1  /* Copyright (C) 2001-2023 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  
      21  int
      22  main (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 ("sscanf (\"%s\", \"%%e %%d\", ...) == %d, not 0\n",
      39  		    str, retc);
      40  	    exc = 1;
      41  	  }
      42        }
      43  
      44    return exc;
      45  }