Enable warning C4100 ("'identifier' : unreferenced formal parameter") and fix warnings.

cmake/CMakeLists.txt

@@ -25,7 +25,7 @@ OPTION(UNICODE_SUPPORT "Build IfcOpenShell with Unicode support (requires ICU)."
 OPTION(COLLADA_SUPPORT "Build IfcConvert with COLLADA support (requires OpenCOLLADA)." ON)
 OPTION(ENABLE_BUILD_OPTIMIZATIONS "Enable certain compiler and linker optimizations on RelWithDebInfo and Release builds." OFF)
 #TODO OPTION(IFCCONVERT_DOUBLE_PRECISION "IfcConvert: Use double precision floating-point numbers." OFF)
-OPTION(USE_IFC4 "Use IFC 4 instead of IFC 2x3" OFF)
+OPTION(USE_IFC4 "Use IFC 4 instead of IFC 2x3 (full rebuild recommended when switching this)" OFF)
 OPTION(BUILD_IFCPYTHON "Build IfcPython." ON)
 OPTION(BUILD_EXAMPLES "Build example applications." ON)
 # TODO QtViewer is deprecated ATM as it uses the 0.4 API
@@ -217,14 +217,15 @@ if(ENABLE_BUILD_OPTIMIZATIONS)
 endif()
 
 IF(MSVC)
+	# Enforce Unicode for CRT and Win32 API calls
+	ADD_DEFINITIONS(-D_UNICODE -DUNICODE)
 	# Disable warnings about unsafe C functions; we could use the safe C99 & C11 versions if we have no need for supporting old compilers.
-	ADD_DEFINITIONS(-D_UNICODE -D_SCL_SECURE_NO_WARNINGS -D_CRT_SECURE_NO_WARNINGS)
+	ADD_DEFINITIONS(-D_SCL_SECURE_NO_WARNINGS -D_CRT_SECURE_NO_WARNINGS)
 	ADD_DEFINITIONS(-bigobj) # required for building the big ifcXXX.objs, https://msdn.microsoft.com/en-us/library/ms173499.aspx
-	# Bump up the warning level from the default 3 to 4. Disable warning C4100 ("'identifier' : unreferenced formal parameter")
-	# (too much spam)
-	ADD_DEFINITIONS(-W4 -wd4100)
-	# and on VS > 2013 C4458 ("declaration of 'indentifier' hides class member") (overeager and false positives), at least for now.
-	IF(MSVC_VERSION GREATER 1800)
+	# Bump up the warning level from the default 3 to 4.
+	ADD_DEFINITIONS(-W4)
+	IF(MSVC_VERSION GREATER 1800) # > 2013
+		# Disable overeager and false positives causing C4458 ("declaration of 'indentifier' hides class member"), at least for now.
 		ADD_DEFINITIONS(-wd4458)
 	ENDIF()
 	# Link against the static VC runtime

src/examples/IfcOpenHouse.cpp

@@ -50,7 +50,7 @@ boost::none_t const null = boost::none;
 // The creation of Nurbs-surface for the IfcSite mesh, to be implemented lateron
 void createGroundShape(TopoDS_Shape& shape);
 
-int main(int argc, char** argv) {
+int main() {
 
 	// The IfcHierarchyHelper is a subclass of the regular IfcFile that provides several
 	// convenience functions for working with geometry in IFC files.

src/ifcconvert/ColladaSerializer.h

@@ -165,7 +165,7 @@ public:
 	bool ready();
 	void writeHeader();
 	void write(const IfcGeom::TriangulationElement<double>* o);
-	void write(const IfcGeom::BRepElement<double>* o) {}
+	void write(const IfcGeom::BRepElement<double>* /*o*/) {}
 	void finalize();
 	bool isTesselated() const { return true; }
 	void setUnitNameAndMagnitude(const std::string& name, float magnitude) {

src/ifcconvert/IfcConvert.cpp

@@ -42,6 +42,8 @@
 #include "../ifcconvert/XmlSerializer.h"
 #include "../ifcconvert/SvgSerializer.h"
 
+#include <IGESControl_Controller.hxx>
+
 static std::string DEFAULT_EXTENSION = "obj";
 
 void printVersion() {

src/ifcconvert/IgesSerializer.h

@@ -20,7 +20,6 @@
 #ifndef IGESSERIALIZER_H
 #define IGESSERIALIZER_H
 
-#include <IGESControl_Controller.hxx>
 #include <IGESControl_Writer.hxx>
 #include <Interface_Static.hxx>
 
