44 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			44 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			C
		
	
	
	
| /* No user fns here.  Pesch 15apr92. */
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| 
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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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| 
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| #if defined(LIBC_SCCS) && !defined(lint)
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| static char sccsid[] = "%W% (Berkeley) %G%";
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| #endif /* LIBC_SCCS and not lint */
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| 
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| #include <stdio.h>
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| #include <stdlib.h>
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| #include <errno.h>
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| #include "local.h"
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| 
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| int
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| _fwalk (ptr, function)
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|      struct _reent *ptr;
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|      register int (*function) ();
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| {
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|   register FILE *fp;
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|   register int n, ret = 0;
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|   register struct _glue *g;
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| 
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|   for (g = &ptr->__sglue; g != NULL; g = g->_next)
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|     for (fp = g->_iobs, n = g->_niobs; --n >= 0; fp++)
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|       if (fp->_flags != 0)
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| 	ret |= (*function) (fp);
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|   return ret;
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| }
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