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linux-user: Implement ioctl cmd TIOCGPTPEER

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With glibc 2.27 the openpty function prefers the TIOCGPTPEER ioctl.

Signed-off-by: Andreas Schwab <schwab@suse.de>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <mvmbmhdosb9.fsf_-_@suse.de>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
This commit is contained in:
Andreas Schwab 2018-01-29 11:47:06 +01:00 • committed by Laurent Vivier
parent f0fa817675
commit 2b74f621f1
20 changed files with 34 additions and 0 deletions
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9
linux-user/syscall.c
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@ -5636,6 +5636,15 @@ static abi_long do_ioctl_kdsigaccept(const IOCTLEntry *ie, uint8_t *buf_temp,
return get_errno(safe_ioctl(fd, ie->host_cmd, sig));
}
#ifdef TIOCGPTPEER
static abi_long do_ioctl_tiocgptpeer(const IOCTLEntry *ie, uint8_t *buf_temp,
int fd, int cmd, abi_long arg)
{
int flags = target_to_host_bitmask(arg, fcntl_flags_tbl);
return get_errno(safe_ioctl(fd, ie->host_cmd, flags));
}
#endif
static IOCTLEntry ioctl_entries[] = {
#define IOCTL(cmd, access, ...) \
{ TARGET_ ## cmd, cmd, #cmd, access, 0, { __VA_ARGS__ } },