[m-rev.] diff: Fixes for lex_demo.m

Paul Bone paul at bone.id.au
Mon May 19 13:08:19 AEST 2014

On Mon, May 19, 2014 at 12:58:37PM +1000, Paul Bone wrote:
> Branches: master
> Fixes for lex_demo.m
> lex_demo.m wasn't compiling because io.print_line doesn't exist.  I also
> found that drawing the "> " prompt wasn't working as expected.  This patch
> fixes both these issues.

Correction,  print_line is available in the master branch but I was using
the Mercury in my path, which is 14.01, and doesn't have print_line.

In any cause, I think this is still useful as the prompt now makes more

Paul Bone

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