+/*
+ * Terminal emulator.
+ */
+
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#define has_compat(x) ( ((CL_##x)&term->compatibility_level) != 0 )
+char *EMPTY_WINDOW_TITLE = "";
+
const char sco2ansicolour[] = { 0, 4, 2, 6, 1, 5, 3, 7 };
#define sel_nl_sz (sizeof(sel_nl)/sizeof(wchar_t))
static void unlineptr(termline *);
static void do_paint(Terminal *, Context, int);
static void erase_lots(Terminal *, int, int, int);
+static int find_last_nonempty_line(Terminal *, tree234 *);
static void swap_screen(Terminal *, int, int, int);
static void update_sbar(Terminal *);
static void deselect(Terminal *);
static void term_print_finish(Terminal *);
+static void scroll(Terminal *, int, int, int, int);
#ifdef OPTIMISE_SCROLL
static void scroll_display(Terminal *, int, int, int);
#endif /* OPTIMISE_SCROLL */
freeline(line);
}
+#ifdef TERM_CC_DIAGS
/*
* Diagnostic function: verify that a termline has a correct
* combining character structure.
*
- * XXX-REMOVE-BEFORE-RELEASE: This is a performance-intensive
- * check. Although it's currently really useful for getting all the
- * bugs out of the new cc stuff, it will want to be absent when we
- * make a proper release.
+ * This is a performance-intensive check, so it's no longer enabled
+ * by default.
*/
static void cc_check(termline *line)
{
sfree(flags);
}
+#endif
/*
* Add a combining character to a character cell.
line->chars[newcc].chr = chr;
line->chars[col].cc_next = newcc - col;
- cc_check(line); /* XXX-REMOVE-BEFORE-RELEASE */
+#ifdef TERM_CC_DIAGS
+ cc_check(line);
+#endif
}
/*
line->chars[origcol].cc_next = 0;
- cc_check(line); /* XXX-REMOVE-BEFORE-RELEASE */
+#ifdef TERM_CC_DIAGS
+ cc_check(line);
+#endif
}
/*
/* FULL-TERMCHAR */
if (a->chr != bchr)
return FALSE;
- if (a->attr != battr)
+ if ((a->attr &~ DATTR_MASK) != (battr &~ DATTR_MASK))
return FALSE;
while (a->cc_next || b->cc_next) {
if (!a->cc_next || !b->cc_next)
add_cc(destline, x, src->chr);
}
- cc_check(destline); /* XXX-REMOVE-BEFORE-RELEASE */
+#ifdef TERM_CC_DIAGS
+ cc_check(destline);
+#endif
}
/*
/* Ensure the original cell doesn't have a cc list. */
src->cc_next = 0;
- cc_check(line); /* XXX-REMOVE-BEFORE-RELEASE */
+#ifdef TERM_CC_DIAGS
+ cc_check(line);
+#endif
}
/*
* store a two-byte value with the top bit clear (indicating
* just that value), or a four-byte value with the top bit set
* (indicating the same value with its top bit clear).
+ *
+ * However, first I permute the bits of the attribute value, so
+ * that the eight bits of colour (four in each of fg and bg)
+ * which are never non-zero unless xterm 256-colour mode is in
+ * use are placed higher up the word than everything else. This
+ * ensures that attribute values remain 16-bit _unless_ the
+ * user uses extended colour.
*/
- if (c->attr < 0x8000) {
- add(b, (unsigned char)((c->attr >> 8) & 0xFF));
- add(b, (unsigned char)(c->attr & 0xFF));
+ unsigned attr, colourbits;
+
+ attr = c->attr;
+
+ assert(ATTR_BGSHIFT > ATTR_FGSHIFT);
+
+ colourbits = (attr >> (ATTR_BGSHIFT + 4)) & 0xF;
+ colourbits <<= 4;
+ colourbits |= (attr >> (ATTR_FGSHIFT + 4)) & 0xF;
+
+ attr = (((attr >> (ATTR_BGSHIFT + 8)) << (ATTR_BGSHIFT + 4)) |
+ (attr & ((1 << (ATTR_BGSHIFT + 4))-1)));
+ attr = (((attr >> (ATTR_FGSHIFT + 8)) << (ATTR_FGSHIFT + 4)) |
+ (attr & ((1 << (ATTR_FGSHIFT + 4))-1)));
+
+ attr |= (colourbits << (32-9));
+
+ if (attr < 0x8000) {
+ add(b, (unsigned char)((attr >> 8) & 0xFF));
+ add(b, (unsigned char)(attr & 0xFF));
} else {
- add(b, (unsigned char)(((c->attr >> 24) & 0x7F) | 0x80));
- add(b, (unsigned char)((c->attr >> 16) & 0xFF));
- add(b, (unsigned char)((c->attr >> 8) & 0xFF));
- add(b, (unsigned char)(c->attr & 0xFF));
+ add(b, (unsigned char)(((attr >> 24) & 0x7F) | 0x80));
+ add(b, (unsigned char)((attr >> 16) & 0xFF));
+ add(b, (unsigned char)((attr >> 8) & 0xFF));
+ add(b, (unsigned char)(attr & 0xFF));
}
}
static void makeliteral_cc(struct buf *b, termchar *c, unsigned long *state)
* Diagnostics: ensure that the compressed data really does
* decompress to the right thing.
*
- * XXX-REMOVE-BEFORE-RELEASE: This is a bit performance-heavy
- * to be leaving in production code.
+ * This is a bit performance-heavy for production code.
*/
+#ifdef TERM_CC_DIAGS
#ifndef CHECK_SB_COMPRESSION
{
int dused;
freeline(dcl);
}
#endif
+#endif /* TERM_CC_DIAGS */
/*
* Trim the allocated memory so we don't waste any, and return.
static void readliteral_attr(struct buf *b, termchar *c, termline *ldata,
unsigned long *state)
{
- int val;
+ unsigned val, attr, colourbits;
val = get(b) << 8;
val |= get(b);
if (val >= 0x8000) {
+ val &= ~0x8000;
val <<= 16;
val |= get(b) << 8;
val |= get(b);
}
- c->attr = val;
+ colourbits = (val >> (32-9)) & 0xFF;
+ attr = (val & ((1<<(32-9))-1));
+
+ attr = (((attr >> (ATTR_FGSHIFT + 4)) << (ATTR_FGSHIFT + 8)) |
+ (attr & ((1 << (ATTR_FGSHIFT + 4))-1)));
+ attr = (((attr >> (ATTR_BGSHIFT + 4)) << (ATTR_BGSHIFT + 8)) |
+ (attr & ((1 << (ATTR_BGSHIFT + 4))-1)));
+
+ attr |= (colourbits >> 4) << (ATTR_BGSHIFT + 4);
+ attr |= (colourbits & 0xF) << (ATTR_FGSHIFT + 4);
+
+ c->attr = attr;
}
static void readliteral_cc(struct buf *b, termchar *c, termline *ldata,
unsigned long *state)
for (i = oldcols; i < cols; i++)
line->chars[i] = term->basic_erase_char;
- cc_check(line); /* XXX-REMOVE-BEFORE-RELEASE */
+#ifdef TERM_CC_DIAGS
+ cc_check(line);
+#endif
}
}
static int sblines(Terminal *term)
{
int sblines = count234(term->scrollback);
- if (term->cfg.erase_to_scrollback &&
+ if (term->erase_to_scrollback &&
term->alt_which && term->alt_screen) {
sblines += term->alt_sblines;
}
assert(!screen);
- if (term->cfg.erase_to_scrollback &&
+ if (term->erase_to_scrollback &&
term->alt_which && term->alt_screen) {
altlines = term->alt_sblines;
}
}
/* We assume that we don't screw up and retrieve something out of range. */
+ if (line == NULL) {
+ fatalbox("line==NULL in terminal.c\n"
+ "lineno=%d y=%d w=%d h=%d\n"
+ "count(scrollback=%p)=%d\n"
+ "count(screen=%p)=%d\n"
+ "count(alt=%p)=%d alt_sblines=%d\n"
+ "whichtree=%p treeindex=%d\n\n"
+ "Please contact <putty@projects.tartarus.org> "
+ "and pass on the above information.",
+ lineno, y, term->cols, term->rows,
+ term->scrollback, count234(term->scrollback),
+ term->screen, count234(term->screen),
+ term->alt_screen, count234(term->alt_screen), term->alt_sblines,
+ whichtree, treeindex);
+ }
assert(line != NULL);
resizeline(term, line, term->cols);
term_update(term);
}
+static void term_schedule_update(Terminal *term)
+{
+ if (!term->window_update_pending) {
+ term->window_update_pending = TRUE;
+ term->next_update = schedule_timer(UPDATE_DELAY, term_timer, term);
+ }
+}
+
/*
* Call this whenever the terminal window state changes, to queue
* an update.
static void seen_disp_event(Terminal *term)
{
term->seen_disp_event = TRUE; /* for scrollback-reset-on-activity */
- if (!term->window_update_pending) {
- term->window_update_pending = TRUE;
- term->next_update = schedule_timer(UPDATE_DELAY, term_timer, term);
- }
+ term_schedule_update(term);
}
/*
*/
static void term_schedule_cblink(Terminal *term)
{
- if (term->cfg.blink_cur && term->has_focus) {
+ if (term->blink_cur && term->has_focus) {
if (!term->cblink_pending)
term->next_cblink = schedule_timer(CBLINK_DELAY, term_timer, term);
term->cblink_pending = TRUE;
/*
* Set up power-on settings for the terminal.
+ * If 'clear' is false, don't actually clear the primary screen, and
+ * position the cursor below the last non-blank line (scrolling if
+ * necessary).
*/
-static void power_on(Terminal *term)
+static void power_on(Terminal *term, int clear)
{
- term->curs.x = term->curs.y = 0;
term->alt_x = term->alt_y = 0;
term->savecurs.x = term->savecurs.y = 0;
+ term->alt_savecurs.x = term->alt_savecurs.y = 0;
term->alt_t = term->marg_t = 0;
if (term->rows != -1)
term->alt_b = term->marg_b = term->rows - 1;
for (i = 0; i < term->cols; i++)
term->tabs[i] = (i % 8 == 0 ? TRUE : FALSE);
}
- term->alt_om = term->dec_om = term->cfg.dec_om;
+ term->alt_om = term->dec_om = conf_get_int(term->conf, CONF_dec_om);
term->alt_ins = term->insert = FALSE;
- term->alt_wnext = term->wrapnext = term->save_wnext = FALSE;
- term->alt_wrap = term->wrap = term->cfg.wrap_mode;
- term->alt_cset = term->cset = term->save_cset = 0;
- term->alt_utf = term->utf = term->save_utf = 0;
+ term->alt_wnext = term->wrapnext =
+ term->save_wnext = term->alt_save_wnext = FALSE;
+ term->alt_wrap = term->wrap = conf_get_int(term->conf, CONF_wrap_mode);
+ term->alt_cset = term->cset = term->save_cset = term->alt_save_cset = 0;
+ term->alt_utf = term->utf = term->save_utf = term->alt_save_utf = 0;
term->utf_state = 0;
- term->alt_sco_acs = term->sco_acs = term->save_sco_acs = 0;
- term->cset_attr[0] = term->cset_attr[1] = term->save_csattr = CSET_ASCII;
+ term->alt_sco_acs = term->sco_acs =
+ term->save_sco_acs = term->alt_save_sco_acs = 0;
+ term->cset_attr[0] = term->cset_attr[1] =
+ term->save_csattr = term->alt_save_csattr = CSET_ASCII;
term->rvideo = 0;
term->in_vbell = FALSE;
term->cursor_on = 1;
term->big_cursor = 0;
- term->default_attr = term->save_attr = term->curr_attr = ATTR_DEFAULT;
+ term->default_attr = term->save_attr =
+ term->alt_save_attr = term->curr_attr = ATTR_DEFAULT;
term->term_editing = term->term_echoing = FALSE;
- term->app_cursor_keys = term->cfg.app_cursor;
- term->app_keypad_keys = term->cfg.app_keypad;
- term->use_bce = term->cfg.bce;
- term->blink_is_real = term->cfg.blinktext;
+ term->app_cursor_keys = conf_get_int(term->conf, CONF_app_cursor);
+ term->app_keypad_keys = conf_get_int(term->conf, CONF_app_keypad);
+ term->use_bce = conf_get_int(term->conf, CONF_bce);
+ term->blink_is_real = conf_get_int(term->conf, CONF_blinktext);
term->erase_char = term->basic_erase_char;
term->alt_which = 0;
term_print_finish(term);
+ term->xterm_mouse = 0;
+ set_raw_mouse_mode(term->frontend, FALSE);
+ term->bracketed_paste = FALSE;
{
int i;
for (i = 0; i < 256; i++)
- term->wordness[i] = term->cfg.wordness[i];
+ term->wordness[i] = conf_get_int_int(term->conf, CONF_wordness, i);
}
if (term->screen) {
swap_screen(term, 1, FALSE, FALSE);
erase_lots(term, FALSE, TRUE, TRUE);
swap_screen(term, 0, FALSE, FALSE);
- erase_lots(term, FALSE, TRUE, TRUE);
+ if (clear)
+ erase_lots(term, FALSE, TRUE, TRUE);
+ term->curs.y = find_last_nonempty_line(term, term->screen) + 1;
+ if (term->curs.y == term->rows) {
+ term->curs.y--;
+ scroll(term, 0, term->rows - 1, 1, TRUE);
+ }
+ } else {
+ term->curs.y = 0;
}
+ term->curs.x = 0;
term_schedule_tblink(term);
term_schedule_cblink(term);
}
ctx = get_ctx(term->frontend);
if (ctx) {
int need_sbar_update = term->seen_disp_event;
- if (term->seen_disp_event && term->cfg.scroll_on_disp) {
+ if (term->seen_disp_event && term->scroll_on_disp) {
term->disptop = 0; /* return to main screen */
term->seen_disp_event = 0;
need_sbar_update = TRUE;
/*
* Reset the scrollback on keypress, if we're doing that.
