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45 lines
1.6 KiB
C
45 lines
1.6 KiB
C
/* vswprintf with automatic memory allocation.
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Copyright (C) 2002-2003, 2015-2016 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef _VASNWPRINTF_H
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#define _VASNWPRINTF_H
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/* Get va_list. */
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#include <stdarg.h>
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/* Get wchar_t, size_t. */
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#include <stddef.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Write formatted output to a string dynamically allocated with malloc().
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You can pass a preallocated buffer for the result in RESULTBUF and its
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size in *LENGTHP; otherwise you pass RESULTBUF = NULL.
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If successful, return the address of the string (this may be = RESULTBUF
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if no dynamic memory allocation was necessary) and set *LENGTHP to the
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number of resulting bytes, excluding the trailing NUL. Upon error, set
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errno and return NULL. */
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extern wchar_t * asnwprintf (wchar_t *resultbuf, size_t *lengthp, const wchar_t *format, ...);
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extern wchar_t * vasnwprintf (wchar_t *resultbuf, size_t *lengthp, const wchar_t *format, va_list args);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _VASNWPRINTF_H */
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