size_t vterm_output_bufferlen(VTerm *vt)
{
return vterm_output_get_buffer_current(vt);
}
int fbterm_init(struct fbterm_ctx *ctx)
{
if (!font) {
font = font_open(DEFAULT_FONT);
if (!font)
return -1;
}
memset(ctx, 0, sizeof(struct fbterm_ctx));
ctx->font = font;
fb_term_init(ctx);
fb_cook_wallpaper(ctx, DEFAULT_WALLPAPER);
VTerm *vt = vterm_new(ctx->rows, ctx->cols);
ctx->vt = vt;
VTermScreen *sc = vterm_obtain_screen(vt);
vterm_screen_set_callbacks(sc, &screen_cbs, ctx);
vterm_screen_reset(sc, 0);
ctx->screen = sc;
VTermRect r = {.start_row = 0, .end_row = ctx->rows, .start_col = 0, .end_col = ctx->cols};
damage(r, ctx);
return 0;
}
int kbd_fd = -1;
int pty = -1;
int fbterm_main()
{
struct fbterm_ctx *active = &term[0];
struct winsize ws;
ws.ws_row = active->rows;
ws.ws_col = active->cols;
ioctl(pty, TIOCSWINSZ, &ws);
fbterm_redraw(active);
size_t len;
char buf[1024];
while (1) {
/* Read input */
if ((len = read(pty, buf, sizeof(buf))) > 0) {
vterm_input_write(active->vt, buf, len);
}
fbterm_redraw(active);
/* Write output */
while (vterm_output_get_buffer_current(active->vt) > 0) {
size_t s = vterm_output_read(active->vt, buf, 1024);
write(pty, buf, s);
}
}
return 0;
}
char *pts_fn = NULL; /* XXX */
void launch_shell()
{
int shell_pid = 0;
relaunch:
if (shell_pid = fork()) { /* Relaunch shell if died */
int s, pid;
do {
pid = waitpid(shell_pid, &s, 0);
} while (pid != shell_pid);
/* Uh..Oh shell died */
goto relaunch;
} else {
for (int i = 0; i < 10; ++i)
close(i);
int stdin_fd = open(pts_fn, O_RDONLY);
int stdout_fd = open(pts_fn, O_WRONLY);
int stderr_fd = open(pts_fn, O_WRONLY);
/* run login shell */
char *argp[] = {DEFAULT_SHELL, "login", NULL};
char *envp[] = {"PWD=/", "TERM=VT100", NULL};
execve(DEFAULT_SHELL, argp, envp);
for (;;);
}
}
