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-rw-r--r--stdio-common/_i18n_number.h49
1 files changed, 49 insertions, 0 deletions
diff --git a/stdio-common/_i18n_number.h b/stdio-common/_i18n_number.h
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+++ b/stdio-common/_i18n_number.h
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+/* Copyright (C) 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@gnu.org>, 2000.
+
+   The GNU C Library 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 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library 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 the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include "../locale/outdigits.h"
+#include "../locale/outdigitswc.h"
+
+static CHAR_T *
+_i18n_number_rewrite (CHAR_T *w, CHAR_T *rear_ptr)
+{
+  CHAR_T *src, *s;
+
+  /* Copy existing string so that nothing gets overwritten.  */
+  src = (CHAR_T *) alloca ((rear_ptr - w) * sizeof (CHAR_T));
+  s = (CHAR_T *) __mempcpy (src, w,
+			    (rear_ptr - w) * sizeof (CHAR_T));
+  w = rear_ptr;
+
+  /* Process all characters in the string.  */
+  while (--s >= src)
+    {
+      if (*s >= '0' && *s <= '9')
+	{
+	  if (sizeof (CHAR_T) == 1)
+	    w = (CHAR_T *) outdigit_value ((char *) w, *s - '0');
+	  else
+	    *--w = (CHAR_T) outdigitwc_value (*s - '0');
+	}
+      else
+	*--w = *s;
+    }
+
+  return w;
+}