From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on dcvr.yhbt.net X-Spam-Level: X-Spam-ASN: AS53758 23.128.96.0/24 X-Spam-Status: No, score=-3.9 required=3.0 tests=AWL,BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,RCVD_IN_DNSWL_LOW, SPF_HELO_PASS,SPF_PASS shortcircuit=no autolearn=ham autolearn_force=no version=3.4.2 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by dcvr.yhbt.net (Postfix) with ESMTP id DC6EC1F934 for ; Thu, 20 May 2021 21:47:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230472AbhETVsr (ORCPT ); Thu, 20 May 2021 17:48:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42482 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230461AbhETVsp (ORCPT ); Thu, 20 May 2021 17:48:45 -0400 Received: from mail-lf1-x130.google.com (mail-lf1-x130.google.com [IPv6:2a00:1450:4864:20::130]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ADA21C061761 for ; Thu, 20 May 2021 14:47:23 -0700 (PDT) Received: by mail-lf1-x130.google.com with SMTP id c10so5637996lfm.0 for ; Thu, 20 May 2021 14:47:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=q5WLGyQxJ+bSbUwGFcCKinvSLjoeHjsRBqjWo58Znlc=; b=CJIHi3hhRg0fqBDhx7hbkO0jvgDfyxvcg0X+7Xp0bTT0nNl7+mODToJEh0IN3G4V85 /6gHXOOokYVjnzBHh0963m/5W2YFCEDNHePfyAU2Jb3xsiyDjlwvgklnsb4mNBE3yO29 C5ORb1tu+MUYL1l6BfGJnYfULosdEYvVFpKB1xfLc6agyep3CXcSa5ryX1le6wPf2oLy afI1NdvAtpwM4/awpAs2S7+O9c1LCsJyejrsWpkzprSuhhgJGDNac1SWbnsEHuI0xOCj uQMSll9UOsvUO+nYT+1vyOAlTRx4gil2VtFKTiQCwSgJ16oRJF+yn5JpFBxG7xbmE/HF yKvQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=q5WLGyQxJ+bSbUwGFcCKinvSLjoeHjsRBqjWo58Znlc=; b=VZRN+3VBwG2Q6xGy8OUgtPMQ4ivxpZJwLYzmKWDfYkrn6lnT+TKhysbWwm84Pi5qFc bch1pYUrEj7FMdc2ErGpfw6tcZ3G8Dm7eRGxVz5grVM4L8gbx4pyu3Adn9BoN6JiCuwi yZIeFuIN3DoawbUECAx2lQPWckSGt43KnO6q/mR4ZYSqKbw5Kv9YO8tfa+a/wnsvSji7 YgS134giW+AbeW4NJe8A3b3LFvw//WLZ6mRCXWDvB2MVr+S2g3Dc2uuezbRqab1LOFps j4m8U8DQUdZfMK3/wuH8oA8jjqBwaHJIh5vLSD7sgRCGAshr36YJIOL3JpdOacHocKBt yTUw== X-Gm-Message-State: AOAM533q7tj03AfmpUUxWbkiKO5H4JP+JfmYknCRJUcg2NcqUgUfG7BE n1ZrheL8GunXRKmQd7J0Kx0= X-Google-Smtp-Source: ABdhPJwcNcYwLanAijy8BaDh3ML8oerXdKcBYS+TnlWXF+1Jbm9wEsgse8vq0lE+IDLKh+Ul0s7IXw== X-Received: by 2002:a05:6512:1295:: with SMTP id u21mr4622107lfs.584.1621547242107; Thu, 20 May 2021 14:47:22 -0700 (PDT) Received: from osv.localdomain ([89.175.180.246]) by smtp.gmail.com with ESMTPSA id p2sm408414lfh.31.2021.05.20.14.47.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 20 May 2021 14:47:21 -0700 (PDT) From: Sergey Organov To: Junio C Hamano Cc: Jeff King , Philip Oakley , Elijah Newren , Felipe Contreras , =?UTF-8?q?=C3=86var=20Arnfj=C3=B6r=C3=B0=20Bjarmason?= , Alex Henrie , Jonathan Nieder , huang guanlong , git@vger.kernel.org, Sergey Organov Subject: [PATCH v3 06/10] diff-merges: move specific diff-index "-m" handling to diff-index Date: Fri, 21 May 2021 00:46:59 +0300 Message-Id: <20210520214703.27323-7-sorganov@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210520214703.27323-1-sorganov@gmail.com> References: <20210520214703.27323-1-sorganov@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org Move specific handling of "-m" for diff-index to diff-index.c, so diff-merges is left to handle only diff for merges options. Being a better design by itself, this is especially essential in preparation for letting -m imply -p, as "diff-index -m" obviously should not imply -p, as it's entirely unrelated. To handle this, in addition to moving specific diff-index "-m" code out of diff-merges, we introduce