Adding base

Makefile

@@ -0,0 +1,13 @@
+CC=clang
+CFLAGS=-pedantic -Wall -Wextra -std=c99 -D_GNU_SOURCE -O3
+
+all: shorten
+
+shorten: shorten.o
+	$(CC) $(CFLAGS) -o $@ $^
+
+%.o: %.c
+	$(CC) $(CFLAGS) -c $< -o $@
+
+clean:
+	rm *.o