+2018-02-17 Bruno Haible <bruno@clisp.org>
+
+ lock: Add test of gl_once.
+ * tests/test-once.c: New file.
+ * modules/lock-tests (Files): Add it.
+ (Makefile.am): Build and test programs 'test-once1' and 'test-once2'.
+
2018-02-17 Bruno Haible <bruno@clisp.org>
thread: Fix compilation error on IRIX.
Files:
tests/test-rwlock1.c
tests/test-lock.c
+tests/test-once.c
Depends-on:
thread
AC_CHECK_HEADERS_ONCE([semaphore.h])
Makefile.am:
-TESTS += test-rwlock1 test-lock
-check_PROGRAMS += test-rwlock1 test-lock
+TESTS += test-rwlock1 test-lock test-once1 test-once2
+check_PROGRAMS += test-rwlock1 test-lock test-once1 test-once2
test_rwlock1_LDADD = $(LDADD) @LIBMULTITHREAD@ @YIELD_LIB@
test_lock_LDADD = $(LDADD) @LIBMULTITHREAD@ @YIELD_LIB@
+test_once1_SOURCES = test-once.c
+test_once1_LDADD = $(LDADD) @LIBTHREAD@
+test_once2_SOURCES = test-once.c
+test_once2_LDADD = $(LDADD) @LIBMULTITHREAD@
--- /dev/null
+/* Test of once-only execution in multithreaded situations.
+ Copyright (C) 2018 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>, 2018. */
+
+#include <config.h>
+
+#include "glthread/lock.h"
+
+#include "macros.h"
+
+gl_once_define(static, a_once)
+
+static int a;
+
+static void
+a_init (void)
+{
+ a = 42;
+}
+
+int
+main ()
+{
+ gl_once (a_once, a_init);
+
+ ASSERT (a == 42);
+
+ return 0;
+}