| /* Test to strtod etc for numbers like x000...0000.000e-nn. |
| This file is part of the GNU C Library. |
| Copyright (C) 2001-2018 Free Software Foundation, Inc. |
| Contributed by Ulrich Drepper <drepper@redhat.com>, 2001. |
| |
| The GNU C 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 C 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 C Library; if not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| |
| #include "tst-strtod.h" |
| |
| #define TEST_STRTOD(FSUF, FTYPE, FTOSTR, LSUF, CSUF) \ |
| static int \ |
| test_strto ## FSUF (void) \ |
| { \ |
| char buf[300]; \ |
| int cnt; \ |
| int result = 0; \ |
| \ |
| for (cnt = 0; cnt < 200; ++cnt) \ |
| { \ |
| ssize_t n; \ |
| FTYPE f; \ |
| \ |
| n = sprintf (buf, "%d", cnt); \ |
| memset (buf + n, '0', cnt); \ |
| sprintf (buf + n + cnt, ".000e-%d", cnt); \ |
| f = strto ## FSUF (buf, NULL); \ |
| \ |
| if (f != (FTYPE) cnt) \ |
| { \ |
| char fstr[FSTRLENMAX]; \ |
| char fcntstr[FSTRLENMAX]; \ |
| FTOSTR (fstr, sizeof (fstr), "%g", f); \ |
| FTOSTR (fcntstr, sizeof (fstr), "%g", (FTYPE) cnt); \ |
| printf ("strto" #FSUF "(\"%s\") " \ |
| "failed for cnt == %d (%s instead of %s)\n", \ |
| buf, cnt, fstr, fcntstr); \ |
| result = 1; \ |
| } \ |
| else \ |
| printf ( "strto" #FSUF "() fine for cnt == %d\n", cnt); \ |
| } \ |
| return result; \ |
| } |
| |
| GEN_TEST_STRTOD_FOREACH (TEST_STRTOD) |
| |
| int |
| main (void) |
| { |
| return STRTOD_TEST_FOREACH (test_strto); |
| } |