Improve documentation for malloc etc. (BZ#27719)

[thirdparty/glibc.git] / stdio-common / asprintf.c

/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library 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
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, see
   <https://www.gnu.org/licenses/>.  */

#include <stdarg.h>
#include <libioP.h>

/* Write formatted output from FORMAT to a string which is
   allocated with malloc and stored in *STRING_PTR.  */
/* VARARGS2 */
int
___asprintf (char **string_ptr, const char *format, ...)
{
  va_list arg;
  int done;

  va_start (arg, format);
  done = __vasprintf_internal (string_ptr, format, arg, 0);
  va_end (arg);

  return done;
}
ldbl_hidden_def (___asprintf, __asprintf)

ldbl_strong_alias (___asprintf, __asprintf)
ldbl_weak_alias (___asprintf, asprintf)