move index_has_changes() from builtin/am.c to merge.c for reuse
commitb101793c431b858e49b909bb309a87145fb7348c
authorElijah Newren <newren@gmail.com>
Thu, 21 Dec 2017 19:19:06 +0000 (21 11:19 -0800)
committerJunio C Hamano <gitster@pobox.com>
Fri, 22 Dec 2017 20:20:29 +0000 (22 12:20 -0800)
treea5f796c240fb006d4adb2ff7c63a636888c73b85
parenteab3f2850e7cc63a8087fbeae608a1b72ea70c7b
move index_has_changes() from builtin/am.c to merge.c for reuse

index_has_changes() is a function we want to reuse outside of just am,
making it also available for merge-recursive and merge-ort.

Signed-off-by: Elijah Newren <newren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
builtin/am.c
cache.h
merge.c