1N/A/***********************************************************************
1N/A* *
1N/A* This software is part of the ast package *
1N/A* Copyright (c) 1985-2011 AT&T Intellectual Property *
1N/A* and is licensed under the *
1N/A* Common Public License, Version 1.0 *
1N/A* by AT&T Intellectual Property *
1N/A* *
1N/A* A copy of the License is available at *
1N/A* http://www.opensource.org/licenses/cpl1.0.txt *
1N/A* (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) *
1N/A* *
1N/A* Information and Software Systems Research *
1N/A* AT&T Research *
1N/A* Florham Park NJ *
1N/A* *
1N/A* Glenn Fowler <gsf@research.att.com> *
1N/A* David Korn <dgk@research.att.com> *
1N/A* Phong Vo <kpv@research.att.com> *
1N/A* *
1N/A***********************************************************************/
1N/A#pragma prototyped
1N/A
1N/A#include "stdhdr.h"
1N/A
1N/Awint_t
1N/Aungetwc(wint_t c, Sfio_t* f)
1N/A{
1N/A register unsigned char* s = (unsigned char*)&c;
1N/A register unsigned char* e = s + sizeof(c);
1N/A
1N/A STDIO_INT(f, "ungetwc", wint_t, (wint_t, Sfio_t*), (c, f))
1N/A
1N/A FWIDE(f, WEOF);
1N/A while (s < e)
1N/A if (sfungetc(f, *s++) == EOF)
1N/A return WEOF;
1N/A return c;
1N/A}