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* lisp/progmodes/hideif.el: Use lexical-binding. Fix up cl-lib usage.

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Stefan Monnier 2014-06-27 21:52:38 -04:00
parent f036e167fe
commit b1c4d6861e
2 changed files with 28 additions and 27 deletions
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4
lisp/ChangeLog
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@ -1,3 +1,7 @@
2014-06-28 Stefan Monnier <monnier@iro.umontreal.ca>
* progmodes/hideif.el: Use lexical-binding. Fix up cl-lib usage.
2014-06-28 K. Handa <handa@gnu.org>
Fix Bug#17739.

51
lisp/progmodes/hideif.el
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@ -1,4 +1,4 @@
;;; hideif.el --- hides selected code within ifdef
;;; hideif.el --- hides selected code within ifdef -*- lexical-binding:t -*-
;; Copyright (C) 1988, 1994, 2001-2014 Free Software Foundation, Inc.
@ -550,8 +550,8 @@ that form should be displayed.")
(setq tok (cadr tokens))
(if (eq (car tokens) 'hif-lparen)
(if (and (hif-if-valid-identifier-p tok)
(eq (caddr tokens) 'hif-rparen))
(setq tokens (cdddr tokens))
(eq (cl-caddr tokens) 'hif-rparen))
(setq tokens (cl-cdddr tokens))
(error "#define followed by non-identifier: %S" tok))
(setq tok (car tokens)
tokens (cdr tokens))
@ -607,9 +607,8 @@ detecting self-reference."
;; for hif-macro-supply-arguments
(let* ((hif-token-list (cdr remains))
(hif-token nil)
(parmlist (mapcar 'hif-expand-token-list
(hif-get-argument-list
tok)))
(parmlist (mapcar #'hif-expand-token-list
(hif-get-argument-list)))
(result
(hif-expand-token-list
(hif-macro-supply-arguments tok parmlist)
@ -618,10 +617,10 @@ detecting self-reference."
result))
;; Argument list is nil, direct expansion
(setq rep (hif-expand-token-list
(caddr rep) ; Macro's token list
(cl-caddr rep) ; Macro's token list
tok expand_list))
;; Replace all remaining references immediately
(setq remains (substitute tok rep remains))
(setq remains (cl-substitute tok rep remains))
rep)
;; Lookup tok returns an atom
rep))
@ -824,7 +823,7 @@ factor : '!' factor | '~' factor | '(' expr ')' | 'defined(' id ')' |
(hif-place-macro-invocation ident)
`(hif-lookup (quote ,ident)))))))
(defun hif-get-argument-list (ident)
(defun hif-get-argument-list ()
(let ((nest 0)
(parmlist nil) ; A "token" list of parameters, will later be parsed
(parm nil))
@ -849,7 +848,7 @@ factor : '!' factor | '~' factor | '(' expr ')' | 'defined(' id ')' |
(nreverse parmlist)))
(defun hif-place-macro-invocation (ident)
(let ((parmlist (hif-get-argument-list ident)))
(let ((parmlist (hif-get-argument-list)))
`(hif-invoke (quote ,ident) (quote ,parmlist))))
(defun hif-string-concatenation ()
@ -861,7 +860,7 @@ factor : '!' factor | '~' factor | '(' expr ')' | 'defined(' id ')' |
(substring hif-token 1)))) ; remove leading '"'
result))
(defun hif-define-macro (parmlist token-body)
(defun hif-define-macro (_parmlist _token-body)
"A marker for defined macro with arguments.
This macro cannot be evaluated alone without parameters inputed."
;;TODO: input arguments at run time, use minibuffer to query all arguments
@ -1002,8 +1001,8 @@ preprocessing token"
result)))
(defun hif-delimit (lis atom)
(nconc (mapcan (lambda (l) (list l atom))
(butlast lis))
(nconc (cl-mapcan (lambda (l) (list l atom))
(butlast lis))
(last lis)))
;; Perform token replacement:
@ -1018,7 +1017,6 @@ preprocessing token"
(macro-body (and macro (cadr macro)))
actual-count
formal-count
actual
formal
etc)
@ -1055,10 +1053,10 @@ preprocessing token"
;; Unlike `subst', `substitute' replace only the top level
;; instead of the whole tree; more importantly, it's not
;; destructive.
(substitute (if (and etc (null formal-parms))
(hif-delimit actual-parms 'hif-comma)
(car actual-parms))
formal macro-body))
(cl-substitute (if (and etc (null formal-parms))
(hif-delimit actual-parms 'hif-comma)
(car actual-parms))
formal macro-body))
(setq actual-parms (cdr actual-parms)))
;; Replacement completed, flatten the whole token list
@ -1462,7 +1460,6 @@ first arg will be `hif-etc'."
(let* ((defining (string= "define" (match-string 2)))
(name (and (re-search-forward hif-macroref-regexp max t)
(match-string 1)))
(parsed nil)
(parmlist (and (match-string 3) ; First arg id found
(hif-parse-macro-arglist (match-string 2)))))
(if defining
@ -1534,15 +1531,15 @@ It does not do the work that's pointless to redo on a recursive entry."
(save-excursion
(let ((case-fold-search nil)
min max)
(goto-char (point-min))
(goto-char (point-min))
(setf min (point))
(loop do
(setf max (hif-find-any-ifX))
(hif-add-new-defines min max)
(if max
(hif-possibly-hide))
(setf min (point))
while max))))
(cl-loop do
(setf max (hif-find-any-ifX))
(hif-add-new-defines min max)
(if max
(hif-possibly-hide))
(setf min (point))
while max))))
;;===%%SF%% hide-ifdef-hiding (End) ===