diff options
Diffstat (limited to 'StdLib/LibC/Stdio/ftello.c')
-rw-r--r-- | StdLib/LibC/Stdio/ftello.c | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/StdLib/LibC/Stdio/ftello.c b/StdLib/LibC/Stdio/ftello.c deleted file mode 100644 index 0677d1a355..0000000000 --- a/StdLib/LibC/Stdio/ftello.c +++ /dev/null @@ -1,100 +0,0 @@ -/* $NetBSD: ftello.c,v 1.4 2003/08/07 16:43:26 agc Exp $ */
-
-/*-
- * Copyright (c) 1990, 1993
- * The Regents of the University of California. All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Chris Torek.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-#include <LibConfig.h>
-#include <sys/EfiCdefs.h>
-#if defined(LIBC_SCCS) && !defined(lint)
-__RCSID("$NetBSD: ftello.c,v 1.4 2003/08/07 16:43:26 agc Exp $");
-#endif /* LIBC_SCCS and not lint */
-
-#include "namespace.h"
-#include <assert.h>
-#include <errno.h>
-#include <stdio.h>
-#include "reentrant.h"
-#include "local.h"
-
-#ifdef __weak_alias
-__weak_alias(ftello, _ftello)
-#endif
-
-/*
- * ftell: return current offset.
- */
-off_t
-ftello(FILE *fp)
-{
- fpos_t pos;
-
- FLOCKFILE(fp);
-
- if (fp->_seek == NULL) {
- FUNLOCKFILE(fp);
- errno = ESPIPE; /* historic practice */
- return ((off_t)-1);
- }
-
- /*
- * Find offset of underlying I/O object, then
- * adjust for buffered bytes.
- */
- __sflush(fp); /* may adjust seek offset on append stream */
- if (fp->_flags & __SOFF)
- pos = fp->_offset;
- else {
- pos = (*fp->_seek)(fp->_cookie, (fpos_t)0, SEEK_CUR);
- if (pos == (fpos_t)-1) {
- FUNLOCKFILE(fp);
- return (pos);
- }
- }
- if (fp->_flags & __SRD) {
- /*
- * Reading. Any unread characters (including
- * those from ungetc) cause the position to be
- * smaller than that in the underlying object.
- */
- pos -= fp->_r;
- if (HASUB(fp))
- pos -= fp->_ur;
- } else if (fp->_flags & __SWR && fp->_p != NULL) {
- /*
- * Writing. Any buffered characters cause the
- * position to be greater than that in the
- * underlying object.
- */
- pos += fp->_p - fp->_bf._base;
- }
- FUNLOCKFILE(fp);
- return (pos);
-}
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