Broken links for YACC and LEX Manual in grmtools-book

[madhavpcm]

The resource intended to be used in the guides are down.

http://dinosaur.compilertools.net/lex/index.html and

http://dinosaur.compilertools.net/yacc/index.html

[ltratt]

Is this a temporary or permanent issue?

[madhavpcm]

Is this a temporary or permanent issue?

Temporary, can be easily fixed by a newer resource or an alternative?

[ltratt]

PR happily accepted!

[madhavpcm]

PR happily accepted!

Well I'm not sure what guide is the best from grmtools' perspective, however I'll see if something fits. Thanks

[ltratt]

If all else fails, an archive.org link might be OK.