*/
- if (term->cfg.scroll_on_key) {
+ if (term->scroll_on_key) {
term->disptop = 0; /* return to main screen */
seen_disp_event(term);
}
/*
* Same as power_on(), but an external function.
*/
-void term_pwron(Terminal *term)
+void term_pwron(Terminal *term, int clear)
{
- power_on(term);
+ power_on(term, clear);
if (term->ldisc) /* cause ldisc to notice changes */
ldisc_send(term->ldisc, NULL, 0, 0);
term->disptop = 0;
(ATTR_FGMASK | ATTR_BGMASK));
}
+/*
+ * We copy a bunch of stuff out of the Conf structure into local
+ * fields in the Terminal structure, to avoid the repeated tree234
+ * lookups which would be involved in fetching them from the former
+ * every time.
+ */
+void term_copy_stuff_from_conf(Terminal *term)
+{
+ term->ansi_colour = conf_get_int(term->conf, CONF_ansi_colour);
+ term->arabicshaping = conf_get_int(term->conf, CONF_arabicshaping);
+ term->beep = conf_get_int(term->conf, CONF_beep);
+ term->bellovl = conf_get_int(term->conf, CONF_bellovl);
+ term->bellovl_n = conf_get_int(term->conf, CONF_bellovl_n);
+ term->bellovl_s = conf_get_int(term->conf, CONF_bellovl_s);
+ term->bellovl_t = conf_get_int(term->conf, CONF_bellovl_t);
+ term->bidi = conf_get_int(term->conf, CONF_bidi);
+ term->bksp_is_delete = conf_get_int(term->conf, CONF_bksp_is_delete);
+ term->blink_cur = conf_get_int(term->conf, CONF_blink_cur);
+ term->blinktext = conf_get_int(term->conf, CONF_blinktext);
+ term->cjk_ambig_wide = conf_get_int(term->conf, CONF_cjk_ambig_wide);
+ term->conf_height = conf_get_int(term->conf, CONF_height);
+ term->conf_width = conf_get_int(term->conf, CONF_width);
+ term->crhaslf = conf_get_int(term->conf, CONF_crhaslf);
+ term->erase_to_scrollback = conf_get_int(term->conf, CONF_erase_to_scrollback);
+ term->funky_type = conf_get_int(term->conf, CONF_funky_type);
+ term->lfhascr = conf_get_int(term->conf, CONF_lfhascr);
+ term->logflush = conf_get_int(term->conf, CONF_logflush);
+ term->logtype = conf_get_int(term->conf, CONF_logtype);
+ term->mouse_override = conf_get_int(term->conf, CONF_mouse_override);
+ term->nethack_keypad = conf_get_int(term->conf, CONF_nethack_keypad);
+ term->no_alt_screen = conf_get_int(term->conf, CONF_no_alt_screen);
+ term->no_applic_c = conf_get_int(term->conf, CONF_no_applic_c);
+ term->no_applic_k = conf_get_int(term->conf, CONF_no_applic_k);
+ term->no_dbackspace = conf_get_int(term->conf, CONF_no_dbackspace);
+ term->no_mouse_rep = conf_get_int(term->conf, CONF_no_mouse_rep);
+ term->no_remote_charset = conf_get_int(term->conf, CONF_no_remote_charset);
+ term->no_remote_resize = conf_get_int(term->conf, CONF_no_remote_resize);
+ term->no_remote_wintitle = conf_get_int(term->conf, CONF_no_remote_wintitle);
+ term->rawcnp = conf_get_int(term->conf, CONF_rawcnp);
+ term->rect_select = conf_get_int(term->conf, CONF_rect_select);
+ term->remote_qtitle_action = conf_get_int(term->conf, CONF_remote_qtitle_action);
+ term->rxvt_homeend = conf_get_int(term->conf, CONF_rxvt_homeend);
+ term->scroll_on_disp = conf_get_int(term->conf, CONF_scroll_on_disp);
+ term->scroll_on_key = conf_get_int(term->conf, CONF_scroll_on_key);
+ term->xterm_256_colour = conf_get_int(term->conf, CONF_xterm_256_colour);
+
+ /*
+ * Parse the control-character escapes in the configured
+ * answerback string.
+ */
+ {
+ char *answerback = conf_get_str(term->conf, CONF_answerback);
+ int maxlen = strlen(answerback);
+
+ term->answerback = snewn(maxlen, char);
+ term->answerbacklen = 0;
+
+ while (*answerback) {
+ char *n;
+ char c = ctrlparse(answerback, &n);
+ if (n) {
+ term->answerback[term->answerbacklen++] = c;
+ answerback = n;
+ } else {
+ term->answerback[term->answerbacklen++] = *answerback++;
+ }
+ }
+ }
+}
+
/*
* 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(Terminal *term, Config *cfg)
+void term_reconfig(Terminal *term, Conf *conf)
{
/*
* Before adopting the new config, check all those terminal
int reset_wrap, reset_decom, reset_bce, reset_tblink, reset_charclass;
int i;
- reset_wrap = (term->cfg.wrap_mode != cfg->wrap_mode);
- reset_decom = (term->cfg.dec_om != cfg->dec_om);
- reset_bce = (term->cfg.bce != cfg->bce);
- reset_tblink = (term->cfg.blinktext != cfg->blinktext);
+ reset_wrap = (conf_get_int(term->conf, CONF_wrap_mode) !=
+ conf_get_int(conf, CONF_wrap_mode));
+ reset_decom = (conf_get_int(term->conf, CONF_dec_om) !=
+ conf_get_int(conf, CONF_dec_om));
+ reset_bce = (conf_get_int(term->conf, CONF_bce) !=
+ conf_get_int(conf, CONF_bce));
+ reset_tblink = (conf_get_int(term->conf, CONF_blinktext) !=
+ conf_get_int(conf, CONF_blinktext));
reset_charclass = 0;
- for (i = 0; i < lenof(term->cfg.wordness); i++)
- if (term->cfg.wordness[i] != cfg->wordness[i])
+ for (i = 0; i < 256; i++)
+ if (conf_get_int_int(term->conf, CONF_wordness, i) !=
+ conf_get_int_int(conf, CONF_wordness, i))
reset_charclass = 1;
/*
* If the bidi or shaping settings have changed, flush the bidi
* cache completely.
*/
- if (term->cfg.arabicshaping != cfg->arabicshaping ||
- term->cfg.bidi != cfg->bidi) {
+ if (conf_get_int(term->conf, CONF_arabicshaping) !=
+ conf_get_int(conf, CONF_arabicshaping) ||
+ conf_get_int(term->conf, CONF_bidi) !=
+ conf_get_int(conf, CONF_bidi)) {
for (i = 0; i < term->bidi_cache_size; i++) {
sfree(term->pre_bidi_cache[i].chars);
sfree(term->post_bidi_cache[i].chars);
}
}
- term->cfg = *cfg; /* STRUCTURE COPY */
+ conf_free(term->conf);
+ term->conf = conf_copy(conf);
if (reset_wrap)
- term->alt_wrap = term->wrap = term->cfg.wrap_mode;
+ term->alt_wrap = term->wrap = conf_get_int(term->conf, CONF_wrap_mode);
if (reset_decom)
- term->alt_om = term->dec_om = term->cfg.dec_om;
+ term->alt_om = term->dec_om = conf_get_int(term->conf, CONF_dec_om);
if (reset_bce) {
- term->use_bce = term->cfg.bce;
+ term->use_bce = conf_get_int(term->conf, CONF_bce);
set_erase_char(term);
}
if (reset_tblink) {
- term->blink_is_real = term->cfg.blinktext;
+ term->blink_is_real = conf_get_int(term->conf, CONF_blinktext);
}
if (reset_charclass)
for (i = 0; i < 256; i++)
- term->wordness[i] = term->cfg.wordness[i];
+ term->wordness[i] = conf_get_int_int(term->conf, CONF_wordness, i);
- if (term->cfg.no_alt_screen)
+ if (conf_get_int(term->conf, CONF_no_alt_screen))
swap_screen(term, 0, FALSE, FALSE);
- if (term->cfg.no_mouse_rep) {
+ if (conf_get_int(term->conf, CONF_no_mouse_rep)) {
term->xterm_mouse = 0;
set_raw_mouse_mode(term->frontend, 0);
}
- if (term->cfg.no_remote_charset) {
+ if (conf_get_int(term->conf, CONF_no_remote_charset)) {
term->cset_attr[0] = term->cset_attr[1] = CSET_ASCII;
term->sco_acs = term->alt_sco_acs = 0;
term->utf = 0;
}
- if (!*term->cfg.printer) {
+ if (!conf_get_str(term->conf, CONF_printer)) {
term_print_finish(term);
}
term_schedule_tblink(term);
term_schedule_cblink(term);
+ term_copy_stuff_from_conf(term);
}
/*
*/
void term_clrsb(Terminal *term)
{
- termline *line;
+ unsigned char *line;
term->disptop = 0;
while ((line = delpos234(term->scrollback, 0)) != NULL) {
sfree(line); /* this is compressed data, not a termline */
/*
* Initialise the terminal.
