unpack-trees: factor out dup_entry

While we're add it, mark the struct cache_entry pointer of add_entry
const because we only read from it and this allows callers to pass in
const pointers.

Signed-off-by: René Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
René Scharfe 2013-06-02 17:46:53 +02:00 committed by Junio C Hamano
parent 21a6b9fa42
commit a33bd4d34d

View File

@ -116,14 +116,20 @@ static void do_add_entry(struct unpack_trees_options *o, struct cache_entry *ce,
ADD_CACHE_OK_TO_ADD | ADD_CACHE_OK_TO_REPLACE);
}
static void add_entry(struct unpack_trees_options *o, struct cache_entry *ce,
unsigned int set, unsigned int clear)
static struct cache_entry *dup_entry(const struct cache_entry *ce)
{
unsigned int size = ce_size(ce);
struct cache_entry *new = xmalloc(size);
memcpy(new, ce, size);
do_add_entry(o, new, set, clear);
return new;
}
static void add_entry(struct unpack_trees_options *o,
const struct cache_entry *ce,
unsigned int set, unsigned int clear)
{
do_add_entry(o, dup_entry(ce), set, clear);
}
/*