On Fri, Nov 23, 2007 at 12:56:21AM +0100, willem wrote: > Marco van de Voort wrote: >> On Thu, Nov 22, 2007 at 07:52:59PM +0100, willem wrote: >> >>> I know that the lazarus grammar is based on yacc >>> > > I did some google search on the fpc > I do know that google searches results are not always correct. > I a a newby to the lazarus project. > but i did study compiler comnstruction 30 years ago. > Pascal has been founded by Prof niklaus Wirth as an an educational computer > language > and he has extended the backus -nauer form to EBNF. > Well I am going to extend ENBF with XML.
Why? EBNF to readable? > Grammar is very important as a base to study a language. Certainly. Though not always for compiler construction. But more importantly, regardless if you use it for a compiler or not, it needs to be correct. And validating is an huge problem, since there is no complete description of the Delphi language anywhere. The only argument I heard that it is "you downloaded it from the net". > > > > > > > > > > >> >> The FPC is recursive descent and is not based on yacc. Syntax highlighter >> parsers don't have to be 100% correct. >> >> >>>> Before you start you might also learn your target better, and at least >>>> have >>>> an idea how you are going to tackle porting unmanaged constructs to a >>>> managed version. >>>> >>> Sorry you are wrong. >>> I have already the delphi grammar for antlr >>> >> >> There is even one in the Delphi's manual. But even that is not complete. >> How >> can you be so sure yours is? >> _________________________________________________________________ >> To unsubscribe: mail [EMAIL PROTECTED] with >> "unsubscribe" as the Subject >> archives at http://www.lazarus.freepascal.org/mailarchives >> >> > > _________________________________________________________________ > To unsubscribe: mail [EMAIL PROTECTED] with > "unsubscribe" as the Subject > archives at http://www.lazarus.freepascal.org/mailarchives _________________________________________________________________ To unsubscribe: mail [EMAIL PROTECTED] with "unsubscribe" as the Subject archives at http://www.lazarus.freepascal.org/mailarchives
