Hack to display section symbol

[lyx.git] / src / PDFOptions.cpp

diff --git a/src/PDFOptions.cpp b/src/PDFOptions.cpp
index a3dd1f34e5b57e523cde903bab19e1eb57897e74..dc638f544dafb3638f6ad020fd7cff93c3414fd2 100644 (file)
--- a/src/PDFOptions.cpp
+++ b/src/PDFOptions.cpp
@@ -14,6 +14,7 @@
 #include "PDFOptions.h"
 
 #include "Encoding.h"
+#include "LaTeXFeatures.h"
 #include "Lexer.h"
 #include "OutputParams.h"
 #include "texstream.h"
@@ -105,10 +106,10 @@ void PDFOptions::writeLaTeX(OutputParams & runparams, otexstream & os,
                opt += runparams.hyperref_driver + ",";
 
        // Since LyX uses unicode, also set the PDF strings to unicode strings
-       // with the hyperref option "unicode". (With Xe/LuaTeX and pTeX,
-       // unicode=true is the default, with Japanese (platex), the option
-       // leads to errors (even if the input encoding is UTF-8).)
-       if (!runparams.isFullUnicode() && !runparams.use_japanese)
+       // with the hyperref option "unicode". This is only needed with pdflatex.
+       // As of 2021/02/04, unicode=true is default.
+       if (!LaTeXFeatures::isAvailableAtLeastFrom("hyperref", 2021, 2, 4)
+            && !runparams.isFullUnicode() && !runparams.use_japanese)
                opt += "unicode=true,";
 
        // only use the hyperref settings if hyperref is enabled by the user
@@ -118,7 +119,8 @@ void PDFOptions::writeLaTeX(OutputParams & runparams, otexstream & os,
                // explicitly given
                if (pdfusetitle && title.empty() && author.empty())
                        opt += "pdfusetitle,";
-               opt += "\n ";
+               if (!opt.empty())
+                       opt += "\n ";
                opt += "bookmarks=" + convert<string>(bookmarks) + ',';
                if (bookmarks) {
                        opt += "bookmarksnumbered=" + convert<string>(bookmarksnumbered) + ',';
@@ -127,7 +129,8 @@ void PDFOptions::writeLaTeX(OutputParams & runparams, otexstream & os,
                                opt += "bookmarksopenlevel="
                                + convert<string>(bookmarksopenlevel) + ',';
                }
-               opt += "\n ";
+               if (!opt.empty())
+                       opt += "\n ";
                opt += "breaklinks=" + convert<string>(breaklinks) + ',';
                opt += "pdfborder={0 0 ";
                opt += (pdfborder ? '0' : '1');
@@ -191,7 +194,7 @@ void PDFOptions::writeLaTeX(OutputParams & runparams, otexstream & os,
        // this if the current input encoding does not support a character.
        // FIXME: don't use \inputencoding if "inputenc" is not loaded (#9839).
        if (need_unicode && enc && enc->iconvName() != "UTF-8") {
-           if (runparams.flavor != OutputParams::XETEX)
+           if (runparams.flavor != Flavor::XeTeX)
                        os << "\\inputencoding{utf8}\n";
                os << setEncoding("UTF-8");
        }
@@ -211,7 +214,7 @@ void PDFOptions::writeLaTeX(OutputParams & runparams, otexstream & os,
                os << from_utf8(opt);
        if (need_unicode && enc && enc->iconvName() != "UTF-8") {
                os << setEncoding(enc->iconvName());
-           if (runparams.flavor != OutputParams::XETEX)
+           if (runparams.flavor != Flavor::XeTeX)
                        os << "\\inputencoding{" << from_ascii(enc->latexName()) << "}\n";
        }
 }