From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Turner Subject: [PATCH v4] log: add log.follow config option Date: Wed, 8 Jul 2015 13:42:01 -0400 Message-ID: <1436377321-8495-1-git-send-email-dturner@twopensource.com> Cc: David Turner To: git@vger.kernel.org, Matthieu Moy X-From: git-owner@vger.kernel.org Wed Jul 08 19:47:30 2015 Return-path: Envelope-to: gcvg-git-2@plane.gmane.org Received: from vger.kernel.org ([209.132.180.67]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1ZCtMb-0008Nn-4r for gcvg-git-2@plane.gmane.org; Wed, 08 Jul 2015 19:42:29 +0200 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759319AbbGHRmZ (ORCPT ); Wed, 8 Jul 2015 13:42:25 -0400 Received: from mail-qk0-f172.google.com ([209.85.220.172]:35931 "EHLO mail-qk0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758378AbbGHRmX (ORCPT ); Wed, 8 Jul 2015 13:42:23 -0400 Received: by qkei195 with SMTP id i195so168405245qke.3 for ; Wed, 08 Jul 2015 10:42:22 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=AmbXp355KxSedogrj3wApmWR6jB+8ZOhP/BMiXLm+VI=; b=QRFgP6t1MwQQeUaWsadaMpOV1obGgvkfvaYAlK7Lvt0dvhfF0izoH6eB+Rzse0HWHg 2Ydqzf8+S4wuBbW7AeuzYyPWpi8jkpoqF0t2nYjuc1+83RQzb122/pYCtGYl51HADU2K mo0cle7mXBZwwOw7aEtZwAPDk1hVKUmRO7+jOdgcvzeV9LajhoWUhkBvNJ7n7l6EDvRL JkXkscS2eQ99wQapF8ptGl5qQ8YKfCf0VU/tfOxm3kW5K8Jyl/Jkg/YRMw/u2aUpR6uu HiT+c+hazJ46qHf7OFHxyby3rwehdHTGJki0+LP3to4F1NduwwylPmu/5g3RmGS+ZTSV GfsA== X-Gm-Message-State: ALoCoQlO2/O2SFR5h6YXRftJldMyGYk3JcrR7ibVUx+4xzYTKIOVok30m6CyDHF67UUcFL+C/b7c X-Received: by 10.140.233.22 with SMTP id e22mr18042455qhc.67.1436377342816; Wed, 08 Jul 2015 10:42:22 -0700 (PDT) Received: from ubuntu.jfk4.office.twttr.net ([192.133.79.145]) by smtp.gmail.com with ESMTPSA id 66sm1488447qkr.47.2015.07.08.10.42.21 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 08 Jul 2015 10:42:21 -0700 (PDT) X-Mailer: git-send-email 2.0.5.499.g01f6352.dirty-twtrsrc Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org Archived-At: This version uses tweak, and also includes Matthieu Moy's suggested whitespace fix. --- Many users prefer to always use --follow with logs. Rather than aliasing the command, an option might be more convenient for some. Junio C Hamano suggested using the tweak functionality for this, which is much nicer than what I had before. Signed-off-by: David Turner --- Documentation/git-log.txt | 6 ++++++ builtin/log.c | 16 ++++++++++++++++ diff.c | 5 +++-- diff.h | 1 + t/t4202-log.sh | 23 +++++++++++++++++++++++ 5 files changed, 49 insertions(+), 2 deletions(-) diff --git a/Documentation/git-log.txt b/Documentation/git-log.txt index 5692945..79bf4d4 100644 --- a/Documentation/git-log.txt +++ b/Documentation/git-log.txt @@ -184,6 +184,12 @@ log.date:: `--date` option.) Defaults to "default", which means to write dates like `Sat May 8 19:35:34 2010 -0500`. +log.follow:: + If a single file argument is given to git log, it will act as + if the `--follow` option was also used. This has the same + limitations as `--follow`, i.e. it cannot be used to follow + multiple files and does not work well on non-linear history. + log.showRoot:: If `false`, `git log` and related commands will not treat the initial commit as a big creation event. Any root commits in diff --git a/builtin/log.c b/builtin/log.c index 8781049..d06248a 100644 --- a/builtin/log.c +++ b/builtin/log.c @@ -31,6 +31,7 @@ static const char *default_date_mode = NULL; static int default_abbrev_commit; static int default_show_root = 1; +static int default_follow; static int decoration_style; static int decoration_given; static int use_mailmap_config; @@ -102,6 +103,8 @@ static void cmd_log_init_defaults(struct rev_info *rev) { if (fmt_pretty) get_commit_format(fmt_pretty, rev); + if (default_follow) + DIFF_OPT_SET(&rev->diffopt, DEFAULT_FOLLOW_RENAMES); rev->verbose_header = 1; DIFF_OPT_SET(&rev->diffopt, RECURSIVE); rev->diffopt.stat_width = -1; /* use full terminal width */ @@ -390,6 +393,10 @@ static int git_log_config(const char *var, const char *value, void *cb) default_show_root = git_config_bool(var, value); return 0; } + if (!strcmp(var, "log.follow")) { + default_follow = git_config_bool(var, value); + return 0; + } if (skip_prefix(var, "color.decorate.", &slot_name)) return parse_decorate_color_config(var, slot_name, value); if (!strcmp(var, "log.mailmap")) { @@ -618,6 +625,14 @@ int cmd_log_reflog(int argc, const char **argv, const char *prefix) return cmd_log_walk(&rev); } +static void default_follow_tweak(struct rev_info *rev, + struct setup_revision_opt *opt) +{ + if (DIFF_OPT_TST(&rev->diffopt, DEFAULT_FOLLOW_RENAMES) && + rev->prune_data.nr == 1) + DIFF_OPT_SET(&rev->diffopt, FOLLOW_RENAMES); +} + int cmd_log(int argc, const char **argv, const char *prefix) { struct rev_info rev; @@ -631,6 +646,7 @@ int cmd_log(int argc, const char **argv, const char *prefix) memset(&opt, 0, sizeof(opt)); opt.def = "HEAD"; opt.revarg_opt = REVARG_COMMITTISH; + opt.tweak = default_follow_tweak; cmd_log_init(argc, argv, prefix, &rev, &opt); return cmd_log_walk(&rev); } diff --git a/diff.c b/diff.c index 87b16d5..135b222 100644 --- a/diff.c +++ b/diff.c @@ -3815,9 +3815,10 @@ int diff_opt_parse(struct diff_options *options, const char **av, int ac) DIFF_OPT_SET(options, FIND_COPIES_HARDER); else if (!strcmp(arg, "--follow")) DIFF_OPT_SET(options, FOLLOW_RENAMES); - else if (!strcmp(arg, "--no-follow")) + else if (!strcmp(arg, "--no-follow")) { DIFF_OPT_CLR(options, FOLLOW_RENAMES); - else if (!strcmp(arg, "--color")) + DIFF_OPT_CLR(options, DEFAULT_FOLLOW_RENAMES); + } else if (!strcmp(arg, "--color")) options->use_color = 1; else if (skip_prefix(arg, "--color=", &arg)) { int value = git_config_colorbool(NULL, arg); diff --git a/diff.h b/diff.h index c7ad42a..f7208ad 100644 --- a/diff.h +++ b/diff.h @@ -91,6 +91,7 @@ typedef struct strbuf *(*diff_prefix_fn_t)(struct diff_options *opt, void *data) #define DIFF_OPT_DIRSTAT_BY_LINE (1 << 28) #define DIFF_OPT_FUNCCONTEXT (1 << 29) #define DIFF_OPT_PICKAXE_IGNORE_CASE (1 << 30) +#define DIFF_OPT_DEFAULT_FOLLOW_RENAMES (1 << 31) #define DIFF_OPT_TST(opts, flag) ((opts)->flags & DIFF_OPT_##flag) #define DIFF_OPT_TOUCHED(opts, flag) ((opts)->touched_flags & DIFF_OPT_##flag) diff --git a/t/t4202-log.sh b/t/t4202-log.sh index 1b2e981..35d2d7c 100755 --- a/t/t4202-log.sh +++ b/t/t4202-log.sh @@ -146,7 +146,30 @@ test_expect_success 'git log --follow' ' actual=$(git log --follow --pretty="format:%s" ichi) && expect=$(echo third ; echo second ; echo initial) && verbose test "$actual" = "$expect" +' + +test_expect_success 'git config log.follow works like --follow' ' + test_config log.follow true && + actual=$(git log --pretty="format:%s" ichi) && + expect=$(echo third ; echo second ; echo initial) && + verbose test "$actual" = "$expect" +' +test_expect_success 'git config log.follow does not die with multiple paths' ' + test_config log.follow true && + git log --pretty="format:%s" ichi ein +' + +test_expect_success 'git config log.follow does not die with no paths' ' + test_config log.follow true && + git log -- +' + +test_expect_success 'git config log.follow is overridden by --no-follow' ' + test_config log.follow true && + actual=$(git log --no-follow --pretty="format:%s" ichi) && + expect="third" && + verbose test "$actual" = "$expect" ' cat > expect << EOF -- 2.0.5.499.g01f6352.dirty-twtrsrc