/****************************************************************************
- * Copyright (c) 1998-2014,2015 Free Software Foundation, Inc. *
+ * Copyright 2018-2020,2021 Thomas E. Dickey *
+ * Copyright 1998-2016,2017 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
*
*-----------------------------------------------------------------*/
+#define NEW_PAIR_INTERNAL 1
+
#include <curses.priv.h>
#ifndef CUR
#include <ctype.h>
-MODULE_ID("$Id: tty_update.c,v 1.282 2015/12/20 00:59:09 tom Exp $")
+MODULE_ID("$Id: tty_update.c,v 1.311 2021/08/16 21:51:11 tom Exp $")
/*
* This define controls the line-breakout optimization. Every once in a
static void ClearScreen(SCREEN *, NCURSES_CH_T blank);
static void ClrUpdate(SCREEN *);
static void DelChar(SCREEN *, int count);
-static void InsStr(SCREEN *, NCURSES_CH_T * line, int count);
+static void InsStr(SCREEN *, NCURSES_CH_T *line, int count);
static void TransformLine(SCREEN *, int const lineno);
#else
static int ClrBottom(int total);
static void ClearScreen(NCURSES_CH_T blank);
static void ClrUpdate(void);
static void DelChar(int count);
-static void InsStr(NCURSES_CH_T * line, int count);
+static void InsStr(NCURSES_CH_T *line, int count);
static void TransformLine(int const lineno);
#endif
****************************************************************************/
static void
-position_check(NCURSES_SP_DCLx int expected_y, int expected_x, char *legend)
+position_check(NCURSES_SP_DCLx int expected_y, int expected_x, const char *legend)
/* check to see if the real cursor position matches the virtual */
{
char buf[20];
if (y - 1 != expected_y || x - 1 != expected_x) {
NCURSES_SP_NAME(beep) (NCURSES_SP_ARG);
NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx
- tparm("\033[%d;%dH",
- expected_y + 1,
- expected_x + 1),
+ TIPARM_2("\033[%d;%dH",
+ expected_y + 1,
+ expected_x + 1),
1, NCURSES_SP_NAME(_nc_outch));
_tracef("position seen (%d, %d) doesn't match expected one (%d, %d) in %s",
y - 1, x - 1, expected_y, expected_x, legend);
}
#if !NCURSES_WCWIDTH_GRAPHICS
-static bool
-is_wacs_value(unsigned ch)
-{
- bool result;
- switch (ch) {
- case 0x00a3: /* FALLTHRU - ncurses pound-sterling symbol */
- case 0x00b0: /* FALLTHRU - VT100 degree symbol */
- case 0x00b1: /* FALLTHRU - VT100 plus/minus */
- case 0x00b7: /* FALLTHRU - VT100 bullet */
- case 0x03c0: /* FALLTHRU - ncurses greek pi */
- case 0x2190: /* FALLTHRU - Teletype arrow pointing left */
- case 0x2191: /* FALLTHRU - Teletype arrow pointing up */
- case 0x2192: /* FALLTHRU - Teletype arrow pointing right */
- case 0x2193: /* FALLTHRU - Teletype arrow pointing down */
- case 0x2260: /* FALLTHRU - ncurses not-equal */
- case 0x2264: /* FALLTHRU - ncurses less-than-or-equal-to */
- case 0x2265: /* FALLTHRU - ncurses greater-than-or-equal-to */
- case 0x23ba: /* FALLTHRU - VT100 scan line 1 */
- case 0x23bb: /* FALLTHRU - ncurses scan line 3 */
- case 0x23bc: /* FALLTHRU - ncurses scan line 7 */
- case 0x23bd: /* FALLTHRU - VT100 scan line 9 */
- case 0x2500: /* FALLTHRU - VT100 horizontal line */
- case 0x2501: /* FALLTHRU - thick horizontal line */
- case 0x2502: /* FALLTHRU - VT100 vertical line */
- case 0x2503: /* FALLTHRU - thick vertical line */
- case 0x250c: /* FALLTHRU - VT100 upper left corner */
- case 0x250f: /* FALLTHRU - thick upper left corner */
- case 0x2510: /* FALLTHRU - VT100 upper right corner */
- case 0x2513: /* FALLTHRU - thick upper right corner */
- case 0x2514: /* FALLTHRU - VT100 lower left corner */
- case 0x2517: /* FALLTHRU - thick lower left corner */
- case 0x2518: /* FALLTHRU - VT100 lower right corner */
- case 0x251b: /* FALLTHRU - thick lower right corner */
- case 0x251c: /* FALLTHRU - VT100 tee pointing left */
- case 0x2523: /* FALLTHRU - thick tee pointing left */
- case 0x2524: /* FALLTHRU - VT100 tee pointing right */
