*
* Copyright (c) 2016 Eugene Syromyatnikov <evgsyr@gmail.com>
* Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
+ * Copyright (c) 2016-2018 The strace developers.
* 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"
main(void)
{
static const char str[] = "0123456789abcdef";
- static const int len = sizeof(str);
- static const int len1 = len - 1;
- char *const name = tail_memdup(str, len);
- char *const name1 = name + 1;
+ static const int len = sizeof(str) - 1;
+ char *name = tail_memdup(str, sizeof(str));
int i;
int rc;
rc = prctl(PR_SET_NAME, NULL);
printf("prctl(PR_SET_NAME, NULL) = %s\n", sprintrc(rc));
- for (i = 0; i <= len1; ++i) {
- rc = prctl(PR_SET_NAME, name + len1 - i);
+ for (i = 0; i <= len; ++i) {
+ rc = prctl(PR_SET_NAME, name + len - i);
printf("prctl(PR_SET_NAME, \"%.*s\"%s) = %s\n",
- i < len1 - 1 ? i : len1 - 1,
- str + len1 - i,
- i < len1 - 1 ? "" : "...",
+ i < len - 1 ? i : len - 1,
+ str + len - i,
+ i < len - 1 ? "" : "...",
sprintrc(rc));
}
- name[0] = -1;
- memcpy(name1, str, len1);
+ *name = -1;
+ ++name;
+ memcpy(name, str, len);
- for (i = 0; i <= len1; ++i) {
- rc = prctl(PR_SET_NAME, name1 + len1 - i);
- if (i < len1 - 1)
+ for (i = 0; i <= len; ++i) {
+ rc = prctl(PR_SET_NAME, name + len - i);
+ if (i < len - 1)
printf("prctl(PR_SET_NAME, %p) = %s\n",
- name1 + len1 - i, sprintrc(rc));
+ name + len - i, sprintrc(rc));
else
printf("prctl(PR_SET_NAME, \"%.*s\"...) = %s\n",
- len1 - 1, str + len1 - i, sprintrc(rc));
+ len - 1, str + len - i, sprintrc(rc));
}
rc = prctl(PR_GET_NAME, NULL);
printf("prctl(PR_GET_NAME, NULL) = %s\n", sprintrc(rc));
- for (i = 0; i < len1; ++i) {
- rc = prctl(PR_GET_NAME, name1 + len1 - i);
+ for (i = 0; i < len; ++i) {
+ rc = prctl(PR_GET_NAME, name + len - i);
printf("prctl(PR_GET_NAME, %p) = %s\n",
- name1 + len1 - i, sprintrc(rc));
+ name + len - i, sprintrc(rc));
}
- rc = prctl(PR_GET_NAME, name1);
+ rc = prctl(PR_GET_NAME, name);
if (rc)
printf("prctl(PR_GET_NAME, %p) = %s\n",
- name1, sprintrc(rc));
+ name, sprintrc(rc));
else
printf("prctl(PR_GET_NAME, \"%.*s\") = %s\n",
- len1 - 1, name1, sprintrc(rc));
+ len - 1, name, sprintrc(rc));
puts("+++ exited with 0 +++");
return 0;