/* GLIB - Library of useful routines for C programming

 * Copyright (C) 2003 Matthias Clasen

 *

 * This 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 of the License, or (at your option) any later version.

 *

 * This 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 this library; if not, see <http://www.gnu.org/licenses/>.

 */

/*

 * Modified by the GLib Team and others 2003.  See the AUTHORS

 * file for a list of people on the GLib Team.  See the ChangeLog

 * files for a list of changes.  These files are distributed with

 * GLib at ftp://ftp.gtk.org/pub/gtk/. 

 */

#include <config.h>

#include <string.h>

#include <stdlib.h>

#include <stdio.h>

#include "g-gnulib.h"

#include "vasnprintf.h"

#include "printf.h"

int _g_gnulib_printf (char const *format, ...)

{

  va_list args;

  int retval;

  va_start (args, format);

  retval = _g_gnulib_vprintf (format, args);

  va_end (args);

  return retval;

}

int _g_gnulib_fprintf (FILE *file, char const *format, ...)

{

  va_list args;

  int retval;

  va_start (args, format);

  retval = _g_gnulib_vfprintf (file, format, args);

  va_end (args);

  return retval;

}

int _g_gnulib_sprintf (char *string, char const *format, ...)

{

  va_list args;

  int retval;

  va_start (args, format);

  retval = _g_gnulib_vsprintf (string, format, args);

  va_end (args);

  return retval;

}

int _g_gnulib_snprintf (char *string, size_t n, char const *format, ...)

{

  va_list args;

  int retval;

  va_start (args, format);

  retval = _g_gnulib_vsnprintf (string, n, format, args);

  va_end (args);

  return retval;

}

int _g_gnulib_vprintf (char const *format, va_list args)         

{

  return _g_gnulib_vfprintf (stdout, format, args);

}

int _g_gnulib_vfprintf (FILE *file, char const *format, va_list args)

{

  char *result;

  size_t length, rlength;

  result = vasnprintf (NULL, &length, format, args);

  if (result == NULL) 

    return -1;

  rlength = fwrite (result, 1, length, file);

  free (result);

  return rlength;

}

int _g_gnulib_vsprintf (char *string, char const *format, va_list args)

{

  char *result;

  size_t length;

  result = vasnprintf (NULL, &length, format, args);

  if (result == NULL) 

    return -1;

  memcpy (string, result, length + 1);

  free (result);

  return length;  

}

int _g_gnulib_vsnprintf (char *string, size_t n, char const *format, va_list args)

{

  char *result;

  size_t length;

  result = vasnprintf (NULL, &length, format, args);

  if (result == NULL) 

    return -1;

  if (n > 0) 

    {

      memcpy (string, result, MIN(length + 1, n));

      string[n - 1] = 0;

    }

  free (result);

  return length;  

}

int _g_gnulib_vasprintf (char **result, char const *format, va_list args)

{

  size_t length;

  *result = vasnprintf (NULL, &length, format, args);

  if (*result == NULL) 

    return -1;

  return length;  

}