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Add ioctl() and reimplement tcsetpgrp/tcsetpgrp as ioctls.

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This commit is contained in:
Andreas Kling 2018-11-16 13:11:21 +01:00
parent 2529925fe9
commit c99f8af66d
16 changed files with 94 additions and 45 deletions
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27
Kernel/Process.cpp
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@ -1586,35 +1586,14 @@ int Process::sys$tcsetattr(int fd, int optional_actions, const Unix::termios* tp
return 0;
}
pid_t Process::sys$tcgetpgrp(int fd)
int Process::sys$ioctl(int fd, unsigned request, unsigned arg)
{
auto* descriptor = file_descriptor(fd);
if (!descriptor)
return -EBADF;
if (!descriptor->isTTY())
if (!descriptor->is_character_device())
return -ENOTTY;
auto& tty = *descriptor->tty();
if (&tty != m_tty)
return -ENOTTY;
return tty.pgid();
}
int Process::sys$tcsetpgrp(int fd, pid_t pgid)
{
if (pgid < 0)
return -EINVAL;
if (get_sid_from_pgid(pgid) != m_sid)
return -EINVAL;
auto* descriptor = file_descriptor(fd);
if (!descriptor)
return -EBADF;
if (!descriptor->isTTY())
return -ENOTTY;
auto& tty = *descriptor->tty();
if (&tty != m_tty)
return -ENOTTY;
tty.set_pgid(pgid);
return 0;
return descriptor->character_device()->ioctl(*this, request, arg);
}
int Process::sys$getdtablesize()