01ae00f317
This also gets us the C99 wcstoimax and wcstoumax, and a working fgetwc and ungetwc, all of which are needed in the implementation. This also brings several other files closer to upstream. Change-Id: I23b025a8237a6dbb9aa50d2a96765ea729a85579
61 lines
2.2 KiB
C
61 lines
2.2 KiB
C
/* $OpenBSD: fileext.h,v 1.2 2005/06/17 20:40:32 espie Exp $ */
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/* $NetBSD: fileext.h,v 1.5 2003/07/18 21:46:41 nathanw Exp $ */
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/*-
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* Copyright (c)2001 Citrus Project,
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Citrus$
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*/
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#include <pthread.h>
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/*
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* file extension
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*/
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struct __sfileext {
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struct __sbuf _ub; /* ungetc buffer */
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struct wchar_io_data _wcio; /* wide char io status */
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pthread_mutex_t _lock; /* file lock */
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};
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#define _FILEEXT_INITIALIZER {{NULL,0},{0},PTHREAD_RECURSIVE_MUTEX_INITIALIZER}
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#define _EXT(fp) ((struct __sfileext *)((fp)->_ext._base))
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#define _UB(fp) _EXT(fp)->_ub
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#define _FLOCK(fp) _EXT(fp)->_lock
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#define _FILEEXT_INIT(fp) \
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do { \
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_UB(fp)._base = NULL; \
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_UB(fp)._size = 0; \
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WCIO_INIT(fp); \
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_FLOCK(fp).value = __PTHREAD_RECURSIVE_MUTEX_INIT_VALUE; \
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} while (0)
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#define _FILEEXT_SETUP(f, fext) \
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do { \
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(f)->_ext._base = (unsigned char *)(fext); \
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_FILEEXT_INIT(f); \
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} while (0)
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