strace: terminate itself if interrupted by a signal

[strace] / tests / fchmodat.c

diff --git a/tests/fchmodat.c b/tests/fchmodat.c
index 2ae613e7bf916bca328fe6a3bef61115f61bd0e7..0fd385049ee91ee4f116867f73f7803dea957edb 100644 (file)
--- a/tests/fchmodat.c
+++ b/tests/fchmodat.c
@@ -4,35 +4,16 @@
  * 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.
+ * SPDX-License-Identifier: GPL-2.0-or-later
  */
 
 #include "tests.h"
-#include <sys/syscall.h>
+#include <asm/unistd.h>
 
 #ifdef __NR_fchmodat
 
 # include <fcntl.h>
+# include <sys/stat.h>
 # include <stdio.h>
 # include <unistd.h>
 
@@ -41,21 +22,23 @@ main(void)
 {
        static const char sample[] = "fchmodat_sample";
 
-       if (open(sample, O_RDONLY | O_CREAT, 0400) == -1)
+       if (open(sample, O_RDONLY | O_CREAT, 0400) < 0)
                perror_msg_and_fail("open");
 
-       if (syscall(__NR_fchmodat, -100, sample, 0600) == 0) {
-               printf("fchmodat(AT_FDCWD, \"%s\", 0600) = 0\n", sample);
+       long rc = syscall(__NR_fchmodat, -100, sample, 0600);
+       printf("fchmodat(AT_FDCWD, \"%s\", 0600) = %s\n",
+              sample, sprintrc(rc));
 
-               if (unlink(sample))
-                       perror_msg_and_fail("unlink");
+       if (unlink(sample))
+               perror_msg_and_fail("unlink");
 
-               if (syscall(__NR_fchmodat, -100, sample, 0600) != -1)
-                       perror_msg_and_fail("fchmodat");
-       }
+       rc = syscall(__NR_fchmodat, -100, sample, 051);
+       printf("fchmodat(AT_FDCWD, \"%s\", 051) = %s\n",
+              sample, sprintrc(rc));
 
-       printf("fchmodat(AT_FDCWD, \"%s\", 0600) = -1 %s (%m)\n",
-              sample, errno2name());
+       rc = syscall(__NR_fchmodat, -100, sample, 004);
+       printf("fchmodat(AT_FDCWD, \"%s\", 004) = %s\n",
+              sample, sprintrc(rc));
 
        puts("+++ exited with 0 +++");
        return 0;