1/* Copyright (C) 1993, 1997 Free Software Foundation, Inc. 2 This file is part of the GNU IO Library. 3 4 This library is free software; you can redistribute it and/or 5 modify it under the terms of the GNU General Public License as 6 published by the Free Software Foundation; either version 2, or (at 7 your option) any later version. 8 9 This library is distributed in the hope that it will be useful, but 10 WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 General Public License for more details. 13 14 You should have received a copy of the GNU General Public License 15 along with this library; see the file COPYING. If not, write to 16 the Free Software Foundation, 59 Temple Place - Suite 330, Boston, 17 MA 02111-1307, USA. 18 19 As a special exception, if you link this library with files 20 compiled with a GNU compiler to produce an executable, this does 21 not cause the resulting executable to be covered by the GNU General 22 Public License. This exception does not however invalidate any 23 other reasons why the executable file might be covered by the GNU 24 General Public License. */ 25 26#include "libioP.h" 27#include "strfile.h" 28 29int 30_IO_vsprintf (string, format, args) 31 char *string; 32 const char *format; 33 _IO_va_list args; 34{ 35 _IO_strfile sf; 36#ifdef _IO_MTSAFE_IO 37 _IO_lock_t lock; 38#endif 39 int ret; 40 41#ifdef _IO_MTSAFE_IO 42 sf._sbf._f._lock = &lock; 43#endif 44 _IO_init (&sf._sbf._f, 0); 45 _IO_JUMPS (&sf._sbf._f) = &_IO_str_jumps; 46 _IO_str_init_static (&sf._sbf._f, string, -1, string); 47 _IO_cleanup_region_start ((void (*) __P ((void *))) _IO_funlockfile, &sf); 48 _IO_flockfile (&sf._sbf._f); 49 ret = _IO_vfprintf (&sf._sbf._f, format, args); 50 _IO_putc_unlocked ('\0', &sf._sbf._f); 51 _IO_cleanup_region_end (1); 52 return ret; 53} 54 55#ifdef weak_alias 56weak_alias (_IO_vsprintf, vsprintf) 57#elif defined(_G_STDIO_USES_LIBIO) && defined(_G_HAVE_WEAK_SYMBOL) 58int vsprintf (char *, const char *, _IO_va_list) 59 __attribute__ ((weak, alias("_IO_vsprintf"))); 60#endif 61