[antlr-interest] v3 antlr hangs at waitpid
parrt at cs.usfca.edu
Tue Feb 20 11:51:03 PST 2007
Hi. If you use -debug, it is a server and waits for AW to connect.
On Feb 20, 2007, at 11:40 AM, Martin d'Anjou wrote:
> My grammar hangs... or I should say when I use my compiled grammar
> it hangs. I don't know where or how. The -debug switch does not
> print information. This is using 3.0b6.
> I ran it with strace to see if I learned something, and it hangs at
> waitpid(-1, <unfinished ...>
> The CPU is at 0% utilization, so control-C is the only way out.
> How can I debug this problem? Prune things out of my grammar until
> it no longer hangs?
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