76 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			76 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			C
		
	
	
	
| /*
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|  * Copyright (c) 1990, 2007 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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| /* This code was based on vsprintf.c */
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| /* doc in vfprintf.c */
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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 <_ansi.h>
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| #include <stdio.h>
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| #include <limits.h>
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| #include <stdarg.h>
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| 
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| #include "local.h"
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| 
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| #ifndef _REENT_ONLY
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| 
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| int
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| vasprintf (char **strp,
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|        const char *fmt,
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|        va_list ap)
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| {
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|   return _vasprintf_r (_REENT, strp, fmt, ap);
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| }
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| 
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| #ifdef _NANO_FORMATTED_IO
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| int
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| vasiprintf (char **, const char *, __VALIST)
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|        _ATTRIBUTE ((__alias__("vasprintf")));
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| #endif
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| 
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| #endif /* !_REENT_ONLY */
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| 
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| int
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| _vasprintf_r (struct _reent *ptr,
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|        char **strp,
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|        const char *fmt,
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|        va_list ap)
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| {
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|   int ret;
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|   FILE f;
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| 
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|   f._flags = __SWR | __SSTR | __SMBF ;
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|   f._bf._base = f._p = NULL;
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|   f._bf._size = f._w = 0;
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|   f._file = -1;  /* No file. */
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|   ret = _svfprintf_r (ptr, &f, fmt, ap);
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|   if (ret >= 0)
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|     {
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|       *f._p = 0;
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|       *strp = (char *) f._bf._base;
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|     }
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|   return ret;
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| }
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| 
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| #ifdef _NANO_FORMATTED_IO
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| int
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| _vasiprintf_r (struct _reent *, char **, const char *, __VALIST)
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|        _ATTRIBUTE ((__alias__("_vasprintf_r")));
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| #endif
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