From patchwork Thu Feb 9 00:02:09 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Calvin Wan X-Patchwork-Id: 13133827 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 21AEDC636D3 for ; Thu, 9 Feb 2023 00:02:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230236AbjBIACa (ORCPT ); Wed, 8 Feb 2023 19:02:30 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48496 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230208AbjBIACY (ORCPT ); Wed, 8 Feb 2023 19:02:24 -0500 Received: from mail-yb1-xb49.google.com (mail-yb1-xb49.google.com [IPv6:2607:f8b0:4864:20::b49]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D1DF01F5ED for ; Wed, 8 Feb 2023 16:02:22 -0800 (PST) Received: by mail-yb1-xb49.google.com with SMTP id k15-20020a5b0a0f000000b007eba3f8e3baso357092ybq.4 for ; Wed, 08 Feb 2023 16:02:22 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=xcCDJ/9InDiBfm3IVYXcLEw2c7g9o9VhW+yu1jBDgF0=; b=OVjPnV6zYLq0lYV86uuzkaNDCLIDK0OWSwJHmoahYzZ9dqygsVBxMlAhPnwKnXx5Z3 HcfFjEbEZSIOkeAEXnl+MeVelcPXptw495baipMRJgTd4FBFR5PCUGc3tyH+9wPdcMLO u34TBJcYN5ETyYKXMp6HKSxj8RfAH6jYDBUeQV7u/XfGlBZHffs+Fd8fd8FcfCIVrju6 EilsDd0JO8coKhlttoLJEApfiC9hGLEI19tyGm+kcRcCfUjuy1OyVE1PRodNdjLf44m8 jH/FVuZe5WXOuWTVkFdms9MsZU4uOBzectIlnnkijrQABKHxOOIg4S5fwms8xZzVzlvs +WLg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=xcCDJ/9InDiBfm3IVYXcLEw2c7g9o9VhW+yu1jBDgF0=; b=JNtrUzkYOlCn6QY5hHUA/lzx6cqxoXJ56h6ceUcihDHeLaS5tSv/kaplKmglRKA/aE N8Rxe4Def3E3qCgI6bdxFtC4ieuPUhCYDI0zrf5F3bKoCTtpsroNdSvL8A5xjvgkgaE+ taFlzgKimd3/bn8LEAPH0Nq2zGG5HWzcSwZ/2FSPmxrTG6LX9hGJdnXCOkAS+xqpe2Ny oYlbzdtzIPi15b+EcZ4fNUg312PxYk3YWDZU7MD1vAuwooGDUiWCz8ajwY4hThflrQfQ hyM7h1efIQ26bzi63amHyi1T8nxCfNO+FSdSBJa3cm+dwbn+lsx8PY9dpWtX2BELEs3h mrxg== X-Gm-Message-State: AO0yUKVh9lYlH+9usnsT4A+HQouYJyTKynb/a910L24j64/1+IB4EhTF yZaeOjzJ4rwash0wyIoQ3LN0p46NbWlpAhzvSy0p1nWk7boz7ARsRsw2twseaeRT7K/eE8lxa28 ZMYeq/1iJxkKsQyUlK0pc1EmTOCeBlQRhJIDWSQIS/NmDDDL7dbyT9Fx33cJy00WXPg== X-Google-Smtp-Source: AK7set/Njgs64aVhm84fyLt/0hRNVlt7FWE7Joqw3o6duoVYMfJBMvPsVTymu5yp1T7LQ/PiM3ANS7hF6NIlm40= X-Received: from barleywine.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:3bd4]) (user=calvinwan job=sendgmr) by 2002:a05:6902:2c6:b0:801:f3b:524f with SMTP id w6-20020a05690202c600b008010f3b524fmr984657ybh.167.1675900942060; Wed, 08 Feb 2023 16:02:22 -0800 (PST) Date: Thu, 9 Feb 2023 00:02:09 +0000 In-Reply-To: <20230207181706.363453-1-calvinwan@google.com> Mime-Version: 1.0 References: <20230207181706.363453-1-calvinwan@google.com> X-Mailer: git-send-email 2.39.1.519.gcb327c4b5f-goog Message-ID: <20230209000212.1892457-4-calvinwan@google.com> Subject: [PATCH v8 3/6] submodule: move status parsing into function From: Calvin Wan To: git@vger.kernel.org Cc: Calvin Wan , avarab@gmail.com, chooglen@google.com, newren@gmail.com, jonathantanmy@google.com, phillip.wood123@gmail.com Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org