+
+Application::Pipe::Pipe(int arg) :
+ _std_fd(arg)
+{
+ _pipe_fd[READ]= -1;
+ _pipe_fd[WRITE]= -1;
+ _open[READ]= false;
+ _open[WRITE]= false;
+}
+
+int Application::Pipe::Pipe::fd()
+{
+ if (_std_fd == STDOUT_FILENO)
+ {
+ return _pipe_fd[READ];
+ }
+ else if (_std_fd == STDERR_FILENO)
+ {
+ return _pipe_fd[READ];
+ }
+
+ return _pipe_fd[WRITE]; // STDIN_FILENO
+}
+
+
+bool Application::Pipe::read(libtest::vchar_t& arg)
+{
+ fatal_assert(_std_fd == STDOUT_FILENO or _std_fd == STDERR_FILENO);
+
+ bool data_was_read= false;
+
+ libtest::vchar_t buffer;
+ buffer.resize(1024);
+ ssize_t read_length;
+ while ((read_length= ::read(_pipe_fd[READ], &buffer[0], buffer.size())))
+ {
+ if (read_length == -1)
+ {
+ switch(errno)
+ {
+ case EAGAIN:
+ break;
+
+ default:
+ Error << strerror(errno);
+ break;
+ }
+
+ break;
+ }
+
+ data_was_read= true;
+ arg.reserve(read_length +1);
+ for (size_t x= 0; x < size_t(read_length); ++x)
+ {
+ arg.push_back(buffer[x]);
+ }
+ // @todo Suck up all errput code here
+ }
+
+ return data_was_read;
+}
+
+void Application::Pipe::nonblock()
+{
+ int flags;
+ {
+ flags= fcntl(_pipe_fd[READ], F_GETFL, 0);
+ } while (flags == -1 and (errno == EINTR or errno == EAGAIN));
+
+ if (flags == -1)
+ {
+ Error << "fcntl(F_GETFL) " << strerror(errno);
+ throw strerror(errno);
+ }
+
+ int rval;
+ do
+ {
+ rval= fcntl(_pipe_fd[READ], F_SETFL, flags | O_NONBLOCK);
+ } while (rval == -1 and (errno == EINTR or errno == EAGAIN));
+
+ if (rval == -1)
+ {
+ Error << "fcntl(F_SETFL) " << strerror(errno);
+ throw strerror(errno);
+ }
+}
+
+void Application::Pipe::reset()
+{
+ close(READ);
+ close(WRITE);
+
+#if defined(HAVE_PIPE2) && HAVE_PIPE2
+ if (pipe2(_pipe_fd, O_NONBLOCK|O_CLOEXEC) == -1)
+#else
+ if (pipe(_pipe_fd) == -1)
+#endif
+ {
+ fatal_message(strerror(errno));
+ }
+ _open[0]= true;
+ _open[1]= true;
+
+#if defined(HAVE_PIPE2) && HAVE_PIPE2
+ {
+ nonblock();
+ cloexec();
+ }
+#endif
+}
+
+void Application::Pipe::cloexec()
+{
+ //if (SOCK_CLOEXEC == 0)
+ {
+ if (FD_CLOEXEC)
+ {
+ int flags;
+ do
+ {
+ flags= fcntl(_pipe_fd[WRITE], F_GETFD, 0);
+ } while (flags == -1 and (errno == EINTR or errno == EAGAIN));
+
+ if (flags == -1)
+ {
+ Error << "fcntl(F_GETFD) " << strerror(errno);
+ throw strerror(errno);
+ }
+
+ int rval;
+ do
+ {
+ rval= fcntl(_pipe_fd[WRITE], F_SETFD, flags | FD_CLOEXEC);
+ } while (rval == -1 && (errno == EINTR or errno == EAGAIN));
+
+ if (rval == -1)
+ {
+ Error << "fcntl(F_SETFD) " << strerror(errno);
+ throw strerror(errno);
+ }
+ }
+ }
+}
+
+Application::Pipe::~Pipe()
+{
+ if (_pipe_fd[0] != -1)
+ {
+ ::close(_pipe_fd[0]);
+ }
+
+ if (_pipe_fd[1] != -1)
+ {
+ ::close(_pipe_fd[1]);
+ }
+}
+
+void Application::Pipe::dup_for_spawn(posix_spawn_file_actions_t& file_actions)
+{
+ int type= STDIN_FILENO == _std_fd ? 0 : 1;
+
+ int ret;
+ if ((ret= posix_spawn_file_actions_adddup2(&file_actions, _pipe_fd[type], _std_fd )) < 0)
+ {
+ Error << "posix_spawn_file_actions_adddup2(" << strerror(ret) << ")";
+ fatal_message(strerror(ret));
+ }
+
+ if ((ret= posix_spawn_file_actions_addclose(&file_actions, _pipe_fd[type])) < 0)
+ {
+ Error << "posix_spawn_file_actions_adddup2(" << strerror(ret) << ")";
+ fatal_message(strerror(ret));
+ }
+}
+
