| // SPDX-License-Identifier: GPL-2.0-or-later |
| /* |
| * Copyright (c) 2019 Red Hat, Inc. |
| */ |
| |
| #define TST_NO_DEFAULT_MAIN |
| |
| #include <sys/time.h> |
| #include <sys/resource.h> |
| |
| #include "tst_test.h" |
| #include "tst_coredump.h" |
| |
| void tst_no_corefile(int verbose) |
| { |
| struct rlimit new_r, old_r; |
| |
| SAFE_GETRLIMIT(RLIMIT_CORE, &old_r); |
| if (old_r.rlim_max >= 1 || geteuid() == 0) { |
| /* |
| * 1 is a special value, that disables core-to-pipe. |
| * At the same time it is small enough value for |
| * core-to-file, so it skips creating cores as well. |
| */ |
| new_r.rlim_cur = 1; |
| new_r.rlim_max = 1; |
| SAFE_SETRLIMIT(RLIMIT_CORE, &new_r); |
| |
| if (verbose) { |
| tst_res(TINFO, |
| "Avoid dumping corefile for process(pid=%d)", |
| getpid()); |
| } |
| } |
| } |