[LyX/master] Fix a number of issues that were stopping compilation with MSVC 19.

Richard Kimberly Heck rikiheck at lyx.org
Mon May 4 23:24:37 UTC 2020


commit c506f304bc522ea91ad5a7e97cd4e3c7d54376b0
Author: Richard Kimberly Heck <rikiheck at lyx.org>
Date:   Mon May 4 19:41:18 2020 -0400

    Fix a number of issues that were stopping compilation with MSVC 19.
    
    Patch from Thibaut Cuvelier, modified slightly by me (mostly for style).
---
 lib/generate_contributions.py     |    8 +++++
 src/BiblioInfo.cpp                |   12 ++-----
 src/BranchList.cpp                |    7 +---
 src/Format.cpp                    |   47 +++++++++++++++++----------
 src/Format.h                      |    2 +
 src/Lexer.cpp                     |   28 +++++++---------
 src/TextClass.cpp                 |   64 +++++++++++++++++++-----------------
 src/TextClass.h                   |    6 +++-
 src/frontends/qt/GuiDocument.cpp  |    1 -
 src/frontends/tests/biblio.cpp    |    2 +-
 src/insets/InsetCommandParams.cpp |    2 +-
 src/lyxfind.cpp                   |    2 +-
 12 files changed, 99 insertions(+), 82 deletions(-)

diff --git a/lib/generate_contributions.py b/lib/generate_contributions.py
index 14b610b..666fb54 100755
--- a/lib/generate_contributions.py
+++ b/lib/generate_contributions.py
@@ -636,6 +636,14 @@ contributors = [
                  "20 Sep 2007",
                  u"Advanced search feature"),
 
+     contributor(u"Thibaut Cuvelier",
+                 "dourouc05 () gmail ! com",
+                 "GPL",
+                 "Re: Patches to improve compatibility with modern C++ standard",
+                 "msg211215",
+                 "4 May 2020",
+                 u"Windows compatibility patches"),
+
      contributor(u"Matthias Kalle Dalheimer",
                  "kalle () kdab ! net",
                  "GPL",
diff --git a/src/BiblioInfo.cpp b/src/BiblioInfo.cpp
index 2161bc6..bf7fb85 100644
--- a/src/BiblioInfo.cpp
+++ b/src/BiblioInfo.cpp
@@ -1176,13 +1176,9 @@ docstring BibTeXInfo::getValueForKey(string const & oldkey, Buffer const & buf,
 namespace {
 
 // A functor for use with sort, leading to case insensitive sorting
-class compareNoCase: public binary_function<docstring, docstring, bool>
-{
-public:
-	bool operator()(docstring const & s1, docstring const & s2) const {
-		return compare_no_case(s1, s2) < 0;
-	}
-};
+bool compareNoCase(const docstring & a, const docstring & b) {
+	return compare_no_case(a, b) < 0;
+}
 
 } // namespace
 
@@ -1229,7 +1225,7 @@ vector<docstring> const BiblioInfo::getKeys() const
 	vector<docstring> bibkeys;
 	for (auto const & bi : *this)
 		bibkeys.push_back(bi.first);
-	sort(bibkeys.begin(), bibkeys.end(), compareNoCase());
+	sort(bibkeys.begin(), bibkeys.end(), &compareNoCase);
 	return bibkeys;
 }
 
diff --git a/src/BranchList.cpp b/src/BranchList.cpp
index 9c0078b..dd09f54 100644
--- a/src/BranchList.cpp
+++ b/src/BranchList.cpp
@@ -150,9 +150,7 @@ bool BranchList::add(docstring const & s)
 		else
 			name = s.substr(i, j - i);
 		// Is this name already in the list?
-		bool const already =
-			find_if(list_.begin(), list_.end(),
-					 BranchNamesEqual(name)) != list_.end();
+		bool const already = find(name) != nullptr;
 		if (!already) {
 			added = true;
 			Branch br;
@@ -182,8 +180,7 @@ bool BranchList::rename(docstring const & oldname,
 {
 	if (newname.empty())
 		return false;
-	if (find_if(list_.begin(), list_.end(),
-			BranchNamesEqual(newname)) != list_.end()) {
+	if (find(newname)) {
 		// new name already taken
 		if (merge)
 		      return remove(oldname);
diff --git a/src/Format.cpp b/src/Format.cpp
index d6baa83..0ec1de2 100644
--- a/src/Format.cpp
+++ b/src/Format.cpp
@@ -178,6 +178,19 @@ Format const * Formats::getFormat(string const & name) const
 }
 