+void Application::Pipe::close(const close_t& arg)
+{
+ int type= int(arg);
+
+ if (_open[type])
+ {
+ if (::close(_pipe_fd[type]) == -1)
+ {
+ Error << "close(" << strerror(errno) << ")";
+ }
+ _open[type]= false;
+ _pipe_fd[type]= -1;
+ }
+}
+
+void Application::create_argv(const char *args[])
+{
+ delete_argv();
+ if (_use_libtool)
+ {
+ assert(libtool());
+ vchar::append(built_argv, libtool());
+ vchar::append(built_argv, "--mode=execute");
+ }
+
+ if (_use_valgrind)
+ {
+ /*
+ valgrind --error-exitcode=1 --leak-check=yes --track-fds=yes --malloc-fill=A5 --free-fill=DE
+ */
+ vchar::append(built_argv, "valgrind");
+ vchar::append(built_argv, "--error-exitcode=1");
+ vchar::append(built_argv, "--leak-check=yes");
+#if 0
+ vchar::append(built_argv, "--show-reachable=yes"));
+#endif
+ vchar::append(built_argv, "--track-fds=yes");
+#if 0
+ built_argv[x++]= strdup("--track-origin=yes");
+#endif
+ vchar::append(built_argv, "--malloc-fill=A5");
+ vchar::append(built_argv, "--free-fill=DE");
+
+ std::string log_file= create_tmpfile("valgrind");
+ libtest::vchar_t buffer;
+ buffer.resize(1024);
+ int length= snprintf(&buffer[0], buffer.size(), "--log-file=%s", log_file.c_str());
+ fatal_assert(length > 0 and size_t(length) < buffer.size());
+ vchar::append(built_argv, &buffer[0]);
+ }
+ else if (_use_ptrcheck)
+ {
+ /*
+ valgrind --error-exitcode=1 --tool=exp-ptrcheck --log-file=
+ */
+ vchar::append(built_argv, "valgrind");
+ vchar::append(built_argv, "--error-exitcode=1");
+ vchar::append(built_argv, "--tool=exp-ptrcheck");
+ std::string log_file= create_tmpfile("ptrcheck");
+ libtest::vchar_t buffer;
+ buffer.resize(1024);
+ int length= snprintf(&buffer[0], buffer.size(), "--log-file=%s", log_file.c_str());
+ fatal_assert(length > 0 and size_t(length) < buffer.size());
+ vchar::append(built_argv, &buffer[0]);
+ }
+ else if (_use_gdb)
+ {
+ vchar::append(built_argv, "gdb");
+ }
+
+ vchar::append(built_argv, _exectuble_with_path.c_str());
+
+ for (Options::const_iterator iter= _options.begin(); iter != _options.end(); ++iter)
+ {
+ vchar::append(built_argv, (*iter).first.c_str());
+ if ((*iter).second.empty() == false)
+ {
+ vchar::append(built_argv, (*iter).second.c_str());
+ }
+ }
+
+ if (args)
+ {
+ for (const char **ptr= args; *ptr; ++ptr)
+ {
+ vchar::append(built_argv, *ptr);
+ }
+ }
+ built_argv.push_back(NULL);
+}
+
+std::string Application::print()
+{
+ return print_argv(built_argv);
+}
+
+std::string Application::arguments()
+{
+ std::stringstream arg_buffer;
+
+ for (size_t x= _use_libtool ? 2 : 0;
+ x < _argc and built_argv[x];
+ ++x)
+ {
+ arg_buffer << built_argv[x] << " ";
+ }
+
+ return arg_buffer.str();
+}
+
+void Application::delete_argv()
+{
+ std::for_each(built_argv.begin(), built_argv.end(), FreeFromVector());
+
+ built_argv.clear();
+ _argc= 0;
+}
+
+
+int exec_cmdline(const std::string& command, const char *args[], bool use_libtool)
+{
+ Application app(command, use_libtool);
+
+ Application::error_t ret= app.run(args);
+
+ if (ret != Application::SUCCESS)
+ {
+ return int(ret);
+ }
+
+ return int(app.join());
+}
+
+const char *gearmand_binary()
+{
+ return GEARMAND_BINARY;
+}
+
+const char *drizzled_binary()
+{
+ return DRIZZLED_BINARY;
+}
+
+} // namespace exec_cmdline