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Simplify BRE.

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git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@5618 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Angus Leeming 2002-11-12 13:53:47 +00:00
parent c4075449be
commit 87bcc2eb1c
2 changed files with 6 additions and 3 deletions
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1
src/frontends/controllers/ChangeLog
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@ -1,6 +1,7 @@
2002-11-12 Angus Leeming <leeming@lyx.org>
* ControlSpellchecker.C (check): fix crash
* biblio.C (escape_special_chars): simplify BRE.
2002-11-07 Edwin Leuven <leuven@fee.uva.nl>

8
src/frontends/controllers/biblio.C
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@ -243,9 +243,11 @@ namespace {
// These characters are literals when preceded by a "\", which is done here
string const escape_special_chars(string const & expr)
{
// Search for all chars .|*?+(){}[]^$\
// Note that they must be escaped in the RE.
boost::RegEx reg("[\\.\\|\\*\\?\\+\\(\\)\\{\\}\\[\\]\\^\\$\\\\]");
// Search for all chars .|*?+(){}[^$]\
// Note that '[', ']' and '\' must be escaped.
// This is a limitation of boost::regex, but all other chars in BREs
// are assumed literal.
boost::RegEx reg("[.|*?+(){}^$\\[\\]\\\\]");
// $& is a perl-like expression that expands to all of the current match
// The '$' must be prefixed with the escape character '\' for