/* vasprintf and asprintf with out-of-memory checking.

   Copyright (C) 2002-2004, 2006-2017 Free Software Foundation, Inc.

   This program is free software: you can redistribute it and/or modify

   it under the terms of the GNU General Public License as published by

   the Free Software Foundation; either version 3 of the License, or

   (at your option) any later version.

   This program is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License

   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

#ifndef _XVASPRINTF_H

#define _XVASPRINTF_H

/* Get va_list.  */

#include <stdarg.h>

/* The __attribute__ feature is available in gcc versions 2.5 and later.

   The __-protected variants of the attributes 'format' and 'printf' are

   accepted by gcc versions 2.6.4 (effectively 2.7) and later.

   We enable _GL_ATTRIBUTE_FORMAT only if these are supported too, because

   gnulib and libintl do '#define printf __printf__' when they override

   the 'printf' function.  */

#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7)

# define _GL_ATTRIBUTE_FORMAT(spec) __attribute__ ((__format__ spec))

#else

# define _GL_ATTRIBUTE_FORMAT(spec) /* empty */

#endif

#ifdef __cplusplus

extern "C" {

#endif

/* Write formatted output to a string dynamically allocated with malloc(),

   and return it.  Upon [ENOMEM] memory allocation error, call xalloc_die.

   On some other error

     - [EOVERFLOW] resulting string length is > INT_MAX,

     - [EINVAL] invalid format string,

     - [EILSEQ] error during conversion between wide and multibyte characters,

   return NULL.  */

extern char *xasprintf (const char *format, ...)

       _GL_ATTRIBUTE_FORMAT ((__printf__, 1, 2));

extern char *xvasprintf (const char *format, va_list args)

       _GL_ATTRIBUTE_FORMAT ((__printf__, 1, 0));

#ifdef __cplusplus

}

#endif

#endif /* _XVASPRINTF_H */