Re: fifo rewrite for Google Summer of Code project

2012-01-19 Thread bob 295
On Tue, Jan 10, 2012 at 09:29:41AM -0500, bob 295 wrote: Last spring we tried to port our SIMPL project code to Cygwin but fell acropper of the known fifo issues in Cygwin.We haven't been able to find expertise to contribute to a rewrite of the fifo functionality. Who's we? I would like

fifo rewrite for Google Summer of Code project

2012-01-10 Thread bob 295
Last spring we tried to port our SIMPL project code to Cygwin but fell acropper of the known fifo issues in Cygwin.We haven't been able to find expertise to contribute to a rewrite of the fifo functionality. I would like to nominate the cygwin fifo rewrite for a Google Summer of Code

Re: needed feature in Cygwin fifos

2011-04-30 Thread bob 295
On Tue, Apr 26, 2011 at 01:34:16PM -0400, bob 295 wrote: I recognize that Cygwin fifos are buggy and not suitable for anything but simplest of applications, however in the spirit of seeing if things can be improved here is some more test code which illustrates one of the bugs. Maybe I need

needed feature in Cygwin fifos

2011-04-26 Thread bob 295
I recognize that Cygwin fifos are buggy and not suitable for anything but simplest of applications, however in the spirit of seeing if things can be improved here is some more test code which illustrates one of the bugs. It seems that on Linux if you open a fifo for RDWR it will trick the

Re: needed feature in Cygwin fifos

2011-04-26 Thread bob 295
On Tue, Apr 26, 2011 at 01:34:16PM -0400, bob 295 wrote: I recognize that Cygwin fifos are buggy and not suitable for anything but simplest of applications, however in the spirit of seeing if things can be improved here is some more test code which illustrates one of the bugs. Maybe I need

Re: named pipe (fifo) question

2011-04-20 Thread bob 295
(I'm on the list in digest mode so things can't thread easily) On Tue, Apr 19, 2011 at 11:01:55AM -0400, bob 295 wrote: I'm porting a library from Linux to Cygwin and I've encountered a problem with the behavior of named pipes (fifo's). ... Is this the intended POSIX behavior? Is the problem

named pipe (fifo) question

2011-04-19 Thread bob 295
I'm porting a library from Linux to Cygwin and I've encountered a problem with the behavior of named pipes (fifo's). In my sequence a pair of fifos are opened by each end of the conversation. One is opened as WRONLY, the other as RDWR. Some documentation seems to frown on RDWR pipes. We

Re: what does this cygserver error mean?

2011-04-18 Thread bob 295
message pass. Thanks again in advance for all your help. bob on Apr 15 14:53, bob 295 wrote: I'm getting this error associated with shared memory and cygserver (sender is the name of my process setting and loading the shared memory): begin error snip 3 [main] sender 3684

what does this cygserver error mean?

2011-04-15 Thread bob 295
I'm getting this error associated with shared memory and cygserver (sender is the name of my process setting and loading the shared memory): begin error snip 3 [main] sender 3684 transport_layer_pipes::connect: lost connection to cygserver, error = 2 end error snip

need help porting an open source project to Windows/Cygwin

2011-03-22 Thread bob 295
I am the facilitator for the SIMPL open source project (http://www.icanprogram.com/simpl). The SIMPL toolkit project started over 10 years ago as a way to bring Send/Receive/Reply (QNX style) messaging to Linux. A SIMPL application consists of two or more interacting SIMPL modules. Those