[LyX/2.1.x] Backport temp file changes from bf782ee

[Georg Baum]

commit ee145f2a7474f329b2a856744de22a01fcb60283
Author: Georg Baum <b...@lyx.org>
Date:   Mon Jul 7 21:56:36 2014 +0200

    Backport temp file changes from bf782ee
    
    This is a tiny part of the commit which is needed for other thread-safety
    fixes.

diff --git a/src/support/TempFile.cpp b/src/support/TempFile.cpp
index 5c4b389..21559e1 100644
--- a/src/support/TempFile.cpp
+++ b/src/support/TempFile.cpp
@@ -74,5 +74,10 @@ FileName TempFile::name() const
 }
 
 
+void TempFile::setAutoRemove(bool autoremove)
+{
+       d->f.setAutoRemove(autoremove);
+}
+
 } // namespace support
 } // namespace lyx
diff --git a/src/support/TempFile.h b/src/support/TempFile.h
index 2adbb9f..42c1103 100644
--- a/src/support/TempFile.h
+++ b/src/support/TempFile.h
@@ -46,6 +46,13 @@ public:
         * This is empty if the file could not be created.
         */
        FileName name() const;
+       /**
+        * Set whether the file should be automatically deleted in the
+        * destructor.
+        * Automatic deletion is the default, but it can be switched off if
+        * the file should be kept, because it should be renamed afterwards.
+        */
+       void setAutoRemove(bool autoremove);
 private:
        ///
        struct Private;