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module-ref-submodule deprecation fixes

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* module/ice-9/boot-9.scm (module-ref-submodule)
  (module-define-submodule!): Pull deprecated shims here, as we need
  them before loading (ice-9 deprecated). Also bugfix to only define the
  module if there is no local variable, even if it is unbound.

* module/ice-9/deprecated.scm: Remove from here.
This commit is contained in:
Andy Wingo 2010-08-31 09:22:59 -07:00
parent 61bac799dd
commit dcb68c09d0
2 changed files with 30 additions and 20 deletions
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27
module/ice-9/boot-9.scm
View file

@ -1803,6 +1803,33 @@ If there is no handler at all, Guile prints an error and then exits."
(define (module-define-submodule! module name submodule)
(hashq-set! (module-submodules module) name submodule))
;; It used to be, however, that module names were also present in the
;; value namespace. When we enable deprecated code, we preserve this
;; legacy behavior.
;;
;; These shims are defined here instead of in deprecated.scm because we
;; need their definitions before loading other modules.
;;
(begin-deprecated
(define (module-ref-submodule module name)
(or (hashq-ref (module-submodules module) name)
(and (module-submodule-binder module)
((module-submodule-binder module) module name))
(let ((var (module-local-variable module name)))
(and var (variable-bound? var) (module? (variable-ref var))
(begin
(warn "module" module "not in submodules table")
(variable-ref var))))))
(define (module-define-submodule! module name submodule)
(let ((var (module-local-variable module name)))
(if (and var
(or (not (variable-bound? var))
(not (module? (variable-ref var)))))
(warn "defining module" module ": not overriding local definition" var)
(module-define! module name submodule)))
(hashq-set! (module-submodules module) name submodule)))
;;; {Low Level Bootstrapping}

23
module/ice-9/deprecated.scm
View file

@ -64,9 +64,7 @@
the-last-stack
save-stack
named-module-use!
top-repl)
#:replace (module-ref-submodule module-define-submodule!))
top-repl))
;;;; Deprecated definitions.
@ -319,23 +317,8 @@
(lambda ()
(set! id old-v) ...)))))))))
(define (module-ref-submodule module name)
(or (hashq-ref (module-submodules module) name)
(and (module-submodule-binder module)
((module-submodule-binder module) module name))
(let ((var (module-local-variable module name)))
(and (variable-bound? var)
(module? (variable-ref var))
(begin
(warn "module" module "not in submodules table")
(variable-ref var))))))
(define (module-define-submodule! module name submodule)
(let ((var (module-local-variable module name)))
(if (and var (variable-bound? var) (not (module? (variable-ref var))))
(warn "defining module" module ": not overriding local definition" var)
(module-define! module name submodule)))
(hashq-set! (module-submodules module) name submodule))
;; There are deprecated definitions for module-ref-submodule and
;; module-define-submodule! in boot-9.scm.
;; Define (%app) and (%app modules), and have (app) alias (%app). This
;; side-effects the-root-module, both to the submodules table and (through