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[lyx.git] / src / Session.cpp

diff --git a/src/Session.cpp b/src/Session.cpp
index aff0628fbf54dd0823f30fb8f1c4642812f0f1f2..3fc7ca2c39bd124ee97cc614c66edb1b092a8eaf 100644 (file)
--- a/src/Session.cpp
+++ b/src/Session.cpp
@@ -40,7 +40,6 @@ string const sec_lastcommands = "[last commands]";
 
 namespace lyx {
 
-
 LastFilesSection::LastFilesSection(unsigned int num) :
        default_num_last_files(4),
        absolute_max_last_files(100)
@@ -151,6 +150,16 @@ void LastOpenedSection::write(ostream & os) const
 void LastOpenedSection::add(FileName const & file, bool active)
 {
        LastOpenedFile lof(file, active);
+       // check if file is already recorded (this can happen
+       // with multiple buffer views). We do only record each
+       // file once, since we cannot restore multiple views
+       // currently, we even crash in some cases (see #9483).
+       // FIXME: Add session support for multiple views of
+       //        the same buffer (split-view etc.).
+       for (size_t i = 0; i < lastopened.size(); ++i) {
+               if (lastopened[i].file_name == file)
+                       return;
+       }
        lastopened.push_back(lof);
 }