mirror of https://github.com/macssh/macssh.git
88 lines
2.2 KiB
C
Executable File
88 lines
2.2 KiB
C
Executable File
/* Test file for mpfr_set_str.
|
|
|
|
Copyright (C) 1999 PolKA project, Inria Lorraine and Loria
|
|
|
|
This file is part of the MPFR Library.
|
|
|
|
The MPFR 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 MPFR 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 MPFR 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 <stdlib.h>
|
|
#include "gmp.h"
|
|
#include "mpfr.h"
|
|
#include <time.h>
|
|
|
|
#if defined (hpux)
|
|
#define srandom srand48
|
|
#define random mrand48
|
|
#endif
|
|
|
|
int
|
|
main(int argc, char **argv)
|
|
{
|
|
mpfr_t x; unsigned long k, bd, nc; char *str, *str2;
|
|
|
|
if (argc==2) { /* tset_str <string> */
|
|
mpfr_init2(x, 53);
|
|
mpfr_set_str_raw(x, argv[1]);
|
|
printf("%1.20e\n", mpfr_get_d(x));
|
|
mpfr_clear(x);
|
|
exit (0);
|
|
}
|
|
|
|
srandom(time(NULL));
|
|
|
|
if (argc > 1) { nc = atoi(argv[1]); } else { nc = 53; }
|
|
if (nc < 24) { nc = 24; }
|
|
|
|
bd = random()&8;
|
|
|
|
str2 = str = (char *) malloc (nc*sizeof(char));
|
|
|
|
if (bd)
|
|
{
|
|
for(k = 1; k <= bd; k++)
|
|
{ *(str2++) = (random() & 1) + '0'; }
|
|
}
|
|
else { *(str2++) = '0'; }
|
|
|
|
*(str2++) = '.';
|
|
|
|
for(k = 1; k < nc - 17 - bd; k++)
|
|
{
|
|
*(str2++) = '0' + (random() & 1);
|
|
}
|
|
|
|
*(str2++) = 'e';
|
|
sprintf(str2, "%d", random() - (1 << 30));
|
|
|
|
/* printf("%s\n", str); */
|
|
mpfr_init2(x, nc + 10);
|
|
mpfr_set_str_raw(x, str);
|
|
/* mpfr_print_raw(x); printf("\n"); */
|
|
|
|
mpfr_set_prec(x, 53);
|
|
mpfr_set_str_raw(x, "+110101100.01010000101101000000100111001000101011101110E00");
|
|
|
|
mpfr_set_str_raw(x, "1.0");
|
|
if (mpfr_get_d(x) != 1.0) {
|
|
fprintf(stderr, "Error in mpfr_set_str_raw for s=1.0\n"); exit(1);
|
|
}
|
|
|
|
mpfr_clear(x); free(str);
|
|
exit (0);
|
|
}
|