Reorganisation of the source tree

[ghc-hetmet.git] / ghc / rts / gmp / mpz / inp_str.c

diff --git a/ghc/rts/gmp/mpz/inp_str.c b/ghc/rts/gmp/mpz/inp_str.c
deleted file mode 100644 (file)
index 7aa5e1f..0000000
--- a/ghc/rts/gmp/mpz/inp_str.c
+++ /dev/null
@@ -1,167 +0,0 @@
-/* mpz_inp_str(dest_integer, stream, base) -- Input a number in base
-   BASE from stdio stream STREAM and store the result in DEST_INTEGER.
-
-Copyright (C) 1991, 1993, 1994, 1996, 1998, 2000 Free Software Foundation, Inc.
-
-This file is part of the GNU MP Library.
-
-The GNU MP Library is free software; you can redistribute it and/or modify
-it under the terms of the GNU Lesser General Public License as published by
-the Free Software Foundation; either version 2.1 of the License, or (at your
-option) any later version.
-
-The GNU MP 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 Lesser General Public
-License for more details.
-
-You should have received a copy of the GNU Lesser General Public License
-along with the GNU MP 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 <stdio.h>
-#include <ctype.h>
-#include "gmp.h"
-#include "gmp-impl.h"
-
-static int
-#if __STDC__
-digit_value_in_base (int c, int base)
-#else
-digit_value_in_base (c, base)
-     int c;
-     int base;
-#endif
-{
-  int digit;
-
-  if (isdigit (c))
-    digit = c - '0';
-  else if (islower (c))
-    digit = c - 'a' + 10;
-  else if (isupper (c))
-    digit = c - 'A' + 10;
-  else
-    return -1;
-
-  if (digit < base)
-    return digit;
-  return -1;
-}
-
-size_t
-#if __STDC__
-mpz_inp_str (mpz_ptr x, FILE *stream, int base)
-#else
-mpz_inp_str (x, stream, base)
-     mpz_ptr x;
-     FILE *stream;
-     int base;
-#endif
-{
-  char *str;
-  size_t alloc_size, str_size;
-  int c;
-  int negative;
-  mp_size_t xsize;
-  size_t nread;
-
-  if (stream == 0)
-    stream = stdin;
-
-  nread = 0;
-
-  /* Skip whitespace.  */
-  do
-    {
-      c = getc (stream);
-      nread++;
-    }
-  while (isspace (c));
-
-  negative = 0;
-  if (c == '-')
-    {
-      negative = 1;
-      c = getc (stream);
-      nread++;
-    }
-
-  if (digit_value_in_base (c, base == 0 ? 10 : base) < 0)
-    return 0;                  /* error if no digits */
-
-  /* If BASE is 0, try to find out the base by looking at the initial
-     characters.  */
-  if (base == 0)
-    {
-      base = 10;
-      if (c == '0')
-       {
-         base = 8;
-         c = getc (stream);
-         nread++;
-         if (c == 'x' || c == 'X')
-           {
-             base = 16;
-             c = getc (stream);
-             nread++;
-           }
-         else if (c == 'b' || c == 'B')
-           {
-             base = 2;
-             c = getc (stream);
-             nread++;
-           }
-       }
-    }
-
-  /* Skip leading zeros.  */
-  while (c == '0')
-    {
-      c = getc (stream);
-      nread++;
-    }
-
-  alloc_size = 100;
-  str = (char *) (*_mp_allocate_func) (alloc_size);
-  str_size = 0;
-
-  for (;;)
-    {
-      int dig;
-      if (str_size >= alloc_size)
-       {
-         size_t old_alloc_size = alloc_size;
-         alloc_size = alloc_size * 3 / 2;
-         str = (char *) (*_mp_reallocate_func) (str, old_alloc_size, alloc_size);
-       }
-      dig = digit_value_in_base (c, base);
-      if (dig < 0)
-       break;
-      str[str_size++] = dig;
-      c = getc (stream);
-    }
-
-  ungetc (c, stream);
-
-  /* Make sure the string is not empty, mpn_set_str would fail.  */
-  if (str_size == 0)
-    {
-      x->_mp_size = 0;
-      (*_mp_free_func) (str, alloc_size);
-      return nread;
-    }
-
-  xsize = (((mp_size_t) (str_size / __mp_bases[base].chars_per_bit_exactly))
-          / BITS_PER_MP_LIMB + 2);
-  if (x->_mp_alloc < xsize)
-    _mpz_realloc (x, xsize);
-
-  /* Convert the byte array in base BASE to our bignum format.  */
-  xsize = mpn_set_str (x->_mp_d, (unsigned char *) str, str_size, base);
-  x->_mp_size = negative ? -xsize : xsize;
-
-  (*_mp_free_func) (str, alloc_size);
-  return str_size + nread;
-}