*/
-Terminal *term_init(Config *mycfg, struct unicode_data *ucsdata,
+Terminal *term_init(Conf *myconf, struct unicode_data *ucsdata,
void *frontend)
{
Terminal *term;
term = snew(Terminal);
term->frontend = frontend;
term->ucsdata = ucsdata;
- term->cfg = *mycfg; /* STRUCTURE COPY */
+ term->conf = conf_copy(myconf);
term->logctx = NULL;
term->compatibility_level = TM_PUTTY;
strcpy(term->id_string, "\033[?6c");
term->vt52_mode = FALSE;
term->cr_lf_return = FALSE;
term->seen_disp_event = FALSE;
- term->xterm_mouse = term->mouse_is_down = FALSE;
+ term->mouse_is_down = FALSE;
term->reset_132 = FALSE;
term->cblinker = term->tblinker = 0;
term->has_focus = 1;
term->selstate = NO_SELECTION;
term->curstype = 0;
+ term_copy_stuff_from_conf(term);
+
term->screen = term->alt_screen = term->scrollback = NULL;
term->tempsblines = 0;
term->alt_sblines = 0;
term->tabs = NULL;
deselect(term);
term->rows = term->cols = -1;
- power_on(term);
+ power_on(term, TRUE);
term->beephead = term->beeptail = NULL;
#ifdef OPTIMISE_SCROLL
term->scrollhead = term->scrolltail = NULL;
expire_timer_context(term);
+ conf_free(term->conf);
+
sfree(term);
}
newsavelines == term->savelines)
return; /* nothing to do */
+ /* Behave sensibly if we're given zero (or negative) rows/cols */
+
+ if (newrows < 1) newrows = 1;
+ if (newcols < 1) newcols = 1;
+
deselect(term);
swap_screen(term, 0, FALSE, FALSE);
addpos234(term->screen, line, 0);
term->curs.y += 1;
term->savecurs.y += 1;
+ term->alt_y += 1;
+ term->alt_savecurs.y += 1;
} else {
/* Add a new blank line at the bottom of the screen. */
line = newline(term, newcols, FALSE);
term->tempsblines += 1;
term->curs.y -= 1;
term->savecurs.y -= 1;
+ term->alt_y -= 1;
+ term->alt_savecurs.y -= 1;
}
term->rows -= 1;
}
term->savecurs.y = 0;
if (term->savecurs.y >= newrows)
term->savecurs.y = newrows - 1;
+ if (term->savecurs.x >= newcols)
+ term->savecurs.x = newcols - 1;
+ if (term->alt_savecurs.y < 0)
+ term->alt_savecurs.y = 0;
+ if (term->alt_savecurs.y >= newrows)
+ term->alt_savecurs.y = newrows - 1;
+ if (term->alt_savecurs.x >= newcols)
+ term->alt_savecurs.x = newcols - 1;
if (term->curs.y < 0)
term->curs.y = 0;
if (term->curs.y >= newrows)
term->curs.y = newrows - 1;
if (term->curs.x >= newcols)
term->curs.x = newcols - 1;
+ if (term->alt_y < 0)
+ term->alt_y = 0;
+ if (term->alt_y >= newrows)
+ term->alt_y = newrows - 1;
+ if (term->alt_x >= newcols)
+ term->alt_x = newcols - 1;
term->alt_x = term->alt_y = 0;
term->wrapnext = term->alt_wnext = FALSE;
{
term->resize_fn = resize_fn;
term->resize_ctx = resize_ctx;
- if (term->cols > 0 && term->rows > 0)
+ if (resize_fn && term->cols > 0 && term->rows > 0)
resize_fn(resize_ctx, term->cols, term->rows);
}
static void swap_screen(Terminal *term, int which, int reset, int keep_cur_pos)
{
int t;
+ pos tp;
tree234 *ttr;
if (!which)
t = term->sco_acs;
if (!reset) term->sco_acs = term->alt_sco_acs;
term->alt_sco_acs = t;
+
+ tp = term->savecurs;
+ if (!reset && !keep_cur_pos)
+ term->savecurs = term->alt_savecurs;
+ term->alt_savecurs = tp;
+ t = term->save_cset;
+ if (!reset && !keep_cur_pos)
+ term->save_cset = term->alt_save_cset;
+ term->alt_save_cset = t;
+ t = term->save_csattr;
+ if (!reset && !keep_cur_pos)
+ term->save_csattr = term->alt_save_csattr;
+ term->alt_save_csattr = t;
+ t = term->save_attr;
+ if (!reset && !keep_cur_pos)
+ term->save_attr = term->alt_save_attr;
+ term->alt_save_attr = t;
+ t = term->save_utf;
+ if (!reset && !keep_cur_pos)
+ term->save_utf = term->alt_save_utf;
+ term->alt_save_utf = t;
+ t = term->save_wnext;
+ if (!reset && !keep_cur_pos)
+ term->save_wnext = term->alt_save_wnext;
+ term->alt_save_wnext = t;
+ t = term->save_sco_acs;
+ if (!reset && !keep_cur_pos)
+ term->save_sco_acs = term->alt_save_sco_acs;
+ term->alt_save_sco_acs = t;
}
if (reset && term->screen) {
static void scroll(Terminal *term, int topline, int botline, int lines, int sb)
{
termline *line;
- int i, seltop, olddisptop, shift;
+ int i, seltop;
+#ifdef OPTIMISE_SCROLL
+ int olddisptop, shift;
+#endif /* OPTIMISE_SCROLL */
if (topline != 0 || term->alt_which != 0)
sb = FALSE;
+#ifdef OPTIMISE_SCROLL
olddisptop = term->disptop;
shift = lines;
+#endif /* OPTIMISE_SCROLL */
if (lines < 0) {
while (lines < 0) {
line = delpos234(term->screen, botline);
} else {
while (lines > 0) {
line = delpos234(term->screen, topline);
- cc_check(line); /* XXX-REMOVE-BEFORE-RELEASE */
+#ifdef TERM_CC_DIAGS
+ cc_check(line);
+#endif
if (sb && term->savelines > 0) {
int sblen = count234(term->scrollback);
/*
if (lines > 0) {
for (i = 0; i < nlines; i++)
for (j = 0; j < term->cols; j++)
- copy_termchar(term->disptext[start+i], j,
- term->disptext[start+i+distance]->chars+j);
+ copy_termchar(term->disptext[i], j,
+ term->disptext[i+distance]->chars+j);
if (term->dispcursy >= 0 &&
term->dispcursy >= topline + distance &&
term->dispcursy < topline + distance + nlines)
term->dispcursy -= distance;
for (i = 0; i < distance; i++)
for (j = 0; j < term->cols; j++)
- term->disptext[start+nlines+i]->chars[j].attr |= ATTR_INVALID;
+ term->disptext[nlines+i]->chars[j].attr |= ATTR_INVALID;
} else {
for (i = nlines; i-- ;)
for (j = 0; j < term->cols; j++)
- copy_termchar(term->disptext[start+i+distance], j,
- term->disptext[start+i]->chars+j);
+ copy_termchar(term->disptext[i+distance], j,
+ term->disptext[i]->chars+j);
if (term->dispcursy >= 0 &&
term->dispcursy >= topline &&
term->dispcursy < topline + nlines)
term->dispcursy += distance;
for (i = 0; i < distance; i++)
for (j = 0; j < term->cols; j++)
- term->disptext[start+i]->chars[j].attr |= ATTR_INVALID;
+ term->disptext[i]->chars[j].attr |= ATTR_INVALID;
}
save_scroll(term, topline, botline, lines);
}
if (start.y == 0 && start.x == 0 && end.x == 0 && erase_lattr)
erasing_lines_from_top = 1;
- if (term->cfg.erase_to_scrollback && erasing_lines_from_top) {
+ if (term->erase_to_scrollback && erasing_lines_from_top) {
/* If it's a whole number of lines, starting at the top, and
* we're fully erasing them, erase by scrolling and keep the
* lines in the scrollback. */
term->blink_is_real = FALSE;
term->vt52_bold = FALSE;
} else {
- term->blink_is_real = term->cfg.blinktext;
+ term->blink_is_real = term->blinktext;
}
term_schedule_tblink(term);
break;
case 3: /* DECCOLM: 80/132 columns */
deselect(term);
- if (!term->cfg.no_remote_resize)
+ if (!term->no_remote_resize)
request_resize(term->frontend, state ? 132 : 80, term->rows);
term->reset_132 = state;
term->alt_t = term->marg_t = 0;
case 47: /* alternate screen */
compatibility(OTHER);
deselect(term);
- swap_screen(term, term->cfg.no_alt_screen ? 0 : state, FALSE, FALSE);
+ swap_screen(term, term->no_alt_screen ? 0 : state, FALSE, FALSE);
term->disptop = 0;
break;
- case 1000: /* xterm mouse 1 */
+ case 1000: /* xterm mouse 1 (normal) */
term->xterm_mouse = state ? 1 : 0;
set_raw_mouse_mode(term->frontend, state);
break;
- case 1002: /* xterm mouse 2 */
+ case 1002: /* xterm mouse 2 (inc. button drags) */
term->xterm_mouse = state ? 2 : 0;
set_raw_mouse_mode(term->frontend, state);
break;
case 1047: /* alternate screen */
compatibility(OTHER);
deselect(term);
- swap_screen(term, term->cfg.no_alt_screen ? 0 : state, TRUE, TRUE);
+ swap_screen(term, term->no_alt_screen ? 0 : state, TRUE, TRUE);
term->disptop = 0;
break;
case 1048: /* save/restore cursor */
- if (!term->cfg.no_alt_screen)
+ if (!term->no_alt_screen)
save_cursor(term, state);
if (!state) seen_disp_event(term);
break;
case 1049: /* cursor & alternate screen */
- if (state && !term->cfg.no_alt_screen)
+ if (state && !term->no_alt_screen)
save_cursor(term, state);
if (!state) seen_disp_event(term);
compatibility(OTHER);
deselect(term);
- swap_screen(term, term->cfg.no_alt_screen ? 0 : state, TRUE, FALSE);
- if (!state && !term->cfg.no_alt_screen)
+ swap_screen(term, term->no_alt_screen ? 0 : state, TRUE, FALSE);
+ if (!state && !term->no_alt_screen)
save_cursor(term, state);
term->disptop = 0;
break;
+ case 2004: /* xterm bracketed paste */
+ term->bracketed_paste = state ? TRUE : FALSE;
+ break;
} else
switch (mode) {
case 4: /* IRM: set insert mode */
switch (term->esc_args[0]) {
case 0:
case 1:
- if (!term->cfg.no_remote_wintitle)
+ if (!term->no_remote_wintitle)
set_icon(term->frontend, term->osc_string);
if (term->esc_args[0] == 1)
break;
/* fall through: parameter 0 means set both */
case 2:
case 21:
- if (!term->cfg.no_remote_wintitle)
+ if (!term->no_remote_wintitle)
set_title(term->frontend, term->osc_string);
break;
}
/*
* ANSI printing routines.
*/
-static void term_print_setup(Terminal *term)
+static void term_print_setup(Terminal *term, char *printer)
{
bufchain_clear(&term->printer_buf);
- term->print_job = printer_start_job(term->cfg.printer);
+ term->print_job = printer_start_job(printer);
}
static void term_print_flush(Terminal *term)
{
unget = -1;
chars = NULL; /* placate compiler warnings */
- while (nchars > 0 || bufchain_size(&term->inbuf) > 0) {
+ while (nchars > 0 || unget != -1 || bufchain_size(&term->inbuf) > 0) {
if (unget == -1) {
if (nchars == 0) {
void *ret;
* Optionally log the session traffic to a file. Useful for
* debugging and possibly also useful for actual logging.
*/
- if (term->cfg.logtype == LGTYP_DEBUG && term->logctx)
+ if (term->logtype == LGTYP_DEBUG && term->logctx)
logtraffic(term->logctx, (unsigned char) c, LGTYP_DEBUG);
} else {
c = unget;
}
}
- /* How about C1 controls ? */
+ /*
+ * How about C1 controls?
+ * Explicitly ignore SCI (0x9a), which we don't translate to DECID.
+ */
if ((c & -32) == 0x80 && term->termstate < DO_CTRLS &&
!term->vt52_mode && has_compat(VT220)) {
- term->termstate = SEEN_ESC;
- term->esc_query = FALSE;
- c = '@' + (c & 0x1F);
+ if (c == 0x9a)
+ c = 0;
+ else {
+ term->termstate = SEEN_ESC;
+ term->esc_query = FALSE;
+ c = '@' + (c & 0x1F);
+ }
}
/* Or the GL control. */
term->curs.x--;
term->wrapnext = FALSE;
/* destructive backspace might be disabled */
- if (!term->cfg.no_dbackspace) {
+ if (!term->no_dbackspace) {
check_boundary(term, term->curs.x, term->curs.y);
check_boundary(term, term->curs.x+1, term->curs.y);
copy_termchar(scrlineptr(term->curs.y),
if ((c & ~0x1F) == 0 && term->termstate < DO_CTRLS) {
switch (c) {
case '\005': /* ENQ: terminal type query */
- /* Strictly speaking this is VT100 but a VT100 defaults to
+ /*
+ * Strictly speaking this is VT100 but a VT100 defaults to
* no response. Other terminals respond at their option.
*
* Don't put a CR in the default string as this tends to
* upset some weird software.
- *
- * An xterm returns "xterm" (5 characters)
*/
compatibility(ANSIMIN);
if (term->ldisc) {
- char abuf[256], *s, *d;
- int state = 0;
- for (s = term->cfg.answerback, d = abuf; *s; s++) {
- if (state) {
- if (*s >= 'a' && *s <= 'z')
- *d++ = (*s - ('a' - 1));
- else if ((*s >= '@' && *s <= '_') ||
- *s == '?' || (*s & 0x80))
- *d++ = ('@' ^ *s);
- else if (*s == '~')
- *d++ = '^';
- state = 0;
- } else if (*s == '^') {
- state = 1;
- } else
- *d++ = *s;
- }
lpage_send(term->ldisc, DEFAULT_CODEPAGE,
- abuf, d - abuf, 0);
+ term->answerback, term->answerbacklen, 0);
}
break;
case '\007': /* BEL: Bell */
* t seconds ago.
