Re: [pure-lang-users] Proposed syntax changes

[Eddie R. <er...@bm...>]

On Fri, 2008-08-15 at 13:13 +0200, Albert Graef wrote:
> Albert Graef wrote:
> > - search the directory of the script containing the using clause
> > 
> > - failing that, search the cwd
> > 
> > - failing that, search PURELIB
> 
> Thinking about this some more, I realized that this is vunerable to code 
> injection. What if the user inadvertently puts a module named 
> 'primitives.pure' into the cwd?

What if we want to override the primitives.pure for some strange reason
that I cannot think of yet? Maybe we should have some mechanism like
using <foo.pure> so that we know it's the one in the standard library?

> Therefore I think that PURELIB should actually be searched before the 
> cwd (much like #include <foo.h> in C). Note that if the 'using' script 
> is in the cwd, then the cwd will still be searched first anyway. Also, 
> this will only apply to 'using' clauses, not to scripts specified on the 
> command line or with 'run'.