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Author SHA1 Message Date
Andy Wingo
8e1d0d507a more work on modules and hygiene, not finished yet, alas.
* module/ice-9/compile-psyntax.scm: No more expansion-eval-closure.

* module/ice-9/expand-support.scm (strip-expansion-structures): Only @@
  names whose module is not the current module. Actually @@ serialization
  is disabled for this commit, just to get this one in and keep things
  working.

* module/ice-9/psyntax-pp.scm: Recompiled.

* module/ice-9/psyntax.scm (put-global-definition-hook)
  (get-global-definition-hook): Instead of going through that stupid
  getprop/putprop interface, let's just inline Guile-specific code here.
  (build-global-reference, build-global-assignment): Fix a bug where the
  module and public? were switched, which happily allowed things to
  compile. (We reintroduce a similar bug above in expand-support.)
  (lookup): Add a module argument.
  (global-extend): Adapt for put-global-definition-hook invocation.
  (syntax-type): Lookup with mod. Return mod even for lexicals and
  define-form -- why not.
  (chi-top, fluid-let-syntax, syntax, set!): Lookup with mod. Wrap with
  mod.

* module/ice-9/syncase.scm (expansion-eval-closure)
  (current-eval-closure, env->eval-closure): OK! So the idea is: module
  hygiene is syncase's business, not ours. So lose the eval-closure
  fluid. Also, eval closures are so 1990s.
  (sc-macro): But, we have to take the module from the env, sadly. In the
  future this will be different.
  Remove the rest of the eval-closure bits. Enable source reporting,
  while we're debugging.

* module/language/scheme/compile-ghil.scm (lookup-transformer): Adapt for
  eval closure fluid changes.
2009-04-17 15:20:17 +02:00
Andy Wingo
9d80c15649 serialize module information into syncase's output -- getting ready for hygiene
* module/ice-9/Makefile.am: Replace annotate.scm with expand-support.scm.

* module/ice-9/annotate.scm: Removed; subsumed into expand-support.scm.

* module/ice-9/compile-psyntax.scm: Strip out expansion structures before
  writing to disk.

* module/ice-9/expand-support.scm: New file. Provides annotation support,
  and other compound data types for use by the expander. Currently the
  only one that is used is the toplevel reference, <module-ref>, but we
  will record lexicals this way soon.

* module/ice-9/psyntax-pp.scm: Regenerate.

* module/ice-9/psyntax.scm (build-global-reference)
  (build-global-assignment): Instead of expanding out global references
  as symbols, expand them as <module-ref> structures, with space to
  record the module that they should be scoped against. This is in
  anticipation of us actually threading the module info through the
  syntax transformation, so that we can get hygiene with respect to
  modules.

* module/ice-9/syncase.scm: Replace eval-when. Since sc-expand will give
  us something that isn't Scheme because we put the <module-ref>
  structures in it, strip that info whenever we actually do need scheme.

* module/language/scheme/compile-ghil.scm (lookup-transformer): Strip
  expansion structures here too.

* module/language/scheme/expand.scm (language): Swap annotate for
  expand-support. But this file will die soon, I think.
2009-04-17 15:20:15 +02:00
Andy Wingo
00d0489205 move ice-9/ and oop/ under module/
Moved ice-9/ and oop/ under module/, with the idea being that we have
only scheme under module/. Adjusted configure.in and Makefile.am
appropriately. Put oop/ at the end of the compilation order.
2008-11-01 12:44:21 +01:00
Renamed from ice-9/compile-psyntax.scm (Browse further)