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[Emacs-diffs] master 3a618e5: Move side-effect-free from unsafep.el to s
From: |
Basil L. Contovounesios |
Subject: |
[Emacs-diffs] master 3a618e5: Move side-effect-free from unsafep.el to subr.el |
Date: |
Sun, 21 Apr 2019 14:05:04 -0400 (EDT) |
branch: master
commit 3a618e5f89c86bc96925b06647fb33568c8fa2c9
Author: Basil L. Contovounesios <address@hidden>
Commit: Basil L. Contovounesios <address@hidden>
Move side-effect-free from unsafep.el to subr.el
* lisp/emacs-lisp/unsafep.el: Move side-effect-free property setting
from here...
* lisp/subr.el: ...to here, as function declarations for modularity.
---
lisp/emacs-lisp/unsafep.el | 5 -----
lisp/subr.el | 8 ++++++++
2 files changed, 8 insertions(+), 5 deletions(-)
diff --git a/lisp/emacs-lisp/unsafep.el b/lisp/emacs-lisp/unsafep.el
index d20b751..1a2f1f3 100644
--- a/lisp/emacs-lisp/unsafep.el
+++ b/lisp/emacs-lisp/unsafep.el
@@ -92,11 +92,6 @@
in the parse.")
(put 'unsafep-vars 'risky-local-variable t)
-;;Side-effect-free functions from subr.el
-(dolist (x '(assoc-default butlast last match-string
- match-string-no-properties member-ignore-case remove remq))
- (put x 'side-effect-free t))
-
;;Other safe functions
(dolist (x '(;;Special forms
and catch if or prog1 prog2 progn while unwind-protect
diff --git a/lisp/subr.el b/lisp/subr.el
index bf3716b..f68f9dd 100644
--- a/lisp/subr.el
+++ b/lisp/subr.el
@@ -580,6 +580,7 @@ i.e., subtract 2 * most-negative-fixnum from VALUE before
shifting it."
If LIST is nil, return nil.
If N is non-nil, return the Nth-to-last link of LIST.
If N is bigger than the length of LIST, return LIST."
+ (declare (side-effect-free t))
(if n
(and (>= n 0)
(let ((m (safe-length list)))
@@ -591,6 +592,7 @@ If N is bigger than the length of LIST, return LIST."
"Return a copy of LIST with the last N elements removed.
If N is omitted or nil, the last element is removed from the
copy."
+ (declare (side-effect-free t))
(if (and n (<= n 0)) list
(nbutlast (copy-sequence list) n)))
@@ -726,6 +728,7 @@ If that is non-nil, the element matches; then
`assoc-default'
If no element matches, the value is nil.
If TEST is omitted or nil, `equal' is used."
+ (declare (side-effect-free t))
(let (found (tail alist) value)
(while (and tail (not found))
(let ((elt (car tail)))
@@ -739,6 +742,7 @@ If TEST is omitted or nil, `equal' is used."
ELT must be a string. Upper-case and lower-case letters are treated as equal.
Unibyte strings are converted to multibyte for comparison.
Non-strings in LIST are ignored."
+ (declare (side-effect-free t))
(while (and list
(not (and (stringp (car list))
(eq t (compare-strings elt 0 nil (car list) 0 nil t)))))
@@ -822,6 +826,7 @@ Example:
(defun remove (elt seq)
"Return a copy of SEQ with all occurrences of ELT removed.
SEQ must be a list, vector, or string. The comparison is done with `equal'."
+ (declare (side-effect-free t))
(if (nlistp seq)
;; If SEQ isn't a list, there's no need to copy SEQ because
;; `delete' will return a new object.
@@ -832,6 +837,7 @@ SEQ must be a list, vector, or string. The comparison is
done with `equal'."
"Return LIST with all occurrences of ELT removed.
The comparison is done with `eq'. Contrary to `delq', this does not use
side-effects, and the argument LIST is not modified."
+ (declare (side-effect-free t))
(while (and (eq elt (car list)) (setq list (cdr list))))
(if (memq elt list)
(delq elt (copy-sequence list))
@@ -3898,6 +3904,7 @@ Zero means the entire text matched by the whole regexp or
whole string.
STRING should be given if the last search was by `string-match' on STRING.
If STRING is nil, the current buffer should be the same buffer
the search/match was performed in."
+ (declare (side-effect-free t))
(if (match-beginning num)
(if string
(substring string (match-beginning num) (match-end num))
@@ -3911,6 +3918,7 @@ Zero means the entire text matched by the whole regexp or
whole string.
STRING should be given if the last search was by `string-match' on STRING.
If STRING is nil, the current buffer should be the same buffer
the search/match was performed in."
+ (declare (side-effect-free t))
(if (match-beginning num)
(if string
(substring-no-properties string (match-beginning num)
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