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5bfcc4d1 UD |
1 | /* Test to strtod etc for numbers like x000...0000.000e-nn. |
2 | This file is part of the GNU C Library. | |
2b778ceb | 3 | Copyright (C) 2001-2021 Free Software Foundation, Inc. |
5bfcc4d1 UD |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
5bfcc4d1 UD |
9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 13 | Lesser General Public License for more details. |
5bfcc4d1 | 14 | |
41bdb6e2 | 15 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 | 16 | License along with the GNU C Library; if not, see |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
5bfcc4d1 UD |
18 | |
19 | #include <stdio.h> | |
20 | #include <stdlib.h> | |
21 | #include <string.h> | |
22 | ||
dba0832a PM |
23 | #include "tst-strtod.h" |
24 | ||
bf5eea32 | 25 | #define TEST_STRTOD(FSUF, FTYPE, FTOSTR, LSUF, CSUF) \ |
dba0832a PM |
26 | static int \ |
27 | test_strto ## FSUF (void) \ | |
28 | { \ | |
29 | char buf[300]; \ | |
30 | int cnt; \ | |
31 | int result = 0; \ | |
32 | \ | |
33 | for (cnt = 0; cnt < 200; ++cnt) \ | |
34 | { \ | |
35 | ssize_t n; \ | |
36 | FTYPE f; \ | |
37 | \ | |
38 | n = sprintf (buf, "%d", cnt); \ | |
39 | memset (buf + n, '0', cnt); \ | |
40 | sprintf (buf + n + cnt, ".000e-%d", cnt); \ | |
41 | f = strto ## FSUF (buf, NULL); \ | |
42 | \ | |
43 | if (f != (FTYPE) cnt) \ | |
44 | { \ | |
45 | char fstr[FSTRLENMAX]; \ | |
46 | char fcntstr[FSTRLENMAX]; \ | |
bf5eea32 RS |
47 | FTOSTR (fstr, sizeof (fstr), "%g", f); \ |
48 | FTOSTR (fcntstr, sizeof (fstr), "%g", (FTYPE) cnt); \ | |
dba0832a PM |
49 | printf ("strto" #FSUF "(\"%s\") " \ |
50 | "failed for cnt == %d (%s instead of %s)\n", \ | |
51 | buf, cnt, fstr, fcntstr); \ | |
52 | result = 1; \ | |
53 | } \ | |
54 | else \ | |
55 | printf ( "strto" #FSUF "() fine for cnt == %d\n", cnt); \ | |
56 | } \ | |
57 | return result; \ | |
58 | } | |
59 | ||
60 | GEN_TEST_STRTOD_FOREACH (TEST_STRTOD) | |
5bfcc4d1 UD |
61 | |
62 | int | |
63 | main (void) | |
64 | { | |
dba0832a | 65 | return STRTOD_TEST_FOREACH (test_strto); |
5bfcc4d1 | 66 | } |