Function append_squash_message

sequencer.c:2002–2058

}

static int append_squash_message(struct strbuf *buf, const char *body,
			 enum todo_command command, struct replay_opts *opts,
			 unsigned flag)
{
	struct replay_ctx *ctx = opts->ctx;
	const char *fixup_msg;
	size_t commented_len = 0, fixup_off;
	/*
	 * amend is non-interactive and not normally used with fixup!
	 * or squash! commits, so only comment out those subjects when
	 * squashing commit messages.
	 */
	if (starts_with(body, "amend!") ||
	    ((command == TODO_SQUASH || seen_squash(ctx)) &&
	     (starts_with(body, "squash!") || starts_with(body, "fixup!"))))
		commented_len = commit_subject_length(body);

	strbuf_addf(buf, "\n%s ", comment_line_str);
	strbuf_addf(buf, _(nth_commit_msg_fmt),
		    ++ctx->current_fixup_count + 1);
	strbuf_addstr(buf, "\n\n");
	strbuf_add_commented_lines(buf, body, commented_len, comment_line_str);
	/* buf->buf may be reallocated so store an offset into the buffer */
	fixup_off = buf->len;
	strbuf_addstr(buf, body + commented_len);

	/* fixup -C after squash behaves like squash */
	if (is_fixup_flag(command, flag) && !seen_squash(ctx)) {
		/*
		 * We're replacing the commit message so we need to
		 * append any trailers if the user requested
		 * '--signoff' or '--trailer'.
		 */
		if (opts->signoff)
			append_signoff(buf, 0, 0);

		if (opts->trailer_args.nr)
			amend_strbuf_with_trailers(buf, &opts->trailer_args);

		if ((command == TODO_FIXUP) &&
		    (flag & TODO_REPLACE_FIXUP_MSG) &&
		    (file_exists(rebase_path_fixup_msg()) ||
		     !file_exists(rebase_path_squash_msg()))) {
			fixup_msg = skip_blank_lines(buf->buf + fixup_off);
			if (write_message(fixup_msg, strlen(fixup_msg),
					rebase_path_fixup_msg(), 0) < 0)
				return error(_("cannot write '%s'"),
					rebase_path_fixup_msg());
		} else {
			unlink(rebase_path_fixup_msg());
		}
	} else  {
		unlink(rebase_path_fixup_msg());
	}

	return 0;
}