From c9addba5cc770d2d231b34f6739f32c6be8690f1 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 15 Apr 2024 21:37:10 +0200 Subject: Adding upstream version 2.12.0. Signed-off-by: Daniel Baumann --- gl/lib/btowc.c | 47 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 gl/lib/btowc.c (limited to 'gl/lib/btowc.c') diff --git a/gl/lib/btowc.c b/gl/lib/btowc.c new file mode 100644 index 0000000..4defbdd --- /dev/null +++ b/gl/lib/btowc.c @@ -0,0 +1,47 @@ +/* Convert unibyte character to wide character. + Copyright (C) 2008, 2010-2023 Free Software Foundation, Inc. + Written by Bruno Haible , 2008. + + This file is free software: you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + This file is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with this program. If not, see . */ + +#include + +/* Specification. */ +#include + +#include +#include +#include + +wint_t +btowc (int c) +{ + if (c != EOF) + { + char buf[1]; + wchar_t wc; + + buf[0] = c; +#if HAVE_MBRTOWC + mbstate_t state; + memset (&state, 0, sizeof (mbstate_t)); + size_t ret = mbrtowc (&wc, buf, 1, &state); + if (!(ret == (size_t)(-1) || ret == (size_t)(-2))) +#else + if (mbtowc (&wc, buf, 1) >= 0) +#endif + return wc; + } + return WEOF; +} -- cgit v1.2.3