*/
while (term->beephead &&
- term->beephead->ticks < ticks - term->cfg.bellovl_t) {
+ term->beephead->ticks < ticks - term->bellovl_t) {
struct beeptime *tmp = term->beephead;
term->beephead = tmp->next;
sfree(tmp);
term->nbeeps--;
}
- if (term->cfg.bellovl && term->beep_overloaded &&
- ticks - term->lastbeep >= (unsigned)term->cfg.bellovl_s) {
+ if (term->bellovl && term->beep_overloaded &&
+ ticks - term->lastbeep >= (unsigned)term->bellovl_s) {
/*
* If we're currently overloaded and the
* last beep was more than s seconds ago,
* leave overload mode.
*/
term->beep_overloaded = FALSE;
- } else if (term->cfg.bellovl && !term->beep_overloaded &&
- term->nbeeps >= term->cfg.bellovl_n) {
+ } else if (term->bellovl && !term->beep_overloaded &&
+ term->nbeeps >= term->bellovl_n) {
/*
* Now, if we have n or more beeps
* remaining in the queue, go into overload
/*
* Perform an actual beep if we're not overloaded.
*/
- if (!term->cfg.bellovl || !term->beep_overloaded) {
- beep(term->frontend, term->cfg.beep);
+ if (!term->bellovl || !term->beep_overloaded) {
+ do_beep(term->frontend, term->beep);
- if (term->cfg.beep == BELL_VISUAL) {
+ if (term->beep == BELL_VISUAL) {
term_schedule_vbell(term, FALSE, 0);
}
}
term->wrapnext = FALSE;
seen_disp_event(term);
term->paste_hold = 0;
+
+ if (term->crhaslf) {
+ if (term->curs.y == term->marg_b)
+ scroll(term, term->marg_t, term->marg_b, 1, TRUE);
+ else if (term->curs.y < term->rows - 1)
+ term->curs.y++;
+ }
if (term->logctx)
logtraffic(term->logctx, (unsigned char) c, LGTYP_ASCII);
break;
scroll(term, term->marg_t, term->marg_b, 1, TRUE);
else if (term->curs.y < term->rows - 1)
term->curs.y++;
- if (term->cfg.lfhascr)
+ if (term->lfhascr)
term->curs.x = 0;
term->wrapnext = FALSE;
seen_disp_event(term);
if (DIRECT_CHAR(c))
width = 1;
if (!width)
- width = wcwidth((wchar_t) c);
+ width = (term->cjk_ambig_wide ?
+ mk_wcwidth_cjk((unsigned int) c) :
+ mk_wcwidth((unsigned int) c));
if (term->wrapnext && term->wrap && width > 0) {
cline->lattr |= LATTR_WRAPPED;
else if (term->curs.y < term->rows - 1)
term->curs.y++;
term->curs.x = 0;
+ cline = scrlineptr(term->curs.y);
/* Now we must check_boundary again, of course. */
check_boundary(term, term->curs.x, term->curs.y);
check_boundary(term, term->curs.x+2, term->curs.y);
break;
case 'c': /* RIS: restore power-on settings */
compatibility(VT100);
- power_on(term);
+ power_on(term, TRUE);
if (term->ldisc) /* cause ldisc to notice changes */
ldisc_send(term->ldisc, NULL, 0, 0);
if (term->reset_132) {
- if (!term->cfg.no_remote_resize)
+ if (!term->no_remote_resize)
request_resize(term->frontend, 80, term->rows);
term->reset_132 = 0;
}
/* GZD4: G0 designate 94-set */
case ANSI('A', '('):
compatibility(VT100);
- if (!term->cfg.no_remote_charset)
+ if (!term->no_remote_charset)
term->cset_attr[0] = CSET_GBCHR;
break;
case ANSI('B', '('):
compatibility(VT100);
- if (!term->cfg.no_remote_charset)
+ if (!term->no_remote_charset)
term->cset_attr[0] = CSET_ASCII;
break;
case ANSI('0', '('):
compatibility(VT100);
- if (!term->cfg.no_remote_charset)
+ if (!term->no_remote_charset)
term->cset_attr[0] = CSET_LINEDRW;
break;
case ANSI('U', '('):
compatibility(OTHER);
- if (!term->cfg.no_remote_charset)
+ if (!term->no_remote_charset)
term->cset_attr[0] = CSET_SCOACS;
break;
/* G1D4: G1-designate 94-set */
case ANSI('A', ')'):
compatibility(VT100);
- if (!term->cfg.no_remote_charset)
+ if (!term->no_remote_charset)
term->cset_attr[1] = CSET_GBCHR;
break;
case ANSI('B', ')'):
compatibility(VT100);
- if (!term->cfg.no_remote_charset)
+ if (!term->no_remote_charset)
term->cset_attr[1] = CSET_ASCII;
break;
case ANSI('0', ')'):
compatibility(VT100);
- if (!term->cfg.no_remote_charset)
+ if (!term->no_remote_charset)
term->cset_attr[1] = CSET_LINEDRW;
break;
case ANSI('U', ')'):
compatibility(OTHER);
- if (!term->cfg.no_remote_charset)
+ if (!term->no_remote_charset)
term->cset_attr[1] = CSET_SCOACS;
break;
/* DOCS: Designate other coding system */
case ANSI('8', '%'): /* Old Linux code */
case ANSI('G', '%'):
compatibility(OTHER);
- if (!term->cfg.no_remote_charset)
+ if (!term->no_remote_charset)
term->utf = 1;
break;
case ANSI('@', '%'):
compatibility(OTHER);
- if (!term->cfg.no_remote_charset)
+ if (!term->no_remote_charset)
term->utf = 0;
break;
}
}
term->termstate = SEEN_CSI;
} else if (c == ';') {
- if (++term->esc_nargs <= ARGS_MAX)
- term->esc_args[term->esc_nargs - 1] = ARG_DEFAULT;
+ if (term->esc_nargs < ARGS_MAX)
+ term->esc_args[term->esc_nargs++] = ARG_DEFAULT;
term->termstate = SEEN_CSI;
} else if (c < '@') {
if (term->esc_query)
break;
case 'J': /* ED: erase screen or parts of it */
{
- unsigned int i = def(term->esc_args[0], 0) + 1;
- if (i > 3)
- i = 0;
- erase_lots(term, FALSE, !!(i & 2), !!(i & 1));
+ unsigned int i = def(term->esc_args[0], 0);
+ if (i == 3) {
+ /* Erase Saved Lines (xterm)
+ * This follows Thomas Dickey's xterm. */
+ term_clrsb(term);
+ } else {
+ i++;
+ if (i > 3)
+ i = 0;
+ erase_lots(term, FALSE, !!(i & 2), !!(i & 1));
+ }
}
term->disptop = 0;
seen_disp_event(term);
case ANSI_QUE('i'):
compatibility(VT100);
{
+ char *printer;
if (term->esc_nargs != 1) break;
- if (term->esc_args[0] == 5 && *term->cfg.printer) {
+ if (term->esc_args[0] == 5 &&
+ (printer = conf_get_str(term->conf,
+ CONF_printer))[0]) {
term->printing = TRUE;
term->only_printing = !term->esc_query;
term->print_state = 0;
- term_print_setup(term);
+ term_print_setup(term, printer);
} else if (term->esc_args[0] == 4 &&
term->printing) {
term_print_finish(term);
break;
case 10: /* SCO acs off */
compatibility(SCOANSI);
- if (term->cfg.no_remote_charset) break;
+ if (term->no_remote_charset) break;
term->sco_acs = 0; break;
case 11: /* SCO acs on */
compatibility(SCOANSI);
- if (term->cfg.no_remote_charset) break;
+ if (term->no_remote_charset) break;
term->sco_acs = 1; break;
case 12: /* SCO acs on, |0x80 */
compatibility(SCOANSI);
- if (term->cfg.no_remote_charset) break;
+ if (term->no_remote_charset) break;
term->sco_acs = 2; break;
case 22: /* disable bold */
compatibility2(OTHER, VT220);
case 95:
case 96:
case 97:
- /* xterm-style bright foreground */
+ /* aixterm-style bright foreground */
term->curr_attr &= ~ATTR_FGMASK;
term->curr_attr |=
- ((term->esc_args[i] - 90 + 16)
+ ((term->esc_args[i] - 90 + 8)
<< ATTR_FGSHIFT);
break;
case 39: /* default-foreground */
case 105:
case 106:
case 107:
- /* xterm-style bright background */
+ /* aixterm-style bright background */
term->curr_attr &= ~ATTR_BGMASK;
term->curr_attr |=
- ((term->esc_args[i] - 100 + 16)
+ ((term->esc_args[i] - 100 + 8)
<< ATTR_BGSHIFT);
break;
case 49: /* default-background */
term->curr_attr &= ~ATTR_BGMASK;
term->curr_attr |= ATTR_DEFBG;
break;
+ case 38: /* xterm 256-colour mode */
+ if (i+2 < term->esc_nargs &&
+ term->esc_args[i+1] == 5) {
+ term->curr_attr &= ~ATTR_FGMASK;
+ term->curr_attr |=
+ ((term->esc_args[i+2] & 0xFF)
+ << ATTR_FGSHIFT);
+ i += 2;
+ }
+ break;
+ case 48: /* xterm 256-colour mode */
+ if (i+2 < term->esc_nargs &&
+ term->esc_args[i+1] == 5) {
+ term->curr_attr &= ~ATTR_BGMASK;
+ term->curr_attr |=
+ ((term->esc_args[i+2] & 0xFF)
+ << ATTR_BGSHIFT);
+ i += 2;
+ }
+ break;
}
}
set_erase_char(term);
&& (term->esc_args[0] < 1 ||
term->esc_args[0] >= 24)) {
compatibility(VT340TEXT);
- if (!term->cfg.no_remote_resize)
+ if (!term->no_remote_resize)
request_resize(term->frontend, term->cols,
def(term->esc_args[0], 24));
deselect(term);
break;
case 3:
if (term->esc_nargs >= 3) {
- if (!term->cfg.no_remote_resize)
+ if (!term->no_remote_resize)
move_window(term->frontend,
def(term->esc_args[1], 0),
def(term->esc_args[2], 0));
break;
case 8:
if (term->esc_nargs >= 3) {
- if (!term->cfg.no_remote_resize)
+ if (!term->no_remote_resize)
request_resize(term->frontend,
- def(term->esc_args[2], term->cfg.width),
- def(term->esc_args[1], term->cfg.height));
+ def(term->esc_args[2], term->conf_width),
+ def(term->esc_args[1], term->conf_height));
}
break;
case 9:
if (term->ldisc)
ldisc_send(term->ldisc,
is_iconic(term->frontend) ?
