65 lines
1.5 KiB
C
65 lines
1.5 KiB
C
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/* min(MINT) -- Do decimal input from standard input and store result in
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MINT.
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Copyright (C) 1991 Free Software Foundation, Inc.
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This file is part of the GNU MP Library.
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The GNU MP Library is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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The GNU MP Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with the GNU MP Library; see the file COPYING. If not, write to
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the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
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#include <stdio.h>
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#include <ctype.h>
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#include "mp.h"
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#include "gmp.h"
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#include "gmp-impl.h"
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void
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#ifdef __STDC__
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min (MINT *x)
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#else
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min (x)
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MINT *x;
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#endif
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{
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char *str;
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size_t str_size;
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size_t i;
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int c;
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str_size = 100;
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str = (char *) (*_mp_allocate_func) (str_size);
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for (i = 0; ; i++)
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{
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if (i >= str_size)
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{
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size_t old_str_size = str_size;
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str_size = str_size * 3 / 2;
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str = (char *) (*_mp_reallocate_func) (str, old_str_size, str_size);
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}
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c = getc (stdin);
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if (!(isdigit(c) || c == ' ' || c == '\t'))
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break;
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str[i] = c;
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}
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ungetc (c, stdin);
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str[i] = 0;
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_mpz_set_str (x, str, 10);
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(*_mp_free_func) (str, str_size);
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}
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