project for a (works on my devices) demo

demo/Makefile

@@ -0,0 +1,46 @@
+include ../external.mk
+
+TARGET=main.exe
+
+OBJECTS=main.o
+
+FULL_BUILD_OBJECTS=${OBJECTS}
+
+
+GLUT_D=${PWD}
+
+LINKS=-lGLESv2 -lmyGLUT
+
+# same as the GL_STUFF MAKEFILE
+CFLAGS=-ansi -Wpedantic -Winline -Werror -std=c11
+
+all :
+	make -C ${GLUT_D}
+	make ${TARGET}
+
+
+# -L GLUT_D MUST GO AFTER THE L_SHLIBS, OTHERWISE ASSUMES THAT THE myGLUT DEPENDENCIES ARE SIMPLY UNMET
+# removed the space between -L and GLUT_D
+${TARGET} : ${OBJECTS}
+	${COMPILER} \
+	-o ${TARGET} \
+	${FULL_BUILD_OBJECTS} \
+	-Wl,-unresolved-symbols=ignore-in-shared-libs \
+	${L_SHLIBS} \
+	-L${GLUT_D} \
+	${LINKS}
+
+
+# -I ./ è una porcata clamorosa
+main.o : main.c ${GLUT_D}glut.h ${GLUT_D}glut_extensions.h
+	${COMPILER} \
+	${I_MY_GLUT} \
+	${I_GRAPHICS} \
+	-c ${CFLAGS} main.c \
+	${GLOBAL_COMPILE_CONF}
+
+.PHONY: clean debug
+
+clean: 
+	make clean -C ${GLUT_D}
+	-rm ${TARGET} ${OBJECTS} *~ core