update qmake file for visual C++ builds

bison.pri

@@ -0,0 +1,15 @@
+#setup bison for qmake
+bison.name = Bison ${QMAKE_FILE_IN}
+bison.input = BISONSOURCES
+bison.output = ${QMAKE_FILE_PATH}/${QMAKE_FILE_BASE}.parser.cpp
+bison.commands = bison -d -o ${QMAKE_FILE_PATH}/${QMAKE_FILE_BASE}.parser.cpp ${QMAKE_FILE_IN}
+bison.CONFIG += target_predeps
+bison.variable_out = GENERATED_SOURCES
+silent:bison.commands = @echo Bison ${QMAKE_FILE_IN} && $$bison.commands
+QMAKE_EXTRA_COMPILERS += bison
+bison_header.input = BISONSOURCES
+bison_header.output = ${QMAKE_FILE_PATH}/${QMAKE_FILE_BASE}.parser.hpp
+bison_header.commands = bison -d -o ${QMAKE_FILE_PATH}/${QMAKE_FILE_BASE}.parser.cpp ${QMAKE_FILE_IN}
+bison_header.CONFIG += target_predeps no_link
+silent:bison_header.commands = @echo Bison ${QMAKE_FILE_IN} && $$bison.commands
+QMAKE_EXTRA_COMPILERS += bison_header

boost.pri

@@ -0,0 +1,11 @@
+boost {
+  isEmpty(DEPLOYDIR) {
+    # Optionally specify location of boost using the
+    # BOOSTDIR env. variable
+    BOOST_DIR = $$(BOOSTDIR)
+    !isEmpty(BOOST_DIR) {
+      INCLUDEPATH += $$BOOST_DIR
+      message("boost location: $$BOOST_DIR")
+    }
+  }
+}

cgal.pri

@@ -12,6 +12,11 @@ cgal {
     }
   }
 
-  LIBS += -lCGAL -lmpfr -lgmp -lboost_thread
+  LIBS += -lCGAL -lmpfr -lboost_thread
+  win32 {
+    LIBS += -lmpir
+  } else {
+    LIBS += -lgmp
+  }
   QMAKE_CXXFLAGS += -frounding-math
 }

flex.pri

@@ -0,0 +1,10 @@
+#setup flex for qmake
+
+flex.name = Flex ${QMAKE_FILE_IN}
+flex.input = FLEXSOURCES
+flex.output = ${QMAKE_FILE_PATH}/${QMAKE_FILE_BASE}.lexer.cpp
+flex.commands = flex -o ${QMAKE_FILE_PATH}/${QMAKE_FILE_BASE}.lexer.cpp ${QMAKE_FILE_IN}
+flex.CONFIG += target_predeps
+flex.variable_out = GENERATED_SOURCES
+silent:flex.commands = @echo Lex ${QMAKE_FILE_IN} && $$flex.commands
+QMAKE_EXTRA_COMPILERS += flex

openscad.pro

@@ -1,5 +1,34 @@
-isEmpty(VERSION) VERSION = $$system(date "+%Y.%m.%d")
+win32 {
+  isEmpty(VERSION) VERSION = $$system(date /t)
+} else {
+  isEmpty(VERSION) VERSION = $$system(date "+%Y.%m.%d")
+}
+
+
+#configure lex / yacc
+win32 {
+  include(flex.pri)
+  include(bison.pri)
+  FLEXSOURCES = src/lexer.l
+  BISONSOURCES = src/parser.y
+} else {
+  LEXSOURCES += src/lexer.l
+  YACCSOURCES += src/parser.y
+}
+
+#configure additional directories
+win32 {
+    INCLUDEPATH += $$(MPIRDIR)
+    INCLUDEPATH += $$(MPFRDIR)
+}
+
 DEFINES += OPENSCAD_VERSION=$$VERSION
+win32:DEFINES += _USE_MATH_DEFINES NOMINMAX _CRT_SECURE_NO_WARNINGS
+
+#disable warning about too long decorated names
+win32:QMAKE_CXXFLAGS += -wd4503
+
+
 TEMPLATE = app
 RESOURCES = openscad.qrc
 
@@ -45,6 +74,7 @@ macx:CONFIG += mdi
 CONFIG += cgal
 CONFIG += opencsg
 CONFIG += progresswidget
+CONFIG += boost
 
 #Uncomment the following line to enable QCodeEdit
 #CONFIG += qcodeedit
@@ -64,6 +94,7 @@ progresswidget {
 include(cgal.pri)
 include(opencsg.pri)
 include(eigen2.pri)
+include(boost.pri)
 
 # Standard include path for misc external libs
 #macx {
@@ -74,8 +105,6 @@ include(eigen2.pri)
 # QMAKE_CXXFLAGS += -pg
 # QMAKE_LFLAGS   += -pg
 
-LEXSOURCES += src/lexer.l
-YACCSOURCES += src/parser.y
 
 FORMS   += src/MainWindow.ui \
            src/Preferences.ui
@@ -103,7 +132,8 @@ HEADERS += src/CGAL_renderer.h \
            src/printutils.h \
            src/value.h \
            src/progress.h \
-           src/editor.h
+           src/editor.h \
+           src/mathc99.h
 
 SOURCES += src/openscad.cc \
            src/mainwin.cc \
@@ -140,7 +170,8 @@ SOURCES += src/openscad.cc \
            src/nef2dxf.cc \
            src/Preferences.cc \
            src/progress.cc \
-           src/editor.cc
+           src/editor.cc \
+           src/mathc99.cc
 
 macx {
   HEADERS += src/AppleEvents.h \