 
+Format * Formats::getFormat(string const & name)
+{
+	FormatList::iterator it =
+		find_if(formatlist_.begin(), formatlist_.end(),
+				[name](Format const & f) { return f.name() == name; });
+
+	if (it != formatlist_.end())
+		return &(*it);
+
+	return nullptr;
+}
+
+
 namespace {
 
 /** Guess the file format name (as in Format::name()) from contents.
@@ -596,15 +609,13 @@ void Formats::add(string const & name, string const & extensions,
 		  string const & viewer, string const & editor,
 		  string const & mime, int flags)
 {
-	FormatList::iterator it =
-		find_if(formatlist_.begin(), formatlist_.end(),
-			FormatNamesEqual(name));
-	if (it == formatlist_.end())
-		formatlist_.push_back(Format(name, extensions, prettyname,
-					    shortcut, viewer, editor, mime, flags));
+	Format * format = getFormat(name);
+	if (format)
+		*format = Format(name, extensions, prettyname, shortcut, viewer,
+				 editor, mime, flags);
 	else
-		*it = Format(name, extensions, prettyname, shortcut, viewer,
-			     editor, mime, flags);
+		formatlist_.push_back(Format(name, extensions, prettyname,
+						shortcut, viewer, editor, mime, flags));
 }
 
 
@@ -627,22 +638,22 @@ void Formats::sort()
 void Formats::setViewer(string const & name, string const & command)
 {
 	add(name);
-	FormatList::iterator it =
-		find_if(formatlist_.begin(), formatlist_.end(),
-			FormatNamesEqual(name));
-	if (it != formatlist_.end())
-		it->setViewer(command);
+	Format * format = getFormat(name);
+	if (format)
+		format->setViewer(command);
+	else
+		LYXERR0("Unable to set viewer for non-existent format: " << name);
 }
 
 
 void Formats::setEditor(string const & name, string const & command)
 {
 	add(name);
-	FormatList::iterator it =
-		find_if(formatlist_.begin(), formatlist_.end(),
-			FormatNamesEqual(name));
-	if (it != formatlist_.end())
-		it->setEditor(command);
+	Format * format = getFormat(name);
+	if (format)
+		format->setEditor(command);
+	else
+		LYXERR0("Unable to set editor for non-existent format: " << name);
 }
 
 
diff --git a/src/Format.h b/src/Format.h
index 4fcd3c9..495d9b1 100644
--- a/src/Format.h
+++ b/src/Format.h
@@ -152,6 +152,8 @@ public:
 	Format & get(FormatList::size_type i) { return formatlist_[i]; }
 	/// \returns format named \p name if it exists, otherwise 0
 	Format const * getFormat(std::string const & name) const;
+	/// \returns format named \p name if it exists, otherwise 0
+	Format * getFormat(std::string const & name);
 	/*!
 	 * Get the format of \p filename from file contents or, if this
 	 * fails, from file extension.
diff --git a/src/Lexer.cpp b/src/Lexer.cpp
index 3f03929..c290260 100644
--- a/src/Lexer.cpp
+++ b/src/Lexer.cpp
@@ -132,25 +132,21 @@ private:
 };
 
 
-
 namespace {
 
-class CompareTags
-	: public binary_function<LexerKeyword, LexerKeyword, bool> {
-public:
-	// used by lower_bound, sort and sorted
-	bool operator()(LexerKeyword const & a, LexerKeyword const & b) const
-	{
-		// we use the ascii version, because in turkish, 'i'
-		// is not the lowercase version of 'I', and thus
-		// turkish locale breaks parsing of tags.
-		return compare_ascii_no_case(a.tag, b.tag) < 0;
-	}
-};
+// used by lower_bound, sort and sorted
+bool compareTags(LexerKeyword const & a, LexerKeyword const & b)
+{
+	// we use the ascii version, because in turkish, 'i'
+	// is not the lowercase version of 'I', and thus
+	// turkish locale breaks parsing of tags.
+	return compare_ascii_no_case(a.tag, b.tag) < 0;
+}
 
