--- /dev/null
+/*
+ * Check decoding of prctl PR_GET_NAME/PR_SET_NAME operations.
+ *
+ * Copyright (c) 2016 Eugene Syromyatnikov <evgsyr@gmail.com>
+ * 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"
+
+#ifdef HAVE_PRCTL
+# include <sys/prctl.h>
+#endif
+
+#if defined HAVE_PRCTL && defined PR_GET_NAME && defined PR_SET_NAME
+
+# include <stdio.h>
+# include <string.h>
+# include <unistd.h>
+
+int
+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;
+ 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);
+ printf("prctl(PR_SET_NAME, \"%.*s\"%s) = %s\n",
+ i < len1 - 1 ? i : len1 - 1,
+ str + len1 - i,
+ i < len1 - 1 ? "" : "...",
+ sprintrc(rc));
+ }
+
+ name[0] = -1;
+ memcpy(name1, str, len1);
+
+ for (i = 0; i <= len1; ++i) {
+ rc = prctl(PR_SET_NAME, name1 + len1 - i);
+ if (i < len1 - 1)
+ printf("prctl(PR_SET_NAME, %p) = %s\n",
+ name1 + len1 - i, sprintrc(rc));
+ else
+ printf("prctl(PR_SET_NAME, \"%.*s\"...) = %s\n",
+ len1 - 1, str + len1 - 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);
+ printf("prctl(PR_GET_NAME, %p) = %s\n",
+ name1 + len1 - i, sprintrc(rc));
+ }
+
+ rc = prctl(PR_GET_NAME, name1);
+ if (rc)
+ printf("prctl(PR_GET_NAME, %p) = %s\n",
+ name1, sprintrc(rc));
+ else
+ printf("prctl(PR_GET_NAME, \"%.*s\") = %s\n",
+ len1 - 1, name1, sprintrc(rc));
+
+ puts("+++ exited with 0 +++");
+ return 0;
+}
+
+#else
+
+SKIP_MAIN_UNDEFINED("HAVE_PRCTL && PR_GET_NAME && PR_SET_NAME")
+
+#endif