text: /* Decomposed printf argument list.
     Copyright (C) 1999, 2002-2003, 2005-2007 Free Software Foundation, Inc.
  
     This program is free software; you can redistribute it and/or modify it
     under the terms of the GNU Library General Public License as published
     by the Free Software Foundation; either version 2, 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
     Library General Public License for more details.
  
     You should have received a copy of the GNU Library General Public
     License along with this program; if not, write to the Free Software
     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
     USA.  */
  
  /* This file can be parametrized with the following macros:
       ENABLE_UNISTDIO    Set to 1 to enable the unistdio extensions.
       PRINTF_FETCHARGS   Name of the function to be defined.
       STATIC             Set to 'static' to declare the function static.  */
  
  #ifndef PRINTF_FETCHARGS
  # include <config.h>
  #endif
  
  /* Specification.  */
  #ifndef PRINTF_FETCHARGS
  # include "printf-args.h"
  #endif
  
  #ifdef STATIC
  STATIC
  #endif
  int
  PRINTF_FETCHARGS (va_list args, arguments *a)
  {
    size_t i;
    argument *ap;
  
    for (i = 0, ap = &a->arg[0]; i < a->count; i++, ap++)
      switch (ap->type)
        {
        case TYPE_SCHAR:
          ap->a.a_schar = va_arg (args, /*signed char*/ int);
          break;
        case TYPE_UCHAR:
          ap->a.a_uchar = va_arg (args, /*unsigned char*/ int);
          break;
        case TYPE_SHORT:
          ap->a.a_short = va_arg (args, /*short*/ int);
          break;
        case TYPE_USHORT:
          ap->a.a_ushort = va_arg (args, /*unsigned short*/ int);
          break;
        case TYPE_INT:
          ap->a.a_int = va_arg (args, int);
          break;
        case TYPE_UINT:
          ap->a.a_uint = va_arg (args, unsigned int);
          break;
        case TYPE_LONGINT:
          ap->a.a_longint = va_arg (args, long int);
          break;
        case TYPE_ULONGINT:
          ap->a.a_ulongint = va_arg (args, unsigned long int);
          break;
  #if HAVE_LONG_LONG_INT
        case TYPE_LONGLONGINT:
          ap->a.a_longlongint = va_arg (args, long long int);
          break;
        case TYPE_ULONGLONGINT:
          ap->a.a_ulonglongint = va_arg (args, unsigned long long int);
          break;
  #endif
        case TYPE_DOUBLE:
          ap->a.a_double = va_arg (args, double);
          break;
        case TYPE_LONGDOUBLE:
          ap->a.a_longdouble = va_arg (args, long double);
          break;
        case TYPE_CHAR:
          ap->a.a_char = va_arg (args, int);
          break;
  #if HAVE_WINT_T
        case TYPE_WIDE_CHAR:
          /* Although ISO C 99 7.24.1.(2) says that wint_t is "unchanged by
             default argument promotions", this is not the case in mingw32,
             where wint_t is 'unsigned short'.  */
          ap->a.a_wide_char =
            (sizeof (wint_t) < sizeof (int)
             ? va_arg (args, int)
             : va_arg (args, wint_t));
          break;
  #endif
        case TYPE_STRING:
          ap->a.a_string = va_arg (args, const char *);
          /* A null pointer is an invalid argument for "%s", but in practice
             it occurs quite frequently in printf statements that produce
             debug output.  Use a fallback in this case.  */
          if (ap->a.a_string == NULL)
            ap->a.a_string = "(NULL)";
          break;
  #if HAVE_WCHAR_T
        case TYPE_WIDE_STRING:
          ap->a.a_wide_string = va_arg (args, const wchar_t *);
          /* A null pointer is an invalid argument for "%ls", but in practice
             it occurs quite frequently in printf statements that produce
             debug output.  Use a fallback in this case.  */
          if (ap->a.a_wide_string == NULL)
            {
              static const wchar_t wide_null_string[] =
                {
                  (wchar_t)'(',
                  (wchar_t)'N', (wchar_t)'U', (wchar_t)'L', (wchar_t)'L',
                  (wchar_t)')',
                  (wchar_t)0
                };
              ap->a.a_wide_string = wide_null_string;
            }
          break;
  #endif
        case TYPE_POINTER:
          ap->a.a_pointer = va_arg (args, void *);
          break;
        case TYPE_COUNT_SCHAR_POINTER:
          ap->a.a_count_schar_pointer = va_arg (args, signed char *);
          break;
        case TYPE_COUNT_SHORT_POINTER:
          ap->a.a_count_short_pointer = va_arg (args, short *);
          break;
        case TYPE_COUNT_INT_POINTER:
          ap->a.a_count_int_pointer = va_arg (args, int *);
          break;
        case TYPE_COUNT_LONGINT_POINTER:
          ap->a.a_count_longint_pointer = va_arg (args, long int *);
          break;
  #if HAVE_LONG_LONG_INT
        case TYPE_COUNT_LONGLONGINT_POINTER:
          ap->a.a_count_longlongint_pointer = va_arg (args, long long int *);
          break;
  #endif
  #if ENABLE_UNISTDIO
        /* The unistdio extensions.  */
        case TYPE_U8_STRING:
          ap->a.a_u8_string = va_arg (args, const uint8_t *);
          /* A null pointer is an invalid argument for "%U", but in practice
             it occurs quite frequently in printf statements that produce
             debug output.  Use a fallback in this case.  */
          if (ap->a.a_u8_string == NULL)
            {
              static const uint8_t u8_null_string[] =
                { '(', 'N', 'U', 'L', 'L', ')', 0 };
              ap->a.a_u8_string = u8_null_string;
            }
          break;
        case TYPE_U16_STRING:
          ap->a.a_u16_string = va_arg (args, const uint16_t *);
          /* A null pointer is an invalid argument for "%lU", but in practice
             it occurs quite frequently in printf statements that produce
             debug output.  Use a fallback in this case.  */
          if (ap->a.a_u16_string == NULL)
            {
              static const uint16_t u16_null_string[] =
                { '(', 'N', 'U', 'L', 'L', ')', 0 };
              ap->a.a_u16_string = u16_null_string;
            }
          break;
        case TYPE_U32_STRING:
          ap->a.a_u32_string = va_arg (args, const uint32_t *);
          /* A null pointer is an invalid argument for "%llU", but in practice
             it occurs quite frequently in printf statements that produce
             debug output.  Use a fallback in this case.  */
          if (ap->a.a_u32_string == NULL)
            {
              static const uint32_t u32_null_string[] =
                { '(', 'N', 'U', 'L', 'L', ')', 0 };
              ap->a.a_u32_string = u32_null_string;
            }
          break;
  #endif
        default:
          /* Unknown type.  */
          return -1;
        }
    return 0;
  }
  