1 /* Copyright (C) 2000 Free Software Foundation, Inc. 2 This file is part of the GNU C Library. 3 Contributed by Ulrich Drepper <drepper@gnu.org>, 2000. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 The GNU C Library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library; if not, write to the Free 17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 18 02111-1307 USA. */ 19 20 #include "../locale/outdigits.h" 21 #include "../locale/outdigitswc.h" 22 23 static CHAR_T * 24 _i18n_number_rewrite (CHAR_T *w, CHAR_T *rear_ptr) 25 { 26 CHAR_T *src, *s; 27 28 /* Copy existing string so that nothing gets overwritten. */ 29 src = (CHAR_T *) alloca ((rear_ptr - w) * sizeof (CHAR_T)); 30 s = (CHAR_T *) __mempcpy (src, w, 31 (rear_ptr - w) * sizeof (CHAR_T)); 32 w = rear_ptr; 33 34 /* Process all characters in the string. */ 35 while (--s >= src) 36 { 37 if (*s >= '0' && *s <= '9') 38 { 39 if (sizeof (CHAR_T) == 1) 40 w = (CHAR_T *) outdigit_value ((char *) w, *s - '0'); 41 else 42 *--w = (CHAR_T) outdigitwc_value (*s - '0'); 43 } 44 else 45 *--w = *s; 46 } 47 48 return w; 49 } 50