Move <algorithm> from DocIterator.h

[lyx.git] / src / mathed / MathStream.h

diff --git a/src/mathed/MathStream.h b/src/mathed/MathStream.h
index 9344dac497e85e6f37531b06984327ed65ed7ea2..1d7e1de42423b4dc81475ce19a8270284d5a9738 100644 (file)
--- a/src/mathed/MathStream.h
+++ b/src/mathed/MathStream.h
@@ -327,7 +327,7 @@ public:
 class CTag {
 public:
        ///
-       CTag(char const * const tag, std::string attr = "")
+       CTag(char const * const tag, std::string const & attr = "")
             : tag_(tag), attr_(attr) {}
        ///
        char const * const tag_;
@@ -346,7 +346,7 @@ class MathExportException : public std::exception {};
 class MathStream {
 public:
        /// Builds a stream proxy for os; the MathML namespace is given by xmlns (supposed to be already defined elsewhere in the document).
-       explicit MathStream(odocstream & os, std::string xmlns="", bool xmlMode=false);
+       explicit MathStream(odocstream & os, std::string const & xmlns = "", bool xmlMode = false);
        ///
        void cr();
        ///
@@ -370,7 +370,9 @@ public:
        ///
        bool xmlMode() const { return xml_mode_; }
        /// Returns the tag name prefixed by the name space if needed.
-       std::string namespacedTag(std::string tag) const { return ((xmlns().empty()) ? "" : xmlns() + ":") + tag; }
+       std::string namespacedTag(std::string const & tag) const {
+               return (xmlns().empty() ? "" : xmlns() + ":") + tag;
+       }
 private:
        ///
        void setTextMode(bool t) { in_text_ = t; }