X-Git-Url: https://git.distorted.org.uk/u/mdw/putty/blobdiff_plain/0622ea7168aa265db70be885fbffb050f29f0205..7d2c1789c5a8ccf8a767fb11082bff34c1b7c5aa:/terminal.c diff --git a/terminal.c b/terminal.c index 1c817dac..a224afdd 100644 --- a/terminal.c +++ b/terminal.c @@ -99,7 +99,7 @@ static int wrap, wrapnext; /* wrap flags */ static int insert; /* insert-mode flag */ static int cset; /* 0 or 1: which char set */ static int save_cset, save_csattr; /* saved with cursor position */ -static int save_utf; /* saved with cursor position */ +static int save_utf, save_wnext; /* saved with cursor position */ static int rvideo; /* global reverse video flag */ static unsigned long rvbell_startpoint;/* for ESC[?5hESC[?5l vbell */ static int cursor_on; /* cursor enabled flag */ @@ -115,6 +115,10 @@ static int vt52_bold; /* Force bold on non-bold colours */ static int utf_state; /* Is there a pending UTF-8 character */ static int utf_char; /* and what is it so far. */ static int utf_size; /* The size of the UTF character. */ +static int printing, only_printing; /* Are we doing ANSI printing? */ +static int print_state; /* state of print-end-sequence scan */ +static bufchain printer_buf; /* buffered data for printer */ +static printer_job *print_job; static int xterm_mouse; /* send mouse messages to app */ @@ -206,6 +210,7 @@ static void erase_lots(int, int, int); static void swap_screen(int); static void update_sbar(void); static void deselect(void); +static void term_print_finish(void); /* * Resize a line to make it `cols' columns wide. @@ -302,6 +307,7 @@ static void power_on(void) blink_is_real = cfg.blinktext; erase_char = ERASE_CHAR; alt_which = 0; + term_print_finish(); { int i; for (i = 0; i < 256; i++) @@ -351,6 +357,30 @@ void term_pwron(void) } /* + * When the user reconfigures us, we need to check the forbidden- + * alternate-screen config option, disable raw mouse mode if the + * user has disabled mouse reporting, and abandon a print job if + * the user has disabled printing. + */ +void term_reconfig(void) +{ + if (cfg.no_alt_screen) + swap_screen(0); + if (cfg.no_mouse_rep) { + xterm_mouse = 0; + set_raw_mouse_mode(0); + } + if (cfg.no_remote_charset) { + cset_attr[0] = cset_attr[1] = ATTR_ASCII; + sco_acs = alt_sco_acs = 0; + utf = 0; + } + if (!*cfg.printer) { + term_print_finish(); + } +} + +/* * Clear the scrollback. */ void term_clrsb(void) @@ -746,6 +776,7 @@ static void save_cursor(int save) save_attr = curr_attr; save_cset = cset; save_utf = utf; + save_wnext = wrapnext; save_csattr = cset_attr[cset]; save_sco_acs = sco_acs; } else { @@ -759,6 +790,13 @@ static void save_cursor(int save) curr_attr = save_attr; cset = save_cset; utf = save_utf; + wrapnext = save_wnext; + /* + * wrapnext might reset to False if the x position is no + * longer at the rightmost edge. + */ + if (wrapnext && curs.x < cols-1) + wrapnext = FALSE; cset_attr[cset] = save_csattr; sco_acs = save_sco_acs; fix_cpos; @@ -869,7 +907,8 @@ static void toggle_mode(int mode, int query, int state) break; case 3: /* 80/132 columns */ deselect(); - request_resize(state ? 132 : 80, rows); + if (!cfg.no_remote_resize) + request_resize(state ? 132 : 80, rows); reset_132 = state; break; case 5: /* reverse video */ @@ -921,7 +960,7 @@ static void toggle_mode(int mode, int query, int state) case 47: /* alternate screen */ compatibility(OTHER); deselect(); - swap_screen(state); + swap_screen(cfg.no_alt_screen ? 