blame: move blame_entry duplication to add_blame_entry()

All callers of add_blame_entry() allocate and copy the second argument.
Let the function do it for them, reducing code duplication.

Signed-off-by: Rene Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/builtin/blame.c b/builtin/blame.c
index f618392e55f70966accc49aa7ff22de2d16f189f..701d9bb2661dcba4aaff66c4c78e4f5da39ef688 100644 (file)
--- a/builtin/blame.c
+++ b/builtin/blame.c
@@ -657,8 +657,11 @@ static struct origin *find_rename(struct scoreboard *sb,
 /*
  * Append a new blame entry to a given output queue.
  */
-static void add_blame_entry(struct blame_entry ***queue, struct blame_entry *e)
+static void add_blame_entry(struct blame_entry ***queue,
+                           const struct blame_entry *src)
 {
+       struct blame_entry *e = xmalloc(sizeof(*e));
+       memcpy(e, src, sizeof(*e));
        origin_incref(e->suspect);
 
        e->next = **queue;
@@ -759,21 +762,15 @@ static void split_blame(struct blame_entry ***blamed,
                        struct blame_entry *split,
                        struct blame_entry *e)
 {
-       struct blame_entry *new_entry;
-
        if (split[0].suspect && split[2].suspect) {
                /* The first part (reuse storage for the existing entry e) */
                dup_entry(unblamed, e, &split[0]);
 
                /* The last part -- me */
-               new_entry = xmalloc(sizeof(*new_entry));
-               memcpy(new_entry, &(split[2]), sizeof(struct blame_entry));
-               add_blame_entry(unblamed, new_entry);
+               add_blame_entry(unblamed, &split[2]);
 
                /* ... and the middle part -- parent */
-               new_entry = xmalloc(sizeof(*new_entry));
-               memcpy(new_entry, &(split[1]), sizeof(struct blame_entry));
-               add_blame_entry(blamed, new_entry);
+               add_blame_entry(blamed, &split[1]);
        }
        else if (!split[0].suspect && !split[2].suspect)
                /*
@@ -784,18 +781,12 @@ static void split_blame(struct blame_entry ***blamed,
        else if (split[0].suspect) {
                /* me and then parent */
                dup_entry(unblamed, e, &split[0]);
-
-               new_entry = xmalloc(sizeof(*new_entry));
-               memcpy(new_entry, &(split[1]), sizeof(struct blame_entry));
-               add_blame_entry(blamed, new_entry);
+               add_blame_entry(blamed, &split[1]);
        }
        else {
                /* parent and then me */
                dup_entry(blamed, e, &split[1]);
-
-               new_entry = xmalloc(sizeof(*new_entry));
-               memcpy(new_entry, &(split[2]), sizeof(struct blame_entry));
-               add_blame_entry(unblamed, new_entry);
+               add_blame_entry(unblamed, &split[2]);
        }
 }