1/* Copyright (C) 2001-2022 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
17
18#include <ctype.h>
19#include <stdio.h>
20
21int
22main (int argc, char *argv[])
23{
24 int exc = 0;
25 int retc;
26 float f;
27 int d;
28 char str[] = "x 1";
29 int c;
30
31 for (c = 1; c < 127; ++c)
32 if (! isdigit (c) && ! isspace (c))
33 {
34 str[0] = c;
35 retc = sscanf (str, "%e %d", &f, &d);
36 if (retc != 0)
37 {
38 printf (format: "sscanf (\"%s\", \"%%e %%d\", ...) == %d, not 0\n",
39 str, retc);
40 exc = 1;
41 }
42 }
43
44 return exc;
45}
46

source code of glibc/stdio-common/scanf11.c