0 : state); disptop = 0; break; case 1000: /* xterm mouse 1 */ @@ -964,16 +1003,62 @@ static void do_osc(void) switch (esc_args[0]) { case 0: case 1: - set_icon(osc_string); + if (!cfg.no_remote_wintitle) + set_icon(osc_string); if (esc_args[0] == 1) break; /* fall through: parameter 0 means set both */ case 2: case 21: - set_title(osc_string); + if (!cfg.no_remote_wintitle) + set_title(osc_string); + break; + } + } +} + +/* + * ANSI printing routines. + */ +static void term_print_setup(void) +{ + bufchain_clear(&printer_buf); + print_job = printer_start_job(cfg.printer); +} +static void term_print_flush(void) +{ + void *data; + int len; + int size; + while ((size = bufchain_size(&printer_buf)) > 5) { + bufchain_prefix(&printer_buf, &data, &len); + if (len > size-5) + len = size-5; + printer_job_data(print_job, data, len); + bufchain_consume(&printer_buf, len); + } +} +static void term_print_finish(void) +{ + void *data; + int len, size; + char c; + + term_print_flush(); + while ((size = bufchain_size(&printer_buf)) > 0) { + bufchain_prefix(&printer_buf, &data, &len); + c = *(char *)data; + if (c == '\033' || c == '\233') { + bufchain_consume(&printer_buf, size); break; + } else { + printer_job_data(print_job, &c, 1); + bufchain_consume(&printer_buf, 1); } } + printer_finish_job(print_job); + print_job = NULL; + printing = only_printing = FALSE; } /* @@ -1020,6 +1105,40 @@ void term_out(void) * of i18n. */ + /* + * If we're printing, add the character to the printer + * buffer. + */ + if (printing) { + char cc = c; + bufchain_add(&printer_buf, &c, 1); + + /* + * If we're in print-only mode, we use a much simpler + * state machine designed only to recognise the ESC[4i + * termination sequence. + */ + if (only_printing) { + if (c == '\033') + print_state = 1; + else if (c == (unsigned char)'\233') + print_state = 2; + else if (c == '[' && print_state == 1) + print_state = 2; + else if (c == '4' && print_state == 2) + print_state = 3; + else if (c == 'i' && print_state == 3) + print_state = 4; + else + print_state = 0; + if (print_state == 4) { + printing = only_printing = FALSE; + term_print_finish(); + } + continue; + } + } + /* First see about all those translations. */ if (termstate == TOPLEVEL) { if (in_utf) @@ -1164,7 +1283,8 @@ void term_out(void) curs.x--; wrapnext = FALSE; fix_cpos; - *cpos = (' ' | curr_attr | ATTR_ASCII); + if (!cfg.no_dbackspace) /* destructive bksp might be disabled */ + *cpos = (' ' | curr_attr | ATTR_ASCII); } else /* Or normal C0 controls. */ if ((c & -32) == 0 && termstate < DO_CTRLS) { @@ -1509,7 +1629,8 @@ void term_out(void) compatibility(VT100); power_on(); if (reset_132) { - request_resize(80, rows); + if (!cfg.no_remote_resize) + request_resize(80, rows); reset_132 = 0; } fix_cpos; @@ -1573,46 +1694,56 @@ void term_out(void) case ANSI('A', '('): compatibility(VT100); - cset_attr[0] = ATTR_GBCHR; + if (!cfg.no_remote_charset) + cset_attr[0] = ATTR_GBCHR; break; case ANSI('B', '('): compatibility(VT100); - cset_attr[0] = ATTR_ASCII; + if (!cfg.no_remote_charset) + cset_attr[0] = ATTR_ASCII; break; case ANSI('0', '('): compatibility(VT100); - cset_attr[0] = ATTR_LINEDRW; + if (!cfg.no_remote_charset) + cset_attr[0] = ATTR_LINEDRW; break; case ANSI('U', '('): compatibility(OTHER); - cset_attr[0] = ATTR_SCOACS; + if (!cfg.no_remote_charset) + cset_attr[0] = ATTR_SCOACS; break; case ANSI('A', ')'): compatibility(VT100); - cset_attr[1] = ATTR_GBCHR; + if (!cfg.no_remote_charset) + cset_attr[1] = ATTR_GBCHR; break; case ANSI('B', ')'): compatibility(VT100); - cset_attr[1] = ATTR_ASCII; + if (!cfg.no_remote_charset) + cset_attr[1] = ATTR_ASCII; break; case ANSI('0', ')'): compatibility(VT100); - cset_attr[1] = ATTR_LINEDRW; + if (!cfg.no_remote_charset) + cset_attr[1] = ATTR_LINEDRW; break; case