| /* |
| * Copyright (C) 2016 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| #include <errno.h> |
| #ifdef HAS_KCMP |
| #include <linux/kcmp.h> |
| #include <sys/syscall.h> |
| #endif |
| #include <unistd.h> |
| |
| #include <gtest/gtest.h> |
| |
| #ifdef HAS_KCMP |
| int kcmp(pid_t pid1, pid_t pid2, int type, unsigned long idx1, unsigned long idx2) { |
| return syscall(SYS_kcmp, pid1, pid2, type, 0, idx1, idx2); |
| } |
| #endif |
| |
| TEST(kernel_config, NOT_CONFIG_SYSVIPC) { |
| #ifdef HAS_KCMP |
| pid_t pid = getpid(); |
| int ret = kcmp(pid, pid, KCMP_SYSVSEM, 0, 0); |
| int error = (ret == -1) ? (errno == ENOSYS) ? EOPNOTSUPP : errno : 0; |
| EXPECT_EQ(-1, kcmp(pid, pid, KCMP_SYSVSEM, 0, 0)); |
| EXPECT_EQ(EOPNOTSUPP, error); |
| #endif |
| EXPECT_EQ(-1, access("/proc/sysvipc", F_OK)); |
| EXPECT_EQ(-1, access("/proc/sysvipc/msg", F_OK)); |
| EXPECT_EQ(-1, access("/proc/sysvipc/sem", F_OK)); |
| EXPECT_EQ(-1, access("/proc/sysvipc/shm", F_OK)); |
| } |
| |