.com/llvm/llvm-project/pull/89981