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glibc  2.9
snprintf.c
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00001 /* Copyright (C) 1991, 1995, 1997, 1998, 2004, 2006
00002    Free Software Foundation, Inc.
00003    This file is part of the GNU C Library.
00004 
00005    The GNU C Library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Lesser General Public
00007    License as published by the Free Software Foundation; either
00008    version 2.1 of the License, or (at your option) any later version.
00009 
00010    The GNU C Library is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Lesser General Public License for more details.
00014 
00015    You should have received a copy of the GNU Lesser General Public
00016    License along with the GNU C Library; if not, write to the Free
00017    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00018    02111-1307 USA.  */
00019 
00020 #include <stdarg.h>
00021 #include <stdio.h>
00022 #include <libioP.h>
00023 #define __vsnprintf(s, l, f, a) _IO_vsnprintf (s, l, f, a)
00024 
00025 /* Write formatted output into S, according to the format
00026    string FORMAT, writing no more than MAXLEN characters.  */
00027 /* VARARGS3 */
00028 int
00029 __snprintf (char *s, size_t maxlen, const char *format, ...)
00030 {
00031   va_list arg;
00032   int done;
00033 
00034   va_start (arg, format);
00035   done = __vsnprintf (s, maxlen, format, arg);
00036   va_end (arg);
00037 
00038   return done;
00039 }
00040 ldbl_weak_alias (__snprintf, snprintf)