From 98e3d5c1ceddd4a32b92c1cfafe929fe006fb98c Mon Sep 17 00:00:00 2001
From: Jo-Philipp Wich <jow@openwrt.org>
Date: Mon, 14 Sep 2015 16:59:13 +0200
Subject: [PATCH] Add option to link zlib statically

Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
---
 Makefile | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index 17b5d88..908e44a 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,12 @@
 CC ?= gcc
 CFLAGS += -Iinclude -Ilibsparse/include
 
+ifeq ($(STATIC),1)
+  ZLIB := -Wl,-Bstatic -lz -Wl,-Bdynamic
+else
+  ZLIB := -lz
+endif
+
 OBJ := \
     allocate.o \
 	canned_fs_config.o \
@@ -21,7 +27,7 @@ OBJ := \
 	$(CC) $(CFLAGS) -c -o $@ $^
 
 make_ext4fs: $(OBJ) libsparse/libsparse.a
-	$(CC) -o $@ $^ -lz
+	$(CC) -o $@ $^ $(ZLIB)
 
 libsparse/libsparse.a:
 	$(MAKE) -C libsparse/ libsparse.a