windows - library path find, also windows build fixes

boost.pri

@@ -6,7 +6,7 @@ boost {
   !isEmpty(BOOST_DIR) {
     QMAKE_INCDIR += $$BOOST_DIR
     message("boost location: $$BOOST_DIR")
-    win32: QMAKE_LIBDIR += -L$$BOOST_DIR/lib
+    win*: QMAKE_LIBDIR += -L$$BOOST_DIR/lib
   }
 
   CONFIG(mingw-cross-env) {
@@ -16,7 +16,7 @@ boost {
     BOOST_LINK_FLAGS = -lboost_thread_win32-mt -lboost_program_options-mt -lboost_filesystem-mt -lboost_system-mt -lboost_regex-mt -lboost_chrono-mt
   } 
 
-  isEmpty(BOOST_LINK_FLAGS):win32 {
+  isEmpty(BOOST_LINK_FLAGS):win* {
     BOOST_LINK_FLAGS = -llibboost_thread-vc90-mt-s-1_46_1 -llibboost_program_options-vc90-mt-s-1_46_1 -llibboost_filesystem-vc90-mt-s-1_46_1 -llibboost_system-vc90-mt-s-1_46_1 -llibboost_regex-vc90-mt-s-1_46_1
   } 
 

cgal.pri

@@ -6,7 +6,7 @@ cgal {
   CGAL_DIR = $$(CGALDIR)
   !isEmpty(CGAL_DIR) {
     QMAKE_INCDIR += $$CGAL_DIR/include
-    win32: QMAKE_INCDIR += $$CGAL_DIR/auxiliary/gmp/include
+    win*: QMAKE_INCDIR += $$CGAL_DIR/auxiliary/gmp/include
     QMAKE_LIBDIR += $$CGAL_DIR/lib
     message("CGAL location: $$CGAL_DIR")
   }
@@ -15,7 +15,7 @@ cgal {
     LIBS += -lgmp -lmpfr -lCGAL
     QMAKE_CXXFLAGS += -frounding-math 
   } else {
-    win32 {
+    win* {
       *-g++* { 
         QMAKE_CXXFLAGS += -frounding-math 
       }

common.pri

@@ -3,7 +3,7 @@ MOC_DIR = objects
 UI_DIR = objects
 RCC_DIR = objects
 
-include(win32.pri)
+include(win.pri)
 include(flex.pri)
 include(bison.pri)
 include(cgal.pri)

src/CGALEvaluator.cc

@@ -279,7 +279,7 @@ Response CGALEvaluator::visit(State &state, const CsgNode &node)
 	if (state.isPostfix()) {
 		CGAL_Nef_polyhedron N;
 		if (!isCached(node)) {
-			CGALEvaluator::CsgOp op;
+			CGALEvaluator::CsgOp op = CGE_UNION;
 			switch (node.type) {
 			case CSG_TYPE_UNION:
 				op = CGE_UNION;
@@ -291,7 +291,6 @@ Response CGALEvaluator::visit(State &state, const CsgNode &node)
 				op = CGE_INTERSECTION;
 				break;
 			default:
-				op = -1;
 				assert(false);
 			}
 			N = applyToChildren(node, op);

src/CSGTermEvaluator.cc

@@ -124,7 +124,7 @@ Response CSGTermEvaluator::visit(State &state, const AbstractPolyNode &node)
 Response CSGTermEvaluator::visit(State &state, const CsgNode &node)
 {
 	if (state.isPostfix()) {
-		CsgOp op;
+		CsgOp op = CSGT_UNION;
 		switch (node.type) {
 		case CSG_TYPE_UNION:
 			op = CSGT_UNION;