@@ -43,7 +42,7 @@ public:
 	void finalize() {
 		writer.Write(out_filename.c_str());
 	}
-	void setUnitNameAndMagnitude(const std::string& name, float magnitude) {
+	void setUnitNameAndMagnitude(const std::string& /*name*/, float magnitude) {
 		const char* symbol = getSymbolForUnitMagnitude(magnitude);
 		if (symbol) {
 			Interface_Static::SetCVal("write.iges.unit", symbol);

src/ifcconvert/OpenCascadeBasedSerializer.h

@@ -37,10 +37,9 @@ public:
 	{}
 	virtual ~OpenCascadeBasedSerializer() {}
 	void writeHeader() {}
-	void writeMaterial(const IfcGeom::SurfaceStyle& style) {}
 	bool ready();
 	virtual void writeShape(const TopoDS_Shape& shape) = 0;
-	void write(const IfcGeom::TriangulationElement<double>* o) {}
+	void write(const IfcGeom::TriangulationElement<double>* /*o*/) {}
 	void write(const IfcGeom::BRepElement<double>* o);
 	bool isTesselated() const { return false; }
 	void setFile(IfcParse::IfcFile*) {}

src/ifcconvert/StepSerializer.h

@@ -20,7 +20,6 @@
 #ifndef STEPSERIALIZER_H
 #define STEPSERIALIZER_H
 
-#include <STEPControl_Controller.hxx>
 #include <STEPControl_Writer.hxx>
 #include <Interface_Static.hxx>
 
@@ -49,7 +48,7 @@ public:
 		writer.Write(out_filename.c_str());
 		std::cout.rdbuf(sb);
 	}
-	void setUnitNameAndMagnitude(const std::string& name, float magnitude) {
+	void setUnitNameAndMagnitude(const std::string& /*name*/, float magnitude) {
 		const char* symbol = getSymbolForUnitMagnitude(magnitude);
 		if (symbol) {
 			Interface_Static::SetCVal("write.step.unit", symbol);

src/ifcconvert/SvgSerializer.h

@@ -35,7 +35,6 @@ class SvgSerializer : public GeometrySerializer {
 public:
 	typedef std::pair<std::string, std::vector<util::string_buffer> > path_object;
 protected:
-	const char* getSymbolForUnitMagnitude(float mag);
 	std::ofstream svg_file;
 	double xmin, ymin, xmax, ymax, width, height;
 	boost::optional<double> section_height;
@@ -62,15 +61,14 @@ public:
 	virtual void growBoundingBox(double x, double y) { if (x < xmin) xmin = x; if (x > xmax) xmax = x; if (y < ymin) ymin = y; if (y > ymax) ymax = y; }
 	virtual ~SvgSerializer() {}
 	virtual void writeHeader();
-	virtual void writeMaterial(const IfcGeom::SurfaceStyle& style) {}
 	virtual bool ready();
-	virtual void write(const IfcGeom::TriangulationElement<double>* o) {}
+	virtual void write(const IfcGeom::TriangulationElement<double>* /*o*/) {}
 	virtual void write(const IfcGeom::BRepElement<double>* o);
 	virtual void write(path_object& p, const TopoDS_Wire& wire);
 	virtual path_object& start_path(IfcSchema::IfcBuildingStorey* storey, const std::string& id);
 	virtual bool isTesselated() const { return false; }
 	virtual void finalize();
-	virtual void setUnitNameAndMagnitude(const std::string& name, float magnitude) {}
+	virtual void setUnitNameAndMagnitude(const std::string& /*name*/, float /*magnitude*/) {}
 	virtual void setFile(IfcParse::IfcFile* f) { file = f; }
 	virtual void setBoundingRectangle(double width, double height);
 	virtual void setSectionHeight(double h) { section_height = h; }

src/ifcconvert/WavefrontObjSerializer.h

@@ -46,10 +46,10 @@ public:
 	void writeHeader();
 	void writeMaterial(const IfcGeom::Material& style);
 	void write(const IfcGeom::TriangulationElement<double>* o);
-	void write(const IfcGeom::BRepElement<double>* o) {}
+	void write(const IfcGeom::BRepElement<double>* /*o*/) {}
 	void finalize() {}
 	bool isTesselated() const { return true; }
-	void setUnitNameAndMagnitude(const std::string& name, float magnitude) {}
+	void setUnitNameAndMagnitude(const std::string& /*name*/, float /*magnitude*/) {}
 	void setFile(IfcParse::IfcFile*) {}
 };
 

