tests: add mlockall.test

* tests/mlockall.c: New file.
* tests/mlockall.test: New test.
* tests/.gitignore: Add mlockall.
* tests/Makefile.am (check_PROGRAMS): Likewise.
(DECODER_TESTS): Add mlockall.test.

tests/.gitignore

@@ -79,6 +79,7 @@ mincore
 mkdirat
 mknod
 mlock2
+mlockall
 mmap
 mmap64
 mmsg

tests/Makefile.am

@@ -128,6 +128,7 @@ check_PROGRAMS = \
 	mkdirat \
 	mknod \
 	mlock2 \
+	mlockall \
 	mmap \
 	mmap64 \
 	mmsg \
@@ -327,6 +328,7 @@ DECODER_TESTS = \
 	mkdirat.test \
 	mknod.test \
 	mlock2.test \
+	mlockall.test \
 	mmap.test \
 	mmap64.test \
 	mmsg.test \

tests/mlockall.c

@@ -0,0 +1,50 @@
+/*
+ * Check decoding of mlockall syscall.
+ *
+ * Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
+ * 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.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 "tests.h"
+
+#include <errno.h>
+#include <stdio.h>
+#include <sys/mman.h>
+
+int
+main(void)
+{
+	printf("mlockall(0) = %d EINVAL (%m)\n", mlockall(0));
+
+	if (mlockall(MCL_CURRENT) == 0) {
+		puts("mlockall(MCL_CURRENT) = 0");
+	} else {
+		printf("mlockall(MCL_CURRENT) = -1 %s (%m)\n",
+		       errno == ENOMEM ? "ENOMEM" : "EPERM");
+	}
+
+	puts("+++ exited with 0 +++");
+	return 0;
+}

tests/mlockall.test

@@ -0,0 +1,6 @@
+#!/bin/sh
+
+# Check decoding of mlockall syscall.
+
+. "${srcdir=.}/init.sh"
+run_strace_match_diff -a12