[antlr-interest] v3 antlr hangs at waitpid
Omry Yadan
omry at yadan.net
Tue Feb 20 14:10:33 PST 2007
This question is asked again and again.
maybe the -debug switch should print "waiting for connection on port
XXX" to the stdout (if its not doing it already)?
Terence Parr wrote:
> Hi. If you use -debug, it is a server and waits for AW to connect.
> Ter
> On Feb 20, 2007, at 11:40 AM, Martin d'Anjou wrote:
>
>> Hello,
>>
>> 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?
>>
>> Thanks,
>> Martin
>
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