initial import

1 files changed, 45 insertions, 0 deletions

diff --git a/stdio/_itoa.c b/stdio/_itoa.c
new file mode 100644
index 0000000..b781b1e
--- /dev/null
+++ b/stdio/_itoa.c
@@ -0,0 +1,45 @@
+/* Internal function for converting integers to ASCII.
+Copyright (C) 1994 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+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., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#include "_itoa.h"
+
+/* Lower-case digits.  */
+CONST char _itoa_lower_digits[] = "0123456789abcdefghijklmnopqrstuvwxyz";
+/* Upper-case digits.  */
+CONST char _itoa_upper_digits[] = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
+
+char *
+DEFUN(_itoa, (value, buflim, base, upper_case),
+      unsigned long long int value AND char *buflim AND
+      unsigned int base AND int upper_case)
+{
+  /* Base-36 digits for numbers.  */
+  CONST char *digits = upper_case ? _itoa_upper_digits : _itoa_lower_digits;
+
+  register char *bp = buflim;
+
+  while (value > 0)
+    {
+      *--bp = digits[value % base];
+      value /= base;
+    }
+
+  return bp;
+}