| //===-- CommandObjectSource.cpp ---------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "CommandObjectSource.h" |
| |
| // C Includes |
| // C++ Includes |
| // Other libraries and framework includes |
| // Project includes |
| #include "lldb/Interpreter/Args.h" |
| #include "lldb/Interpreter/CommandContext.h" |
| #include "lldb/Interpreter/CommandInterpreter.h" |
| #include "lldb/Interpreter/CommandReturnObject.h" |
| #include "lldb/Target/Process.h" |
| #include "lldb/Target/TargetList.h" |
| |
| using namespace lldb; |
| using namespace lldb_private; |
| |
| const char *k_space_characters = "\t\n\v\f\r "; |
| |
| //------------------------------------------------------------------------- |
| // CommandObjectSource |
| //------------------------------------------------------------------------- |
| |
| CommandObjectSource::CommandObjectSource() : |
| CommandObject ("source", |
| "Reads in debugger commands from the file <filename> and executes them.", |
| "source <filename>") |
| { |
| } |
| |
| CommandObjectSource::~CommandObjectSource () |
| { |
| } |
| |
| bool |
| CommandObjectSource::Execute |
| ( |
| Args& args, |
| CommandContext *context, |
| CommandInterpreter *interpreter, |
| CommandReturnObject &result |
| ) |
| { |
| const int argc = args.GetArgumentCount(); |
| if (argc == 1) |
| { |
| const char *filename = args.GetArgumentAtIndex(0); |
| bool success = true; |
| |
| result.AppendMessageWithFormat ("Executing commands in '%s'.\n", filename); |
| |
| FileSpec cmd_file (filename); |
| if (cmd_file.Exists()) |
| { |
| STLStringArray commands; |
| success = cmd_file.ReadFileLines (commands); |
| |
| STLStringArray::iterator pos = commands.begin(); |
| |
| // Trim out any empty lines or lines that start with the comment |
| // char '#' |
| while (pos != commands.end()) |
| { |
| bool remove_string = false; |
| size_t non_space = pos->find_first_not_of (k_space_characters); |
| if (non_space == std::string::npos) |
| remove_string = true; // Empty line |
| else if ((*pos)[non_space] == '#') |
| remove_string = true; // Comment line that starts with '#' |
| |
| if (remove_string) |
| pos = commands.erase(pos); |
| else |
| ++pos; |
| } |
| |
| if (commands.size() > 0) |
| { |
| const size_t num_commands = commands.size(); |
| size_t i; |
| for (i = 0; i<num_commands; ++i) |
| { |
| result.GetOutputStream().Printf("%s %s\n", interpreter->GetPrompt(), commands[i].c_str()); |
| if (!interpreter->HandleCommand(commands[i].c_str(), false, result)) |
| break; |
| } |
| |
| if (i < num_commands) |
| { |
| result.AppendErrorWithFormat("Aborting source of '%s' after command '%s' failed.\n", filename, commands[i].c_str()); |
| result.SetStatus (eReturnStatusSuccessFinishResult); |
| } |
| else |
| { |
| success = true; |
| result.SetStatus (eReturnStatusFailed); |
| } |
| } |
| } |
| else |
| { |
| result.AppendErrorWithFormat ("File '%s' does not exist.\n", filename); |
| result.SetStatus (eReturnStatusFailed); |
| success = false; |
| } |
| |
| if (success) |
| { |
| result.SetStatus (eReturnStatusSuccessFinishNoResult); |
| } |
| } |
| else |
| { |
| result.AppendErrorWithFormat("'%s' takes exactly one executable filename argument.\n", GetCommandName()); |
| result.SetStatus (eReturnStatusFailed); |
| } |
| return result.Succeeded(); |
| |
| } |