* tests/test-setlocale_null.c: New file.
* tests/test-setlocale_null-one.c: New file.
* tests/test-setlocale_null-all.c: New file.
* modules/setlocale-null-tests: New file.
2019-12-15 Bruno Haible <bruno@clisp.org>
+ setlocale-null: Add tests.
+ * tests/test-setlocale_null.c: New file.
+ * tests/test-setlocale_null-one.c: New file.
+ * tests/test-setlocale_null-all.c: New file.
+ * modules/setlocale-null-tests: New file.
+
setlocale-null: New module.
* lib/locale.in.h (SETLOCALE_NULL_MAX, SETLOCALE_NULL_ALL_MAX,
setlocale_null): New declarations.
--- /dev/null
+Files:
+tests/test-setlocale_null.c
+tests/test-setlocale_null-one.c
+tests/test-setlocale_null-all.c
+
+Depends-on:
+thread
+nanosleep
+
+configure.ac:
+
+Makefile.am:
+TESTS += \
+ test-setlocale_null \
+ test-setlocale_null-one \
+ test-setlocale_null-all
+check_PROGRAMS += \
+ test-setlocale_null \
+ test-setlocale_null-one \
+ test-setlocale_null-all
+test_setlocale_null_LDADD = $(LDADD) @LIB_SETLOCALE_NULL@
+test_setlocale_null_one_LDADD = $(LDADD) @LIB_SETLOCALE_NULL@ $(LIBMULTITHREAD) $(LIB_NANOSLEEP)
+test_setlocale_null_all_LDADD = $(LDADD) @LIB_SETLOCALE_NULL@ $(LIBMULTITHREAD) $(LIB_NANOSLEEP)
--- /dev/null
+/* Multithread-safety test for setlocale_null (LC_ALL, ...).
+ Copyright (C) 2019 Free Software Foundation, Inc.
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program 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 General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <https://www.gnu.org/licenses/>. */
+
+/* Written by Bruno Haible <bruno@clisp.org>, 2019. */
+
+#include <config.h>
+
+/* Specification. */
+#include <locale.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+
+#include "glthread/thread.h"
+
+
+/* Some common locale names. */
+
+#if defined _WIN32 && !defined __CYGWIN__
+# define ENGLISH "English_United States"
+# define GERMAN "German_Germany"
+# define FRENCH "French_France"
+# define ENCODING ".1252"
+#else
+# define ENGLISH "en_US"
+# define GERMAN "de_DE"
+# define FRENCH "fr_FR"
+# if defined __sgi
+# define ENCODING ".ISO8859-15"
+# elif defined __hpux
+# define ENCODING ".utf8"
+# else
+# define ENCODING ".UTF-8"
+# endif
+#endif
+
+static const char LOCALE1[] = ENGLISH ENCODING;
+static const char LOCALE2[] = GERMAN ENCODING;
+static const char LOCALE3[] = FRENCH ENCODING;
+
+static char *expected;
+
+static void *
+thread1_func (void *arg)
+{
+ for (;;)
+ {
+ char buf[SETLOCALE_NULL_ALL_MAX];
+
+ if (setlocale_null (LC_ALL, buf, sizeof (buf)))
+ abort ();
+ if (strcmp (expected, buf) != 0)
+ {
+ fprintf (stderr, "thread1 disturbed by thread2!\n"); fflush (stderr);
+ abort ();
+ }
+ }
+
+ /*NOTREACHED*/
+ return NULL;
+}
+
+static void *
+thread2_func (void *arg)
+{
+ for (;;)
+ {
+ char buf[SETLOCALE_NULL_ALL_MAX];
+
+ setlocale_null (LC_NUMERIC, buf, sizeof (buf));
+ setlocale_null (LC_ALL, buf, sizeof (buf));
+ }
+
+ /*NOTREACHED*/
+ return NULL;
+}
+
+int
+main (int argc, char *argv[])
+{
+ if (setlocale (LC_ALL, LOCALE1) == NULL)
+ {
+ fprintf (stderr, "Skipping test: LOCALE1 not recognized\n");
+ return 77;
+ }
+ if (setlocale (LC_NUMERIC, LOCALE2) == NULL)
+ {
+ fprintf (stderr, "Skipping test: LOCALE2 not recognized\n");
+ return 77;
+ }
+ if (setlocale (LC_TIME, LOCALE3) == NULL)
+ {
+ fprintf (stderr, "Skipping test: LOCALE3 not recognized\n");
+ return 77;
+ }
+
+ expected = strdup (setlocale (LC_ALL, NULL));
+
+ /* Create the two threads. */
+ gl_thread_create (thread1_func, NULL);
+ gl_thread_create (thread2_func, NULL);
+
+ /* Let them run for 5 seconds. */
+ {
+ struct timespec duration;
+ duration.tv_sec = 5;
+ duration.tv_nsec = 0;
+
+ nanosleep (&duration, NULL);
+ }
+
+ return 0;
+}
+
+/* Without locking, the results of this test would be:
+glibc OK
+musl libc crash < 10 sec
+macOS crash < 1 sec
+FreeBSD crash < 1 sec
+NetBSD crash < 2 sec
+OpenBSD crash < 1 sec
+AIX crash < 2 sec
+HP-UX OK
+IRIX OK
+Solaris 10 OK
+Solaris 11.0 OK
+Solaris 11.4 OK
+Solaris OpenIndiana OK
+Haiku crash < 1 sec
+Cygwin crash < 1 sec
+mingw OK
+MSVC OK (assuming compiler option /MD !)