 } // namespace
 
 
+
 Lexer::Pimpl::Pimpl(LexerKeyword * tab, int num)
 	: is(&fb_), table(tab), no_items(num),
 	  status(0), lineno(0), commentChar('#')
@@ -196,14 +192,14 @@ void Lexer::Pimpl::verifyTable()
 {
 	// Check if the table is sorted and if not, sort it.
 	if (table
-	    && !lyx::sorted(table, table + no_items, CompareTags())) {
+	    && !lyx::sorted(table, table + no_items, &compareTags)) {
 		lyxerr << "The table passed to Lexer is not sorted!\n"
 		       << "Tell the developers to fix it!" << endl;
 		// We sort it anyway to avoid problems.
 		lyxerr << "\nUnsorted:" << endl;
 		printTable(lyxerr);
 
-		sort(table, table + no_items, CompareTags());
+		sort(table, table + no_items, &compareTags);
 		lyxerr << "\nSorted:" << endl;
 		printTable(lyxerr);
 	}
@@ -440,7 +436,7 @@ int Lexer::Pimpl::searchKeyword(char const * const tag) const
 	LexerKeyword search_tag = { tag, 0 };
 	LexerKeyword * res =
 		lower_bound(table, table + no_items,
-			    search_tag, CompareTags());
+			    search_tag, &compareTags);
 	// use the compare_ascii_no_case instead of compare_no_case,
 	// because in turkish, 'i' is not the lowercase version of 'I',
 	// and thus turkish locale breaks parsing of tags.
diff --git a/src/TextClass.cpp b/src/TextClass.cpp
index c22e7ae..91f68f7 100644
--- a/src/TextClass.cpp
+++ b/src/TextClass.cpp
@@ -72,20 +72,6 @@ int const LYXFILE_LAYOUT_FORMAT = LAYOUT_FORMAT;
 
 namespace {
 
-class LayoutNamesEqual : public unary_function<Layout, bool> {
-public:
-	LayoutNamesEqual(docstring const & name)
-		: name_(name)
-	{}
-	bool operator()(Layout const & c) const
-	{
-		return c.name() == name_;
-	}
-private:
-	docstring name_;
-};
-
-
 bool layout2layout(FileName const & filename, FileName const & tempfile,
                    int const format = LAYOUT_FORMAT)
 {
@@ -1615,10 +1601,7 @@ string const & TextClass::prerequisites(string const & sep) const
 bool TextClass::hasLayout(docstring const & n) const
 {
 	docstring const name = n.empty() ? defaultLayoutName() : n;
-
-	return find_if(layoutlist_.begin(), layoutlist_.end(),
-		       LayoutNamesEqual(name))
-		!= layoutlist_.end();
+	return getLayout(name) != nullptr;
 }
 
 
@@ -1635,10 +1618,8 @@ Layout const & TextClass::operator[](docstring const & name) const
 {
 	LATTEST(!name.empty());
 
-	const_iterator it =
-		find_if(begin(), end(), LayoutNamesEqual(name));
-
-	if (it == end()) {
+	Layout const * c = getLayout(name);
+	if (!c) {
 		LYXERR0("We failed to find the layout '" << name
 		       << "' in the layout list. You MUST investigate!");
 		for (auto const & lay : *this)
@@ -1649,7 +1630,7 @@ Layout const & TextClass::operator[](docstring const & name) const
 		LASSERT(false, return dummy);
 	}
 
-	return *it;
+	return *c;
 }
 
 
@@ -1658,9 +1639,8 @@ Layout & TextClass::operator[](docstring const & name)
 	LATTEST(!name.empty());
 	// Safe to continue, given what we do below.
 
-	iterator it = find_if(begin(), end(), LayoutNamesEqual(name));
-
-	if (it == end()) {
+	Layout * c = getLayout(name);
+	if (!c) {
 		LYXERR0("We failed to find the layout '" << to_utf8(name)
 		       << "' in the layout list. You MUST investigate!");
 		for (auto const & lay : *this)
@@ -1670,10 +1650,10 @@ Layout & TextClass::operator[](docstring const & name)
 		LATTEST(false);
 		// we are here only in release mode
 		layoutlist_.push_back(createBasicLayout(name, true));
-		it = find_if(begin(), end(), LayoutNamesEqual(name));
+		c = getLayout(name);
 	}
 
-	return *it;
+	return *c;
 }
 
 
@@ -1684,9 +1664,9 @@ bool TextClass::deleteLayout(docstring const & name)
 