- case 0x252b: /* FALLTHRU - thick tee pointing right */
- case 0x252c: /* FALLTHRU - VT100 tee pointing down */
- case 0x2533: /* FALLTHRU - thick tee pointing down */
- case 0x2534: /* FALLTHRU - VT100 tee pointing up */
- case 0x253b: /* FALLTHRU - thick tee pointing up */
- case 0x253c: /* FALLTHRU - VT100 large plus or crossover */
- case 0x254b: /* FALLTHRU - thick large plus or crossover */
- case 0x2550: /* FALLTHRU - double horizontal line */
- case 0x2551: /* FALLTHRU - double vertical line */
- case 0x2554: /* FALLTHRU - double upper left corner */
- case 0x2557: /* FALLTHRU - double upper right corner */
- case 0x255a: /* FALLTHRU - double lower left corner */
- case 0x255d: /* FALLTHRU - double lower right corner */
- case 0x2560: /* FALLTHRU - double tee pointing right */
- case 0x2563: /* FALLTHRU - double tee pointing left */
- case 0x2566: /* FALLTHRU - double tee pointing down */
- case 0x2569: /* FALLTHRU - double tee pointing up */
- case 0x256c: /* FALLTHRU - double large plus or crossover */
- case 0x2592: /* FALLTHRU - VT100 checker board (stipple) */
- case 0x25ae: /* FALLTHRU - Teletype solid square block */
- case 0x25c6: /* FALLTHRU - VT100 diamond */
- case 0x2603: /* FALLTHRU - Teletype lantern symbol */
- result = TRUE;
- break;
- default:
- result = FALSE;
- break;
- }
- return result;
-}
-#endif
+#define is_wacs_value(ch) (_nc_wacs_width(ch) == 1 && wcwidth(ch) > 1)
+#endif /* !NCURSES_WCWIDTH_GRAPHICS */
static NCURSES_INLINE void
PutAttrChar(NCURSES_SP_DCLx CARG_CH_T ch)
* Determine the number of character cells which the 'ch' value will use
* on the screen. It should be at least one.
*/
- if ((chlen = wcwidth(CharOf(CHDEREF(ch)))) <= 0) {
+ if ((chlen = _nc_wacs_width(CharOf(CHDEREF(ch)))) <= 0) {
static const NCURSES_CH_T blank = NewChar(BLANK_TEXT);
/*
|| is_wacs_value(CharOfD(ch))
#endif
)) {
+ int c8;
my_ch = CHDEREF(ch); /* work around const param */
+ c8 = CharOf(my_ch);
#if USE_WIDEC_SUPPORT
/*
* This is crude & ugly, but works most of the time. It checks if the
chlen = 1;
}
#endif /* !NCURSES_WCWIDTH_GRAPHICS */
- }
+ } else
#endif
+ if (!SP_PARM->_screen_acs_map[c8]) {
+ /*
+ * If we found no mapping for a given alternate-character set item
+ * in the terminal description, attempt to use the ASCII fallback
+ * code which is populated in the _acs_map[] array. If that did
+ * not correspond to a line-drawing, etc., graphics character, the
+ * array entry would be empty.
+ */
+ chtype temp = UChar(SP_PARM->_acs_map[c8]);
+ if (temp) {
+ RemAttr(attr, A_ALTCHARSET);
+ SetChar(my_ch, temp, AttrOf(attr));
+ }
+ }
+
/*
* If we (still) have alternate character set, it is the normal 8bit
* flavor. The _screen_acs_map[] array tells if the character was
/* we can put the char directly */
PutAttrChar(NCURSES_SP_ARGx ch);
} else if (enter_am_mode && exit_am_mode) {
+ int oldcol = SP_PARM->_curscol;
/* we can suppress automargin */
NCURSES_PUTP2("exit_am_mode", exit_am_mode);
PutAttrChar(NCURSES_SP_ARGx ch);
- SP_PARM->_curscol--;
+ SP_PARM->_curscol = oldcol;
position_check(NCURSES_SP_ARGx
SP_PARM->_cursrow,
SP_PARM->_curscol,
TR(TRACE_CHARPUT, ("turning off (%#lx) %s before wrapping",
(unsigned long) AttrOf(SCREEN_ATTRS(SP_PARM)),
_traceattr(AttrOf(SCREEN_ATTRS(SP_PARM)))));
- (void) VIDATTR(SP_PARM, A_NORMAL, 0);
+ VIDPUTS(SP_PARM, A_NORMAL, 0);
}
} else {
SP_PARM->_curscol--;
if (!SP_PARM->_default_color)
return FALSE;
- if (SP_PARM->_default_fg != C_MASK || SP_PARM->_default_bg != C_MASK)
+ if (!(isDefaultColor(SP_PARM->_default_fg) &&
+ isDefaultColor(SP_PARM->_default_bg)))
return FALSE;
if ((pair = GetPair(CHDEREF(ch))) != 0) {
NCURSES_COLOR_T fg, bg;
if (NCURSES_SP_NAME(pair_content) (NCURSES_SP_ARGx
(short) pair,
&fg, &bg) == ERR
- || (fg != C_MASK || bg != C_MASK)) {
+ || !(isDefaultColor(fg) && isDefaultColor(bg))) {
return FALSE;
}
}
* This code is optimized using ech and rep.
