From: Dmitry V. Levin <ldv@altlinux.org>
Date: Wed, 6 Jan 2016 10:01:20 +0000 (+0000)
Subject: tests/userfaultfd.c: use libtests
X-Git-Tag: v4.12~710
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=a68d7aca2a2381cbb188a7232f5ad698e865c6e7;p=strace

tests/userfaultfd.c: use libtests

* tests/userfaultfd.c: Use SKIP_MAIN_UNDEFINED.
(main): Use assert.
---

diff --git a/tests/userfaultfd.c b/tests/userfaultfd.c
index be19dd62..5dc294bc 100644
--- a/tests/userfaultfd.c
+++ b/tests/userfaultfd.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015 Dmitry V. Levin <ldv@altlinux.org>
+ * Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -26,25 +26,28 @@
  */
 
 #include "tests.h"
-#include <errno.h>
 #include <fcntl.h>
-#include <stdio.h>
-#include <unistd.h>
 #include <sys/syscall.h>
 
+#if defined __NR_userfaultfd && defined O_CLOEXEC
+
+# include <assert.h>
+# include <errno.h>
+# include <stdio.h>
+# include <unistd.h>
+
 int
 main(void)
 {
-#if defined __NR_userfaultfd && defined O_CLOEXEC
-	if (syscall(__NR_userfaultfd, 1 | O_NONBLOCK | O_CLOEXEC) != -1)
-		return 77;
-	printf("userfaultfd(O_NONBLOCK|O_CLOEXEC|0x1) = -1 %s\n",
-	       errno == ENOSYS ?
-			"ENOSYS (Function not implemented)" :
-			"EINVAL (Invalid argument)");
+	assert(syscall(__NR_userfaultfd, 1 | O_NONBLOCK | O_CLOEXEC) == -1);
+	printf("userfaultfd(O_NONBLOCK|O_CLOEXEC|0x1) = -1 %s (%m)\n",
+	       errno == ENOSYS ? "ENOSYS" : "EINVAL");
 	puts("+++ exited with 0 +++");
 	return 0;
+}
+
 #else
-        return 77;
+
+SKIP_MAIN_UNDEFINED("__NR_userfaultfd && O_CLOEXEC")
+
 #endif
-}