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Author SHA1 Message Date
Ludovic Courtès
b3da54d181 Placate a number of `syntax-check' verifications.
- "filesystem" -> "file system"
  - remove doubled words
  - use EXIT_* macros instead of literal numbers
  - update `syntax-check' exclusion files
2012-01-05 23:38:10 +01:00
Brian Templeton
3f70b2dc5c use unbound fluids instead of `void' sentinel value
* module/language/elisp/compile-tree-il.scm (reference-with-check)
  (compile-without-void-checks, want-void-check?): Remove.

  (compile-function, compile-pair): Use `reference-variable' instead of
  `reference-with-check'.

  (compile-defvar): Only set `sym' if `sym' is not bound to a bound
  fluid, rather than requiring that its value be `void'.

  (process-options!): Remove `#:disable-void-check' option handling.

* module/language/elisp/runtime.scm (void)
  (reference-variable-with-check): Remove.

  (ensure-fluid!): Use an undefined fluid as the initial value for
  global variables.

* module/language/elisp/runtime/function-slot.scm (without-void-checks):
  Don't import or re-export.

* module/language/elisp/runtime/macros.scm (prog1, cond, or, dolist):
  Don't use `without-void-checks'.

* module/language/elisp/runtime/subrs.scm (symbol-value)
  (symbol-function, apply): Use `reference-variable' instead of
  `reference-variable-with-check'.

  (makunbound, fmakunbound, boundp, fboundp): Unset the variable's fluid
  (or the variable itself, if it isn't bound to a fluid).

* test-suite/tests/elisp-compiler.test ("Variable
  Setting/Referencing")["disabled void check (all)", "disabled void
  check (symbol list)", "without-void-checks"]: Remove.

Signed-off-by: Andy Wingo <wingo@pobox.com>
2010-12-07 13:21:03 +01:00
Brian Templeton
44ae163d2c store special operators in the function slot
If the function slot of a symbol contains a pair with `special-operator'
in the car and a procedure in the cdr, the procedure is called to
compile the form to Tree-IL. This is similar to other Emacs Lisp
implementations, in which special operators are subrs.

* module/language/elisp/compile-tree-il.scm: Restructured to store
  special operator definitions in the function slot. Import `(language
  elisp runtime)' for `defspecial'. Export special operators so that
  `(language elisp runtime function-slot)' can re-export them.

  (backquote?): Removed; the backquote symbol is defined as a special
  operator, so it's no longer used in `compile-pair'.

  (is-macro?, get-macro): Replaced by `find-operator'.
  (find-operator): New procedure.

  (compile-progn, compile-if, compile-defconst, compile-defvar,
  compile-setq, compile-let, compile-lexical-let, compile-flet,
  compile-let*, compile-lexical-let*, compile-flet*,
  compile-without-void-checks, compile-with-always-lexical,
  compile-guile-ref, compile-guile-primitive, compile-while,
  compile-function, compile-defmacro, compile-defun, #{compile-`}#,
  compile-quote): New special operators with definitions taken from the
  pmatch form in `compile-pair'. There is no special operator `lambda';
  it is now a macro, as in other Elisp implementations.

  (compile-pair): Instead of directly compiling special forms, check for
  a special operator object in the function slot.

* module/language/elisp/runtime.scm: Export `defspecial'.
  (make-id): New function.
  (built-in-macro): Prefix macros with `macro-'.
  (defspecial): New syntax.

* module/language/elisp/runtime/function-slot.scm: Import and re-export
  special operators. Rename imported special operators and macros to
  remove prefixes. Re-export new macro `lambda'.

* module/language/elisp/runtime/macros.scm (macro-lambda): New Elisp
  macro.
2010-12-07 13:21:02 +01:00
Brian Templeton
8295b7c4e5 store macro definitions in the function slot
Guile Emacs Lisp previously kept macros in a separate macro slot; now
macros are stored as macro objects in the function slot for
compatibility with other implementations.

* module/language/elisp/compile-tree-il.scm (macro-slot): Remove.
  (is-macro?): Check that the argument is a symbol. Now-unnecessary
  check removed in `compile-tree-il'.
  (macro?, define-macro!, get-macro): Store macro definitions in the
  function slot, not in a separate macro slot.
* module/language/elisp/runtime.scm (built-in-macro): Wrap the macro
  function in a macro object (i.e., cons the symbol `macro' onto it).
* module/language/elisp/runtime/function-slot.scm: Move contents to
  "subrs.scm". Re-export function and macro definitions instead of
  defining functions directly in this module.
* module/language/elisp/runtime/macro-slot.scm: Move contents to
  "macros.scm" and remove.
* module/language/elisp/runtime/macros.scm: New file containing macro
  definitions from "macro-slot.scm".
* module/language/elisp/runtime/subrs.scm: New file containing function
  definitions from "function-slot.scm".

Signed-off-by: Andy Wingo <wingo@pobox.com>
2010-12-07 13:21:02 +01:00
Renamed from module/language/elisp/runtime/macro-slot.scm (Browse further)