1 /* Copyright (C) 2021 Huawei Device Co., Ltd.
2 * Licensed under the Apache License, Version 2.0 (the "License");
3 * you may not use this file except in compliance with the License.
4 * You may obtain a copy of the License at
5 *
6 * http://www.apache.org/licenses/LICENSE-2.0
7 *
8 * Unless required by applicable law or agreed to in writing, software
9 * distributed under the License is distributed on an "AS IS" BASIS,
10 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11 * See the License for the specific language governing permissions and
12 * limitations under the License.
13 */
14 #include <cstring>
15 #include <cerrno>
16 #include <cstdio>
17 #include <sys/resource.h>
18
19 #include "runtest.h"
20 namespace OHOS {
TSetrlim(int r, long lim)21 int Runtest::TSetrlim(int r, long lim)
22 {
23 struct rlimit rl;
24 // Gets the current stack size
25 if (getrlimit(r, &rl) != 0) {
26 printf("getrlimit %d: %s\n", r, strerror(errno));
27 return -1;
28 }
29 if (lim > rl.rlim_max) {
30 return -1;
31 }
32 if (lim == rl.rlim_max && lim == rl.rlim_cur) {
33 return 0;
34 }
35 rl.rlim_max = lim;
36 rl.rlim_cur = lim;
37 if (setrlimit(r, &rl) != 0) {
38 printf("setrlimit(%d, %ld): %s\n", r, lim, strerror(errno));
39 return -1;
40 }
41 return 0;
42 }
43 } // namespace OHOS