1 files changed, 56 insertions, 0 deletions
diff --git a/signal/tst-sigaction.c b/signal/tst-sigaction.c
new file mode 100644
index 0000000000..c908e8f6f6
--- /dev/null
+++ b/signal/tst-sigaction.c
@@ -0,0 +1,56 @@
+/* Test sigaction regression for BZ #23069.
+   Copyright (C) 2018 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
+   <http://www.gnu.org/licenses/>.  */
+
+#include <signal.h>
+#include <unistd.h>
+
+#include <support/check.h>
+
+static void
+my_sig_handler (int signum)
+{
+}
+
+static int
+do_test (void)
+{
+  /* Define a simple signal handler */
+  struct sigaction act;
+  act.sa_handler = my_sig_handler;
+  act.sa_flags = 0;
+  sigemptyset (&act.sa_mask);
+
+  /* Set it as SIGUSR1 signal handler */
+  TEST_VERIFY_EXIT (sigaction (SIGUSR1, &act, NULL) == 0);
+
+  /* Get SIGUSR1 signal handler */
+  TEST_VERIFY_EXIT (sigaction (SIGUSR1, NULL, &act) == 0);
+
+  /* Check it is consistent with the defined one */
+  TEST_VERIFY (act.sa_handler == my_sig_handler);
+  TEST_VERIFY (!(act.sa_flags & SA_RESETHAND));
+
+  for (int i = 1; i < _NSIG; i++)
+    {
+      TEST_VERIFY (!sigismember (&act.sa_mask, i));
+    }
+
+  return 0;
+}
+
+#include <support/test-driver.c>