cygwin1.dll POSIX signal emulation mechanism
Eric Blake
ebb9@byu.net
Fri Apr 20 16:06:00 GMT 2007
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According to David Xiao on 4/20/2007 9:49 AM:
> In win32 sub-system there is no signal or sig-stack facilities. I am quite curious how cygwin1.dll can do that? What's the mysterious part of it?
>
> As I knew, user-mode thread library such as pthread (POSIX thread) can be implement in use of signal. So signal facilies emulation is quite essential part to full implement a POSIX sub-system like cygwin does.
>
> I wish some can share with experience on this topic: How does cygwin provide signal facilities?
It's open source - why don't you read it to find out for yourself?
http://cygwin.com/cgi-bin/cvsweb.cgi/src/winsup/cygwin/how-signals-work.txt?cvsroot=src
- --
Don't work too hard, make some time for fun as well!
Eric Blake ebb9@byu.net
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