X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=ncurses%2Fwidechar%2Flib_cchar.c;h=58a3b94014201e89d49a0e20b96faea235c7c473;hp=20ccb75b804e77f1fd86a778444e17c1e879b7ff;hb=88e7914acafc37f84af25b80f403eb4290e423d4;hpb=76a479337308b4b5e749fa8c38b7b7f482998c5b

diff --git a/ncurses/widechar/lib_cchar.c b/ncurses/widechar/lib_cchar.c
index 20ccb75b..58a3b940 100644
--- a/ncurses/widechar/lib_cchar.c
+++ b/ncurses/widechar/lib_cchar.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Copyright (c) 2001-2014,2016 Free Software Foundation, Inc.              *
+ * Copyright (c) 2001-2017,2019 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            *
@@ -35,7 +35,7 @@
 
 #include <curses.priv.h>
 
-MODULE_ID("$Id: lib_cchar.c,v 1.28 2016/05/28 23:36:34 tom Exp $")
+MODULE_ID("$Id: lib_cchar.c,v 1.32 2019/05/04 20:46:24 tom Exp $")
 
 /* 
  * The SuSv2 description leaves some room for interpretation.  We'll assume wch
@@ -47,19 +47,21 @@ NCURSES_EXPORT(int)
 setcchar(cchar_t *wcval,
 	 const wchar_t *wch,
 	 const attr_t attrs,
-	 NCURSES_PAIRS_T color_pair,
+	 NCURSES_PAIRS_T pair_arg,
 	 const void *opts)
 {
-    unsigned len;
     int code = OK;
+    int color_pair = pair_arg;
+    unsigned len;
 
     TR(TRACE_CCALLS, (T_CALLED("setcchar(%p,%s,%lu,%d,%p)"),
 		      (void *) wcval, _nc_viswbuf(wch),
-		      (unsigned long) attrs, (int) color_pair, opts));
+		      (unsigned long) attrs, color_pair, opts));
 
-    if (opts != NULL
-	|| wch == NULL
-	|| ((len = (unsigned) wcslen(wch)) > 1 && wcwidth(wch[0]) < 0)) {
+    set_extended_pair(opts, color_pair);
+    if (wch == NULL
+	|| ((len = (unsigned) wcslen(wch)) > 1 && _nc_wacs_width(wch[0]) < 0)
+	|| color_pair < 0) {
 	code = ERR;
     } else {
 	unsigned i;
@@ -72,7 +74,7 @@ setcchar(cchar_t *wcval,
 	 * are only interested in adding non-spacing characters.
 	 */
 	for (i = 1; i < len; ++i) {
-	    if (wcwidth(wch[i]) != 0) {
+	    if (_nc_wacs_width(wch[i]) != 0) {
 		len = i;
 		break;
 	    }
@@ -97,16 +99,17 @@ NCURSES_EXPORT(int)
 getcchar(const cchar_t *wcval,
 	 wchar_t *wch,
 	 attr_t *attrs,
-	 NCURSES_PAIRS_T *color_pair,
+	 NCURSES_PAIRS_T *pair_arg,
 	 void *opts)
 {
     int code = ERR;
+    int color_pair;
 
     TR(TRACE_CCALLS, (T_CALLED("getcchar(%p,%p,%p,%p,%p)"),
 		      (const void *) wcval,
 		      (void *) wch,
 		      (void *) attrs,
-		      (void *) color_pair,
+		      (void *) pair_arg,
 		      opts));
 
     if (opts == NULL && wcval != NULL) {
@@ -123,14 +126,17 @@ getcchar(const cchar_t *wcval,
 	     * If the value is not a null, return the length plus 1 for null.
 	     */
 	    code = (len < CCHARW_MAX) ? (len + 1) : CCHARW_MAX;
-	} else if (attrs == 0 || color_pair == 0) {
+	} else if (attrs == 0 || pair_arg == 0) {
 	    code = ERR;
 	} else if (len >= 0) {
 	    *attrs = AttrOf(*wcval) & A_ATTRIBUTES;
-	    *color_pair = (NCURSES_PAIRS_T) GetPair(*wcval);
+	    color_pair = GetPair(*wcval);
+	    get_extended_pair(opts, color_pair);
+	    *pair_arg = limit_PAIRS(color_pair);
 	    wmemcpy(wch, wcval->chars, (size_t) len);
 	    wch[len] = L'\0';
-	    code = OK;
+	    if (*pair_arg >= 0)
+		code = OK;
 	}
     }