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43 lines
1.3 KiB
C
43 lines
1.3 KiB
C
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/* Formatted output to strings.
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Copyright (C) 1999, 2002 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 General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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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 General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation,
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Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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/* Specification. */
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#include "vasprintf.h"
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#include <stdlib.h>
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#include "vasnprintf.h"
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int
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vasprintf (char **resultp, const char *format, va_list args)
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{
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size_t length;
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char *result = vasnprintf (NULL, &length, format, args);
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if (result == NULL)
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return -1;
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*resultp = result;
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/* Return the number of resulting bytes, excluding the trailing NUL.
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If it wouldn't fit in an 'int', vasnprintf() would have returned NULL
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and set errno to EOVERFLOW. */
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return length;
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}
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