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- /*
- * Libraries and headers for PDC release 3.3 (C) 1989 Lionel Hummel.
- * PDC Software Distribution (C) 1989 Lionel Hummel and Paul Petersen.
- * PDC I/O Library (C) 1987 by J.A. Lydiatt.
- *
- * This code is freely redistributable upon the conditions that this
- * notice remains intact and that modified versions of this file not
- * be included as part of the PDC Software Distribution without the
- * express consent of the copyright holders. No warrantee of any
- * kind is provided with this code. For further information, contact:
- *
- * PDC Software Distribution Internet: BIX:
- * P.O. Box 4006 or hummel@cs.uiuc.edu lhummel
- * Urbana, IL 61801-8801 petersen@uicsrd.csrd.uiuc.edu
- */
-
- /* fclose.c
- *
- * Close a stdio stream.
- */
-
- #include <stdio.h>
-
- extern int _doflush();
-
- int fclose( fp )
- FILE *fp;
- {
- int result;
-
- result = 0;
- if ( fp == NULL )
- return -1;
-
- if ( fp->_fileflag ) {
- if ( fp->_fileflag & _FILEISDIRTY )
- result = _doflush( fp, -1 );
- result |= close( (int)fp->_fileunit );
- if ( fp->_fileflag & _FILEISDYNA )
- free( fp->_filebufp );
- }
-
- fp->_filebufp = NULL;
- fp->_filecpos = NULL;
- fp->_fileend = NULL;
- fp->_fileflag = 0;
-
- return result;
- }
-
- int fflush( fp )
- FILE *fp;
- {
- return(_doflush( fp, -1 ));
- }
-