ANSI('U', ')'): compatibility(OTHER); - cset_attr[1] = ATTR_SCOACS; + if (!cfg.no_remote_charset) + cset_attr[1] = ATTR_SCOACS; break; case ANSI('8', '%'): /* Old Linux code */ case ANSI('G', '%'): compatibility(OTHER); - utf = 1; + if (!cfg.no_remote_charset) + utf = 1; break; case ANSI('@', '%'): compatibility(OTHER); - utf = 0; + if (!cfg.no_remote_charset) + utf = 0; break; } break; @@ -1772,6 +1903,24 @@ void term_out(void) toggle_mode(esc_args[i], esc_query, TRUE); } break; + case 'i': + case ANSI_QUE('i'): + compatibility(VT100); + { + int i; + if (esc_nargs != 1) break; + if (esc_args[0] == 5 && *cfg.printer) { + printing = TRUE; + only_printing = !esc_query; + print_state = 0; + term_print_setup(); + } else if (esc_args[0] == 4 && printing) { + printing = FALSE; + only_printing = FALSE; + term_print_finish(); + } + } + break; case 'l': /* toggle modes to low */ case ANSI_QUE('l'): compatibility(VT100); @@ -1872,12 +2021,15 @@ void term_out(void) break; case 10: /* SCO acs off */ compatibility(SCOANSI); + if (cfg.no_remote_charset) break; sco_acs = 0; break; case 11: /* SCO acs on */ compatibility(SCOANSI); + if (cfg.no_remote_charset) break; sco_acs = 1; break; case 12: /* SCO acs on flipped */ compatibility(SCOANSI); + if (cfg.no_remote_charset) break; sco_acs = 2; break; case 22: /* disable bold */ compatibility2(OTHER, VT220); @@ -1954,7 +2106,8 @@ void term_out(void) if (esc_nargs <= 1 && (esc_args[0] < 1 || esc_args[0] >= 24)) { compatibility(VT340TEXT); - request_resize(cols, def(esc_args[0], 24)); + if (!cfg.no_remote_resize) + request_resize(cols, def(esc_args[0], 24)); deselect(); } else if (esc_nargs >= 1 && esc_args[0] >= 1 && @@ -1972,8 +2125,9 @@ void term_out(void) break; case 3: if (esc_nargs >= 3) { - move_window(def(esc_args[1], 0), - def(esc_args[2], 0)); + if (!cfg.no_remote_resize) + move_window(def(esc_args[1], 0), + def(esc_args[2], 0)); } break; case 4: @@ -1993,8 +2147,9 @@ void term_out(void) break; case 8: if (esc_nargs >= 3) { - request_resize(def(esc_args[2], cfg.width), - def(esc_args[1], cfg.height)); + if (!cfg.no_remote_resize) + request_resize(def(esc_args[2], cfg.width), + def(esc_args[1], cfg.height)); } break; case 9: @@ -2076,7 +2231,8 @@ void term_out(void) */ compatibility(VT420); if (esc_nargs == 1 && esc_args[0] > 0) { - request_resize(cols, def(esc_args[0], cfg.height)); + if (!cfg.no_remote_resize) + request_resize(cols, def(esc_args[0], cfg.height)); deselect(); } break; @@ -2087,7 +2243,8 @@ void term_out(void) */ compatibility(VT340TEXT); if (esc_nargs <= 1) { - request_resize(def(esc_args[0], cfg.width), rows); + if (!cfg.no_remote_resize) + request_resize(def(esc_args[0], cfg.width), rows); deselect(); } break; @@ -2214,10 +2371,12 @@ void term_out(void) * Well we should do a soft reset at this point ... */ if (!has_compat(VT420) && has_compat(VT100)) { - if (reset_132) - request_resize(132, 24); - else - request_resize(80, 24); + if (!cfg.no_remote_resize) { + if (reset_132) + request_resize(132, 24); + else + request_resize(80, 24); + } } #endif break; @@ -2604,6 +2763,8 @@ void term_out(void) check_selection(curs, cursplus); } } + + term_print_flush(); } #if 0 @@ -3339,7 +3500,9 @@ void term_mouse(Mouse_Button b, Mouse_Action a, int x, int y, { pos selpoint; unsigned long *ldata; - int raw_mouse = xterm_mouse && !(cfg.mouse_override && shift); + int raw_mouse = (xterm_mouse && + !cfg.no_mouse_rep && + !(cfg.mouse_override && shift)); int default_seltype; if (y < 0) { @@ -3603,6 +3766,8 @@ int term_ldisc(int option) */ int from_backend(int is_stderr, char *data, int len) { + assert(len > 0); + bufchain_add(&inbuf, data, len); /*