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* imenu--generic-function broken for imenu-syntax-alist
@ 2002-08-20 20:06 Glenn Morris
  2002-08-20 20:11 ` Stefan Monnier
  0 siblings, 1 reply; 2+ messages in thread
From: Glenn Morris @ 2002-08-20 20:06 UTC (permalink / raw)
  Cc: emacs-devel


imenu is currently (in the trunk) broken for modes that define a value of
imenu-syntax-alist. For example, Fortran mode, Scheme mode.

The problem seems to be caused by this change:

2001-11-19  Stefan Monnier  <monnier@cs.yale.edu>

	* imenu.el 
        [...]
	(imenu--generic-function): Use dolist.


===================================================================
RCS file: /cvsroot/emacs/emacs/lisp/imenu.el,v
retrieving revision 1.86
retrieving revision 1.87
diff -c -r1.86 -r1.87

[...]

*** 797,810 ****
          (table (copy-syntax-table (syntax-table)))
          (slist imenu-syntax-alist))
      ;; Modify the syntax table used while matching regexps.
!     (while slist
        ;; The character(s) to modify may be a single char or a string.
!       (if (numberp (caar slist))
! 	  (modify-syntax-entry (caar slist) (cdar slist) table)
! 	(mapc (lambda (c)
! 		(modify-syntax-entry c (cdar slist) table))
! 	      (caar slist)))
!       (setq slist (cdr slist)))
      (goto-char (point-max))
      (imenu-progress-message prev-pos 0 t)
      (unwind-protect			; for syntax table
--- 775,786 ----
          (table (copy-syntax-table (syntax-table)))
          (slist imenu-syntax-alist))
      ;; Modify the syntax table used while matching regexps.
!     (dolist (syn slist)
        ;; The character(s) to modify may be a single char or a string.
!       (if (numberp (car syn))
! 	  (modify-syntax-entry (car syn) (cdr syn) table)
! 	(dolist (c (car syn))
! 	  (modify-syntax-entry c (cdr syn) table))))
      (goto-char (point-max))
      (imenu-progress-message prev-pos 0 t)
      (unwind-protect			; for syntax table



(dolist (c (car syn)) breaks because (car syn) is a string, not a list.

Any objections to reverting to mapc for this bit?

2002-08-20  Glenn Morris  <gmorris@ast.cam.ac.uk>

	* imenu.el (imenu--generic-function): Use mapc.


===================================================================
RCS file: /cvsroot/emacs/emacs/lisp/imenu.el,v
retrieving revision 1.90
diff -c -r1.90 imenu.el
*** imenu.el	15 Aug 2002 00:11:15 -0000	1.90
--- imenu.el	20 Aug 2002 19:59:24 -0000
***************
*** 788,795 ****
        ;; The character(s) to modify may be a single char or a string.
        (if (numberp (car syn))
  	  (modify-syntax-entry (car syn) (cdr syn) table)
! 	(dolist (c (car syn))
! 	  (modify-syntax-entry c (cdr syn) table))))
      (goto-char (point-max))
      (imenu-progress-message prev-pos 0 t)
      (unwind-protect			; for syntax table
--- 788,796 ----
        ;; The character(s) to modify may be a single char or a string.
        (if (numberp (car syn))
  	  (modify-syntax-entry (car syn) (cdr syn) table)
!         (mapc (lambda (c)
!                 (modify-syntax-entry c (cdr syn) table))
!               (car syn))))
      (goto-char (point-max))
      (imenu-progress-message prev-pos 0 t)
      (unwind-protect			; for syntax table

^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: imenu--generic-function broken for imenu-syntax-alist
  2002-08-20 20:06 imenu--generic-function broken for imenu-syntax-alist Glenn Morris
@ 2002-08-20 20:11 ` Stefan Monnier
  0 siblings, 0 replies; 2+ messages in thread
From: Stefan Monnier @ 2002-08-20 20:11 UTC (permalink / raw)
  Cc: monnier+gnu/emacs, emacs-devel

> (dolist (c (car syn)) breaks because (car syn) is a string, not a list.
> 
> Any objections to reverting to mapc for this bit?

No objection and thanks for the heads up.
Sorry about my ignorance,


	Stefan

^ permalink raw reply	[flat|nested] 2+ messages in thread

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