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authorJörg Frings-Fürst <debian@jff.email>2018-03-07 05:31:03 +0100
committerJörg Frings-Fürst <debian@jff.email>2018-03-07 05:31:03 +0100
commitf7c3580478601e3a77dc864e5a1d91c1edad5187 (patch)
tree26f2b85233e76ce30cbd013559944404e66a6552 /tests/test-once.c
parent44a3eaeba04ef78835ca741592c376428ada5f71 (diff)
New upstream version 0.9.9upstream/0.9.9
Diffstat (limited to 'tests/test-once.c')
-rw-r--r--tests/test-once.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/tests/test-once.c b/tests/test-once.c
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+++ b/tests/test-once.c
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+/* 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;
+}