/****************************************************************************
- * Copyright 2019,2020 Thomas E. Dickey *
+ * Copyright 2019-2021,2022 Thomas E. Dickey *
* Copyright 2001-2016,2017 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
*/
#include <curses.priv.h>
+#include <wchar.h>
-MODULE_ID("$Id: lib_cchar.c,v 1.33 2020/02/02 23:34:34 tom Exp $")
+MODULE_ID("$Id: lib_cchar.c,v 1.38 2022/07/27 08:03:16 tom Exp $")
-/*
+/*
* The SuSv2 description leaves some room for interpretation. We'll assume wch
* points to a string which is L'\0' terminated, contains at least one
* character with strictly positive width, which must be the first, and
int color_pair = pair_arg;
unsigned len;
- TR(TRACE_CCALLS, (T_CALLED("setcchar(%p,%s,%lu,%d,%p)"),
+ TR(TRACE_CCALLS, (T_CALLED("setcchar(%p,%s,attrs=%lu,pair=%d,%p)"),
(void *) wcval, _nc_viswbuf(wch),
(unsigned long) attrs, color_pair, opts));
void *opts)
{
int code = ERR;
- int color_pair;
TR(TRACE_CCALLS, (T_CALLED("getcchar(%p,%p,%p,%p,%p)"),
(const void *) wcval,
(void *) pair_arg,
opts));
- if (opts == NULL && wcval != NULL) {
+#if !NCURSES_EXT_COLORS
+ if (opts != NULL) {
+ ; /* empty */
+ } else
+#endif
+ if (wcval != NULL) {
wchar_t *wp;
int len;
+#if HAVE_WMEMCHR
len = ((wp = wmemchr(wcval->chars, L'\0', (size_t) CCHARW_MAX))
? (int) (wp - wcval->chars)
: CCHARW_MAX);
-
+#else
+ len = wcsnlen(wcval->chars, CCHARW_MAX);
+#endif
if (wch == NULL) {
/*
* If the value is a null, set the length to 1.
} else if (attrs == 0 || pair_arg == 0) {
code = ERR;
} else if (len >= 0) {
+ int color_pair;
+
+ TR(TRACE_CCALLS, ("copy %d wchars, first is %s", len,
+ _tracecchar_t(wcval)));
*attrs = AttrOf(*wcval) & A_ATTRIBUTES;
color_pair = GetPair(*wcval);
get_extended_pair(opts, color_pair);