From 3950ffe2a485479f6561c27364d3d7df5a21d124 Mon Sep 17 00:00:00 2001 From: Igor Pashev Date: Sun, 24 Jun 2012 22:28:35 +0000 Subject: Imported Upstream version 93u+ --- src/lib/libast/stdio/vswprintf.c | 55 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 src/lib/libast/stdio/vswprintf.c (limited to 'src/lib/libast/stdio/vswprintf.c') diff --git a/src/lib/libast/stdio/vswprintf.c b/src/lib/libast/stdio/vswprintf.c new file mode 100644 index 0000000..ac09afb --- /dev/null +++ b/src/lib/libast/stdio/vswprintf.c @@ -0,0 +1,55 @@ +/*********************************************************************** +* * +* This software is part of the ast package * +* Copyright (c) 1985-2011 AT&T Intellectual Property * +* and is licensed under the * +* Eclipse Public License, Version 1.0 * +* by AT&T Intellectual Property * +* * +* A copy of the License is available at * +* http://www.eclipse.org/org/documents/epl-v10.html * +* (with md5 checksum b35adb5213ca9657e911e9befb180842) * +* * +* Information and Software Systems Research * +* AT&T Research * +* Florham Park NJ * +* * +* Glenn Fowler * +* David Korn * +* Phong Vo * +* * +***********************************************************************/ +#pragma prototyped + +#include "stdhdr.h" + +int +vswprintf(wchar_t* s, size_t n, const wchar_t* fmt, va_list args) +{ + Sfio_t f; + int v; + + if (!s) + return -1; + + /* + * make a fake stream + */ + + SFCLEAR(&f, NiL); + f.flags = SF_STRING|SF_WRITE; + f.bits = SF_PRIVATE; + f.mode = SF_WRITE; + f.size = n - 1; + f.data = f.next = f.endr = (uchar*)s; + f.endb = f.endw = f.data + f.size; + + /* + * call and adjust + */ + + v = vfwprintf(&f, fmt, args); + *f.next = 0; + _Sfi = f.next - f.data; + return v; +} -- cgit v1.2.3