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Annotation of OpenXM_contrib/gmp/mpz/tests/convert.c, Revision 1.1.1.1

1.1       maekawa     1: /* Test conversion using mpz_get_str and mpz_set_str.
                      2:
                      3: Copyright (C) 1993, 1994, 1996 Free Software Foundation, Inc.
                      4:
                      5: This file is part of the GNU MP Library.
                      6:
                      7: The GNU MP Library is free software; you can redistribute it and/or modify
                      8: it under the terms of the GNU Library General Public License as published by
                      9: the Free Software Foundation; either version 2 of the License, or (at your
                     10: option) any later version.
                     11:
                     12: The GNU MP Library is distributed in the hope that it will be useful, but
                     13: WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
                     14: or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
                     15: License for more details.
                     16:
                     17: You should have received a copy of the GNU Library General Public License
                     18: along with the GNU MP Library; see the file COPYING.LIB.  If not, write to
                     19: the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
                     20: MA 02111-1307, USA. */
                     21:
                     22: #include <stdio.h>
                     23: #include "gmp.h"
                     24: #include "gmp-impl.h"
                     25: #include "urandom.h"
                     26:
                     27: void debug_mp ();
                     28:
                     29: #ifndef SIZE
                     30: #define SIZE 32
                     31: #endif
                     32:
                     33: main (argc, argv)
                     34:      int argc;
                     35:      char **argv;
                     36: {
                     37:   MP_INT op1, op2;
                     38:   mp_size_t size;
                     39:   int i;
                     40:   int reps = 100000;
                     41:   char *str;
                     42:   int base;
                     43:
                     44:   if (argc == 2)
                     45:      reps = atoi (argv[1]);
                     46:
                     47:   mpz_init (&op1);
                     48:   mpz_init (&op2);
                     49:
                     50:   for (i = 0; i < reps; i++)
                     51:     {
                     52:       size = urandom () % SIZE - SIZE/2;
                     53:
                     54:       mpz_random2 (&op1, size);
                     55:       base = urandom () % 36 + 1;
                     56:       if (base == 1)
                     57:        base = 0;
                     58:
                     59:       str = mpz_get_str ((char *) 0, base, &op1);
                     60:       mpz_set_str (&op2, str, base);
                     61:       free (str);
                     62:
                     63:       if (mpz_cmp (&op1, &op2))
                     64:        {
                     65:          fprintf (stderr, "ERROR\n");
                     66:          fprintf (stderr, "op1  = "); debug_mp (&op1, -16);
                     67:          fprintf (stderr, "base = %d\n", base);
                     68:          abort ();
                     69:        }
                     70:     }
                     71:
                     72:   exit (0);
                     73: }
                     74:
                     75: void
                     76: debug_mp (x, base)
                     77:      MP_INT *x;
                     78: {
                     79:   mpz_out_str (stderr, base, x); fputc ('\n', stderr);
                     80: }