104 lines
2.4 KiB
C
104 lines
2.4 KiB
C
/* No user fns here. Pesch 15apr92. */
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/*
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* Copyright (c) 1990 The Regents of the University of California.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms are permitted
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* provided that the above copyright notice and this paragraph are
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* duplicated in all such forms and that any documentation,
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* advertising materials, and other materials related to such
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* distribution and use acknowledge that the software was developed
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* by the University of California, Berkeley. The name of the
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* University may not be used to endorse or promote products derived
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* from this software without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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*/
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#include <stdio.h>
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#include <sys/types.h>
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#include <fcntl.h>
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#include <sys/unistd.h>
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#include <errno.h>
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#include "local.h"
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#ifdef __LARGE64_FILES
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_fpos64_t
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__sseek64_r (ptr, cookie, offset, whence)
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struct _reent *ptr;
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_PTR cookie;
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_fpos64_t offset;
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int whence;
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{
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register FILE *fp = (FILE *) cookie;
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register _off64_t ret;
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ret = _lseek64_r (ptr, fp->_file, (_off64_t) offset, whence);
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if (ret == (_fpos64_t)-1L)
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fp->_flags &= ~__SOFF;
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else
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{
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fp->_flags |= __SOFF;
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fp->_offset = ret;
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}
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return ret;
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}
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_READ_WRITE_RETURN_TYPE
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__swrite64_r (ptr, cookie, buf, n)
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struct _reent *ptr;
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_PTR cookie;
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char _CONST *buf;
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int n;
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{
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register FILE *fp = (FILE *) cookie;
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int w;
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#ifdef __SCLE
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int oldmode=0;
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#endif
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if (fp->_flags & __SAPP)
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(void) _lseek64_r (ptr, fp->_file, (_off64_t)0, SEEK_END);
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fp->_flags &= ~__SOFF; /* in case O_APPEND mode is set */
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#ifdef __SCLE
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if (fp->_flags & __SCLE)
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oldmode = setmode(fp->_file, O_BINARY);
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#endif
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w = _write_r (ptr, fp->_file, buf, n);
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#ifdef __SCLE
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if (oldmode)
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setmode(fp->_file, oldmode);
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#endif
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return w;
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}
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#ifndef _REENT_ONLY
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_fpos64_t
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__sseek64 (cookie, offset, whence)
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_PTR cookie;
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_fpos64_t offset;
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int whence;
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{
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return __sseek64_r (_REENT, cookie, offset, whence);
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}
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_READ_WRITE_RETURN_TYPE
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__swrite64 (cookie, buf, n)
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_PTR cookie;
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char _CONST *buf;
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int n;
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{
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return __swrite64_r (_REENT, cookie, buf, n);
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}
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#endif /* !_REENT_ONLY */
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#endif /* __LARGE64_FILES */
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