*/
static int
-EmitRange(NCURSES_SP_DCLx const NCURSES_CH_T * ntext, int num)
+EmitRange(NCURSES_SP_DCLx const NCURSES_CH_T *ntext, int num)
{
int i;
&& runcount > SP_PARM->_ech_cost + SP_PARM->_cup_ch_cost
&& can_clear_with(NCURSES_SP_ARGx CHREF(ntext0))) {
UpdateAttrs(SP_PARM, ntext0);
- NCURSES_PUTP2("erase_chars", TPARM_1(erase_chars, runcount));
+ NCURSES_PUTP2("erase_chars", TIPARM_1(erase_chars, runcount));
/*
* If this is the last part of the given interval,
} else {
return 1; /* cursor stays in the middle */
}
- } else if (repeat_char && runcount > SP_PARM->_rep_cost) {
+ } else if (repeat_char != 0 &&
+#if BSD_TPUTS
+ !isdigit(UChar(CharOf(ntext0))) &&
+#endif
+#if USE_WIDEC_SUPPORT
+ (!SP_PARM->_screen_unicode &&
+ (CharOf(ntext0) < ((AttrOf(ntext0) & A_ALTCHARSET)
+ ? ACS_LEN
+ : 256))) &&
+#endif
+ runcount > SP_PARM->_rep_cost) {
+ NCURSES_CH_T temp;
bool wrap_possible = (SP_PARM->_curscol + runcount >=
screen_columns(SP_PARM));
int rep_count = runcount;
rep_count--;
UpdateAttrs(SP_PARM, ntext0);
+ temp = ntext0;
+ if ((AttrOf(temp) & A_ALTCHARSET) &&
+ SP_PARM->_acs_map != 0 &&
+ (SP_PARM->_acs_map[CharOf(temp)] & A_CHARTEXT) != 0) {
+ SetChar(temp,
+ (SP_PARM->_acs_map[CharOf(ntext0)] & A_CHARTEXT),
+ AttrOf(ntext0) | A_ALTCHARSET);
+ }
NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx
- TPARM_2(repeat_char,
- CharOf(ntext0),
- rep_count),
- rep_count,
+ TIPARM_2(repeat_char,
+ CharOf(temp),
+ rep_count),
+ 1,
NCURSES_SP_NAME(_nc_outch));
SP_PARM->_curscol += rep_count;
*/
static int
PutRange(NCURSES_SP_DCLx
- const NCURSES_CH_T * otext,
- const NCURSES_CH_T * ntext,
+ const NCURSES_CH_T *otext,
+ const NCURSES_CH_T *ntext,
int row,
int first, int last)
{
- int i, j, same;
int rc;
TR(TRACE_CHARPUT, ("PutRange(%p, %p, %p, %d, %d, %d)",
if (otext != ntext
&& (last - first + 1) > SP_PARM->_inline_cost) {
+ int i, j, same;
+
for (j = first, same = 0; j <= last; j++) {
if (!same && isWidecExt(otext[j]))
continue;
T((T_CALLED("_nc_tinfo:doupdate(%p)"), (void *) SP_PARM));
- if (SP_PARM == 0)
- returnCode(ERR);
+ _nc_lock_global(update);
+ if (SP_PARM == 0) {
+ _nc_unlock_global(update);
+ returnCode(ERR);
+ }
#if !USE_REENTRANT
/*
* It is "legal" but unlikely that an application could assign a new
if (CurScreen(SP_PARM) == 0
|| NewScreen(SP_PARM) == 0
- || StdScreen(SP_PARM) == 0)
+ || StdScreen(SP_PARM) == 0) {
+ _nc_unlock_global(update);
returnCode(ERR);
-
+ }
#ifdef TRACE
if (USE_TRACEF(TRACE_UPDATE)) {
if (CurScreen(SP_PARM)->_clear)
SP_PARM->_fifohold--;
#if USE_SIZECHANGE
- if (SP_PARM->_endwin || _nc_handle_sigwinch(SP_PARM)) {
+ if ((SP_PARM->_endwin == ewSuspend)
+ || _nc_handle_sigwinch(SP_PARM)) {
/*
* This is a transparent extension: XSI does not address it,
* and applications need not know that ncurses can do it.
