Do not write \default_view_format if it is empty.

[features.git] / src / LyXRC.cpp

diff --git a/src/LyXRC.cpp b/src/LyXRC.cpp
index 52a7168d92c2cba235ba81f9b54f52ab8d3d63c0..afa30007b139197dfec8cc9f1daf7fe3ad4fb0df 100644 (file)
--- a/src/LyXRC.cpp
+++ b/src/LyXRC.cpp
@@ -2729,8 +2729,9 @@ void LyXRC::write(ostream & os, bool ignore_system_lyxrc, string const & name) c
                        break;
                // fall through
        case RC_DEFAULT_VIEW_FORMAT:
-               if (ignore_system_lyxrc ||
-                   default_view_format != system_lyxrc.default_view_format) {
+               if ((ignore_system_lyxrc ||
+                       default_view_format != system_lyxrc.default_view_format)
+                       && !default_view_format.empty()) {
                        os << "\\default_view_format " << default_view_format << '\n';
                }
                if (tag != RC_LAST)
@@ -2947,7 +2948,8 @@ void actOnUpdatedPrefs(LyXRC const & lyxrc_orig, LyXRC const & lyxrc_new)
                || lyxrc_orig.roman_font_foundry != lyxrc_new.roman_font_foundry
                || lyxrc_orig.sans_font_foundry != lyxrc_new.sans_font_foundry
                || lyxrc_orig.use_scalable_fonts != lyxrc_new.use_scalable_fonts
-               || lyxrc_orig.font_sizes != lyxrc_new.font_sizes
+               || !std::equal(std::begin(lyxrc_orig.font_sizes), std::end(lyxrc_orig.font_sizes),
+                              std::begin(lyxrc_new.font_sizes))
                || lyxrc_orig.typewriter_font_foundry != lyxrc_new.typewriter_font_foundry
                || lyxrc_orig.defaultZoom != lyxrc_new.defaultZoom) {
                        dispatch(FuncRequest(LFUN_SCREEN_FONT_UPDATE));