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/* Test that gettext() in multithreaded applications works correctly if
different threads operate in different locales referring to the same
catalog file but with different encodings.
Copyright (C) 2005-2021 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <libintl.h>
#include <locale.h>
#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
/* Set to 1 if the program is not behaving correctly. */
int result;
/* Denotes which thread should run next. */
int flipflop;
/* Lock and wait queue used to switch between the threads. */
pthread_mutex_t lock;
pthread_cond_t waitqueue;
/* Waits until the flipflop has a given value.
Before the call, the lock is unlocked. After the call, it is locked. */
static void
waitfor (int value)
{
if (pthread_mutex_lock (&lock))
exit (10);
while (flipflop != value)
if (pthread_cond_wait (&waitqueue, &lock))
exit (11);
}
/* Sets the flipflop to a given value.
Before the call, the lock is locked. After the call, it is unlocked. */
static void
setto (int value)
{
flipflop = value;
if (pthread_cond_signal (&waitqueue))
exit (20);
if (pthread_mutex_unlock (&lock))
exit (21);
}
void *
thread1_execution (void *arg)
{
char *s;
waitfor (1);
uselocale (newlocale (LC_ALL_MASK, "de_DE.ISO-8859-1", NULL));
setto (2);
/* Here we expect output in ISO-8859-1. */
waitfor (1);
s = gettext ("cheese");
puts (s);
if (strcmp (s, "K\344se"))
{
fprintf (stderr, "thread 1 call 1 returned: %s\n", s);
result = 1;
}
setto (2);
waitfor (1);
s = gettext ("cheese");
puts (s);
if (strcmp (s, "K\344se"))
{
fprintf (stderr, "thread 1 call 2 returned: %s\n", s);
result = 1;
}
setto (2);
return NULL;
}
void *
thread2_execution (void *arg)
{
char *s;
waitfor (2);
uselocale (newlocale (LC_ALL_MASK, "de_DE.UTF-8", NULL));
setto (1);
/* Here we expect output in UTF-8. */
waitfor (2);
s = gettext ("cheese");
puts (s);
if (strcmp (s, "K\303\244se"))
{
fprintf (stderr, "thread 2 call 1 returned: %s\n", s);
result = 1;
}
setto (1);
waitfor (2);
s = gettext ("cheese");
puts (s);
if (strcmp (s, "K\303\244se"))
{
fprintf (stderr, "thread 2 call 2 returned: %s\n", s);
result = 1;
}
setto (1);
return NULL;
}
int
main (void)
{
pthread_t thread1;
pthread_t thread2;
unsetenv ("LANGUAGE");
unsetenv ("OUTPUT_CHARSET");
textdomain ("codeset");
bindtextdomain ("codeset", OBJPFX "domaindir");
result = 0;
flipflop = 1;
if (pthread_mutex_init (&lock, NULL))
exit (2);
if (pthread_cond_init (&waitqueue, NULL))
exit (2);
if (pthread_create (&thread1, NULL, &thread1_execution, NULL))
exit (2);
if (pthread_create (&thread2, NULL, &thread2_execution, NULL))
exit (2);
if (pthread_join (thread2, NULL))
exit (3);
return result;
}
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