A future patch requires the ability to parse the output of git status --porcelain=2. Move parsing code from is_submodule_modified to parse_status_porcelain. Signed-off-by: Calvin Wan --- submodule.c | 74 ++++++++++++++++++++++++++++++----------------------- 1 file changed, 42 insertions(+), 32 deletions(-) diff --git a/submodule.c b/submodule.c index faf37c1101..768d4b4cd7 100644 --- a/submodule.c +++ b/submodule.c @@ -1870,6 +1870,45 @@ int fetch_submodules(struct repository *r, return spf.result; } +static int parse_status_porcelain(char *str, size_t len, + unsigned *dirty_submodule, + int ignore_untracked) +{ + /* regular untracked files */ + if (str[0] == '?') + *dirty_submodule |= DIRTY_SUBMODULE_UNTRACKED; + + if (str[0] == 'u' || + str[0] == '1' || + str[0] == '2') { + /* T = line type, XY = status, SSSS = submodule state */ + if (len < strlen("T XY SSSS")) + BUG("invalid status --porcelain=2 line %s", + str); + + if (str[5] == 'S' && str[8] == 'U') + /* nested untracked file */ + *dirty_submodule |= DIRTY_SUBMODULE_UNTRACKED; + + if (str[0] == 'u' || + str[0] == '2' || + memcmp(str + 5, "S..U", 4)) + /* other change */ + *dirty_submodule |= DIRTY_SUBMODULE_MODIFIED; + } + + if ((*dirty_submodule & DIRTY_SUBMODULE_MODIFIED) && + ((*dirty_submodule & DIRTY_SUBMODULE_UNTRACKED) || + ignore_untracked)) { + /* + * We're not interested in any further information from + * the child any more, neither output nor its exit code. + */ + return 1; + } + return 0; +} + unsigned is_submodule_modified(const char *path, int ignore_untracked) { struct child_process cp = CHILD_PROCESS_INIT; @@ -1909,39 +1948,10 @@ unsigned is_submodule_modified(const char *path, int ignore_untracked) char *str = buf.buf; const size_t len = buf.len; - /* regular untracked files */ - if (str[0] == '?') - dirty_submodule |= DIRTY_SUBMODULE_UNTRACKED; - - if (str[0] == 'u' || - str[0] == '1' || - str[0] == '2') { - /* T = line type, XY = status, SSSS = submodule state */ - if (len < strlen("T XY SSSS")) - BUG("invalid status --porcelain=2 line %s", - str); - - if (str[5] == 'S' && str[8] == 'U') - /* nested untracked file */ - dirty_submodule |= DIRTY_SUBMODULE_UNTRACKED; - - if (str[0] == 'u' || - str[0] == '2' || - memcmp(str + 5, "S..U", 4)) - /* other change */ - dirty_submodule |= DIRTY_SUBMODULE_MODIFIED; - } - - if ((dirty_submodule & DIRTY_SUBMODULE_MODIFIED) && - ((dirty_submodule & DIRTY_SUBMODULE_UNTRACKED) || - ignore_untracked)) { - /* - * We're not interested in any further information from - * the child any more, neither output nor its exit code. - */ - ignore_cp_exit_code = 1; + ignore_cp_exit_code = parse_status_porcelain(str, len, &dirty_submodule, + ignore_untracked); + if (ignore_cp_exit_code) break; - } } fclose(fp);