compiles in static lib mode

Former-commit-id: f14dbcf82ec0b8c7b83d7b7e6485413bee7127de

examples/principal_curvature/Makefile

@@ -11,14 +11,13 @@ all: curvature
 igl_lib=../../
 eigen=-I$(DEFAULT_PREFIX)/include/eigen3
 
-CFLAGS=-g -O3
 inc=-I$(igl_lib)/include $(eigen)
 
 curvature: curvature.o
-	g++ $(CFLAGS) -o curvature curvature.o $(lib)
+	g++ $(CFLAGS) $(OPENMP) -o curvature curvature.o $(lib)
 
 curvature.o: curvature.cpp
-	g++ $(CFLAGS) -c curvature.cpp -o curvature.o $(inc)
+	g++ $(CFLAGS) $(OPENMP) -c curvature.cpp -o curvature.o $(inc)
 clean:
 	rm -f curvature.o
 	rm -f curvature

examples/principal_curvature/curvature.cpp

@@ -44,7 +44,7 @@ void app_init(int argc, char* argv[], CurvatureCalculator& c, Eigen::MatrixXd& V
     }
     char* tmp;
     const char* meshName;
-    char * scaleFile;
+    //char * scaleFile;
     for (argc--, argv++; argc--; argv++)
     {
         if( (*argv)[0] == '-')