src/PlatformUtils-win.cc

@@ -0,0 +1,57 @@
+#include "PlatformUtils.h"
+#include "printutils.h"
+#include <windows.h>
+#define _WIN32_IE 0x0501 // SHGFP_TYPE_CURRENT
+#include <shlobj.h>
+
+// convert from windows api w_char strings (usually utf16) to utf8 std::string
+std::string winapi_wstr_to_utf8( std::wstring wstr )
+{
+	std::string utf8_str("");
+
+	UINT CodePage = CP_UTF8;
+	DWORD dwFlags = 0;
+	LPCSTR lpMultiByteStr = NULL;
+	int cbMultiByte = 0;
+	LPWSTR lpWideCharStr = &wstr[0];
+	int cchWideChar = (int)wstr.size();
+
+	int numbytes = MultiByteToWideChar( CodePage, dwFlags, lpMultiByteStr,
+		cbMultiByte, lpWideCharStr, cchWideChar );
+
+	cbMultiByte = numbytes;
+	lpMultiByteStr = &utf8_str[0];
+
+	int result = MultiByteToWideChar( CodePage, dwFlags, lpMultiByteStr,
+		cbMultiByte, lpWideCharStr, cchWideChar );
+
+	if (result != numbytes) {
+		PRINT("ERROR: error converting w_char str to utf8 string");
+	}
+
+	return utf8_str;
+}
+
+
+// retrieve the path to 'My Documents' for the current user under windows
+// In XP this is 'c:\documents and settings\username\my documents'
+// In Vista, 7, 8+ this is 'c:\users\username\documents'
+// This code may have problems with unusual dir types in Vista because
+// Mingw does not provide access to the updated SHGetKnownFolderPath
+std::string PlatformUtils::documentsPath()
+{
+	std::string retval;
+	std::wstring path(MAX_PATH,0);
+
+	HRESULT result = SHGetFolderPathW(NULL, CSIDL_PERSONAL, NULL,
+	  SHGFP_TYPE_CURRENT, &path[0]);
+
+	if (result == S_OK) {
+		path = std::wstring( path.c_str() ); // stip extra NULLs
+		retval = winapi_wstr_to_utf8( path );
+	} else {
+		PRINT("ERROR: Could not find My Documents location");
+		retval = "";
+	}
+	return retval;
+}

src/PlatformUtils-win32.cc

@@ -1,15 +0,0 @@
-#include "PlatformUtils.h"
-#include <windows.h>
-#include <shlobj.h>
-
-std::string PlatformUtils::documentsPath()
-{
-	std::string retval;
-	CHAR my_documents[MAX_PATH];
-	HRESULT result = SHGetFolderPath(NULL, CSIDL_MYDOCUMENTS, NULL, 
-																	 SHGFP_TYPE_CURRENT, my_documents);
-	
-	if (result != S_OK) retval = "";
-	else retval = my_documents;
-	return retval;
-}

src/PlatformUtils.cc

@@ -1,26 +1,35 @@
 #include "PlatformUtils.h"
 #include "boosty.h"
 
+bool PlatformUtils::createLibraryPath()
+{
+	std::string path = PlatformUtils::libraryPath();
+	bool OK = false;
+	try {
+		if (!fs::exists(fs::path(path))) {
+			PRINTB("Creating library folder %s", path );
+			OK = fs::create_directories( path );
+		}
+		if (!OK) {
+			PRINTB("ERROR: Cannot create %s", path );
+		}
+	} catch (const fs::filesystem_error& ex) {
+		PRINTB("ERROR: %s",ex.what());
+	}
+	return OK;
+}
+
 std::string PlatformUtils::libraryPath()
 {
 	fs::path path;
-	bool OK = true;
 	try {
 		path = boosty::canonical(fs::path(PlatformUtils::documentsPath()));
 		if (path.empty()) return "";
-		PRINTB("path size %i",boosty::stringy(path).size());
 		path /= "OpenSCAD";
 		path /= "libraries";
-		PRINTB("Appended path %s", path );
-		PRINTB("Exists: %i", fs::exists(path) );
-		if (!fs::exists(path)) {
-			PRINTB("Creating library folder %s", boosty::stringy(path) );
-			OK &= fs::create_directories( path );
-		}
-		if (!OK) {
-			PRINTB("ERROR: Cannot find nor create %s", boosty::stringy(path) );
-			path = fs::path("");
-		}
+		//PRINTB("path size %i",boosty::stringy(path).size());
+		//PRINTB("Appended path %s", path );
+		//PRINTB("Exists: %i", fs::exists(path) );
 	} catch (const fs::filesystem_error& ex) {
 		PRINTB("ERROR: %s",ex.what());
 	}

src/PlatformUtils.h

@@ -7,6 +7,7 @@ namespace PlatformUtils {
 
 	std::string documentsPath();
 	std::string libraryPath();
+	bool createLibraryPath();
 
 }