new diff_merges_suppress_options_parsing() and call it before generic options processing in cmd_diff_index(). This new diff_merges_suppress_options_parsing() could then be reused and called before invocations of setup_revisions() for other commands that don't need --diff-merges options, but that's outside of the scope of these patch series. Signed-off-by: Sergey Organov --- builtin/diff-index.c | 9 +++++++++ diff-merges.c | 25 +++++++++++++------------ diff-merges.h | 2 ++ 3 files changed, 24 insertions(+), 12 deletions(-) diff --git a/builtin/diff-index.c b/builtin/diff-index.c index 176fe7ff2b4e..cf09559e422d 100644 --- a/builtin/diff-index.c +++ b/builtin/diff-index.c @@ -2,6 +2,7 @@ #include "cache.h" #include "config.h" #include "diff.h" +#include "diff-merges.h" #include "commit.h" #include "revision.h" #include "builtin.h" @@ -27,6 +28,12 @@ int cmd_diff_index(int argc, const char **argv, const char *prefix) rev.abbrev = 0; prefix = precompose_argv_prefix(argc, argv, prefix); + /* + * We need no diff for merges options, and we need to avoid conflict + * with our own meaning of "-m". + */ + diff_merges_suppress_options_parsing(); + argc = setup_revisions(argc, argv, &rev, NULL); for (i = 1; i < argc; i++) { const char *arg = argv[i]; @@ -35,6 +42,8 @@ int cmd_diff_index(int argc, const char **argv, const char *prefix) option |= DIFF_INDEX_CACHED; else if (!strcmp(arg, "--merge-base")) option |= DIFF_INDEX_MERGE_BASE; + else if (!strcmp(arg, "-m")) + rev.match_missing = 1; else usage(diff_cache_usage); } diff --git a/diff-merges.c b/diff-merges.c index f3a9daed7e05..9ca00cdd0cc6 100644 --- a/diff-merges.c +++ b/diff-merges.c @@ -6,6 +6,7 @@ typedef void (*diff_merges_setup_func_t)(struct rev_info *); static void set_separate(struct rev_info *revs); static diff_merges_setup_func_t set_to_default = set_separate; +static int suppress_parsing; static void suppress(struct rev_info *revs) { @@ -30,17 +31,6 @@ static void set_first_parent(struct rev_info *revs) revs->first_parent_merges = 1; } -static void set_m(struct rev_info *revs) -{ - /* - * To "diff-index", "-m" means "match missing", and to the "log" - * family of commands, it means "show default diff for merges". Set - * both fields appropriately. - */ - set_to_default(revs); - revs->match_missing = 1; -} - static void set_combined(struct rev_info *revs) { suppress(revs); @@ -101,14 +91,22 @@ int diff_merges_config(const char *value) return 0; } +void diff_merges_suppress_options_parsing(void) +{ + suppress_parsing = 1; +} + int diff_merges_parse_opts(struct rev_info *revs, const char **argv) { int argcount = 1; const char *optarg; const char *arg = argv[0]; + if (suppress_parsing) + return 0; + if (!strcmp(arg, "-m")) { - set_m(revs); + set_to_default(revs); } else if (!strcmp(arg, "-c")) { set_combined(revs); revs->combined_imply_patch = 1; @@ -155,6 +153,9 @@ void diff_merges_set_dense_combined_if_unset(struct rev_info *revs) void diff_merges_setup_revs(struct rev_info *revs) { + if (suppress_parsing) + return; + if (revs->combine_merges == 0) revs->dense_combined_merges = 0; if (revs->separate_merges == 0) diff --git a/diff-merges.h b/diff-merges.h index 09d9a6c9a4fb..b5d57f6563e3 100644 --- a/diff-merges.h +++ b/diff-merges.h @@ -11,6 +11,8 @@ struct rev_info; int diff_merges_config(const char *value); +void diff_merges_suppress_options_parsing(void); + int diff_merges_parse_opts(struct rev_info *revs, const char **argv); void diff_merges_suppress(struct rev_info *revs); -- 2.25.1