* src/frontends/controllers/frontend_helpers.cpp Family name):

	- don't try to trim after a dot that is the last character in the name
	  (fixes crash, bug 3981)

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@18992 a592a061-630c-0410-9148-cb99ea01b6c8

diff --git a/src/frontends/controllers/frontend_helpers.cpp b/src/frontends/controllers/frontend_helpers.cpp
index 3e1918b3c2aa370d8578960a944b1ad481bdbccd..83339e32427c6b9cc7855da0b2b69192e40483f1 100644 (file)
--- a/src/frontends/controllers/frontend_helpers.cpp
+++ b/src/frontends/controllers/frontend_helpers.cpp
@@ -191,7 +191,7 @@ docstring const familyName(docstring const & name)
        if (idx != docstring::npos)
                return ltrim(fname.substr(0, idx));
        idx = fname.rfind('.');
-       if (idx != docstring::npos)
+       if (idx != docstring::npos && idx < fname.size() - 1)
                fname = ltrim(fname.substr(idx + 1));
        // test if we have a LaTeX Space in front
        if (fname[0] == '\\')