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[nongnu] elpa/sweeprolog 556521bbc3: * sweep.pl (list_tail/2): Fix possi
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ELPA Syncer |
Subject: |
[nongnu] elpa/sweeprolog 556521bbc3: * sweep.pl (list_tail/2): Fix possible non-termination |
Date: |
Wed, 4 Jan 2023 03:59:53 -0500 (EST) |
branch: elpa/sweeprolog
commit 556521bbc3de285e38e598d294b2e7b24a1e6b1d
Author: Eshel Yaron <me@eshelyaron.com>
Commit: Eshel Yaron <me@eshelyaron.com>
* sweep.pl (list_tail/2): Fix possible non-termination
---
README.org | 2 +-
sweep.pl | 2 +-
sweeprolog-tests.el | 1 +
3 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/README.org b/README.org
index 757f19e650..b66ceb3011 100644
--- a/README.org
+++ b/README.org
@@ -1338,7 +1338,7 @@ command ~M-x sweeprolog-term-search~. This command,
bound by default to
~C-c C-s~ in ~sweeprolog-mode~ buffers, prompts for a Prolog term to
search for and finds terms in the current buffer that the search term
subsumes. For example, to find if-then-else constructs in the current
-buffer do ~C-c C-s _ ; _ -> _ RET~.
+buffer do ~C-c C-s _ -> _ ; _ RET~.
#+FINDEX: sweeprolog-term-search-repeat-forward
#+FINDEX: sweeprolog-term-search-repeat-backward
diff --git a/sweep.pl b/sweep.pl
index e7e3c46223..c9fdf80312 100644
--- a/sweep.pl
+++ b/sweep.pl
@@ -1028,5 +1028,5 @@ sweep_match_term(parentheses_term_position(_, _,
ContentPos), Term0, Term, From,
sweep_match_term(quasi_quotation_position(_, _, SyntaxTerm, SyntaxPos, _), _,
Term, From, To) :-
sweep_match_term(SyntaxPos, SyntaxTerm, Term, From, To).
-list_tail([_|T0], T) :- T0 = [_|_], !, list_tail(T0, T).
+list_tail([_|T0], T) :- nonvar(T0), T0 = [_|_], !, list_tail(T0, T).
list_tail([_|T], T).
diff --git a/sweeprolog-tests.el b/sweeprolog-tests.el
index f2d4206dab..5fa1cf8df9 100644
--- a/sweeprolog-tests.el
+++ b/sweeprolog-tests.el
@@ -85,6 +85,7 @@ foo(Baz) :- baz.
"pl"
"
bar(bar(bar), bar{bar:bar}, [bar,bar|bar]).
+foo([Bar|Baz]).
")))
(find-file-literally temp)
(sweeprolog-mode)
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