1 files changed, 83 insertions, 0 deletions
diff --git a/contrib/llvm-project/lldb/source/Commands/CommandObjectPlugin.cpp b/contrib/llvm-project/lldb/source/Commands/CommandObjectPlugin.cpp
new file mode 100644
index 000000000000..89e01ba52027
--- /dev/null
+++ b/contrib/llvm-project/lldb/source/Commands/CommandObjectPlugin.cpp
@@ -0,0 +1,83 @@
+//===-- CommandObjectPlugin.cpp ---------------------------------*- C++ -*-===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+
+#include "CommandObjectPlugin.h"
+#include "lldb/Host/Host.h"
+#include "lldb/Interpreter/CommandInterpreter.h"
+#include "lldb/Interpreter/CommandReturnObject.h"
+
+using namespace lldb;
+using namespace lldb_private;
+
+class CommandObjectPluginLoad : public CommandObjectParsed {
+public:
+  CommandObjectPluginLoad(CommandInterpreter &interpreter)
+      : CommandObjectParsed(interpreter, "plugin load",
+                            "Import a dylib that implements an LLDB plugin.",
+                            nullptr) {
+    CommandArgumentEntry arg1;
+    CommandArgumentData cmd_arg;
+
+    // Define the first (and only) variant of this arg.
+    cmd_arg.arg_type = eArgTypeFilename;
+    cmd_arg.arg_repetition = eArgRepeatPlain;
+
+    // There is only one variant this argument could be; put it into the
+    // argument entry.
+    arg1.push_back(cmd_arg);
+
+    // Push the data for the first argument into the m_arguments vector.
+    m_arguments.push_back(arg1);
+  }
+
+  ~CommandObjectPluginLoad() override = default;
+
+  int HandleArgumentCompletion(
+      CompletionRequest &request,
+      OptionElementVector &opt_element_vector) override {
+    CommandCompletions::InvokeCommonCompletionCallbacks(
+        GetCommandInterpreter(), CommandCompletions::eDiskFileCompletion,
+        request, nullptr);
+    return request.GetNumberOfMatches();
+  }
+
+protected:
+  bool DoExecute(Args &command, CommandReturnObject &result) override {
+    size_t argc = command.GetArgumentCount();
+
+    if (argc != 1) {
+      result.AppendError("'plugin load' requires one argument");
+      result.SetStatus(eReturnStatusFailed);
+      return false;
+    }
+
+    Status error;
+
+    FileSpec dylib_fspec(command[0].ref);
+    FileSystem::Instance().Resolve(dylib_fspec);
+
+    if (GetDebugger().LoadPlugin(dylib_fspec, error))
+      result.SetStatus(eReturnStatusSuccessFinishResult);
+    else {
+      result.AppendError(error.AsCString());
+      result.SetStatus(eReturnStatusFailed);
+    }
+
+    return result.Succeeded();
+  }
+};
+
+CommandObjectPlugin::CommandObjectPlugin(CommandInterpreter &interpreter)
+    : CommandObjectMultiword(interpreter, "plugin",
+                             "Commands for managing LLDB plugins.",
+                             "plugin <subcommand> [<subcommand-options>]") {
+  LoadSubCommand("load",
+                 CommandObjectSP(new CommandObjectPluginLoad(interpreter)));
+}
+
+CommandObjectPlugin::~CommandObjectPlugin() = default;