- "\033[1t" : "\033[2t", 4, 0);
+ "\033[2t" : "\033[1t", 4, 0);
break;
case 13:
if (term->ldisc) {
case 14:
if (term->ldisc) {
get_window_pixels(term->frontend, &x, &y);
- len = sprintf(buf, "\033[4;%d;%dt", x, y);
+ len = sprintf(buf, "\033[4;%d;%dt", y, x);
ldisc_send(term->ldisc, buf, len, 0);
}
break;
break;
case 20:
if (term->ldisc &&
- !term->cfg.no_remote_qtitle) {
- p = get_window_title(term->frontend, TRUE);
+ term->remote_qtitle_action != TITLE_NONE) {
+ if(term->remote_qtitle_action == TITLE_REAL)
+ p = get_window_title(term->frontend, TRUE);
+ else
+ p = EMPTY_WINDOW_TITLE;
len = strlen(p);
ldisc_send(term->ldisc, "\033]L", 3, 0);
ldisc_send(term->ldisc, p, len, 0);
break;
case 21:
if (term->ldisc &&
- !term->cfg.no_remote_qtitle) {
- p = get_window_title(term->frontend,FALSE);
+ term->remote_qtitle_action != TITLE_NONE) {
+ if(term->remote_qtitle_action == TITLE_REAL)
+ p = get_window_title(term->frontend, FALSE);
+ else
+ p = EMPTY_WINDOW_TITLE;
len = strlen(p);
ldisc_send(term->ldisc, "\033]l", 3, 0);
ldisc_send(term->ldisc, p, len, 0);
*/
compatibility(VT420);
if (term->esc_nargs == 1 && term->esc_args[0] > 0) {
- if (!term->cfg.no_remote_resize)
+ if (!term->no_remote_resize)
request_resize(term->frontend, term->cols,
def(term->esc_args[0],
- term->cfg.height));
+ term->conf_height));
deselect(term);
}
break;
*/
compatibility(VT340TEXT);
if (term->esc_nargs <= 1) {
- if (!term->cfg.no_remote_resize)
+ if (!term->no_remote_resize)
request_resize(term->frontend,
def(term->esc_args[0],
- term->cfg.width), term->rows);
+ term->conf_width),
+ term->rows);
deselect(term);
}
break;
}
}
break;
- case 'Z': /* CBT: BackTab for xterm */
+ case 'Z': /* CBT */
compatibility(OTHER);
{
int i = def(term->esc_args[0], 1);
if (term->esc_args[0] >= 0 && term->esc_args[0] < 16) {
long colour =
(sco2ansicolour[term->esc_args[0] & 0x7] |
- ((term->esc_args[0] & 0x8) << 1)) <<
+ (term->esc_args[0] & 0x8)) <<
ATTR_FGSHIFT;
term->curr_attr &= ~ATTR_FGMASK;
term->curr_attr |= colour;
term->default_attr &= ~ATTR_FGMASK;
term->default_attr |= colour;
+ set_erase_char(term);
}
break;
case ANSI('G', '='): /* set normal background */
if (term->esc_args[0] >= 0 && term->esc_args[0] < 16) {
long colour =
(sco2ansicolour[term->esc_args[0] & 0x7] |
- ((term->esc_args[0] & 0x8) << 1)) <<
+ (term->esc_args[0] & 0x8)) <<
ATTR_BGSHIFT;
term->curr_attr &= ~ATTR_BGMASK;
term->curr_attr |= colour;
term->default_attr &= ~ATTR_BGMASK;
term->default_attr |= colour;
+ set_erase_char(term);
}
break;
case ANSI('L', '='):
* Well we should do a soft reset at this point ...
*/
if (!has_compat(VT420) && has_compat(VT100)) {
- if (!term->cfg.no_remote_resize) {
+ if (!term->no_remote_resize) {
if (term->reset_132)
request_resize(132, 24);
else
break;
case SEEN_OSC_P:
{
- int max = (term->osc_strlen == 0 ? 21 : 16);
+ int max = (term->osc_strlen == 0 ? 21 : 15);
int val;
if ((int)c >= '0' && (int)c <= '9')
val = c - '0';
* emulation.
*/
term->vt52_mode = FALSE;
- term->blink_is_real = term->cfg.blinktext;
+ term->blink_is_real = term->blinktext;
term_schedule_tblink(term);
break;
#if 0
term->termstate = TOPLEVEL;
term->curr_attr &= ~ATTR_FGMASK;
term->curr_attr &= ~ATTR_BOLD;
- term->curr_attr |= (c & 0x7) << ATTR_FGSHIFT;
- if ((c & 0x8) || term->vt52_bold)
- term->curr_attr |= ATTR_BOLD;
-
+ term->curr_attr |= (c & 0xF) << ATTR_FGSHIFT;
set_erase_char(term);
break;
case VT52_BG:
term->termstate = TOPLEVEL;
term->curr_attr &= ~ATTR_BGMASK;
term->curr_attr &= ~ATTR_BLINK;
- term->curr_attr |= (c & 0x7) << ATTR_BGSHIFT;
-
- /* Note: bold background */
- if (c & 0x8)
- term->curr_attr |= ATTR_BLINK;
-
+ term->curr_attr |= (c & 0xF) << ATTR_BGSHIFT;
set_erase_char(term);
break;
#endif
}
term_print_flush(term);
- logflush(term->logctx);
+ if (term->logflush)
+ logflush(term->logctx);
}
/*
static void term_bidi_cache_store(Terminal *term, int line, termchar *lbefore,
termchar *lafter, bidi_char *wcTo,
- int width)
+ int width, int size)
{
int i;
term->post_bidi_cache[j].chars = NULL;
term->pre_bidi_cache[j].width =
term->post_bidi_cache[j].width = -1;
+ term->pre_bidi_cache[j].forward =
+ term->post_bidi_cache[j].forward = NULL;
+ term->pre_bidi_cache[j].backward =
+ term->post_bidi_cache[j].backward = NULL;
j++;
}
}
sfree(term->pre_bidi_cache[line].chars);
sfree(term->post_bidi_cache[line].chars);
+ sfree(term->post_bidi_cache[line].forward);
+ sfree(term->post_bidi_cache[line].backward);
term->pre_bidi_cache[line].width = width;
- term->pre_bidi_cache[line].chars = snewn(width, termchar);
+ term->pre_bidi_cache[line].chars = snewn(size, termchar);
term->post_bidi_cache[line].width = width;
- term->post_bidi_cache[line].chars = snewn(width, termchar);
+ term->post_bidi_cache[line].chars = snewn(size, termchar);
term->post_bidi_cache[line].forward = snewn(width, int);
term->post_bidi_cache[line].backward = snewn(width, int);
- memcpy(term->pre_bidi_cache[line].chars, lbefore, width * TSIZE);
- memcpy(term->post_bidi_cache[line].chars, lafter, width * TSIZE);
+ memcpy(term->pre_bidi_cache[line].chars, lbefore, size * TSIZE);
+ memcpy(term->post_bidi_cache[line].chars, lafter, size * TSIZE);
memset(term->post_bidi_cache[line].forward, 0, width * sizeof(int));
memset(term->post_bidi_cache[line].backward, 0, width * sizeof(int));
int it;
/* Do Arabic shaping and bidi. */
- if(!term->cfg.bidi || !term->cfg.arabicshaping) {
+ if(!term->bidi || !term->arabicshaping) {
if (!term_bidi_cache_hit(term, scr_y, ldata->chars, term->cols)) {
switch (uc & CSET_MASK) {
case CSET_LINEDRW:
- if (!term->cfg.rawcnp) {
+ if (!term->rawcnp) {
uc = term->ucsdata->unitab_xterm[uc & 0xFF];
break;
}
}
term->wcFrom[it].origwc = term->wcFrom[it].wc =
- (wchar_t)uc;
+ (unsigned int)uc;
term->wcFrom[it].index = it;
}
- if(!term->cfg.bidi)
+ if(!term->bidi)
do_bidi(term->wcFrom, term->cols);
/* this is saved iff done from inside the shaping */
- if(!term->cfg.bidi && term->cfg.arabicshaping)
+ if(!term->bidi && term->arabicshaping)
for(it=0; it<term->cols; it++)
term->wcTo[it] = term->wcFrom[it];
- if(!term->cfg.arabicshaping)
+ if(!term->arabicshaping)
do_shape(term->wcFrom, term->wcTo, term->cols);
if (term->ltemp_size < ldata->size) {
term->ltemp[it].chr = term->wcTo[it].wc;
}
term_bidi_cache_store(term, scr_y, ldata->chars,
- term->ltemp, term->wcTo, ldata->size);
+ term->ltemp, term->wcTo,
+ term->cols, ldata->size);
lchars = term->ltemp;
} else {
pos scrpos;
wchar_t *ch;
int chlen;
- termchar cursor_background;
#ifdef OPTIMISE_SCROLL
struct scrollregion *sr;
#endif /* OPTIMISE_SCROLL */
-
- cursor_background = term->basic_erase_char;
+ termchar *newline;
chlen = 1024;
ch = snewn(chlen, wchar_t);
+ newline = snewn(term->cols, termchar);
+
rv = (!term->rvideo ^ !term->in_vbell ? ATTR_REVERSE : 0);
/* Depends on:
* screen array, disptop, scrtop,
* selection, rv,
- * cfg.blinkpc, blink_is_real, tblinker,
- * curs.y, curs.x, cblinker, cfg.blink_cur, cursor_on, has_focus, wrapnext
+ * blinkpc, blink_is_real, tblinker,
+ * curs.y, curs.x, cblinker, blink_cur, cursor_on, has_focus, wrapnext
*/
/* Has the cursor position or type changed ? */
if (term->cursor_on) {
if (term->has_focus) {
- if (term->cblinker || !term->cfg.blink_cur)
+ if (term->cblinker || !term->blink_cur)
cursor = TATTR_ACTCURS;
else
cursor = 0;
termchar *lchars;
int dirty_line, dirty_run, selected;
unsigned long attr = 0, cset = 0;
- int updated_line = 0;
int start = 0;
int ccount = 0;
int last_run_dirty = 0;
+ int laststart, dirtyrect;
int *backward;
scrpos.y = i + term->disptop;
ldata = lineptr(scrpos.y);
- dirty_run = dirty_line = (ldata->lattr !=
- term->disptext[i]->lattr);
- term->disptext[i]->lattr = ldata->lattr;
-
/* Do Arabic shaping and bidi. */
lchars = term_bidi_line(term, ldata, i);
if (lchars) {
backward = NULL;
}
+ /*
+ * First loop: work along the line deciding what we want
+ * each character cell to look like.
+ */
for (j = 0; j < term->cols; j++) {
unsigned long tattr, tchar;
termchar *d = lchars + j;
- int break_run, do_copy;
scrpos.x = backward ? backward[j] : j;
tchar = d->chr;
tattr = d->attr;
- if (!term->cfg.ansi_colour)
+ if (!term->ansi_colour)
tattr = (tattr & ~(ATTR_FGMASK | ATTR_BGMASK)) |
ATTR_DEFFG | ATTR_DEFBG;
+ if (!term->xterm_256_colour) {
+ int colour;
+ colour = (tattr & ATTR_FGMASK) >> ATTR_FGSHIFT;
+ if (colour >= 16 && colour < 256)
+ tattr = (tattr &~ ATTR_FGMASK) | ATTR_DEFFG;
+ colour = (tattr & ATTR_BGMASK) >> ATTR_BGSHIFT;
+ if (colour >= 16 && colour < 256)
+ tattr = (tattr &~ ATTR_BGMASK) | ATTR_DEFBG;
+ }
+
switch (tchar & CSET_MASK) {
case CSET_ASCII:
tchar = term->ucsdata->unitab_line[tchar & 0xFF];
*/
if (tchar != term->disptext[i]->chars[j].chr ||
tattr != (term->disptext[i]->chars[j].attr &~
- ATTR_NARROW)) {
+ (ATTR_NARROW | DATTR_MASK))) {
if ((tattr & ATTR_WIDE) == 0 && char_width(ctx, tchar) == 2)
tattr |= ATTR_NARROW;
} else if (term->disptext[i]->chars[j].attr & ATTR_NARROW)
tattr |= ATTR_NARROW;
- /* Cursor here ? Save the 'background' */
if (i == our_curs_y && j == our_curs_x) {
- /* FULL-TERMCHAR */
- cursor_background.chr = tchar;
- cursor_background.attr = tattr;
- /* For once, this cc_next field is an absolute index in lchars */
- if (d->cc_next)
- cursor_background.cc_next = d->cc_next + j;
- else
- cursor_background.cc_next = 0;
+ tattr |= cursor;
+ term->curstype = cursor;
term->dispcursx = j;
term->dispcursy = i;
}
+ /* FULL-TERMCHAR */
+ newline[j].attr = tattr;
+ newline[j].chr = tchar;
+ /* Combining characters are still read from lchars */
+ newline[j].cc_next = 0;
+ }
+
+ /*
+ * Now loop over the line again, noting where things have
+ * changed.
+ *
+ * During this loop, we keep track of where we last saw
+ * DATTR_STARTRUN. Any mismatch automatically invalidates
+ * _all_ of the containing run that was last printed: that
+ * is, any rectangle that was drawn in one go in the
+ * previous update should be either left completely alone
+ * or overwritten in its entirety. This, along with the
+ * expectation that front ends clip all text runs to their
+ * bounding rectangle, should solve any possible problems
+ * with fonts that overflow their character cells.
+ */
+ laststart = 0;
+ dirtyrect = FALSE;
+ for (j = 0; j < term->cols; j++) {
+ if (term->disptext[i]->chars[j].attr & DATTR_STARTRUN) {
+ laststart = j;
+ dirtyrect = FALSE;
+ }
+
+ if (term->disptext[i]->chars[j].chr != newline[j].chr ||
+ (term->disptext[i]->chars[j].attr &~ DATTR_MASK)
+ != newline[j].attr) {
+ int k;
+
+ if (!dirtyrect) {
+ for (k = laststart; k < j; k++)
+ term->disptext[i]->chars[k].attr |= ATTR_INVALID;
+
+ dirtyrect = TRUE;
+ }
+ }
+
+ if (dirtyrect)
+ term->disptext[i]->chars[j].attr |= ATTR_INVALID;
+ }
+
+ /*
+ * Finally, loop once more and actually do the drawing.