}
#endif
- if (SP_PARM->_endwin) {
+ if (SP_PARM->_endwin == ewSuspend) {
T(("coming back from shell mode"));
NCURSES_SP_NAME(reset_prog_mode) (NCURSES_SP_ARG);
NCURSES_SP_NAME(_nc_screen_resume) (NCURSES_SP_ARG);
SP_PARM->_mouse_resume(SP_PARM);
- SP_PARM->_endwin = FALSE;
+ SP_PARM->_endwin = ewRunning;
}
#if USE_TRACE_TIMES
/* zero the metering machinery */
_nc_signal_handler(TRUE);
+ _nc_unlock_global(update);
returnCode(OK);
}
static void
ClrToEOL(NCURSES_SP_DCLx NCURSES_CH_T blank, int needclear)
{
- int j;
-
if (CurScreen(SP_PARM) != 0
&& SP_PARM->_cursrow >= 0) {
+ int j;
+
for (j = SP_PARM->_curscol; j < screen_columns(SP_PARM); j++) {
if (j >= 0) {
NCURSES_CH_T *cp =
static int
ClrBottom(NCURSES_SP_DCLx int total)
{
- int row;
- int col;
int top = total;
int last = min(screen_columns(SP_PARM), NewScreen(SP_PARM)->_maxx + 1);
NCURSES_CH_T blank = NewScreen(SP_PARM)->_line[total - 1].text[last - 1];
- bool ok;
if (clr_eos && can_clear_with(NCURSES_SP_ARGx CHREF(blank))) {
+ int row;
for (row = total - 1; row >= 0; row--) {
+ int col;
+ bool ok;
+
for (col = 0, ok = TRUE; ok && col < last; col++) {
ok = (CharEq(NewScreen(SP_PARM)->_line[row].text[col], blank));
}
newPair = GetPair(newLine[n]);
if (oldPair != newPair
&& unColor(oldLine[n]) == unColor(newLine[n])) {
- if (oldPair < SP_PARM->_pair_limit
- && newPair < SP_PARM->_pair_limit
- && (SP_PARM->_color_pairs[oldPair] ==
- SP_PARM->_color_pairs[newPair])) {
+ if (oldPair < SP_PARM->_pair_alloc
+ && newPair < SP_PARM->_pair_alloc
+ && (isSamePair(SP_PARM->_color_pairs[oldPair],
+ SP_PARM->_color_pairs[newPair]))) {
SetPair(oldLine[n], GetPair(newLine[n]));
}
}
*/
static void
-InsStr(NCURSES_SP_DCLx NCURSES_CH_T * line, int count)
+InsStr(NCURSES_SP_DCLx NCURSES_CH_T *line, int count)
{
TR(TRACE_UPDATE, ("InsStr(%p, %p,%d) called",
(void *) SP_PARM,
if (parm_ich) {
TPUTS_TRACE("parm_ich");
NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx
- TPARM_1(parm_ich, count),
- count,
+ TIPARM_1(parm_ich, count),
+ 1,
NCURSES_SP_NAME(_nc_outch));
- while (count) {
+ while (count > 0) {
PutAttrChar(NCURSES_SP_ARGx CHREF(*line));
line++;
count--;
}
} else if (enter_insert_mode && exit_insert_mode) {
NCURSES_PUTP2("enter_insert_mode", enter_insert_mode);
- while (count) {
+ while (count > 0) {
PutAttrChar(NCURSES_SP_ARGx CHREF(*line));
if (insert_padding) {
NCURSES_PUTP2("insert_padding", insert_padding);
}
NCURSES_PUTP2("exit_insert_mode", exit_insert_mode);
} else {
- while (count) {
+ while (count > 0) {
NCURSES_PUTP2("insert_character", insert_character);
PutAttrChar(NCURSES_SP_ARGx CHREF(*line));
if (insert_padding) {
static void
DelChar(NCURSES_SP_DCLx int count)
{
- int n;
-
TR(TRACE_UPDATE, ("DelChar(%p, %d) called, position = (%ld,%ld)",
(void *) SP_PARM, count,
(long) NewScreen(SP_PARM)->_cury,
if (parm_dch) {
TPUTS_TRACE("parm_dch");
NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx
- TPARM_1(parm_dch, count),
- count,
+ TIPARM_1(parm_dch, count),
+ 1,
NCURSES_SP_NAME(_nc_outch));
} else {
+ int n;
+
for (n = 0; n < count; n++) {
NCURSES_PUTP2("delete_character", delete_character);
}
UpdateAttrs(SP_PARM, blank);
