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From: Jeff Hostetler <git@jeffhostetler.com>
To: Derrick Stolee via GitGitGadget <gitgitgadget@gmail.com>,
	git@vger.kernel.org
Cc: Junio C Hamano <gitster@pobox.com>,
	Derrick Stolee <dstolee@microsoft.com>
Subject: Re: [PATCH 01/11] repo-settings: create repo.size=large setting
Date: Mon, 3 Jun 2019 16:42:36 -0400	[thread overview]
Message-ID: <9a41f574-c476-1c70-ae11-577cbe1ec00b@jeffhostetler.com> (raw)
In-Reply-To: <704613f4480e3b9aacab91d2241247791f34ce22.1559593097.git.gitgitgadget@gmail.com>



On 6/3/2019 4:18 PM, Derrick Stolee via GitGitGadget wrote:
> From: Derrick Stolee <dstolee@microsoft.com>
> 
> Several advanced config settings are highly recommended for clients
> using large repositories. Power users learn these one-by-one and
> enable them as they see fit. This could be made simpler, to allow
> more users to have access to these almost-always beneficial features
> (and more beneficial in larger repos).
> 
> Create a 'repo.size' config setting whose only accepted value is
> 'large'. When a repo.size=large is given, change the default values
> of some config settings. If the setting is given explicitly, then
> take the explicit value.
> 
> This change adds these two defaults to the repo.size=large setting:
> 
>   * core.commitGraph=true
>   * gc.writeCommitGraph=true
> 
> To centralize these config options and properly set the defaults,
> create a repo_settings that contains chars for each config variable.
> Use -1 as "unset", with 0 for false and 1 for true.
> 
> The prepare_repo_settings() method ensures that this settings
> struct has been initialized, and avoids double-scanning the config
> settings.
> 
> Signed-off-by: Derrick Stolee <dstolee@microsoft.com>
[...]
> diff --git a/repo-settings.c b/repo-settings.c
> new file mode 100644
> index 0000000000..6f5e18d92e
> --- /dev/null
> +++ b/repo-settings.c
> @@ -0,0 +1,44 @@
> +#include "cache.h"
> +#include "repository.h"
> +#include "config.h"
> +#include "repo-settings.h"
> +
> +
> +#define UPDATE_DEFAULT(s,v) if (s != -1) { s = v; }

We should guard this with a "do { ... } while (0)"

> +
> +static int git_repo_config(const char *key, const char *value, void *cb)
> +{
> +	struct repo_settings *rs = (struct repo_settings *)cb;
> +
> +	if (!strcmp(key, "core.size")) {
> +		if (!strcmp(value, "large")) {
> +			UPDATE_DEFAULT(rs->core_commit_graph, 1);
> +			UPDATE_DEFAULT(rs->gc_write_commit_graph, 1);
> +		}
> +		return 0;
> +	}
> +	if (!strcmp(key, "core.commitgraph")) {
> +		rs->core_commit_graph = git_config_bool(key, value);
> +		return 0;
> +	}
> +	if (!strcmp(key, "gc.writecommitgraph")) {
> +		rs->gc_write_commit_graph = git_config_bool(key, value);
> +		return 0;
> +	}
> +
> +	return 1;
> +}
[...]

