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From: "Glen Choo via GitGitGadget" <gitgitgadget@gmail.com>
To: git@vger.kernel.org
Cc: "Jonathan Tan" <jonathantanmy@google.com>,
	"Ævar Arnfjörð Bjarmason" <avarab@gmail.com>,
	"Emily Shaffer" <nasamuffin@google.com>,
	"Glen Choo" <chooglen@google.com>,
	"Glen Choo" <chooglen@google.com>
Subject: [PATCH 01/14] config.c: introduce kvi_fn(), use it for configsets
Date: Fri, 21 Apr 2023 19:13:05 +0000	[thread overview]
Message-ID: <49bc2f6eedc923be631379c9b65956855ec25f35.1682104398.git.gitgitgadget@gmail.com> (raw)
In-Reply-To: <pull.1497.git.git.1682104398.gitgitgadget@gmail.com>

From: Glen Choo <chooglen@google.com>

In order to pass "struct key_value_info" to config callbacks in a future
commit, we want to make sure that a "struct key_value_info" is available
in all code paths that invoke a config callback.

Enforce this by introducing a helper function, "kvi_fn()", that sets
"the_reader.config_kvi" before invoking the config callback, and
trivially use it in "configset_iter()". This closely simulates passing
an extra "struct key_value_info" such that making the switch will be
trivial.

This breaks our rule that no underlying machinery uses "the_reader", but
"struct config_reader" will be gone by the end of the series so there's
no point plumbing it as an arg.

Signed-off-by: Glen Choo <chooglen@google.com>
---
 config.c | 32 ++++++++++++++++++++------------
 1 file changed, 20 insertions(+), 12 deletions(-)

diff --git a/config.c b/config.c
index 493f47df8ae..daad892e4fd 100644
--- a/config.c
+++ b/config.c
@@ -660,6 +660,17 @@ out_free_ret_1:
 	return -CONFIG_INVALID_KEY;
 }
 
+static int kvi_fn(config_fn_t fn, const char *key, const char *value,
+		  struct key_value_info *kvi,
+		  void *data)
+{
+	int ret;
+	config_reader_set_kvi(&the_reader, kvi);
+	ret = fn(key, value, data);
+	config_reader_set_kvi(&the_reader, NULL);
+	return ret;
+}
+
 static int config_parse_pair(const char *key, const char *value,
 			  config_fn_t fn, void *data)
 {
@@ -2288,27 +2299,24 @@ int config_with_options(config_fn_t fn, void *data,
 	return ret;
 }
 
-static void configset_iter(struct config_reader *reader, struct config_set *set,
-			   config_fn_t fn, void *data)
+static void configset_iter(struct config_set *set, config_fn_t fn, void *data)
 {
 	int i, value_index;
 	struct string_list *values;
 	struct config_set_element *entry;
 	struct configset_list *list = &set->list;
+	struct key_value_info *kvi;
 
 	for (i = 0; i < list->nr; i++) {
 		entry = list->items[i].e;
 		value_index = list->items[i].value_index;
 		values = &entry->value_list;
+		kvi = values->items[value_index].util;
 
-		config_reader_set_kvi(reader, values->items[value_index].util);
-
-		if (fn(entry->key, values->items[value_index].string, data) < 0)
-			git_die_config_linenr(entry->key,
-					      reader->config_kvi->filename,
-					      reader->config_kvi->linenr);
-
-		config_reader_set_kvi(reader, NULL);
+		if (kvi_fn(fn, entry->key, values->items[value_index].string,
+			   kvi, data) < 0)
+			git_die_config_linenr(entry->key, kvi->filename,
+					      kvi->linenr);
 	}
 }
 
@@ -2696,7 +2704,7 @@ static void repo_config_clear(struct repository *repo)
 void repo_config(struct repository *repo, config_fn_t fn, void *data)
 {
 	git_config_check_init(repo);
-	configset_iter(&the_reader, repo->config, fn, data);
+	configset_iter(repo->config, fn, data);
 }
 
 int repo_config_get(struct repository *repo, const char *key)
@@ -2815,7 +2823,7 @@ void git_protected_config(config_fn_t fn, void *data)
 {
 	if (!protected_config.hash_initialized)
 		read_protected_config();
-	configset_iter(&the_reader, &protected_config, fn, data);
+	configset_iter(&protected_config, fn, data);
 }
 
 /* Functions used historically to read configuration from 'the_repository' */
-- 
gitgitgadget


  reply	other threads:[~2023-04-21 19:13 UTC|newest]

