Christian Couder writes:
> Signed-off-by: Christian Couder
> ---
> builtin/replace.c | 42 +-
> 1 file changed, 25 insertions(+), 17 deletions(-)
>
> diff --git a/builtin/replace.c b/builtin/replace.c
> index 3515979..ad47237 100644
> --- a/builtin/replace.c
> +++ b/builtin/replace.c
> @@ -295,27 +295,14 @@ static int edit_and_replace(const char *object_ref, int
> force)
> return replace_object_sha1(object_ref, old, "replacement", new, force);
> }
>
> -static int create_graft(int argc, const char **argv, int force)
> +static void replace_parents(struct strbuf *buf, int argc, const char **argv)
It is somewhat strange to see that a new function introduced earlier
in the series is rewritten with a "refactoring". Shouldn't the new
function have been done right from the beginning instead?
> {
> - unsigned char old[20], new[20];
> - const char *old_ref = argv[0];
> - struct commit *commit;
> - struct strbuf buf = STRBUF_INIT;
> struct strbuf new_parents = STRBUF_INIT;
> const char *parent_start, *parent_end;
> - const char *buffer;
> - unsigned long size;
> int i;
>
> - if (get_sha1(old_ref, old) < 0)
> - die(_("Not a valid object name: '%s'"), old_ref);
> - commit = lookup_commit_or_die(old, old_ref);
> -
> /* find existing parents */
> - buffer = get_commit_buffer(commit, &size);
> - strbuf_add(&buf, buffer, size);
> - unuse_commit_buffer(commit, buffer);
> - parent_start = buf.buf;
> + parent_start = buf->buf;
> parent_start += 46; /* "tree " + "hex sha1" + "\n" */
> parent_end = parent_start;
>
> @@ -332,13 +319,34 @@ static int create_graft(int argc, const char **argv,
> int force)
> }
>
> /* replace existing parents with new ones */
> - strbuf_splice(&buf, parent_start - buf.buf, parent_end - parent_start,
> + strbuf_splice(buf, parent_start - buf->buf, parent_end - parent_start,
> new_parents.buf, new_parents.len);
>
> + strbuf_release(&new_parents);
> +}
> +
> +static int create_graft(int argc, const char **argv, int force)
> +{
> + unsigned char old[20], new[20];
> + const char *old_ref = argv[0];
> + struct commit *commit;
> + struct strbuf buf = STRBUF_INIT;
> + const char *buffer;
> + unsigned long size;
> +
> + if (get_sha1(old_ref, old) < 0)
> + die(_("Not a valid object name: '%s'"), old_ref);
> + commit = lookup_commit_or_die(old, old_ref);
> +
> + buffer = get_commit_buffer(commit, &size);
> + strbuf_add(&buf, buffer, size);
> + unuse_commit_buffer(commit, buffer);
> +
> + replace_parents(&buf, argc, argv);
> +
> if (write_sha1_file(buf.buf, buf.len, commit_type, new))
> die(_("could not write replacement commit for: '%s'"), old_ref);
>
> - strbuf_release(&new_parents);
> strbuf_release(&buf);
>
> if (!hashcmp(old, new))
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