Jeff

  reply	other threads:[~2019-06-03 21:58 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-03 20:18 [PATCH 00/11] [RFC] Create 'core.size=large' setting to update config defaults Derrick Stolee via GitGitGadget
2019-06-03 20:18 ` [PATCH 01/11] repo-settings: create repo.size=large setting Derrick Stolee via GitGitGadget
2019-06-03 20:42   ` Jeff Hostetler [this message]
2019-06-03 20:18 ` [PATCH 02/11] repo-settings: use index.version=4 by default Derrick Stolee via GitGitGadget
2019-06-03 20:18 ` [PATCH 03/11] repo-settings: pack.useSparse=true Derrick Stolee via GitGitGadget
2019-06-03 20:18 ` [PATCH 04/11] status: add status.aheadbehind setting Jeff Hostetler via GitGitGadget
2019-06-03 20:18 ` [PATCH 05/11] status: add warning when a/b calculation takes too long for long/normal format Jeff Hostetler via GitGitGadget
2019-06-03 20:18 ` [PATCH 07/11] repo-settings: status.aheadBehind=false Derrick Stolee via GitGitGadget
2019-06-03 20:18 ` [PATCH 06/11] status: ignore status.aheadbehind in porcelain formats Jeff Hostetler via GitGitGadget
2019-06-03 20:18 ` [PATCH 08/11] fetch: add --[no-]show-forced-updates argument Derrick Stolee via GitGitGadget
2019-06-03 20:18 ` [PATCH 10/11] pull: add --[no-]show-forced-updates passthrough to fetch Derrick Stolee via GitGitGadget
2019-06-03 20:18 ` [PATCH 09/11] fetch: warn about forced updates after branch list Derrick Stolee via GitGitGadget
2019-06-03 20:18 ` [PATCH 11/11] repo-settings: fetch.showForcedUpdates=false Derrick Stolee via GitGitGadget
2019-06-03 20:55 ` [PATCH 00/11] [RFC] Create 'core.size=large' setting to update config defaults Derrick Stolee
2019-06-04 14:43 ` Johannes Schindelin
2019-06-04 14:56   ` Derrick Stolee
2019-06-05 20:39 ` Junio C Hamano
2019-06-06 12:23   ` Derrick Stolee
2019-06-06 16:07     ` Junio C Hamano
2019-06-19 15:11 ` [PATCH v2 0/3] [RFC] Create 'core.featureAdoptionRate' " Derrick Stolee via GitGitGadget
2019-06-19 15:12   ` [PATCH v2 1/3] repo-settings: create core.featureAdoptionRate setting Derrick Stolee via GitGitGadget
2019-06-28 20:50     ` Junio C Hamano
2019-06-28 21:08       ` Derrick Stolee
2019-06-28 21:42     ` Junio C Hamano
2019-06-29  1:43       ` Derrick Stolee
2019-06-30 18:35         ` Carlo Arenas
2019-07-01 12:45           ` Derrick Stolee
2019-07-02 10:47     ` Ævar Arnfjörð Bjarmason
2019-07-02 11:09       ` Duy Nguyen
2019-07-02 14:54         ` Derrick Stolee
2019-07-02 16:59         ` Junio C Hamano
2019-06-19 15:12   ` [PATCH v2 2/3] repo-settings: use index.version=4 by default Derrick Stolee via GitGitGadget
2019-06-19 15:12   ` [PATCH v2 3/3] repo-settings: pack.useSparse=true Derrick Stolee via GitGitGadget
2019-07-01 14:29   ` [PATCH v3 0/3] [RFC] Create 'core.featureAdoptionRate' setting to update config defaults Derrick Stolee via GitGitGadget
2019-07-01 14:29     ` [PATCH v3 1/3] repo-settings: create core.featureAdoptionRate setting Derrick Stolee via GitGitGadget
2019-07-01 23:27       ` Carlo Arenas
2019-07-02  9:20       ` Duy Nguyen
2019-07-02 10:53         ` Ævar Arnfjörð Bjarmason
2019-07-04 22:47         ` Jakub Narebski
2019-07-01 14:29     ` [PATCH v3 2/3] repo-settings: use index.version=4 by default Derrick Stolee via GitGitGadget
2019-07-01 14:29     ` [PATCH v3 3/3] repo-settings: pack.useSparse=true Derrick Stolee via GitGitGadget
2019-07-08 19:22     ` [PATCH v3 0/3] [RFC] Create 'core.featureAdoptionRate' setting to update config defaults Derrick Stolee
2019-07-09 18:55       ` Taylor Blau
2019-07-09 19:21       ` Junio C Hamano
2019-07-09 19:45         ` Derrick Stolee
2019-07-09 22:05           ` Junio C Hamano
2019-07-22 12:10             ` Derrick Stolee
2019-07-11 21:54       ` Jakub Narebski

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