stdlib/tst-strtod-nan-locale-main.c

   1 /* Test strtod functions work with all ASCII letters in NAN(...) in
   2    Turkish locales (bug 19266).
   3    Copyright (C) 2015-2016 Free Software Foundation, Inc.
   4    This file is part of the GNU C Library.
   5
   6    The GNU C Library is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU Lesser General Public
   8    License as published by the Free Software Foundation; either
   9    version 2.1 of the License, or (at your option) any later version.
  10
  11    The GNU C Library is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14    Lesser General Public License for more details.
  15
  16    You should have received a copy of the GNU Lesser General Public
  17    License along with the GNU C Library; if not, see
  18    <http://www.gnu.org/licenses/>.  */
  19
  20 #include <locale.h>
  21 #include <math.h>
  22 #include <stdio.h>
  23 #include <stdlib.h>
  24 #include <wchar.h>
  25
  26 #define STR_(X) #X
  27 #define STR(X) STR_(X)
  28 #define FNPFXS STR (FNPFX)
  29 #define CONCAT_(X, Y) X ## Y
  30 #define CONCAT(X, Y) CONCAT_ (X, Y)
  31 #define FNX(FN) CONCAT (FNPFX, FN)
  32
  33 #define TEST(LOC, STR, FN, TYPE)                                        \
  34   do                                                                    \
  35     {                                                                   \
  36       CHAR *ep;                                                         \
  37       TYPE val = FNX (FN) (STR, &ep);                                   \
  38       if (isnan (val) && *ep == 0)                                      \
  39         printf ("PASS: %s: " FNPFXS #FN " (" SFMT ")\n", LOC, STR);     \
  40       else                                                              \
  41         {                                                               \
  42           printf ("FAIL: %s: " FNPFXS #FN " (" SFMT ")\n", LOC, STR);   \
  43           result = 1;                                                   \
  44         }                                                               \
  45     }                                                                   \
  46   while (0)
  47
  48 static int
  49 test_one_locale (const char *loc)
  50 {
  51   if (setlocale (LC_ALL, loc) == NULL)
  52     {
  53       printf ("setlocale (LC_ALL, \"%s\") failed\n", loc);
  54       return 1;
  55     }
  56   int result = 0;
  57   for (int i = 10; i < 36; i++)
  58     {
  59       CHAR s[7];
  60       s[0] = L_('N');
  61       s[1] = L_('A');
  62       s[2] = L_('N');
  63       s[3] = L_('(');
  64       s[4] = L_('A') + i - 10;
  65       s[5] = L_(')');
  66       s[6] = 0;
  67       TEST (loc, s, f, float);
  68       TEST (loc, s, d, double);
  69       TEST (loc, s, ld, long double);
  70       s[4] = L_('a') + i - 10;
  71       TEST (loc, s, f, float);
  72       TEST (loc, s, d, double);
  73       TEST (loc, s, ld, long double);
  74     }
  75   return result;
  76 }
  77
  78 static int
  79 do_test (void)
  80 {
  81   int result = 0;
  82   result |= test_one_locale ("C");
  83   result |= test_one_locale ("tr_TR.UTF-8");
  84   result |= test_one_locale ("tr_TR.ISO-8859-9");
  85   return result;
  86 }
  87
  88 #define TEST_FUNCTION do_test ()
  89 #include "../test-skeleton.c"