From: Dmitry V. Levin <ldv@altlinux.org>
Date: Tue, 5 Jan 2016 23:27:42 +0000 (+0000)
Subject: tests/lseek.c: use libtests
X-Git-Tag: v4.12~724
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=b699cb7230ddc35b852d56b502850eee846ee5ee;p=strace

tests/lseek.c: use libtests

* tests/lseek.c: Use SKIP_MAIN_UNDEFINED.
(main): Use assert and perror_msg_and_skip.
---

diff --git a/tests/lseek.c b/tests/lseek.c
index 526a3ae3..9dcf0cad 100644
--- a/tests/lseek.c
+++ b/tests/lseek.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
@@ -30,27 +30,26 @@
 
 #ifdef __NR_lseek
 
-#include <errno.h>
-#include <stdio.h>
-#include <unistd.h>
-
-#include "kernel_types.h"
+# include <assert.h>
+# include <errno.h>
+# include <stdio.h>
+# include <unistd.h>
+# include "kernel_types.h"
 
 int
 main(void)
 {
 	const kernel_ulong_t offset = (kernel_ulong_t) 0xdefaced0badc0deULL;
-	int rc;
 
 	if (sizeof(offset) > sizeof(long))
-		rc = lseek(-1, offset, SEEK_SET);
+		assert(lseek(-1, offset, SEEK_SET) == -1);
 	else
-		rc = syscall(__NR_lseek, -1L, offset, SEEK_SET);
+		assert(syscall(__NR_lseek, -1L, offset, SEEK_SET) == -1);
 
-	if (rc != -1 || EBADF != errno)
-		return 77;
+	if (EBADF != errno)
+		perror_msg_and_skip("lseek");
 
-	printf("lseek(-1, %llu, SEEK_SET) = -1 EBADF (Bad file descriptor)\n",
+	printf("lseek(-1, %llu, SEEK_SET) = -1 EBADF (%m)\n",
 	       (unsigned long long) offset);
 
 	puts("+++ exited with 0 +++");
@@ -59,10 +58,6 @@ main(void)
 
 #else
 
-int
-main(void)
-{
-	return 77;
-}
+SKIP_MAIN_UNDEFINED("__NR_lseek")
 
 #endif