Many thanks for your contribution! -joe
On Wed, 4 Aug 2004 22:02:48 -0400, [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote: > A user earlier posted a question about terminating > the grammer for a simple calculator done with lemon. > > I ran into the same problem and had to use > the following, which worked fine: > > main ::= in. > in ::= . > in ::= in state NEWLINE. > > I cannot reduce it any further. For instance, > the following does not work: > > in ::= . > in ::= in stmt ENDLINE. > > The version of lemon I'm using is from the > cvs 3.0.3. > > The full calculator, there are 4 examples, can > be downloaded from the following link: > > http://prdownloads.sourceforge.net/souptonuts/lemon_examples.tar.gz?download > > Look at example4.y, if you want to go directly to > the terminating issue above. Everything should be in > this download including lemon.c and lempar.c, so you > won't have to download anything else. > > Take a look at the README. I tried to add documentation > on creating custom tokens, destructors, and a little bit > on what the grammer does. > > To run everything, just run make > > $ make > > Then, each example can be run separately > > $ ./ex1 > > $ ./ex2 > > .... > $ ./ex4 > > Anyway, I hope this examples will help. Or > inspire you to take a took at lemon. > > Regards, > > Mike Chirico > >
