1 | /* Test that gettext() in multithreaded applications works correctly if |
2 | different threads operate in different locales referring to the same |
3 | catalog file but with different encodings. |
4 | Copyright (C) 2005-2022 Free Software Foundation, Inc. |
5 | This file is part of the GNU C Library. |
6 | |
7 | The GNU C Library is free software; you can redistribute it and/or |
8 | modify it under the terms of the GNU Lesser General Public |
9 | License as published by the Free Software Foundation; either |
10 | version 2.1 of the License, or (at your option) any later version. |
11 | |
12 | The GNU C Library is distributed in the hope that it will be useful, |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
15 | Lesser General Public License for more details. |
16 | |
17 | You should have received a copy of the GNU Lesser General Public |
18 | License along with the GNU C Library; if not, see |
19 | <https://www.gnu.org/licenses/>. */ |
20 | |
21 | #include <libintl.h> |
22 | #include <locale.h> |
23 | #include <pthread.h> |
24 | #include <stdio.h> |
25 | #include <stdlib.h> |
26 | #include <string.h> |
27 | |
28 | /* Set to 1 if the program is not behaving correctly. */ |
29 | int result; |
30 | |
31 | /* Denotes which thread should run next. */ |
32 | int flipflop; |
33 | /* Lock and wait queue used to switch between the threads. */ |
34 | pthread_mutex_t lock; |
35 | pthread_cond_t waitqueue; |
36 | |
37 | /* Waits until the flipflop has a given value. |
38 | Before the call, the lock is unlocked. After the call, it is locked. */ |
39 | static void |
40 | waitfor (int value) |
41 | { |
42 | if (pthread_mutex_lock (mutex: &lock)) |
43 | exit (10); |
44 | while (flipflop != value) |
45 | if (pthread_cond_wait (cond: &waitqueue, mutex: &lock)) |
46 | exit (11); |
47 | } |
48 | |
49 | /* Sets the flipflop to a given value. |
50 | Before the call, the lock is locked. After the call, it is unlocked. */ |
51 | static void |
52 | setto (int value) |
53 | { |
54 | flipflop = value; |
55 | if (pthread_cond_signal (cond: &waitqueue)) |
56 | exit (20); |
57 | if (pthread_mutex_unlock (mutex: &lock)) |
58 | exit (21); |
59 | } |
60 | |
61 | void * |
62 | thread1_execution (void *arg) |
63 | { |
64 | char *s; |
65 | |
66 | waitfor (value: 1); |
67 | uselocale (dataset: newlocale (LC_ALL_MASK, locale: "de_DE.ISO-8859-1" , NULL)); |
68 | setto (2); |
69 | |
70 | /* Here we expect output in ISO-8859-1. */ |
71 | |
72 | waitfor (value: 1); |
73 | s = gettext ("cheese" ); |
74 | puts (s: s); |
75 | if (strcmp (s, "K\344se" )) |
76 | { |
77 | fprintf (stderr, "thread 1 call 1 returned: %s\n" , s); |
78 | result = 1; |
79 | } |
80 | setto (2); |
81 | |
82 | waitfor (value: 1); |
83 | s = gettext ("cheese" ); |
84 | puts (s: s); |
85 | if (strcmp (s, "K\344se" )) |
86 | { |
87 | fprintf (stderr, "thread 1 call 2 returned: %s\n" , s); |
88 | result = 1; |
89 | } |
90 | setto (2); |
91 | |
92 | return NULL; |
93 | } |
94 | |
95 | void * |
96 | thread2_execution (void *arg) |
97 | { |
98 | char *s; |
99 | |
100 | waitfor (value: 2); |
101 | uselocale (dataset: newlocale (LC_ALL_MASK, locale: "de_DE.UTF-8" , NULL)); |
102 | setto (1); |
103 | |
104 | /* Here we expect output in UTF-8. */ |
105 | |
106 | waitfor (value: 2); |
107 | s = gettext ("cheese" ); |
108 | puts (s: s); |
109 | if (strcmp (s, "K\303\244se" )) |
110 | { |
111 | fprintf (stderr, "thread 2 call 1 returned: %s\n" , s); |
112 | result = 1; |
113 | } |
114 | setto (1); |
115 | |
116 | waitfor (value: 2); |
117 | s = gettext ("cheese" ); |
118 | puts (s: s); |
119 | if (strcmp (s, "K\303\244se" )) |
120 | { |
121 | fprintf (stderr, "thread 2 call 2 returned: %s\n" , s); |
122 | result = 1; |
123 | } |
124 | setto (1); |
125 | |
126 | return NULL; |
127 | } |
128 | |
129 | int |
130 | main (void) |
131 | { |
132 | pthread_t thread1; |
133 | pthread_t thread2; |
134 | |
135 | unsetenv (name: "LANGUAGE" ); |
136 | unsetenv (name: "OUTPUT_CHARSET" ); |
137 | textdomain (domainname: "codeset" ); |
138 | bindtextdomain ("codeset" , OBJPFX "domaindir" ); |
139 | result = 0; |
140 | |
141 | flipflop = 1; |
142 | if (pthread_mutex_init (mutex: &lock, NULL)) |
143 | exit (2); |
144 | if (pthread_cond_init (cond: &waitqueue, NULL)) |
145 | exit (2); |
146 | if (pthread_create (newthread: &thread1, NULL, start_routine: &thread1_execution, NULL)) |
147 | exit (2); |
148 | if (pthread_create (newthread: &thread2, NULL, start_routine: &thread2_execution, NULL)) |
149 | exit (2); |
150 | if (pthread_join (th: thread2, NULL)) |
151 | exit (3); |
152 | |
153 | return result; |
154 | } |
155 | |