/****************************************************************************
- * Copyright (c) 2017-2018,2019 Free Software Foundation, Inc. *
+ * Copyright 2018-2020,2021 Thomas E. Dickey *
+ * Copyright 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 *
#endif
-MODULE_ID("$Id: new_pair.c,v 1.18 2019/01/21 14:54:47 tom Exp $")
+MODULE_ID("$Id: new_pair.c,v 1.23 2021/08/16 22:11:26 tom Exp $")
#if NCURSES_EXT_COLORS
size_t have = sizeof(bigbuf);
_nc_STRCPY(p, tag, have);
- for (n = 0; n < sp->_pair_limit; ++n) {
+ for (n = 0; n < sp->_pair_alloc; ++n) {
if (list[n].mode != cpFREE) {
p += strlen(p);
if ((size_t) (p - bigbuf) + 50 > have)
_nc_find_color_pair(SCREEN *sp, int fg, int bg)
{
colorpair_t find;
- int result;
- void *pp;
+ int result = -1;
find.fg = fg;
find.bg = bg;
- if (sp != 0 &&
- (pp = tfind(&find, &sp->_ordered_pairs, compare_data)) != 0) {
- colorpair_t *temp = *(colorpair_t **) pp;
- result = (int) (temp - sp->_color_pairs);
- } else {
- result = -1;
+ if (sp != 0) {
+ void *pp;
+ if ((pp = tfind(&find, &sp->_ordered_pairs, compare_data)) != 0) {
+ colorpair_t *temp = *(colorpair_t **) pp;
+ result = (int) (temp - sp->_color_pairs);
+ }
}
return result;
}
_nc_reset_color_pair(SCREEN *sp, int pair, colorpair_t * next)
{
colorpair_t *last;
+
if (ValidPair(sp, pair)) {
+ bool used;
+
ReservePairs(sp, pair);
last = &(sp->_color_pairs[pair]);
delink_color_pair(sp, pair);
(last->fg != next->fg || last->bg != next->bg)) {
/* remove the old entry from fast index */
tdelete(last, &sp->_ordered_pairs, compare_data);
+ used = FALSE;
+ } else {
+ used = (last->mode != cpFREE);
+ }
+ if (!used) {
/* create a new entry in fast index */
*last = *next;
tsearch(last, &sp->_ordered_pairs, compare_data);
found = TRUE;
}
}
- if (!found) {
+ if (!found && SP_PARM->_color_pairs != NULL) {
for (pair = 1; pair <= hint; pair++) {
if (SP_PARM->_color_pairs[pair].mode == cpFREE) {
T(("found gap %d", pair));