forked from OSchip/llvm-project
112 lines
4.0 KiB
C++
112 lines
4.0 KiB
C++
//===-- CommandObjectPlugin.cpp ---------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// C Includes
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// C++ Includes
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// Other libraries and framework includes
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// Project includes
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#include "CommandObjectPlugin.h"
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#include "lldb/Host/Host.h"
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#include "lldb/Interpreter/CommandInterpreter.h"
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#include "lldb/Interpreter/CommandReturnObject.h"
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using namespace lldb;
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using namespace lldb_private;
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class CommandObjectPluginLoad : public CommandObjectParsed
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{
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public:
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CommandObjectPluginLoad (CommandInterpreter &interpreter) :
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CommandObjectParsed(interpreter,
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"plugin load",
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"Import a dylib that implements an LLDB plugin.",
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nullptr)
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{
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CommandArgumentEntry arg1;
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CommandArgumentData cmd_arg;
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// Define the first (and only) variant of this arg.
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cmd_arg.arg_type = eArgTypeFilename;
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cmd_arg.arg_repetition = eArgRepeatPlain;
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// There is only one variant this argument could be; put it into the argument entry.
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arg1.push_back (cmd_arg);
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// Push the data for the first argument into the m_arguments vector.
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m_arguments.push_back (arg1);
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}
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~CommandObjectPluginLoad() override = default;
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int
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HandleArgumentCompletion (Args &input,
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int &cursor_index,
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int &cursor_char_position,
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OptionElementVector &opt_element_vector,
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int match_start_point,
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int max_return_elements,
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bool &word_complete,
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StringList &matches) override
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{
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std::string completion_str (input.GetArgumentAtIndex(cursor_index));
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completion_str.erase (cursor_char_position);
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CommandCompletions::InvokeCommonCompletionCallbacks(m_interpreter,
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CommandCompletions::eDiskFileCompletion,
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completion_str.c_str(),
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match_start_point,
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max_return_elements,
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nullptr,
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word_complete,
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matches);
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return matches.GetSize();
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}
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protected:
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bool
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DoExecute (Args& command, CommandReturnObject &result) override
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{
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size_t argc = command.GetArgumentCount();
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if (argc != 1)
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{
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result.AppendError ("'plugin load' requires one argument");
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result.SetStatus (eReturnStatusFailed);
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return false;
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}
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const char* path = command.GetArgumentAtIndex(0);
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Error error;
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FileSpec dylib_fspec(path,true);
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if (m_interpreter.GetDebugger().LoadPlugin(dylib_fspec, error))
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result.SetStatus(eReturnStatusSuccessFinishResult);
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else
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{
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result.AppendError(error.AsCString());
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result.SetStatus(eReturnStatusFailed);
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}
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return result.Succeeded();
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}
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};
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CommandObjectPlugin::CommandObjectPlugin (CommandInterpreter &interpreter) :
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CommandObjectMultiword (interpreter,
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"plugin",
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"A set of commands for managing or customizing plugin commands.",
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"plugin <subcommand> [<subcommand-options>]")
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{
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LoadSubCommand ("load", CommandObjectSP (new CommandObjectPluginLoad (interpreter)));
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}
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CommandObjectPlugin::~CommandObjectPlugin() = default;
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