+ */
+ dirty_run = dirty_line = (ldata->lattr !=
+ term->disptext[i]->lattr);
+ term->disptext[i]->lattr = ldata->lattr;
+
+ for (j = 0; j < term->cols; j++) {
+ unsigned long tattr, tchar;
+ int break_run, do_copy;
+ termchar *d = lchars + j;
+
+ tattr = newline[j].attr;
+ tchar = newline[j].chr;
+
if ((term->disptext[i]->chars[j].attr ^ tattr) & ATTR_WIDE)
dirty_line = TRUE;
break_run = ((tattr ^ attr) & term->attr_mask) != 0;
+#ifdef USES_VTLINE_HACK
/* Special hack for VT100 Linedraw glyphs */
- if (tchar >= 0x23BA && tchar <= 0x23BD)
+ if ((tchar >= 0x23BA && tchar <= 0x23BD) ||
+ (j > 0 && (newline[j-1].chr >= 0x23BA &&
+ newline[j-1].chr <= 0x23BD)))
break_run = TRUE;
+#endif
/*
* Separate out sequences of characters that have the
if (!term->ucsdata->dbcs_screenfont && !dirty_line) {
if (term->disptext[i]->chars[j].chr == tchar &&
- term->disptext[i]->chars[j].attr == tattr)
+ (term->disptext[i]->chars[j].attr &~ DATTR_MASK) == tattr)
break_run = TRUE;
else if (!dirty_run && ccount == 1)
break_run = TRUE;
if (break_run) {
if ((dirty_run || last_run_dirty) && ccount > 0) {
- do_text(ctx, start, i, ch, ccount, attr, ldata->lattr);
- updated_line = 1;
+ do_text(ctx, start, i, ch, ccount, attr,
+ ldata->lattr);
+ if (attr & (TATTR_ACTCURS | TATTR_PASCURS))
+ do_cursor(ctx, start, i, ch, ccount, attr,
+ ldata->lattr);
}
start = j;
ccount = 0;
dirty_run = TRUE;
}
- if (ccount >= chlen) {
+ if (ccount+2 > chlen) {
chlen = ccount + 256;
ch = sresize(ch, chlen, wchar_t);
}
+
+#ifdef PLATFORM_IS_UTF16
+ if (tchar > 0x10000 && tchar < 0x110000) {
+ ch[ccount++] = (wchar_t) HIGH_SURROGATE_OF(tchar);
+ ch[ccount++] = (wchar_t) LOW_SURROGATE_OF(tchar);
+ } else
+#endif /* PLATFORM_IS_UTF16 */
ch[ccount++] = (wchar_t) tchar;
if (d->cc_next) {
break;
}
- if (ccount >= chlen) {
+ if (ccount+2 > chlen) {
chlen = ccount + 256;
ch = sresize(ch, chlen, wchar_t);
}
+
+#ifdef PLATFORM_IS_UTF16
+ if (schar > 0x10000 && schar < 0x110000) {
+ ch[ccount++] = (wchar_t) HIGH_SURROGATE_OF(schar);
+ ch[ccount++] = (wchar_t) LOW_SURROGATE_OF(schar);
+ } else
+#endif /* PLATFORM_IS_UTF16 */
ch[ccount++] = (wchar_t) schar;
}
copy_termchar(term->disptext[i], j, d);
term->disptext[i]->chars[j].chr = tchar;
term->disptext[i]->chars[j].attr = tattr;
+ if (start == j)
+ term->disptext[i]->chars[j].attr |= DATTR_STARTRUN;
}
/* If it's a wide char step along to the next one. */
}
}
if (dirty_run && ccount > 0) {
- do_text(ctx, start, i, ch, ccount, attr, ldata->lattr);
- updated_line = 1;
- }
-
- /* Cursor on this line ? (and changed) */
- if (i == our_curs_y && (term->curstype != cursor || updated_line)) {
- ch[0] = (wchar_t) cursor_background.chr;
- attr = cursor_background.attr | cursor;
- ccount = 1;
-
- if (cursor_background.cc_next) {
- termchar *dd = ldata->chars + cursor_background.cc_next;
-
- while (1) {
- unsigned long schar;
-
- schar = dd->chr;
- switch (schar & CSET_MASK) {
- case CSET_ASCII:
- schar = term->ucsdata->unitab_line[schar & 0xFF];
- break;
- case CSET_LINEDRW:
- schar = term->ucsdata->unitab_xterm[schar & 0xFF];
- break;
- case CSET_SCOACS:
- schar = term->ucsdata->unitab_scoacs[schar&0xFF];
- break;
- }
-
- if (ccount >= chlen) {
- chlen = ccount + 256;
- ch = sresize(ch, chlen, wchar_t);
- }
- ch[ccount++] = (wchar_t) schar;
-
- if (dd->cc_next)
- dd += dd->cc_next;
- else
- break;
- }
-
- attr |= TATTR_COMBINING;
- }
-
- do_cursor(ctx, our_curs_x, i, ch, ccount, attr, ldata->lattr);
- term->curstype = cursor;
+ do_text(ctx, start, i, ch, ccount, attr,
+ ldata->lattr);
+ if (attr & (TATTR_ACTCURS | TATTR_PASCURS))
+ do_cursor(ctx, start, i, ch, ccount, attr,
+ ldata->lattr);
}
unlineptr(ldata);
}
+ sfree(newline);
sfree(ch);
}
for (i = 0; i < term->rows; i++)
for (j = 0; j < term->cols; j++)
- term->disptext[i]->chars[j].attr = ATTR_INVALID;
+ term->disptext[i]->chars[j].attr |= ATTR_INVALID;
+
+ term_schedule_update(term);
}
/*
for (i = top; i <= bottom && i < term->rows; i++) {
if ((term->disptext[i]->lattr & LATTR_MODE) == LATTR_NORM)
for (j = left; j <= right && j < term->cols; j++)
- term->disptext[i]->chars[j].attr = ATTR_INVALID;
+ term->disptext[i]->chars[j].attr |= ATTR_INVALID;
else
for (j = left / 2; j <= right / 2 + 1 && j < term->cols; j++)
- term->disptext[i]->chars[j].attr = ATTR_INVALID;
+ term->disptext[i]->chars[j].attr |= ATTR_INVALID;
}
if (immediately) {
do_paint (term, ctx, FALSE);
} else {
- if (!term->window_update_pending) {
- term->window_update_pending = TRUE;
- term->next_update = schedule_timer(UPDATE_DELAY, term_timer, term);
- }
+ term_schedule_update(term);
}
}
term_update(term);
}
+/*
+ * Scroll the scrollback to centre it on the beginning or end of the
+ * current selection, if any.
+ */
+void term_scroll_to_selection(Terminal *term, int which_end)
+{
+ pos target;
+ int y;
+ int sbtop = -sblines(term);
+
+ if (term->selstate != SELECTED)
+ return;
+ if (which_end)
+ target = term->selend;
+ else
+ target = term->selstart;
+
+ y = target.y - term->rows/2;
+ if (y < sbtop)
+ y = sbtop;
+ else if (y > 0)
+ y = 0;
+ term_scroll(term, -1, y);
+}
+
+/*
+ * Helper routine for clipme(): growing buffer.
+ */
+typedef struct {
+ int buflen; /* amount of allocated space in textbuf/attrbuf */
+ int bufpos; /* amount of actual data */
+ wchar_t *textbuf; /* buffer for copied text */
+ wchar_t *textptr; /* = textbuf + bufpos (current insertion point) */
+ int *attrbuf; /* buffer for copied attributes */
+ int *attrptr; /* = attrbuf + bufpos */
+} clip_workbuf;
+
+static void clip_addchar(clip_workbuf *b, wchar_t chr, int attr)
+{
+ if (b->bufpos >= b->buflen) {
+ b->buflen += 128;
+ b->textbuf = sresize(b->textbuf, b->buflen, wchar_t);
+ b->textptr = b->textbuf + b->bufpos;
+ b->attrbuf = sresize(b->attrbuf, b->buflen, int);
+ b->attrptr = b->attrbuf + b->bufpos;
+ }
+ *b->textptr++ = chr;
+ *b->attrptr++ = attr;
+ b->bufpos++;
+}
+
static void clipme(Terminal *term, pos top, pos bottom, int rect, int desel)
{
- wchar_t *workbuf;
- wchar_t *wbptr; /* where next char goes within workbuf */
+ clip_workbuf buf;
int old_top_x;
- int wblen = 0; /* workbuf len */
- int buflen; /* amount of memory allocated to workbuf */
+ int attr;
+
+ buf.buflen = 5120;
+ buf.bufpos = 0;
+ buf.textptr = buf.textbuf = snewn(buf.buflen, wchar_t);
+ buf.attrptr = buf.attrbuf = snewn(buf.buflen, int);
- buflen = 5120; /* Default size */
- workbuf = snewn(buflen, wchar_t);
- wbptr = workbuf; /* start filling here */
old_top_x = top.x; /* needed for rect==1 */
while (poslt(top, bottom)) {
* newline at the end)...
*/
if (!(ldata->lattr & LATTR_WRAPPED)) {
- while (IS_SPACE_CHR(ldata->chars[nlpos.x - 1].chr) &&
+ while (nlpos.x &&
+ IS_SPACE_CHR(ldata->chars[nlpos.x - 1].chr) &&
!ldata->chars[nlpos.x - 1].cc_next &&
poslt(top, nlpos))
decpos(nlpos);
sprintf(cbuf, "<U+%04x>", (ldata[top.x] & 0xFFFF));
#else
wchar_t cbuf[16], *p;
- int set, c;
+ int c;
int x = top.x;
if (ldata->chars[x].chr == UCSWIDE) {
while (1) {
int uc = ldata->chars[x].chr;
+ attr = ldata->chars[x].attr;
switch (uc & CSET_MASK) {
case CSET_LINEDRW:
- if (!term->cfg.rawcnp) {
+ if (!term->rawcnp) {
uc = term->ucsdata->unitab_xterm[uc & 0xFF];
break;
}
break;
}
- set = (uc & CSET_MASK);
c = (uc & ~CSET_MASK);
- cbuf[0] = uc;
- cbuf[1] = 0;
+#ifdef PLATFORM_IS_UTF16
+ if (uc > 0x10000 && uc < 0x110000) {
+ cbuf[0] = 0xD800 | ((uc - 0x10000) >> 10);
+ cbuf[1] = 0xDC00 | ((uc - 0x10000) & 0x3FF);
+ cbuf[2] = 0;
+ } else
+#endif
+ {
+ cbuf[0] = uc;
+ cbuf[1] = 0;
+ }
if (DIRECT_FONT(uc)) {
if (c >= ' ' && c != 0x7F) {
}
#endif
- for (p = cbuf; *p; p++) {
- /* Enough overhead for trailing NL and nul */
- if (wblen >= buflen - 16) {
- buflen += 100;
- workbuf = sresize(workbuf, buflen, wchar_t);
- wbptr = workbuf + wblen;
- }
- wblen++;
- *wbptr++ = *p;
- }
+ for (p = cbuf; *p; p++)
+ clip_addchar(&buf, *p, attr);
if (ldata->chars[x].cc_next)
x += ldata->chars[x].cc_next;
}
if (nl) {
int i;
- for (i = 0; i < sel_nl_sz; i++) {
- wblen++;
- *wbptr++ = sel_nl[i];
- }
+ for (i = 0; i < sel_nl_sz; i++)
+ clip_addchar(&buf, sel_nl[i], 0);
}
top.y++;
top.x = rect ? old_top_x : 0;
unlineptr(ldata);
}
#if SELECTION_NUL_TERMINATED
- wblen++;
- *wbptr++ = 0;
+ clip_addchar(&buf, 0, 0);
#endif
- write_clip(term->frontend, workbuf, wblen, desel); /* transfer to clipbd */
- if (buflen > 0) /* indicates we allocated this buffer */
- sfree(workbuf);
+ /* Finally, transfer all that to the clipboard. */
+ write_clip(term->frontend, buf.textbuf, buf.attrbuf, buf.bufpos, desel);
+ sfree(buf.textbuf);
+ sfree(buf.attrbuf);
}
void term_copyall(Terminal *term)
if (term->paste_buffer)
sfree(term->paste_buffer);
term->paste_pos = term->paste_hold = term->paste_len = 0;
- term->paste_buffer = snewn(len, wchar_t);
+ term->paste_buffer = snewn(len + 12, wchar_t);
+
+ if (term->bracketed_paste) {
+ memcpy(term->paste_buffer, L"\033[200~", 6 * sizeof(wchar_t));
+ term->paste_len += 6;
+ }
p = q = data;
while (p < data + len) {
q = p;
}
+ if (term->bracketed_paste) {
+ memcpy(term->paste_buffer + term->paste_len,
+ L"\033[201~", 6 * sizeof(wchar_t));
+ term->paste_len += 6;
+ }
+
/* Assume a small paste will be OK in one go. */
if (term->paste_len < 256) {
if (term->ldisc)
pos selpoint;
termline *ldata;
int raw_mouse = (term->xterm_mouse &&
- !term->cfg.no_mouse_rep &&
- !(term->cfg.mouse_override && shift));
+ !term->no_mouse_rep &&
+ !(term->mouse_override && shift));
int default_seltype;
if (y < 0) {
selpoint.x = x;
unlineptr(ldata);
- if (raw_mouse) {
+ /*
+ * If we're in the middle of a selection operation, we ignore raw
+ * mouse mode until it's done (we must have been not in raw mouse
+ * mode when it started).
