#include "TerminalWrapper.h" #include #include #include #include #include #include #include #include #include static void run_command(int ptm_fd, const String& command) { pid_t pid = fork(); if (pid == 0) { const char* tty_name = ptsname(ptm_fd); if (!tty_name) { perror("ptsname"); exit(1); } close(ptm_fd); int pts_fd = open(tty_name, O_RDWR); if (pts_fd < 0) { perror("open"); exit(1); } // NOTE: It's okay if this fails. (void)ioctl(0, TIOCNOTTY); close(0); close(1); close(2); int rc = dup2(pts_fd, 0); if (rc < 0) { perror("dup2"); exit(1); } rc = dup2(pts_fd, 1); if (rc < 0) { perror("dup2"); exit(1); } rc = dup2(pts_fd, 2); if (rc < 0) { perror("dup2"); exit(1); } rc = close(pts_fd); if (rc < 0) { perror("close"); exit(1); } rc = ioctl(0, TIOCSCTTY); if (rc < 0) { perror("ioctl(TIOCSCTTY)"); exit(1); } const char* args[4] = { "/bin/Shell", nullptr, nullptr, nullptr }; if (!command.is_empty()) { args[1] = "-c"; args[2] = command.characters(); } const char* envs[] = { "TERM=xterm", "PATH=/bin:/usr/bin:/usr/local/bin", nullptr }; rc = execve("/bin/Shell", const_cast(args), const_cast(envs)); if (rc < 0) { perror("execve"); exit(1); } ASSERT_NOT_REACHED(); } } TerminalWrapper::TerminalWrapper(GWidget* parent) : GWidget(parent) { set_layout(make(Orientation::Vertical)); int ptm_fd = open("/dev/ptmx", O_RDWR); if (ptm_fd < 0) { perror("open(ptmx)"); ASSERT_NOT_REACHED(); } run_command(ptm_fd, "/bin/Shell"); RefPtr config = CConfigFile::get_for_app("Terminal"); m_terminal_widget = TerminalWidget::construct(ptm_fd, config); add_child(*m_terminal_widget); } TerminalWrapper::~TerminalWrapper() { }