| 40,8 → 40,6 |
|---|
| /* Allow only 1 connection */ |
| static int client_connected = 0; |
| |
| #define CLRSCR "\033[2J" |
| |
| static void sysput(char c) |
| { |
| __SYSCALL3(SYS_IO, 1, (sysarg_t)&c, (sysarg_t) 1); |
| 52,11 → 50,18 |
|---|
| __SYSCALL3(SYS_IO, 1, (sysarg_t)s, strlen(s)); |
| } |
| |
| /** Send clearscreen sequence to console */ |
| static void clrscr(void) |
| { |
| sysputs("\033[2J"); |
| } |
| |
| /** Send ansi sequence to console to change cursor position */ |
| static void curs_goto(unsigned int row, unsigned int col) |
| { |
| char control[20]; |
| |
| if (row > 100 || col > 100) |
| if (row > 200 || col > 200) |
| return; |
| |
| snprintf(control, 20, "\033[%d;%df",row, col); |
| 63,6 → 68,7 |
|---|
| sysputs(control); |
| } |
| |
| /** ANSI terminal emulation main thread */ |
| static void sysio_client_connection(ipc_callid_t iid, ipc_call_t *icall) |
| { |
| int retval; |
| 106,7 → 112,7 |
|---|
| ipc_answer_fast(callid, 0, 25, 80); |
| continue; |
| case FB_CLEAR: |
| sysputs(CLRSCR); |
| clrscr(); |
| retval = 0; |
| break; |
| default: |
| 116,9 → 122,10 |
|---|
| } |
| } |
| |
| /** ANSI terminal emulation initialization */ |
| void sysio_init(void) |
| { |
| async_set_client_connection(sysio_client_connection); |
| sysputs(CLRSCR); |
| clrscr(); |
| curs_goto(0,0); |
| } |