add makefile and directory for project build

Author: GRISHNOV

Makefile

@@ -0,0 +1,20 @@
+.PHONY: all clean
+
+CC = gcc
+CFLAGS = -c -Wall -Wextra -Wpedantic
+
+all: buildProject
+	
+buildProject:	./build/PKCS7.o ./build/PKCS7_test.out
+
+./build/PKCS7.o:	./src/PKCS7.c ./include/PKCS7.h
+	$(CC) $(CFLAGS) ./src/PKCS7.c -o ./build/PKCS7.o
+
+./build/PKCS7_test.o:	./test/PKCS7_test.c ./test/PKCS7_test.h ./include/PKCS7.h
+	$(CC) $(CFLAGS) ./test/PKCS7_test.c -o ./build/PKCS7_test.o
+
+./build/PKCS7_test.out:	./build/PKCS7_test.o ./build/PKCS7.o
+	$(CC) ./build/PKCS7_test.o ./build/PKCS7.o -o ./build/PKCS7_test.out
+
+clean:
+	rm -f ./build/*.o ./build/*.out