 	LayoutList::iterator it =
 		remove_if(layoutlist_.begin(), layoutlist_.end(),
-			  LayoutNamesEqual(name));
+			[name](const Layout &c) { return c.name() == name; });
 
-	LayoutList::iterator end = layoutlist_.end();
+	LayoutList::iterator const end = layoutlist_.end();
 	bool const ret = (it != end);
 	layoutlist_.erase(it, end);
 	return ret;
@@ -1727,6 +1707,30 @@ bool TextClass::load(string const & path) const
 }
 
 
+Layout const * TextClass::getLayout(docstring const & name) const
+{
+	LayoutList::const_iterator cit =
+		find_if(begin(), end(),
+			[name](const Layout &c) { return c.name() == name; });
+	if (cit == layoutlist_.end())
+		return nullptr;
+
+	return &(*cit);
+}
+
+
+Layout * TextClass::getLayout(docstring const & name)
+{
+	LayoutList::iterator it =
+		find_if(layoutlist_.begin(), layoutlist_.end(),
+			[name](const Layout &c) { return c.name() == name; });
+	if (it == layoutlist_.end())
+		return nullptr;
+
+	return &(*it);
+}
+
+
 bool DocumentClass::addLayoutIfNeeded(docstring const & n) const
 {
 	if (hasLayout(n))
diff --git a/src/TextClass.h b/src/TextClass.h
index 6589139..207b868 100644
--- a/src/TextClass.h
+++ b/src/TextClass.h
@@ -211,7 +211,11 @@ public:
 	bool hasOutputFormat() const { return has_output_format_; }
 	/// Return the non-localised names for the toc types.
 	std::map<std::string, docstring> const &
-	outlinerNames() const { return outliner_names_; }
+		outlinerNames() const { return outliner_names_; }
+	/// \returns Layout named \p name if it exists, otherwise 0
+	Layout const * getLayout(docstring const & name) const;
+	/// \returns Layout named \p name if it exists, otherwise 0
+	Layout * getLayout(docstring const & name);
 
 protected:
 	/// Protect construction
diff --git a/src/frontends/qt/GuiDocument.cpp b/src/frontends/qt/GuiDocument.cpp
index 8611c23..ff4c3fe 100644
--- a/src/frontends/qt/GuiDocument.cpp
+++ b/src/frontends/qt/GuiDocument.cpp
@@ -177,7 +177,6 @@ namespace lyx {
 namespace {
 // used when sorting the textclass list.
 class less_textclass_avail_desc
-	: public binary_function<string, string, int>
 {
 public:
 	bool operator()(string const & lhs, string const & rhs) const
diff --git a/src/frontends/tests/biblio.cpp b/src/frontends/tests/biblio.cpp
index 530d646..97ae4a9 100644
--- a/src/frontends/tests/biblio.cpp
+++ b/src/frontends/tests/biblio.cpp
@@ -40,7 +40,7 @@ typedef map<string, string> InfoMap;
 // data entry matches the required regex_
 // This class is unfortunately copied from ../frontend_helpers.cpp, so we should
 // try to make sure to keep the two in sync.
-class RegexMatch : public unary_function<string, bool>
+class RegexMatch
 {
 public:
 	// re is used to construct an instance of lyx::regex.
diff --git a/src/insets/InsetCommandParams.cpp b/src/insets/InsetCommandParams.cpp
index 1f7d321..727ab5d 100644
--- a/src/insets/InsetCommandParams.cpp
+++ b/src/insets/InsetCommandParams.cpp
@@ -600,7 +600,7 @@ docstring InsetCommandParams::getFirstNonOptParam() const
 {
 	ParamInfo::const_iterator it =
 		find_if(info_.begin(), info_.end(),
-			not1(mem_fun_ref(&ParamInfo::ParamData::isOptional)));
+			[](ParamInfo::ParamData const & d) { return !d.isOptional(); });
 	LASSERT(it != info_.end(), return docstring());
 	return (*this)[it->name()];
 }
diff --git a/src/lyxfind.cpp b/src/lyxfind.cpp
index 6f6d0d5..f98f525 100644
--- a/src/lyxfind.cpp
+++ b/src/lyxfind.cpp
@@ -178,7 +178,7 @@ bool parse_bool(docstring & howto)
 }
 
 
-class MatchString : public binary_function<Paragraph, pos_type, int>
+class MatchString
 {
 public:
 	MatchString(docstring const & s, bool cs, bool mw)


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