vfwprintf.c revision 7c2fbfb345896881c631598ee3852ce9ce33fb07
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin/***********************************************************************
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin* *
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin* This software is part of the ast package *
7c2fbfb345896881c631598ee3852ce9ce33fb07April Chin* Copyright (c) 1985-2008 AT&T Intellectual Property *
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin* and is licensed under the *
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin* Common Public License, Version 1.0 *
7c2fbfb345896881c631598ee3852ce9ce33fb07April Chin* by AT&T Intellectual Property *
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin* *
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin* A copy of the License is available at *
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin* http://www.opensource.org/licenses/cpl1.0.txt *
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin* (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) *
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin* *
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin* Information and Software Systems Research *
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin* AT&T Research *
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin* Florham Park NJ *
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin* *
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin* Glenn Fowler <gsf@research.att.com> *
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin* David Korn <dgk@research.att.com> *
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin* Phong Vo <kpv@research.att.com> *
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin* *
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin***********************************************************************/
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin#pragma prototyped
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin#include "stdhdr.h"
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chinint
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chinvfwprintf(Sfio_t* f, const wchar_t* fmt, va_list args)
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin{
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin char* m;
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin char* x;
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin wchar_t*w;
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin size_t n;
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin int v;
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin Sfio_t* t;
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin STDIO_INT(f, "vfwprintf", int, (Sfio_t*, const wchar_t*, va_list), (f, fmt, args))
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin FWIDE(f, WEOF);
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin n = wcstombs(NiL, fmt, 0);
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin if (m = malloc(n + 1))
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin {
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin if (t = sfstropen())
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin {
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin wcstombs(m, fmt, n + 1);
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin sfvprintf(t, m, args);
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin free(m);
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin if (!(x = sfstruse(t)))
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin v = -1;
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin else
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin {
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin n = mbstowcs(NiL, x, 0);
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin if (w = (wchar_t*)sfreserve(f, n * sizeof(wchar_t) + 1, 0))
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin v = mbstowcs(w, x, n + 1);
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin else
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin v = -1;
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin }
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin sfstrclose(t);
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin }
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin else
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin v = -1;
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin }
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin else
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin v = -1;
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin return v;
da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968chin}