+*/
--- /dev/null
+/* Multithread-safety test for setlocale_null (LC_xxx, ...).
+ Copyright (C) 2019 Free Software Foundation, Inc.
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program 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 General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <https://www.gnu.org/licenses/>. */
+
+/* Written by Bruno Haible <bruno@clisp.org>, 2019. */
+
+#include <config.h>
+
+/* Specification. */
+#include <locale.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+
+#include "glthread/thread.h"
+
+
+/* Some common locale names. */
+
+#if defined _WIN32 && !defined __CYGWIN__
+# define ENGLISH "English_United States"
+# define GERMAN "German_Germany"
+# define FRENCH "French_France"
+# define ENCODING ".1252"
+#else
+# define ENGLISH "en_US"
+# define GERMAN "de_DE"
+# define FRENCH "fr_FR"
+# if defined __sgi
+# define ENCODING ".ISO8859-15"
+# elif defined __hpux
+# define ENCODING ".utf8"
+# else
+# define ENCODING ".UTF-8"
+# endif
+#endif
+
+static const char LOCALE1[] = ENGLISH ENCODING;
+static const char LOCALE2[] = GERMAN ENCODING;
+static const char LOCALE3[] = FRENCH ENCODING;
+
+static char *expected;
+
+static void *
+thread1_func (void *arg)
+{
+ for (;;)
+ {
+ char buf[SETLOCALE_NULL_MAX];
+
+ if (setlocale_null (LC_NUMERIC, buf, sizeof (buf)))
+ abort ();
+ if (strcmp (expected, buf) != 0)
+ {
+ fprintf (stderr, "thread1 disturbed by thread2!\n"); fflush (stderr);
+ abort ();
+ }
+ }
+
+ /*NOTREACHED*/
+ return NULL;
+}
+
+static void *
+thread2_func (void *arg)
+{
+ for (;;)
+ {
+ char buf[SETLOCALE_NULL_MAX];
+
+ setlocale_null (LC_NUMERIC, buf, sizeof (buf));
+ setlocale_null (LC_TIME, buf, sizeof (buf));
+ }
+
+ /*NOTREACHED*/
+ return NULL;
+}
+
+int
+main (int argc, char *argv[])
+{
+ if (setlocale (LC_ALL, LOCALE1) == NULL)
+ {
+ fprintf (stderr, "Skipping test: LOCALE1 not recognized\n");
+ return 77;
+ }
+ if (setlocale (LC_NUMERIC, LOCALE2) == NULL)
+ {
+ fprintf (stderr, "Skipping test: LOCALE2 not recognized\n");
+ return 77;
+ }
+ if (setlocale (LC_TIME, LOCALE3) == NULL)
+ {
+ fprintf (stderr, "Skipping test: LOCALE3 not recognized\n");
+ return 77;
+ }
+
+ expected = strdup (setlocale (LC_NUMERIC, NULL));
+
+ /* Create the two threads. */
+ gl_thread_create (thread1_func, NULL);
+ gl_thread_create (thread2_func, NULL);
+
+ /* Let them run for 2 seconds. */
+ {
+ struct timespec duration;
+ duration.tv_sec = 2;
+ duration.tv_nsec = 0;
+
+ nanosleep (&duration, NULL);
+ }
+
+ return 0;
+}
+
+/* Without locking, the results of this test would be:
+glibc OK
+musl libc OK
+macOS OK
+FreeBSD OK
+NetBSD OK
+OpenBSD crash < 1 sec
+AIX crash < 2 sec
+HP-UX OK
+IRIX OK
+Solaris 10 OK
+Solaris 11.0 OK
+Solaris 11.4 OK
+Solaris OpenIndiana OK
+Haiku OK
+Cygwin OK
+mingw OK
+MSVC OK (assuming compiler option /MD !)
+*/
--- /dev/null
+/* Test of setlocale_null function.
+ Copyright (C) 2019 Free Software Foundation, Inc.
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program 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 General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <https://www.gnu.org/licenses/>. */
+
+/* Written by Bruno Haible <bruno@clisp.org>, 2019. */
+
+#include <config.h>
+
+/* Specification. */
+#include <locale.h>
+
+/* Check that SETLOCALE_NULL_ALL_MAX is a constant expression. */
+static char buf[SETLOCALE_NULL_ALL_MAX];
+
+int
+main ()
+{
+ /* Check that setlocale_null () can be used with $(LIB_SETLOCALE_NULL). */
+ return setlocale_null (LC_ALL, buf, sizeof (buf)) != 0;
+}