1 /* gmp_sscanf -- formatted input from a string. 2 3 Copyright 2001 Free Software Foundation, Inc. 4 5 This file is part of the GNU MP Library. 6 7 The GNU MP Library is free software; you can redistribute it and/or modify 8 it under the terms of the GNU Lesser General Public License as published by 9 the Free Software Foundation; either version 3 of the License, or (at your 10 option) any later version. 11 12 The GNU MP Library is distributed in the hope that it will be useful, but 13 WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 14 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 15 License for more details. 16 17 You should have received a copy of the GNU Lesser General Public License 18 along with the GNU MP Library. If not, see http://www.gnu.org/licenses/. */ 19 20 #include "config.h" 21 22 #if HAVE_STDARG 23 #include <stdarg.h> 24 #else 25 #include <varargs.h> 26 #endif 27 28 #include <stdio.h> 29 30 #include "gmp.h" 31 #include "gmp-impl.h" 32 33 34 int 35 #if HAVE_STDARG 36 gmp_sscanf (const char *s, const char *fmt, ...) 37 #else 38 gmp_sscanf (va_alist) 39 va_dcl 40 #endif 41 { 42 va_list ap; 43 int ret; 44 #if HAVE_STDARG 45 va_start (ap, fmt); 46 #else 47 const char *s; 48 const char *fmt; 49 va_start (ap); 50 s = va_arg (ap, const char *); 51 fmt = va_arg (ap, const char *); 52 #endif 53 54 #if SSCANF_WRITABLE_INPUT 55 /* let gmp_vsscanf handle the copying */ 56 ret = gmp_vsscanf (s, fmt, ap); 57 #else 58 ret = __gmp_doscan (&__gmp_sscanf_funs, (void *) &s, fmt, ap); 59 #endif 60 va_end (ap); 61 return ret; 62 } 63