Add library compilation

1 files changed, 7 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index 8af9e71..37ab224 100644
--- a/Makefile
+++ b/Makefile
@@ -2,6 +2,7 @@ CC     = gcc
 LFLAGS =
 FLAGS  = -ansi -Wall -Wextra -pedantic
 OUT    = btree-test
+LIB_OUT    = libbtree.so
 SRC   :=$(wildcard src/*.c)
 OBJ   :=$(addprefix obj/,$(notdir $(SRC:.c=.o)))
 
@@ -18,6 +19,12 @@ debug: obj build
 
 build: $(OUT)
 
+lib: DEFS += -fpic
+lib: $(LIB_OUT)
+
+$(LIB_OUT): $(OBJ)
+	$(CC) $(DEFS) $(FLAGS) $(LFLAGS) -shared -o $(LIB_OUT) $(OBJ)
+
 $(OUT): $(OBJ)
 	$(CC) $(DEFS) $(FLAGS) $(LFLAGS) -o $(OUT) $(OBJ)