+ * This makes use of Shift for selection reliable, and avoids the
+ * host seeing mouse releases for which they never saw corresponding
+ * presses.
+ */
+ if (raw_mouse &&
+ (term->selstate != ABOUT_TO) && (term->selstate != DRAGGING)) {
int encstate = 0, r, c;
char abuf[16];
* Set the selection type (rectangular or normal) at the start
* of a selection attempt, from the state of Alt.
*/
- if (!alt ^ !term->cfg.rect_select)
+ if (!alt ^ !term->rect_select)
default_seltype = RECTANGULAR;
else
default_seltype = LEXICOGRAPHIC;
term_update(term);
}
-void term_key(Terminal *term, Key_Sym keysym, wchar_t *text, size_t tlen,
- unsigned int modifiers, unsigned int flags)
+int format_arrow_key(char *buf, Terminal *term, int xkey, int ctrl)
{
- char output[10];
- char *p = output;
- int prependesc = FALSE;
-#if 0
- int i;
-
- fprintf(stderr, "keysym = %d, %d chars:", keysym, tlen);
- for (i = 0; i < tlen; i++)
- fprintf(stderr, " %04x", (unsigned)text[i]);
- fprintf(stderr, "\n");
-#endif
-
- /* XXX Num Lock */
- if ((flags & PKF_REPEAT) && term->repeat_off)
- return;
-
- /* Currently, Meta always just prefixes everything with ESC. */
- if (modifiers & PKM_META)
- prependesc = TRUE;
- modifiers &= ~PKM_META;
-
- /*
- * Alt is only used for Alt+keypad, which isn't supported yet, so
- * ignore it.
- */
- modifiers &= ~PKM_ALT;
-
- /* Standard local function keys */
- switch (modifiers & (PKM_SHIFT | PKM_CONTROL)) {
- case PKM_SHIFT:
- if (keysym == PK_PAGEUP)
- /* scroll up one page */;
- if (keysym == PK_PAGEDOWN)
- /* scroll down on page */;
- if (keysym == PK_INSERT)
- term_do_paste(term);
- break;
- case PKM_CONTROL:
- if (keysym == PK_PAGEUP)
- /* scroll up one line */;
- if (keysym == PK_PAGEDOWN)
- /* scroll down one line */;
- /* Control-Numlock for app-keypad mode switch */
- if (keysym == PK_PF1)
- term->app_keypad_keys ^= 1;
- break;
- }
-
- if (modifiers & PKM_ALT) {
- /* Alt+F4 (close) */
- /* Alt+Return (full screen) */
- /* Alt+Space (system menu) */
- }
-
- if (keysym == PK_NULL && (modifiers & PKM_CONTROL) && tlen == 1 &&
- text[0] >= 0x20 && text[0] <= 0x7e) {
- /* ASCII chars + Control */
- if ((text[0] >= 0x40 && text[0] <= 0x5f) ||
- (text[0] >= 0x61 && text[0] <= 0x7a))
- text[0] &= 0x1f;
- else {
- /*
- * Control-2 should return ^@ (0x00), Control-6 should return
- * ^^ (0x1E), and Control-Minus should return ^_ (0x1F). Since
- * the DOS keyboard handling did it, and we have nothing better
- * to do with the key combo in question, we'll also map
- * Control-Backquote to ^\ (0x1C).
- */
- switch (text[0]) {
- case ' ': text[0] = 0x00; break;
- case '-': text[0] = 0x1f; break;
- case '/': text[0] = 0x1f; break;
- case '2': text[0] = 0x00; break;
- case '3': text[0] = 0x1b; break;
- case '4': text[0] = 0x1c; break;
- case '5': text[0] = 0x1d; break;
- case '6': text[0] = 0x1e; break;
- case '7': text[0] = 0x1f; break;
- case '8': text[0] = 0x7f; break;
- case '`': text[0] = 0x1c; break;
- }
- }
- }
-
- /* Nethack keypad */
- if (term->cfg.nethack_keypad) {
- char c = 0;
- switch (keysym) {
- case PK_KP1: c = 'b'; break;
- case PK_KP2: c = 'j'; break;
- case PK_KP3: c = 'n'; break;
- case PK_KP4: c = 'h'; break;
- case PK_KP5: c = '.'; break;
- case PK_KP6: c = 'l'; break;
- case PK_KP7: c = 'y'; break;
- case PK_KP8: c = 'k'; break;
- case PK_KP9: c = 'u'; break;
- default: break; /* else gcc warns `enum value not used' */
- }
- if (c != 0) {
- if (c != '.') {
- if (modifiers & PKM_CONTROL)
- c &= 0x1f;
- else if (modifiers & PKM_SHIFT)
- c = toupper(c);
- }
- *p++ = c;
- goto done;
- }
- }
-
- /* Numeric Keypad */
- if (PK_ISKEYPAD(keysym)) {
- int xkey = 0;
+ char *p = buf;
+ if (term->vt52_mode)
+ p += sprintf((char *) p, "\x1B%c", xkey);
+ else {
+ int app_flg = (term->app_cursor_keys && !term->no_applic_c);
+#if 0
/*
- * In VT400 mode, PFn always emits an escape sequence. In
- * Linux and tilde modes, this only happens in app keypad mode.
+ * RDB: VT100 & VT102 manuals both state the app cursor
+ * keys only work if the app keypad is on.
+ *
+ * SGT: That may well be true, but xterm disagrees and so
+ * does at least one application, so I've #if'ed this out
+ * and the behaviour is back to PuTTY's original: app
+ * cursor and app keypad are independently switchable
+ * modes. If anyone complains about _this_ I'll have to
+ * put in a configurable option.
*/
- if (term->cfg.funky_type == FUNKY_VT400 ||
- ((term->cfg.funky_type == FUNKY_LINUX ||
- term->cfg.funky_type == FUNKY_TILDE) &&
- term->app_keypad_keys && !term->cfg.no_applic_k)) {
- switch (keysym) {
- case PK_PF1: xkey = 'P'; break;
- case PK_PF2: xkey = 'Q'; break;
- case PK_PF3: xkey = 'R'; break;
- case PK_PF4: xkey = 'S'; break;
- default: break; /* else gcc warns `enum value not used' */
- }
- }
- if (term->app_keypad_keys && !term->cfg.no_applic_k) {
- switch (keysym) {
- case PK_KP0: xkey = 'p'; break;
- case PK_KP1: xkey = 'q'; break;
- case PK_KP2: xkey = 'r'; break;
- case PK_KP3: xkey = 's'; break;
- case PK_KP4: xkey = 't'; break;
- case PK_KP5: xkey = 'u'; break;
- case PK_KP6: xkey = 'v'; break;
- case PK_KP7: xkey = 'w'; break;
- case PK_KP8: xkey = 'x'; break;
- case PK_KP9: xkey = 'y'; break;
- case PK_KPDECIMAL: xkey = 'n'; break;
- case PK_KPENTER: xkey = 'M'; break;
- default: break; /* else gcc warns `enum value not used' */
- }
- if (term->cfg.funky_type == FUNKY_XTERM && tlen > 0) {
- /*
- * xterm can't see the layout of the keypad, so it has
- * to rely on the X keysyms returned by the keys.
- * Hence, we look at the strings here, not the PuTTY
- * keysyms (which describe the layout).
- */
- switch (text[0]) {
- case '+':
- if (modifiers & PKM_SHIFT)
- xkey = 'l';
- else
- xkey = 'k';
- break;
- case '/': xkey = 'o'; break;
- case '*': xkey = 'j'; break;
- case '-': xkey = 'm'; break;
- }
- } else {
- /*
- * In all other modes, we try to retain the layout of
- * the DEC keypad in application mode.
- */
- switch (keysym) {
- case PK_KPBIGPLUS:
- /* This key covers the '-' and ',' keys on a VT220 */
- if (modifiers & PKM_SHIFT)
- xkey = 'm'; /* VT220 '-' */
- else
- xkey = 'l'; /* VT220 ',' */
- break;
- case PK_KPMINUS: xkey = 'm'; break;
- case PK_KPCOMMA: xkey = 'l'; break;
- default: break; /* else gcc warns `enum value not used' */
- }
- }
- }
- if (xkey) {
- if (term->vt52_mode) {
- if (xkey >= 'P' && xkey <= 'S')
- p += sprintf((char *) p, "\x1B%c", xkey);
- else
- p += sprintf((char *) p, "\x1B?%c", xkey);
- } else
- p += sprintf((char *) p, "\x1BO%c", xkey);
- goto done;
- }
- /* Not in application mode -- treat the number pad as arrow keys? */
- if ((flags & PKF_NUMLOCK) == 0) {
- switch (keysym) {
- case PK_KP0: keysym = PK_INSERT; break;
- case PK_KP1: keysym = PK_END; break;
- case PK_KP2: keysym = PK_DOWN; break;
- case PK_KP3: keysym = PK_PAGEDOWN; break;
- case PK_KP4: keysym = PK_LEFT; break;
- case PK_KP5: keysym = PK_REST; break;
- case PK_KP6: keysym = PK_RIGHT; break;
- case PK_KP7: keysym = PK_HOME; break;
- case PK_KP8: keysym = PK_UP; break;
- case PK_KP9: keysym = PK_PAGEUP; break;
- default: break; /* else gcc warns `enum value not used' */
- }
- }
- }
-
- /* Miscellaneous keys */
- switch (keysym) {
- case PK_ESCAPE:
- *p++ = 0x1b;
- goto done;
- case PK_BACKSPACE:
- if (modifiers == 0)
- *p++ = (term->cfg.bksp_is_delete ? 0x7F : 0x08);
- else if (modifiers == PKM_SHIFT)
- /* We do the opposite of what is configured */
- *p++ = (term->cfg.bksp_is_delete ? 0x08 : 0x7F);
- else break;
- goto done;
- case PK_TAB:
- if (modifiers == 0)
- *p++ = 0x09;
- else if (modifiers == PKM_SHIFT)
- *p++ = 0x1B, *p++ = '[', *p++ = 'Z';
- else break;
- goto done;
- /* XXX window.c has ctrl+shift+space sending 0xa0 */
- case PK_PAUSE:
- if (modifiers == PKM_CONTROL)
- *p++ = 26;
- else break;
- goto done;
- case PK_RETURN:
- case PK_KPENTER: /* Odd keypad modes handled above */
- if (modifiers == 0) {
- *p++ = 0x0d;
- if (term->cr_lf_return)
- *p++ = 0x0a;
- goto done;
- }
- default: break; /* else gcc warns `enum value not used' */
- }
+ if (!term->app_keypad_keys)
+ app_flg = 0;
+#endif
+ /* Useful mapping of Ctrl-arrows */
+ if (ctrl)
+ app_flg = !app_flg;
- /* SCO function keys and editing keys */
- if (term->cfg.funky_type == FUNKY_SCO) {
- if (PK_ISFKEY(keysym) && keysym <= PK_F12) {
- static char const codes[] =
- "MNOPQRSTUVWX" "YZabcdefghij" "klmnopqrstuv" "wxyz@[\\]^_`{";
- int index = keysym - PK_F1;
-
- if (modifiers & PKM_SHIFT) index += 12;
- if (modifiers & PKM_CONTROL) index += 24;
- p += sprintf((char *) p, "\x1B[%c", codes[index]);
- goto done;
- }
- if (PK_ISEDITING(keysym)) {
- int xkey = 0;
-
- switch (keysym) {
- case PK_DELETE: *p++ = 0x7f; goto done;
- case PK_HOME: xkey = 'H'; break;
- case PK_INSERT: xkey = 'L'; break;
- case PK_END: xkey = 'F'; break;
- case PK_PAGEUP: xkey = 'I'; break;
- case PK_PAGEDOWN: xkey = 'G'; break;
- default: break; /* else gcc warns `enum value not used' */
- }
+ if (app_flg)
+ p += sprintf((char *) p, "\x1BO%c", xkey);
+ else
p += sprintf((char *) p, "\x1B[%c", xkey);
- }
}
- if (PK_ISEDITING(keysym) && (modifiers & PKM_SHIFT) == 0) {
- int code;
-
- if (term->cfg.funky_type == FUNKY_XTERM) {
- /* Xterm shuffles these keys, apparently. */
- switch (keysym) {
- case PK_HOME: keysym = PK_INSERT; break;
- case PK_INSERT: keysym = PK_HOME; break;
- case PK_DELETE: keysym = PK_END; break;
- case PK_END: keysym = PK_PAGEUP; break;
- case PK_PAGEUP: keysym = PK_DELETE; break;
- case PK_PAGEDOWN: keysym = PK_PAGEDOWN; break;
- default: break; /* else gcc warns `enum value not used' */
- }
- }
-
- /* RXVT Home/End */
- if (term->cfg.rxvt_homeend &&
- (keysym == PK_HOME || keysym == PK_END)) {
- p += sprintf((char *) p, keysym == PK_HOME ? "\x1B[H" : "\x1BOw");
- goto done;
- }
-
- if (term->vt52_mode) {
- int xkey;
-
- /*
- * A real VT52 doesn't have these, and a VT220 doesn't
- * send anything for them in VT52 mode.
