tests/test-nl_langinfo-mt.c

   1 /* Multithread-safety test for nl_langinfo().
   2    Copyright (C) 2019-2020 Free Software Foundation, Inc.
   3
   4    This program is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation; either version 3 of the License, or
   7    (at your option) any later version.
   8
   9    This program 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
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  16
  17 /* Written by Bruno Haible <bruno@clisp.org>, 2019.  */
  18
  19 #include <config.h>
  20
  21 #if USE_ISOC_THREADS || USE_POSIX_THREADS || USE_ISOC_AND_POSIX_THREADS || USE_WINDOWS_THREADS
  22
  23 /* Specification.  */
  24 #include <langinfo.h>
  25
  26 #include <locale.h>
  27 #include <stdio.h>
  28 #include <stdlib.h>
  29 #include <string.h>
  30 #include <time.h>
  31
  32 #include "glthread/thread.h"
  33
  34
  35 /* Some common locale names.  */
  36
  37 #if defined _WIN32 && !defined __CYGWIN__
  38 # define ENGLISH "English_United States"
  39 # define FRENCH  "French_France"
  40 # define GERMAN  "German_Germany"
  41 # define ENCODING ".1252"
  42 #else
  43 # define ENGLISH "en_US"
  44 # define FRENCH  "fr_FR"
  45 # define GERMAN  "de_DE"
  46 # if defined __sgi
  47 #  define ENCODING ".ISO8859-15"
  48 # elif defined __hpux
  49 #  define ENCODING ".utf8"
  50 # else
  51 #  define ENCODING ".UTF-8"
  52 # endif
  53 #endif
  54
  55 static const char LOCALE1[] = ENGLISH ENCODING;
  56 static const char LOCALE2[] = FRENCH ENCODING;
  57 static const char LOCALE3[] = GERMAN ENCODING;
  58
  59 static char *expected1;
  60
  61 static void *
  62 thread1_func (void *arg)
  63 {
  64   for (;;)
  65     {
  66       const char *value = nl_langinfo (CODESET);
  67       if (strcmp (expected1, value) != 0)
  68         {
  69           fprintf (stderr, "thread1 disturbed by threadN!\n"); fflush (stderr);
  70           abort ();
  71         }
  72     }
  73
  74   /*NOTREACHED*/
  75   return NULL;
  76 }
  77
  78 static char *expected2;
  79
  80 static void *
  81 thread2_func (void *arg)
  82 {
  83   for (;;)
  84     {
  85       const char *value = nl_langinfo (PM_STR);
  86       if (strcmp (expected2, value) != 0)
  87         {
  88           fprintf (stderr, "thread2 disturbed by threadN!\n"); fflush (stderr);
  89           abort ();
  90         }
  91     }
  92
  93   /*NOTREACHED*/
  94   return NULL;
  95 }
  96
  97 static char *expected3;
  98
  99 static void *
 100 thread3_func (void *arg)
 101 {
 102   for (;;)
 103     {
 104       const char *value = nl_langinfo (DAY_2);
 105       if (strcmp (expected3, value) != 0)
 106         {
 107           fprintf (stderr, "thread3 disturbed by threadN!\n"); fflush (stderr);
 108           abort ();
 109         }
 110     }
 111
 112   /*NOTREACHED*/
 113   return NULL;
 114 }
 115
 116 static char *expected4;
 117
 118 static void *
 119 thread4_func (void *arg)
 120 {
 121   for (;;)
 122     {
 123       const char *value = nl_langinfo (ALTMON_2);
 124       if (strcmp (expected4, value) != 0)
 125         {
 126           fprintf (stderr, "thread4 disturbed by threadN!\n"); fflush (stderr);
 127           abort ();
 128         }
 129     }
 130
 131   /*NOTREACHED*/
 132   return NULL;
 133 }
 134
 135 static char *expected5;
 136
 137 static void *
 138 thread5_func (void *arg)
 139 {
 140   for (;;)
 141     {
