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authorRong-En Fan <rafan@FreeBSD.org>2008-11-09 09:06:04 +0000
committerRong-En Fan <rafan@FreeBSD.org>2008-11-09 09:06:04 +0000
commita388f199193767bacbb38b172ab89cb84369736c (patch)
treea1816f5667d2280b970ca44e407bac8cc4496c0a /ncurses/widechar/charable.c
parentaa59d4d4c5dda7e1c6f9dc0cc6edc58992a525c7 (diff)
downloadsrc-a388f199193767bacbb38b172ab89cb84369736c.tar.gz
src-a388f199193767bacbb38b172ab89cb84369736c.zip
- Flatten the vendor area
Notes
Notes: svn path=/vendor/ncurses/dist/; revision=184786
Diffstat (limited to 'ncurses/widechar/charable.c')
-rw-r--r--ncurses/widechar/charable.c80
1 files changed, 80 insertions, 0 deletions
diff --git a/ncurses/widechar/charable.c b/ncurses/widechar/charable.c
new file mode 100644
index 000000000000..cf7240780883
--- /dev/null
+++ b/ncurses/widechar/charable.c
@@ -0,0 +1,80 @@
+/****************************************************************************
+ * Copyright (c) 2003-2004,2005 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 *
+ * "Software"), to deal in the Software without restriction, including *
+ * without limitation the rights to use, copy, modify, merge, publish, *
+ * distribute, distribute with modifications, sublicense, and/or sell *
+ * copies of the Software, and to permit persons to whom the Software is *
+ * furnished to do so, subject to the following conditions: *
+ * *
+ * The above copyright notice and this permission notice shall be included *
+ * in all copies or substantial portions of the Software. *
+ * *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
+ * *
+ * Except as contained in this notice, the name(s) of the above copyright *
+ * holders shall not be used in advertising or otherwise to promote the *
+ * sale, use or other dealings in this Software without prior written *
+ * authorization. *
+ ****************************************************************************/
+
+/*
+** Support functions for wide/narrow conversion.
+*/
+
+#include <curses.priv.h>
+
+MODULE_ID("$Id: charable.c,v 1.4 2005/04/16 18:08:56 tom Exp $")
+
+NCURSES_EXPORT(bool) _nc_is_charable(wchar_t ch)
+{
+ bool result;
+#if HAVE_WCTOB
+ result = (wctob((wint_t) ch) == ch);
+#else
+ result = (_nc_to_char(ch) >= 0);
+#endif
+ return result;
+}
+
+NCURSES_EXPORT(int) _nc_to_char(wint_t ch)
+{
+ int result;
+#if HAVE_WCTOB
+ result = wctob(ch);
+#elif HAVE_WCTOMB
+ char temp[MB_LEN_MAX];
+ result = wctomb(temp, ch);
+ if (strlen(temp) == 1)
+ result = UChar(temp[0]);
+ else
+ result = -1;
+#endif
+ return result;
+}
+
+NCURSES_EXPORT(wint_t) _nc_to_widechar(int ch)
+{
+ wint_t result;
+#if HAVE_BTOWC
+ result = btowc(ch);
+#elif HAVE_MBTOWC
+ wchar_t convert;
+ char temp[2];
+ temp[0] = ch;
+ temp[1] = '\0';
+ if (mbtowc(&convert, temp, 1) >= 0)
+ result = convert;
+ else
+ result = WEOF;
+#endif
+ return result;
+}