TPUTS_TRACE("parm_index");
NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx
- TPARM_2(parm_index, n, 0),
+ TIPARM_1(parm_index, n),
n,
NCURSES_SP_NAME(_nc_outch));
} else if (parm_delete_line && bot == maxy) {
UpdateAttrs(SP_PARM, blank);
TPUTS_TRACE("parm_delete_line");
NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx
- TPARM_2(parm_delete_line, n, 0),
+ TIPARM_1(parm_delete_line, n),
n,
NCURSES_SP_NAME(_nc_outch));
} else if (scroll_forward && top == miny && bot == maxy) {
UpdateAttrs(SP_PARM, blank);
TPUTS_TRACE("parm_rindex");
NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx
- TPARM_2(parm_rindex, n, 0),
+ TIPARM_1(parm_rindex, n),
n,
NCURSES_SP_NAME(_nc_outch));
} else if (parm_insert_line && bot == maxy) {
UpdateAttrs(SP_PARM, blank);
TPUTS_TRACE("parm_insert_line");
NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx
- TPARM_2(parm_insert_line, n, 0),
+ TIPARM_1(parm_insert_line, n),
n,
NCURSES_SP_NAME(_nc_outch));
} else if (scroll_reverse && top == miny && bot == maxy) {
} else if (parm_delete_line) {
TPUTS_TRACE("parm_delete_line");
NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx
- TPARM_2(parm_delete_line, n, 0),
+ TIPARM_1(parm_delete_line, n),
n,
NCURSES_SP_NAME(_nc_outch));
} else { /* if (delete_line) */
} else if (parm_insert_line) {
TPUTS_TRACE("parm_insert_line");
NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx
- TPARM_2(parm_insert_line, n, 0),
+ TIPARM_1(parm_insert_line, n),
n,
NCURSES_SP_NAME(_nc_outch));
} else { /* if (insert_line) */
NCURSES_PUTP2("save_cursor", save_cursor);
}
NCURSES_PUTP2("change_scroll_region",
- TPARM_2(change_scroll_region, top, bot));
+ TIPARM_2(change_scroll_region, top, bot));
if (cursor_saved) {
NCURSES_PUTP2("restore_cursor", restore_cursor);
} else {
res = scroll_csr_forward(NCURSES_SP_ARGx n, top, bot, top, bot, blank);
NCURSES_PUTP2("change_scroll_region",
- TPARM_2(change_scroll_region, 0, maxy));
+ TIPARM_2(change_scroll_region, 0, maxy));
SP_PARM->_cursrow = SP_PARM->_curscol = -1;
}
NCURSES_PUTP2("save_cursor", save_cursor);
}
NCURSES_PUTP2("change_scroll_region",
- TPARM_2(change_scroll_region, top, bot));
+ TIPARM_2(change_scroll_region, top, bot));
if (cursor_saved) {
NCURSES_PUTP2("restore_cursor", restore_cursor);
} else {
-n, top, bot, top, bot, blank);
NCURSES_PUTP2("change_scroll_region",
- TPARM_2(change_scroll_region, 0, maxy));
+ TIPARM_2(change_scroll_region, 0, maxy));
SP_PARM->_cursrow = SP_PARM->_curscol = -1;
}
NCURSES_SP_NAME(_nc_reset_colors) (NCURSES_SP_ARG);
/* restore user-defined colors, if any */
- if (SP_PARM->_color_defs < 0) {
+ if (SP_PARM->_color_defs < 0 && !SP_PARM->_direct_color.value) {
int n;
SP_PARM->_color_defs = -(SP_PARM->_color_defs);
for (n = 0; n < SP_PARM->_color_defs; ++n) {
if (SP_PARM->_color_table[n].init) {
- NCURSES_SP_NAME(init_color) (NCURSES_SP_ARGx
- (short) n,
- SP_PARM->_color_table[n].r,
- SP_PARM->_color_table[n].g,
- SP_PARM->_color_table[n].b);
+ _nc_init_color(SP_PARM,
+ n,
+ SP_PARM->_color_table[n].r,
+ SP_PARM->_color_table[n].g,
+ SP_PARM->_color_table[n].b);
}
}
}
projects / ncurses.git / blobdiff