now returns an integer: 0 means cancel the SSH connection and 1
means continue with it. Additionally, they can return -1, which
means `front end has set an asynchronous alert box in motion, please
wait to be called back with the result', and each one is passed a
callback function pointer and context for this purpose.
I have not yet done the same to askappend() yet, because it will
take a certain amount of reorganisation of logging.c.
Importantly, this checkin means the host key dialog box now works on
OS X.
[originally from svn r5330]
with the Unix port and layering a Cocoa GUI on top. The basics all
work: there's a configuration panel and a terminal window, the
timing interface works and the select interface functions. The same
application can run both SSH (or other network) connections and
local pty sessions, and multiple sessions in the same process are
fully supported.
However, it's horribly unfinished in a wide variety of other ways;
anyone interested is invited to read README.OSX and wince at the
length and content of its `unfinished' list.
[originally from svn r5308]