src/ifcgeomserver/IfcGeomServer.cpp

@@ -156,16 +156,16 @@ public:
 
 class Get : public Command {
 protected:
-	void read_content(std::istream& s) {}
-	void write_content(std::ostream& s) {}
+	void read_content(std::istream& /*s*/) {}
+	void write_content(std::ostream& /*s*/) {}
 public:
 	Get() : Command(GET) {};
 };
 
 class GetLog : public Command {
 protected:
-	void read_content(std::istream& s) {}
-	void write_content(std::ostream& s) {}
+	void read_content(std::istream& /*s*/) {}
+	void write_content(std::ostream& /*s*/) {}
 public:
 	GetLog() : Command(GET_LOG) {};
 };
@@ -189,7 +189,7 @@ private:
 	const IfcGeom::TriangulationElement<float>* geom;
 	bool append_line_data;
 protected:
-	void read_content(std::istream& s) {}
+	void read_content(std::istream& /*s*/) {}
 	void write_content(std::ostream& s) {
 		swrite<int32_t>(s, geom->id());
 		swrite(s, geom->guid());
@@ -268,21 +268,21 @@ public:
 
 class Next : public Command {
 protected:
-	void read_content(std::istream& s) {}
-	void write_content(std::ostream& s) {}
+	void read_content(std::istream& /*s*/) {}
+	void write_content(std::ostream& /*s*/) {}
 public:
 	Next() : Command(NEXT) {};
 };
 
 class Bye : public Command {
 protected:
-	void read_content(std::istream& s) {}
-	void write_content(std::ostream& s) {}
+	void read_content(std::istream& /*s*/) {}
+	void write_content(std::ostream& /*s*/) {}
 public:
 	Bye() : Command(BYE) {};
 };
 
-int main (int argc, char** argv) {
+int main () {
 	// Redirect stdout to this stream, so that involuntary 
 	// writes to stdout do not interfere with our protocol.
 	std::ostringstream oss;

src/ifcparse/IfcParse.cpp

@@ -143,6 +143,8 @@ void IfcSpfStream::ReadBuffer(bool inc) {
 		offset += len;
 		fseek(stream, offset, SEEK_SET);
 	}
+#else
+	(void)inc;
 #endif
 	eof = feof(stream) != 0;
 	if ( eof ) return;
@@ -731,7 +733,7 @@ TokenArgument::operator std::vector< std::vector<int> >() const { throw IfcExcep
 TokenArgument::operator std::vector< std::vector<double> >() const { throw IfcException("Argument is not a list of list of floats"); }
 TokenArgument::operator IfcEntityListList::ptr() const { throw IfcException("Argument is not a list of list of entity instances"); }
 unsigned int TokenArgument::size() const { return 1; }
-Argument* TokenArgument::operator [] (unsigned int i) const { throw IfcException("Argument is not a list of attributes"); }
+Argument* TokenArgument::operator [] (unsigned int /*i*/) const { throw IfcException("Argument is not a list of attributes"); }
 std::string TokenArgument::toString(bool upper) const { 
 	if ( upper && TokenFunc::isString(token) ) {
 		return IfcWrite::IfcCharacterEncoder(TokenFunc::asString(token)); 
@@ -763,7 +765,7 @@ EntityArgument::operator std::vector< std::vector<int> >() const { throw IfcExce
 EntityArgument::operator std::vector< std::vector<double> >() const { throw IfcException("Argument is not a list of list of floats"); }
 EntityArgument::operator IfcEntityListList::ptr() const { throw IfcException("Argument is not a list of list of entity instances"); }
 unsigned int EntityArgument::size() const { return 1; }
-Argument* EntityArgument::operator [] (unsigned int i) const { throw IfcException("Argument is not a list of arguments"); }
+Argument* EntityArgument::operator [] (unsigned int /*i*/) const { throw IfcException("Argument is not a list of arguments"); }
 std::string EntityArgument::toString(bool upper) const { 
 	return entity->entity->toString(upper);
 }

src/ifcparse/IfcSpfHeader.h

@@ -68,7 +68,7 @@ public:
 		return (*_list)[i];
 	}
 
-	IfcEntityList::ptr getInverse(IfcSchema::Type::Enum type, int attribute_index) {
+	IfcEntityList::ptr getInverse(IfcSchema::Type::Enum /*type*/, int /*attribute_index*/) {
 		return IfcEntityList::ptr(new IfcEntityList);
 	}
 
