void proc_pop_interactive() {
ASSERT_IS_MAIN_THREAD();
int old = is_interactive;
is_interactive = interactive_stack.back();
interactive_stack.pop_back();
if (is_interactive != old) signal_set_handlers();
}
/// Setup our environment (e.g., tty modes), process key strokes, then reset the environment.
static void setup_and_process_keys(bool continuous_mode) {
is_interactive_session = 1; // by definition this program is interactive
setenv("LC_ALL", "POSIX", 1); // ensure we're in a single-byte locale
set_main_thread();
setup_fork_guards();
env_init();
reader_init();
input_init();
proc_push_interactive(1);
signal_set_handlers();
install_our_signal_handlers();
if (continuous_mode) {
printf("\n");
printf("To terminate this program type \"exit\" or \"quit\" in this window,\n");
printf("or press [ctrl-C] or [ctrl-D] twice in a row.\n");
printf("\n");
}
process_input(continuous_mode);
restore_term_mode();
restore_term_foreground_process_group();
input_destroy();
reader_destroy();
}
void proc_push_interactive(int value) {
ASSERT_IS_MAIN_THREAD();
int old = is_interactive;
interactive_stack.push_back(is_interactive);
is_interactive = value;
if (old != value) signal_set_handlers();
}