 142       const char *value = nl_langinfo (CRNCYSTR);
 143       if (strcmp (expected5, value) != 0)
 144         {
 145           fprintf (stderr, "thread5 disturbed by threadN!\n"); fflush (stderr);
 146           abort ();
 147         }
 148     }
 149
 150   /*NOTREACHED*/
 151   return NULL;
 152 }
 153
 154 static char *expected6;
 155
 156 static void *
 157 thread6_func (void *arg)
 158 {
 159   for (;;)
 160     {
 161       const char *value = nl_langinfo (RADIXCHAR);
 162       if (strcmp (expected6, value) != 0)
 163         {
 164           fprintf (stderr, "thread6 disturbed by threadN!\n"); fflush (stderr);
 165           abort ();
 166         }
 167     }
 168
 169   /*NOTREACHED*/
 170   return NULL;
 171 }
 172
 173 static void *
 174 threadN_func (void *arg)
 175 {
 176   for (;;)
 177     {
 178       nl_langinfo (CODESET);   /* LC_CTYPE */    /* locale charmap */
 179       nl_langinfo (AM_STR);    /* LC_TIME */     /* locale -k am_pm */
 180       nl_langinfo (PM_STR);    /* LC_TIME */     /* locale -k am_pm */
 181       nl_langinfo (DAY_2);     /* LC_TIME */     /* locale -k day */
 182       nl_langinfo (DAY_5);     /* LC_TIME */     /* locale -k day */
 183       nl_langinfo (ALTMON_2);  /* LC_TIME */     /* locale -k alt_mon */
 184       nl_langinfo (ALTMON_9);  /* LC_TIME */     /* locale -k alt_mon */
 185       nl_langinfo (CRNCYSTR);  /* LC_MONETARY */ /* locale -k currency_symbol */
 186       nl_langinfo (RADIXCHAR); /* LC_NUMERIC */  /* locale -k decimal_point */
 187       nl_langinfo (THOUSEP);   /* LC_NUMERIC */  /* locale -k thousands_sep */
 188     }
 189
 190   /*NOTREACHED*/
 191   return NULL;
 192 }
 193
 194 int
 195 main (int argc, char *argv[])
 196 {
 197   if (setlocale (LC_ALL, LOCALE1) == NULL)
 198     {
 199       fprintf (stderr, "Skipping test: LOCALE1 not recognized\n");
 200       return 77;
 201     }
 202   if (setlocale (LC_MONETARY, LOCALE2) == NULL)
 203     {
 204       fprintf (stderr, "Skipping test: LOCALE2 not recognized\n");
 205       return 77;
 206     }
 207   if (setlocale (LC_NUMERIC, LOCALE3) == NULL)
 208     {
 209       fprintf (stderr, "Skipping test: LOCALE3 not recognized\n");
 210       return 77;
 211     }
 212
 213   expected1 = strdup (nl_langinfo (CODESET));
 214   expected2 = strdup (nl_langinfo (PM_STR));
 215   expected3 = strdup (nl_langinfo (DAY_2));
 216   expected4 = strdup (nl_langinfo (ALTMON_2));
 217   expected5 = strdup (nl_langinfo (CRNCYSTR));
 218   expected6 = strdup (nl_langinfo (RADIXCHAR));
 219
 220   /* Create the checker threads.  */
 221   gl_thread_create (thread1_func, NULL);
 222   gl_thread_create (thread2_func, NULL);
 223   gl_thread_create (thread3_func, NULL);
 224   gl_thread_create (thread4_func, NULL);
 225   gl_thread_create (thread5_func, NULL);
 226   gl_thread_create (thread6_func, NULL);
 227   /* Create the disturber thread.  */
 228   gl_thread_create (threadN_func, NULL);
 229
 230   /* Let them run for 2 seconds.  */
 231   {
 232     struct timespec duration;
 233     duration.tv_sec = (argc > 1 ? atoi (argv[1]) : 2);
 234     duration.tv_nsec = 0;
 235
 236     nanosleep (&duration, NULL);
 237   }
 238
 239   return 0;
 240 }
 241
 242 #else
 243
 244 /* No multithreading available.  */
 245
 246 #include <stdio.h>
 247
 248 int
 249 main ()
 250 {
 251   fputs ("Skipping test: multithreading not enabled\n", stderr);
 252   return 77;
 253 }
 254
 255 #endif