Commit ddf31aa8 authored by Peter Maydell's avatar Peter Maydell
Browse files

linux-user: Fix compilation when F_SETPIPE_SZ isn't defined 



Older kernels don't have F_SETPIPE_SZ and F_GETPIPE_SZ (in
particular RHEL6's system headers don't define these). Add
ifdefs so that we can gracefully fall back to not supporting
those guest ioctls rather than failing to build.

Signed-off-by: default avatarPeter Maydell <peter.maydell@linaro.org>
Reviewed-by: default avatarLaurent Vivier <laurent@vivier.eu>
Message-id: 1467304429-21470-1-git-send-email-peter.maydell@linaro.org
parent 8a0b4de0

linux-user/syscall.c

+2 −0
Original line number Diff line number Diff line
@@ -5598,10 +5598,12 @@ static int target_to_host_fcntl_cmd(int cmd) 
	case TARGET_F_SETOWN_EX:

	    return F_SETOWN_EX;

#endif

#ifdef F_SETPIPE_SZ

        case TARGET_F_SETPIPE_SZ:

            return F_SETPIPE_SZ;

        case TARGET_F_GETPIPE_SZ:

            return F_GETPIPE_SZ;

#endif

	default:

            return -TARGET_EINVAL;

    }