Nguyễn Thái Ngọc Duy <pclouds@xxxxxxxxx> writes:
> + /*
> + * If it has the same content that we are going to write down,
write down???
> + * there's no point in complaining. We still overwrite it in the
> + * end though. Permission is not checked so it may be lost.
> + */
That is a regression, isn't it? Is it too cumbersome to avoid
losing the permission bits by stopping in that case?
> + if (ce &&
> + S_ISREG(st->st_mode) && S_ISREG(ce->ce_mode) &&
> + st->st_size < 1024 * 1024 && /* should be configurable */
> + sha1_object_info(ce->sha1, &ce_size) == OBJ_BLOB &&
> + ce_size == st->st_size) {
> + void *buffer = NULL;
> + unsigned long size;
> + enum object_type type;
> + struct strbuf sb = STRBUF_INIT;
> + int matched =
> + strbuf_read_file(&sb, ce->name, ce_size) == ce_size &&
> + (buffer = read_sha1_file(ce->sha1, &type, &size)) != NULL &&
> + type == OBJ_BLOB &&
> + size == ce_size &&
> + !memcmp(buffer, sb.buf, size);
> + free(buffer);
> + strbuf_release(&sb);
> + if (matched)
> + return 0;
> + }
> +
> return o->gently ? -1 :
> add_rejected_path(o, error_type, name);
> }
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