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| 704 | serge | 1 | /**************************************************************************** |
| 2 | * |
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| 3 | * Open Watcom Project |
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| 4 | * |
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| 5 | * Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved. |
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| 6 | * |
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| 7 | * ======================================================================== |
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| 8 | * |
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| 9 | * This file contains Original Code and/or Modifications of Original |
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| 10 | * Code as defined in and that are subject to the Sybase Open Watcom |
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| 11 | * Public License version 1.0 (the 'License'). You may not use this file |
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| 12 | * except in compliance with the License. BY USING THIS FILE YOU AGREE TO |
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| 13 | * ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is |
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| 14 | * provided with the Original Code and Modifications, and is also |
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| 15 | * available at www.sybase.com/developer/opensource. |
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| 16 | * |
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| 17 | * The Original Code and all software distributed under the License are |
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| 18 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
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| 19 | * EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM |
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| 20 | * ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF |
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| 21 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR |
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| 22 | * NON-INFRINGEMENT. Please see the License for the specific language |
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| 23 | * governing rights and limitations under the License. |
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| 24 | * |
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| 25 | * ======================================================================== |
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| 26 | * |
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| 27 | * Description: WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE |
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| 28 | * DESCRIBE IT HERE! |
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| 29 | * |
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| 30 | ****************************************************************************/ |
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| 31 | |||
| 32 | |||
| 33 | #include "variety.h" |
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| 34 | #include |
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| 35 | #include |
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| 36 | #include "rtcheck.h" |
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| 37 | |||
| 38 | extern long filelength(int); |
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| 39 | extern long tell(int); |
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| 40 | |||
| 41 | |||
| 42 | _WCRTLINK int eof( int handle ) /* determine if at EOF */ |
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| 43 | { |
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| 44 | long current_posn, file_len; |
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| 45 | |||
| 46 | __handle_check( handle, -1 ); |
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| 47 | file_len = filelength( handle ); |
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| 48 | if( file_len == -1L ) |
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| 49 | return( -1 ); |
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| 50 | current_posn = tell( handle ); |
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| 51 | if( current_posn == -1L ) |
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| 52 | return( -1 ); |
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| 53 | if( current_posn == file_len ) |
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| 54 | return( 1 ); |
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| 55 | return( 0 ); |
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| 56 | } |