44 lines
1.3 KiB
C
44 lines
1.3 KiB
C
/* 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 it
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under the terms of the GNU Library General Public License as published
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by 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 GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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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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