diff options
Diffstat (limited to 'test/syscalls/linux')
| -rw-r--r-- | test/syscalls/linux/pty.cc | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/test/syscalls/linux/pty.cc b/test/syscalls/linux/pty.cc index bf32efe1e..99a0df235 100644 --- a/test/syscalls/linux/pty.cc +++ b/test/syscalls/linux/pty.cc @@ -1527,27 +1527,36 @@ TEST_F(JobControlTest, SetForegroundProcessGroupEmptyProcessGroup) { TEST_F(JobControlTest, SetForegroundProcessGroupDifferentSession) { ASSERT_THAT(ioctl(slave_.get(), TIOCSCTTY, 0), SyscallSucceeds()); + int sync_setsid[2]; + int sync_exit[2]; + ASSERT_THAT(pipe(sync_setsid), SyscallSucceeds()); + ASSERT_THAT(pipe(sync_exit), SyscallSucceeds()); + // Create a new process and put it in a new session. pid_t child = fork(); if (!child) { TEST_PCHECK(setsid() >= 0); // Tell the parent we're in a new session. - TEST_PCHECK(!raise(SIGSTOP)); - TEST_PCHECK(!pause()); - _exit(1); + char c = 'c'; + TEST_PCHECK(WriteFd(sync_setsid[1], &c, 1) == 1); + TEST_PCHECK(ReadFd(sync_exit[0], &c, 1) == 1); + _exit(0); } // Wait for the child to tell us it's in a new session. - int wstatus; - EXPECT_THAT(waitpid(child, &wstatus, WUNTRACED), - SyscallSucceedsWithValue(child)); - EXPECT_TRUE(WSTOPSIG(wstatus)); + char c = 'c'; + ASSERT_THAT(ReadFd(sync_setsid[0], &c, 1), SyscallSucceedsWithValue(1)); // Child is in a new session, so we can't make it the foregroup process group. EXPECT_THAT(ioctl(slave_.get(), TIOCSPGRP, &child), SyscallFailsWithErrno(EPERM)); - EXPECT_THAT(kill(child, SIGKILL), SyscallSucceeds()); + EXPECT_THAT(WriteFd(sync_exit[1], &c, 1), SyscallSucceedsWithValue(1)); + + int wstatus; + EXPECT_THAT(waitpid(child, &wstatus, 0), SyscallSucceedsWithValue(child)); + EXPECT_TRUE(WIFEXITED(wstatus)); + EXPECT_EQ(WEXITSTATUS(wstatus), 0); } // Verify that we don't hang when creating a new session from an orphaned |