Rev 4921 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4349 | Serge | 1 | /* |
| 2 | * Copyright (c) 1990 The Regents of the University of California. |
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| 3 | * All rights reserved. |
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| 4 | * |
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| 5 | * Redistribution and use in source and binary forms are permitted |
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| 6 | * provided that the above copyright notice and this paragraph are |
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| 7 | * duplicated in all such forms and that any documentation, |
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| 8 | * advertising materials, and other materials related to such |
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| 9 | * distribution and use acknowledge that the software was developed |
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| 10 | * by the University of California, Berkeley. The name of the |
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| 11 | * University may not be used to endorse or promote products derived |
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| 12 | * from this software without specific prior written permission. |
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| 13 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR |
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| 14 | * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED |
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| 15 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. |
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| 16 | */ |
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| 17 | /* doc in vfprintf.c */ |
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| 18 | |||
| 19 | #if defined(LIBC_SCCS) && !defined(lint) |
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| 20 | static char sccsid[] = "%W% (Berkeley) %G%"; |
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| 21 | #endif /* LIBC_SCCS and not lint */ |
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| 22 | |||
| 23 | #include <_ansi.h> |
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| 24 | #include |
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| 25 | #include |
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| 26 | #include |
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| 27 | #include |
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| 28 | #include |
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| 29 | |||
| 30 | #include "local.h" |
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| 31 | |||
| 32 | #ifndef _REENT_ONLY |
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| 33 | |||
| 34 | int |
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| 35 | _DEFUN(vsnprintf, (str, size, fmt, ap), |
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| 4921 | Serge | 36 | char *__restrict str _AND |
| 4349 | Serge | 37 | size_t size _AND |
| 4921 | Serge | 38 | const char *__restrict fmt _AND |
| 4349 | Serge | 39 | va_list ap) |
| 40 | { |
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| 41 | return _vsnprintf_r (_REENT, str, size, fmt, ap); |
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| 42 | } |
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| 43 | |||
| 6099 | serge | 44 | #ifdef _NANO_FORMATTED_IO |
| 45 | int |
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| 46 | _EXFUN(vsniprintf, (char *, size_t, const char *, __VALIST) |
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| 47 | _ATTRIBUTE ((__alias__("vsnprintf")))); |
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| 48 | #endif |
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| 49 | |||
| 4349 | Serge | 50 | #endif /* !_REENT_ONLY */ |
| 51 | |||
| 52 | int |
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| 53 | _DEFUN(_vsnprintf_r, (ptr, str, size, fmt, ap), |
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| 54 | struct _reent *ptr _AND |
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| 4921 | Serge | 55 | char *__restrict str _AND |
| 4349 | Serge | 56 | size_t size _AND |
| 4921 | Serge | 57 | const char *__restrict fmt _AND |
| 4349 | Serge | 58 | va_list ap) |
| 59 | { |
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| 60 | int ret; |
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| 61 | FILE f; |
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| 62 | |||
| 63 | if (size > INT_MAX) |
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| 64 | { |
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| 65 | ptr->_errno = EOVERFLOW; |
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| 66 | return EOF; |
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| 67 | } |
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| 68 | f._flags = __SWR | __SSTR; |
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| 69 | f._bf._base = f._p = (unsigned char *) str; |
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| 70 | f._bf._size = f._w = (size > 0 ? size - 1 : 0); |
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| 71 | f._file = -1; /* No file. */ |
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| 72 | ret = _svfprintf_r (ptr, &f, fmt, ap); |
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| 73 | if (ret < EOF) |
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| 74 | ptr->_errno = EOVERFLOW; |
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| 75 | if (size > 0) |
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| 76 | *f._p = 0; |
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| 77 | return ret; |
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| 78 | } |
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| 6099 | serge | 79 | |
| 80 | #ifdef _NANO_FORMATTED_IO |
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| 81 | int |
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| 82 | _EXFUN(_vsniprintf_r, (struct _reent *, char *, size_t, const char *, __VALIST) |
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| 83 | _ATTRIBUTE ((__alias__("_vsnprintf_r")))); |
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| 84 | #endif |