Yes, the input stream is not ready. I think that this is 'fixed' in later releases. However, the idea is that I did not want to test a flag to see if the istream was ready on every call in to the stream, so you must use a call that initializes the stream, and then everything else works.
Jim > -----Original Message----- > From: [email protected] [mailto:antlr-interest- > [email protected]] On Behalf Of Mu Qiao > Sent: Monday, July 04, 2011 7:08 AM > To: antlr-interest Interest > Subject: [antlr-interest] How to prepare the intstream for function > call? > > Hi, > > I'm using the C API to implement function call. I've already recorded > the index of the function body and created a new node stream for the > function call. But I find that I have to call istream->size(istream) > before calling istream->seek. Or errors will be reported. > Is it because the input buffer is not ready or anything else? What is > the correct step to reset the index? > > -- > Best wishes, > Mu Qiao > GnuPG fingerprint: 92B1 B0C4 8D14 F8C4 EFA5 3ACC 30B3 0DE4 17B1 57E9 > > List: http://www.antlr.org/mailman/listinfo/antlr-interest > Unsubscribe: http://www.antlr.org/mailman/options/antlr-interest/your- > email-address List: http://www.antlr.org/mailman/listinfo/antlr-interest Unsubscribe: http://www.antlr.org/mailman/options/antlr-interest/your-email-address -- You received this message because you are subscribed to the Google Groups "il-antlr-interest" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/il-antlr-interest?hl=en.