- */
- switch (keysym) {
- case PK_HOME: xkey = 'H'; break;
- case PK_INSERT: xkey = 'L'; break;
- case PK_DELETE: xkey = 'M'; break;
- case PK_END: xkey = 'E'; break;
- case PK_PAGEUP: xkey = 'I'; break;
- case PK_PAGEDOWN: xkey = 'G'; break;
- default: xkey=0; break; /* else gcc warns `enum value not used'*/
- }
- p += sprintf((char *) p, "\x1B%c", xkey);
- goto done;
- }
-
- switch (keysym) {
- case PK_HOME: code = 1; break;
- case PK_INSERT: code = 2; break;
- case PK_DELETE: code = 3; break;
- case PK_END: code = 4; break;
- case PK_PAGEUP: code = 5; break;
- case PK_PAGEDOWN: code = 6; break;
- default: code = 0; break; /* else gcc warns `enum value not used' */
- }
- p += sprintf((char *) p, "\x1B[%d~", code);
- goto done;
- }
-
- if (PK_ISFKEY(keysym)) {
- /* Map Shift+F1-F10 to F11-F20 */
- if (keysym >= PK_F1 && keysym <= PK_F10 && (modifiers & PKM_SHIFT))
- keysym += 10;
- if ((term->vt52_mode || term->cfg.funky_type == FUNKY_VT100P) &&
- keysym <= PK_F14) {
- /* XXX This overrides the XTERM/VT52 mode below */
- int offt = 0;
- if (keysym >= PK_F6) offt++;
- if (keysym >= PK_F12) offt++;
- p += sprintf((char *) p, term->vt52_mode ? "\x1B%c" : "\x1BO%c",
- 'P' + keysym - PK_F1 - offt);
- goto done;
- }
- if (term->cfg.funky_type == FUNKY_LINUX && keysym <= PK_F5) {
- p += sprintf((char *) p, "\x1B[[%c", 'A' + keysym - PK_F1);
- goto done;
- }
- if (term->cfg.funky_type == FUNKY_XTERM && keysym <= PK_F4) {
- if (term->vt52_mode)
- p += sprintf((char *) p, "\x1B%c", 'P' + keysym - PK_F1);
- else
- p += sprintf((char *) p, "\x1BO%c", 'P' + keysym - PK_F1);
- goto done;
- }
- p += sprintf((char *) p, "\x1B[%d~", 11 + keysym - PK_F1);
- goto done;
- }
-
- if (PK_ISCURSOR(keysym)) {
- int xkey;
-
- switch (keysym) {
- case PK_UP: xkey = 'A'; break;
- case PK_DOWN: xkey = 'B'; break;
- case PK_RIGHT: xkey = 'C'; break;
- case PK_LEFT: xkey = 'D'; break;
- case PK_REST: xkey = 'G'; break; /* centre key on number pad */
- default: xkey = 0; break; /* else gcc warns `enum value not used' */
- }
- if (term->vt52_mode)
- p += sprintf((char *) p, "\x1B%c", xkey);
- else {
- int app_flg = (term->app_cursor_keys && !term->cfg.no_applic_c);
-
- /* Useful mapping of Ctrl-arrows */
- if (modifiers == PKM_CONTROL)
- app_flg = !app_flg;
-
- if (app_flg)
- p += sprintf((char *) p, "\x1BO%c", xkey);
- else
- p += sprintf((char *) p, "\x1B[%c", xkey);
- }
- goto done;
- }
-
- done:
- if (p > output || tlen > 0) {
- /*
- * Interrupt an ongoing paste. I'm not sure
- * this is sensible, but for the moment it's
- * preferable to having to faff about buffering
- * things.
- */
- term_nopaste(term);
-
- /*
- * We need not bother about stdin backlogs
- * here, because in GUI PuTTY we can't do
- * anything about it anyway; there's no means
- * of asking Windows to hold off on KEYDOWN
- * messages. We _have_ to buffer everything
- * we're sent.
- */
- term_seen_key_event(term);
-
- if (prependesc) {
-#if 0
- fprintf(stderr, "sending ESC\n");
-#endif
- ldisc_send(term->ldisc, "\x1b", 1, 1);
- }
-
- if (p > output) {
-#if 0
- fprintf(stderr, "sending %d bytes:", p - output);
- for (i = 0; i < p - output; i++)
- fprintf(stderr, " %02x", output[i]);
- fprintf(stderr, "\n");
-#endif
- ldisc_send(term->ldisc, output, p - output, 1);
- } else if (tlen > 0) {
-#if 0
- fprintf(stderr, "sending %d unichars:", tlen);
- for (i = 0; i < tlen; i++)
- fprintf(stderr, " %04x", (unsigned) text[i]);
- fprintf(stderr, "\n");
-#endif
- luni_send(term->ldisc, text, tlen, 1);
- }
- }
+ return p - buf;
}
void term_nopaste(Terminal *term)
* the remote side needing to wait until term_out() has cleared
* a backlog.
*
- * This is a slightly suboptimal way to deal with SSH2 - in
+ * This is a slightly suboptimal way to deal with SSH-2 - in
* principle, the window mechanism would allow us to continue
* to accept data on forwarded ports and X connections even
* while the terminal processing was going slowly - but we
* can't do the 100% right thing without moving the terminal
* processing into a separate thread, and that might hurt
- * portability. So we manage stdout buffering the old SSH1 way:
+ * portability. So we manage stdout buffering the old SSH-1 way:
* if the terminal processing goes slowly, the whole SSH
* connection stops accepting data until it's ready.
*
return 0;
}
+/*
+ * Write untrusted data to the terminal.
+ * The only control character that should be honoured is \n (which
+ * will behave as a CRLF).
+ */
+int term_data_untrusted(Terminal *term, const char *data, int len)
+{
+ int i;
+ /* FIXME: more sophisticated checking? */
+ for (i = 0; i < len; i++) {
+ if (data[i] == '\n')
+ term_data(term, 1, "\r\n", 2);
+ else if (data[i] & 0x60)
+ term_data(term, 1, data + i, 1);
+ }
+ return 0; /* assumes that term_data() always returns 0 */
+}
+
void term_provide_logctx(Terminal *term, void *logctx)
{
term->logctx = logctx;
term->has_focus = has_focus;
term_schedule_cblink(term);
}
+
+/*
+ * Provide "auto" settings for remote tty modes, suitable for an
+ * application with a terminal window.
+ */
+char *term_get_ttymode(Terminal *term, const char *mode)
+{
+ char *val = NULL;
+ if (strcmp(mode, "ERASE") == 0) {
+ val = term->bksp_is_delete ? "^?" : "^H";
+ }
+ /* FIXME: perhaps we should set ONLCR based on lfhascr as well? */
+ /* FIXME: or ECHO and friends based on local echo state? */
+ return dupstr(val);
+}
+
+struct term_userpass_state {
+ size_t curr_prompt;
+ int done_prompt; /* printed out prompt yet? */
+ size_t pos; /* cursor position */
+};
+
+/*
+ * Process some terminal data in the course of username/password
+ * input.
+ */
+int term_get_userpass_input(Terminal *term, prompts_t *p,
+ unsigned char *in, int inlen)
+{
+ struct term_userpass_state *s = (struct term_userpass_state *)p->data;
+ if (!s) {
+ /*
+ * First call. Set some stuff up.
+ */
+ p->data = s = snew(struct term_userpass_state);
+ s->curr_prompt = 0;
+ s->done_prompt = 0;
+ /* We only print the `name' caption if we have to... */
+ if (p->name_reqd && p->name) {
+ size_t l = strlen(p->name);
+ term_data_untrusted(term, p->name, l);
+ if (p->name[l-1] != '\n')
+ term_data_untrusted(term, "\n", 1);
+ }
+ /* ...but we always print any `instruction'. */
+ if (p->instruction) {
+ size_t l = strlen(p->instruction);
+ term_data_untrusted(term, p->instruction, l);
+ if (p->instruction[l-1] != '\n')
+ term_data_untrusted(term, "\n", 1);
+ }
+ /*
+ * Zero all the results, in case we abort half-way through.
+ */
+ {
+ int i;
+ for (i = 0; i < (int)p->n_prompts; i++)
+ prompt_set_result(p->prompts[i], "");
+ }
+ }
+
+ while (s->curr_prompt < p->n_prompts) {
+
+ prompt_t *pr = p->prompts[s->curr_prompt];
+ int finished_prompt = 0;
+
+ if (!s->done_prompt) {
+ term_data_untrusted(term, pr->prompt, strlen(pr->prompt));
+ s->done_prompt = 1;
+ s->pos = 0;
+ }
+
+ /* Breaking out here ensures that the prompt is printed even
+ * if we're now waiting for user data. */
+ if (!in || !inlen) break;
+
+ /* FIXME: should we be using local-line-editing code instead? */
+ while (!finished_prompt && inlen) {
+ char c = *in++;
+ inlen--;
+ switch (c) {
+ case 10:
+ case 13:
+ term_data(term, 0, "\r\n", 2);
+ prompt_ensure_result_size(pr, s->pos + 1);
+ pr->result[s->pos] = '\0';
+ /* go to next prompt, if any */
+ s->curr_prompt++;
+ s->done_prompt = 0;
+ finished_prompt = 1; /* break out */
+ break;
+ case 8:
+ case 127:
+ if (s->pos > 0) {
+ if (pr->echo)
+ term_data(term, 0, "\b \b", 3);
+ s->pos--;
+ }
+ break;
+ case 21:
+ case 27:
+ while (s->pos > 0) {
+ if (pr->echo)
+ term_data(term, 0, "\b \b", 3);
+ s->pos--;
+ }
+ break;
+ case 3:
+ case 4:
+ /* Immediate abort. */
+ term_data(term, 0, "\r\n", 2);
+ sfree(s);
+ p->data = NULL;
+ return 0; /* user abort */
+ default:
+ /*
+ * This simplistic check for printability is disabled
+ * when we're doing password input, because some people
+ * have control characters in their passwords.
+ */
+ if (!pr->echo || (c >= ' ' && c <= '~') ||
+ ((unsigned char) c >= 160)) {
+ prompt_ensure_result_size(pr, s->pos + 1);
+ pr->result[s->pos++] = c;
+ if (pr->echo)
+ term_data(term, 0, &c, 1);
+ }
+ break;
+ }
+ }
+
+ }
+
+ if (s->curr_prompt < p->n_prompts) {
+ return -1; /* more data required */
+ } else {
+ sfree(s);
+ p->data = NULL;
+ return +1; /* all done */
+ }
+}