47 lines
1.0 KiB
C
47 lines
1.0 KiB
C
/***
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*tell.c - find file position
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*
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* Copyright (c) 1985-1991, Microsoft Corporation. All rights reserved.
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*
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*Purpose:
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* contains _tell() - find file position
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*
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*Revision History:
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* 09-02-83 RN initial version
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* 12-11-87 JCR Added "_LOAD_DS" to declaration
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* 03-13-90 GJF Replaced _LOAD_DS with _CALLTYPE1, added #include
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* <cruntime.h> and fixed the copyright. Also, cleaned
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* up the formatting a bit.
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* 10-01-90 GJF New-style function declarator.
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* 01-17-91 GJF ANSI naming.
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*
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*******************************************************************************/
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#include <cruntime.h>
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#include <io.h>
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/***
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*long _tell(filedes) - find file position
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*
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*Purpose:
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* Gets the current position of the file pointer (no adjustment
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* for buffering).
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*
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*Entry:
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* int filedes - file handle of file
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*
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*Exit:
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* returns file position or -1L (sets errno) if bad file descriptor or
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* pipe
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*
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*Exceptions:
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*
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*******************************************************************************/
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long _CALLTYPE1 _tell (
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int filedes
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)
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{
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return(_lseek(filedes,0L,1));
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}
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