@@ -84,7 +84,7 @@ public:
 		return (IfcSchema::Type::Enum) -1;
 	}
 
-	bool is(IfcSchema::Type::Enum v) const {
+	bool is(IfcSchema::Type::Enum /*v*/) const {
 		return false;
 	}
 

src/ifcparse/IfcUtil.h

@@ -100,7 +100,7 @@ namespace IfcUtil {
 		unsigned int getArgumentCount() const;
 		Argument* getArgument(unsigned int i) const;
 		const char* getArgumentName(unsigned int i) const;
-		IfcSchema::Type::Enum getArgumentEntity(unsigned int i) const { return IfcSchema::Type::UNDEFINED; }
+		IfcSchema::Type::Enum getArgumentEntity(unsigned int /*i*/) const { return IfcSchema::Type::UNDEFINED; }
 	};
 
 	bool valid_binary_string(const std::string& s);

src/ifcparse/IfcWrite.cpp

@@ -289,21 +289,21 @@ void IfcWritableEntity::setArgument(int i,const std::vector< boost::dynamic_bits
 
 class SizeVisitor : public boost::static_visitor<int> {
 public:
-	int operator()(const boost::none_t& i) const { return -1; }
-	int operator()(const IfcWriteArgument::Derived& i) const { return -1; }
-	int operator()(const int& i) const { return -1; }
-	int operator()(const bool& i) const { return -1; }
-	int operator()(const double& i) const { return -1; }
-	int operator()(const std::string& i) const { return -1; }
-	int operator()(const boost::dynamic_bitset<>& i) const { return -1; }
+	int operator()(const boost::none_t& /*i*/) const { return -1; }
+	int operator()(const IfcWriteArgument::Derived& /*i*/) const { return -1; }
+	int operator()(const int& /*i*/) const { return -1; }
+	int operator()(const bool& /*i*/) const { return -1; }
+	int operator()(const double& /*i*/) const { return -1; }
+	int operator()(const std::string& /*i*/) const { return -1; }
+	int operator()(const boost::dynamic_bitset<>& /*i*/) const { return -1; }
 	int operator()(const std::vector<int>& i) const { return (int)i.size(); }
 	int operator()(const std::vector<double>& i) const { return (int)i.size(); }
 	int operator()(const std::vector< std::vector<int> >& i) const { return (int)i.size(); }
 	int operator()(const std::vector< std::vector<double> >& i) const { return (int)i.size(); }
 	int operator()(const std::vector<std::string>& i) const { return (int)i.size(); }
 	int operator()(const std::vector< boost::dynamic_bitset<> >& i) const { return (int)i.size(); }
-	int operator()(const IfcWriteArgument::EnumerationReference& i) const { return -1; }
-	int operator()(const IfcUtil::IfcBaseClass* const& i) const { return -1; }
+	int operator()(const IfcWriteArgument::EnumerationReference& /*i*/) const { return -1; }
+	int operator()(const IfcUtil::IfcBaseClass* const& /*i*/) const { return -1; }
 	int operator()(const IfcEntityList::ptr& i) const { return i->size(); }
 	int operator()(const IfcEntityListList::ptr& i) const { return i->size(); }
 };
@@ -371,8 +371,8 @@ private:
 public:
 	StringBuilderVisitor(std::ostringstream& stream, bool upper = false) 
 		: data(stream), upper(upper) {}
-	void operator()(const boost::none_t& i) { data << "$"; }
-	void operator()(const IfcWriteArgument::Derived& i) { data << "*"; }
+	void operator()(const boost::none_t& /*i*/) { data << "$"; }
+	void operator()(const IfcWriteArgument::Derived& /*i*/) { data << "*"; }
 	void operator()(const int& i) { data << i; }
 	void operator()(const bool& i) { data << (i ? ".T." : ".F."); }
 	void operator()(const double& i) { data << format_double(i); }
@@ -502,7 +502,7 @@ IfcWriteArgument::operator std::vector< std::vector<int> >() const { return as<s
 IfcWriteArgument::operator std::vector< std::vector<double> >() const { return as<std::vector< std::vector<double> > >(); }
 IfcWriteArgument::operator IfcEntityListList::ptr() const { throw; }
 bool IfcWriteArgument::isNull() const { return type() == IfcUtil::Argument_NULL; }
-Argument* IfcWriteArgument::operator [] (unsigned int i) const { throw IfcParse::IfcException("Invalid cast"); }
+Argument* IfcWriteArgument::operator [] (unsigned int /*i*/) const { throw IfcParse::IfcException("Invalid cast"); }
 std::string IfcWriteArgument::toString(bool upper) const {
 	std::ostringstream str;
 	str.imbue(std::locale::classic());