builtin/apply: move init_apply_state() to apply.c
To libify `git apply` functionality we must make init_apply_state()
usable outside "builtin/apply.c".
Let's do that by moving it into a new "apply.c".
Helped-by: Eric Sunshine <sunshine@sunshineco.com>
Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/Makefile b/Makefile
index 6a13386..3230fd0 100644
--- a/Makefile
+++ b/Makefile
@@ -683,6 +683,7 @@
LIB_OBJS += advice.o
LIB_OBJS += alias.o
LIB_OBJS += alloc.o
+LIB_OBJS += apply.o
LIB_OBJS += archive.o
LIB_OBJS += archive-tar.o
LIB_OBJS += archive-zip.o
