1 files changed, 90 insertions, 0 deletions
diff --git a/contrib/netbsd-tests/lib/libc/gen/exect/t_exect.c b/contrib/netbsd-tests/lib/libc/gen/exect/t_exect.c
new file mode 100644
index 000000000000..4c85e4b2db4b
--- /dev/null
+++ b/contrib/netbsd-tests/lib/libc/gen/exect/t_exect.c
@@ -0,0 +1,90 @@
+/*	$NetBSD: t_exect.c,v 1.6 2016/12/12 10:34:55 joerg Exp $	*/
+
+/*-
+ * Copyright (c) 2014 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <atf-c.h>
+
+#include <errno.h>
+#include <signal.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <unistd.h>
+
+ATF_TC(t_exect_null);
+
+ATF_TC_HEAD(t_exect_null, tc)
+{
+	atf_tc_set_md_var(tc, "descr",
+	    "Tests an empty exect(2) executing");
+}
+
+static volatile sig_atomic_t caught = 0;
+
+static void
+sigtrap_handler(int sig, siginfo_t *info, void *ctx)
+{
+	ATF_REQUIRE_EQ(sig, SIGTRAP);
+	ATF_REQUIRE_EQ(info->si_code, TRAP_TRACE);
+
+	++caught;
+}
+
+ATF_TC_BODY(t_exect_null, tc)
+{
+	struct sigaction act;
+
+	/*
+	 * Currently exect(3) is misdesigned -- see PR port-amd64/51700 and it
+	 * needs to be redone from scratch.
+	 *
+	 * This test affects amd64 releng machines causing tests to hang or
+	 * fail. As there is little point to test interface that is still not,
+	 * designed and implemented and is breaking tests - skip it
+	 * unconditionally for all ports.
+	 */
+	/* Prevent static analysis from requiring t_exec_null to be __dead. */
+	if (!caught) 
+		atf_tc_skip("exect(3) misdesigned and hangs - PR port-amd64/51700");
+
+	ATF_REQUIRE(sigemptyset(&act.sa_mask) == 0);
+	act.sa_sigaction = sigtrap_handler;
+	act.sa_flags = SA_SIGINFO;
+
+	ATF_REQUIRE(sigaction(SIGTRAP, &act, 0) == 0);
+
+	ATF_REQUIRE_ERRNO(EFAULT, exect(NULL, NULL, NULL) == -1);
+
+	ATF_REQUIRE_EQ_MSG(caught, 1, "expected caught (1) != received (%d)",
+	    (int)caught);
+}
+
+ATF_TP_ADD_TCS(tp)
+{
+	ATF_TP_ADD_TC(tp, t_exect_null);
+
+	return atf_no_error();
+}