mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-20 11:11:24 +00:00
3be5a5220c
reference to an undefined function (digit_value_in_base()) that was static elsewhere that it was used.
111 lines
2.5 KiB
C
111 lines
2.5 KiB
C
/* min(MINT) -- Do decimal input from standard input and store result in
|
|
MINT.
|
|
|
|
Copyright (C) 1991, 1994 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 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 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 Library General Public
|
|
License for more details.
|
|
|
|
You should have received a copy of the GNU Library 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 "mp.h"
|
|
#include "gmp.h"
|
|
#include "gmp-impl.h"
|
|
|
|
static int
|
|
digit_value_in_base (c, base)
|
|
int c;
|
|
int base;
|
|
{
|
|
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;
|
|
}
|
|
|
|
void
|
|
#if __STDC__
|
|
min (MINT *dest)
|
|
#else
|
|
min (dest)
|
|
MINT *dest;
|
|
#endif
|
|
{
|
|
char *str;
|
|
size_t alloc_size, str_size;
|
|
int c;
|
|
int negative;
|
|
mp_size_t dest_size;
|
|
|
|
alloc_size = 100;
|
|
str = (char *) (*_mp_allocate_func) (alloc_size);
|
|
str_size = 0;
|
|
|
|
/* Skip whitespace. */
|
|
do
|
|
c = getc (stdin);
|
|
while (isspace (c));
|
|
|
|
negative = 0;
|
|
if (c == '-')
|
|
{
|
|
negative = 1;
|
|
c = getc (stdin);
|
|
}
|
|
|
|
if (digit_value_in_base (c, 10) < 0)
|
|
return; /* error if no digits */
|
|
|
|
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, 10);
|
|
if (dig < 0)
|
|
break;
|
|
str[str_size++] = dig;
|
|
c = getc (stdin);
|
|
}
|
|
|
|
ungetc (c, stdin);
|
|
|
|
dest_size = str_size / __mp_bases[10].chars_per_limb + 1;
|
|
if (dest->_mp_alloc < dest_size)
|
|
_mp_realloc (dest, dest_size);
|
|
|
|
dest_size = mpn_set_str (dest->_mp_d, (unsigned char *) str, str_size, 10);
|
|
dest->_mp_size = negative ? -dest_size : dest_size;
|
|
|
|
(*_mp_free_func) (str, alloc_size);
|
|
return;
|
|
}
|