From b66511f7680a195c5f56f2275f21e1d571706fba Mon Sep 17 00:00:00 2001 From: Leonard Randall Date: Thu, 27 Nov 2014 09:38:21 +0100 Subject: [PATCH] Backport regexp stack overflow fix from emacs-24. * textmodes/reftex-parse.el (reftex-using-biblatex-p): Make search for comment lines non-greedy and stopping at newlines to fix stack overflows with large files. [Backport] Signed-off-by: Tassilo Horn --- lisp/ChangeLog | 6 ++++++ lisp/textmodes/reftex-parse.el | 2 +- 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/lisp/ChangeLog b/lisp/ChangeLog index af75f8db368..d88ecfeb8a8 100644 --- a/lisp/ChangeLog +++ b/lisp/ChangeLog @@ -1,3 +1,9 @@ +2014-11-27 Leonard Randall + + * textmodes/reftex-parse.el (reftex-using-biblatex-p): Make search + for comment lines non-greedy and stopping at newlines to fix stack + overflows with large files. [Backport] + 2014-11-27 Fabián Ezequiel Gallina * progmodes/python.el (python-shell-completion-setup-code): Use diff --git a/lisp/textmodes/reftex-parse.el b/lisp/textmodes/reftex-parse.el index 71bec89a51d..a5572118fff 100644 --- a/lisp/textmodes/reftex-parse.el +++ b/lisp/textmodes/reftex-parse.el @@ -357,7 +357,7 @@ of master file." (member "biblatex" TeX-active-styles) ;; poor-man's check... (save-excursion - (re-search-forward "^[^%]*\\\\usepackage.*{biblatex}" nil t)))) + (re-search-forward "^[^%\n]*?\\\\usepackage.*{biblatex}" nil t)))) (defun reftex-locate-bibliography-files (master-dir &optional files) "Scan buffer for bibliography macros and return file list." -- 2.39.5