Thread overview: 115+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-04-21 19:13 [PATCH 00/14] [RFC] config: remove global state from config iteration Glen Choo via GitGitGadget
2023-04-21 19:13 ` Glen Choo via GitGitGadget [this message]
2023-04-21 19:13 ` [PATCH 02/14] config.c: use kvi for CLI config Glen Choo via GitGitGadget
2023-05-01 11:06   ` Ævar Arnfjörð Bjarmason
2023-04-21 19:13 ` [PATCH 03/14] config: use kvi for config files Glen Choo via GitGitGadget
2023-04-21 19:13 ` [PATCH 04/14] config: add kvi.path, use it to evaluate includes Glen Choo via GitGitGadget
2023-04-21 19:13 ` [PATCH 05/14] config: pass source to config_parser_event_fn_t Glen Choo via GitGitGadget
2023-04-21 19:13 ` [PATCH 06/14] config: inline git_color_default_config Glen Choo via GitGitGadget
2023-04-21 19:13 ` [PATCH 07/14] urlmatch.h: use config_fn_t type Glen Choo via GitGitGadget
2023-04-21 19:13 ` [PATCH 08/14] (RFC-only) config: add kvi arg to config_fn_t Glen Choo via GitGitGadget
2023-04-21 19:13 ` [PATCH 09/14] (RFC-only) config: apply cocci to config_fn_t implementations Glen Choo via GitGitGadget
2023-04-21 19:13 ` [PATCH 10/14] (RFC-only) config: finish config_fn_t refactor Glen Choo via GitGitGadget
2023-05-01 11:19   ` Ævar Arnfjörð Bjarmason
2023-05-05 21:07     ` Jonathan Tan
2023-05-09 22:46       ` Glen Choo
2023-05-11 16:21         ` Jonathan Tan
2023-05-08 21:00     ` Glen Choo
2023-04-21 19:13 ` [PATCH 11/14] config: remove current_config_(line|name|origin_type) Glen Choo via GitGitGadget
2023-04-21 19:13 ` [PATCH 12/14] config: remove current_config_scope() Glen Choo via GitGitGadget
2023-04-21 19:13 ` [PATCH 13/14] config: pass kvi to die_bad_number() Glen Choo via GitGitGadget
2023-04-21 19:13 ` [PATCH 14/14] config: remove config_reader from configset_add_value Glen Choo via GitGitGadget
2023-05-30 18:41 ` [PATCH v2 00/14] [RFC] config: remove global state from config iteration Glen Choo via GitGitGadget
2023-05-30 18:41   ` [PATCH v2 01/14] config: inline git_color_default_config Glen Choo via GitGitGadget
2023-05-30 18:42   ` [PATCH v2 02/14] urlmatch.h: use config_fn_t type Glen Choo via GitGitGadget
2023-05-30 18:42   ` [PATCH v2 03/14] (RFC-only) config: add kvi arg to config_fn_t Glen Choo via GitGitGadget
2023-06-01  9:50     ` Phillip Wood
2023-06-01 16:22       ` Glen Choo
2023-06-02  9:54         ` Phillip Wood
2023-06-02 16:46           ` Glen Choo
2023-06-05  9:38             ` Phillip Wood
2023-06-09 23:19               ` Glen Choo
2023-05-30 18:42   ` [PATCH v2 04/14] (RFC-only) config: apply cocci to config_fn_t implementations Glen Choo via GitGitGadget
2023-05-30 18:42   ` [PATCH v2 05/14] (RFC-only) config: finish config_fn_t refactor Glen Choo via GitGitGadget
2023-06-01 22:17     ` Jonathan Tan
2023-05-30 18:42   ` [PATCH v2 06/14] config.c: pass kvi in configsets Glen Choo via GitGitGadget
2023-06-01 22:21     ` Jonathan Tan
2023-05-30 18:42   ` [PATCH v2 07/14] config: provide kvi with config files Glen Choo via GitGitGadget
2023-06-01 22:41     ` Jonathan Tan
2023-06-01 23:54     ` Jonathan Tan
2023-05-30 18:42   ` [PATCH v2 08/14] builtin/config.c: test misuse of format_config() Glen Choo via GitGitGadget
2023-05-30 18:42   ` [PATCH v2 09/14] config.c: provide kvi with CLI config Glen Choo via GitGitGadget
2023-06-01 23:35     ` Jonathan Tan
2023-06-02 17:26       ` Glen Choo
2023-05-30 18:42   ` [PATCH v2 10/14] trace2: plumb config kvi Glen Choo via GitGitGadget
2023-06-01 23:38     ` Jonathan Tan
2023-05-30 18:42   ` [PATCH v2 11/14] config: pass kvi to die_bad_number() Glen Choo via GitGitGadget
2023-06-01 23:48     ` Jonathan Tan
2023-06-02 17:23       ` Glen Choo
2023-05-30 18:42   ` [PATCH v2 12/14] config.c: remove config_reader from configsets Glen Choo via GitGitGadget
2023-05-30 18:42   ` [PATCH v2 13/14] config: add kvi.path, use it to evaluate includes Glen Choo via GitGitGadget
2023-06-02  0:06     ` Jonathan Tan
2023-05-30 18:42   ` [PATCH v2 14/14] config: pass source to config_parser_event_fn_t Glen Choo via GitGitGadget
2023-06-02  0:08     ` Jonathan Tan
2023-06-02 17:20       ` Glen Choo
2023-06-20 19:43   ` [PATCH v3 00/12] config: remove global state from config iteration Glen Choo via GitGitGadget
2023-06-20 19:43     ` [PATCH v3 01/12] config: inline git_color_default_config Glen Choo via GitGitGadget
2023-06-20 21:01       ` Junio C Hamano
2023-06-20 19:43     ` [PATCH v3 02/12] urlmatch.h: use config_fn_t type Glen Choo via GitGitGadget
2023-06-20 21:02       ` Junio C Hamano
2023-06-20 19:43     ` [PATCH v3 03/12] config: add ctx arg to config_fn_t Glen Choo via GitGitGadget
2023-06-20 19:43     ` [PATCH v3 04/12] config.c: pass ctx in configsets Glen Choo via GitGitGadget
2023-06-20 21:19       ` Junio C Hamano
2023-06-20 19:43     ` [PATCH v3 05/12] config: pass ctx with config files Glen Choo via GitGitGadget
2023-06-20 19:43     ` [PATCH v3 06/12] builtin/config.c: test misuse of format_config() Glen Choo via GitGitGadget
2023-06-20 21:35       ` Junio C Hamano
2023-06-20 23:06         ` Glen Choo
2023-06-23 20:32       ` Jonathan Tan
2023-06-24  1:31         ` Jeff King
2023-06-28 17:28         ` Glen Choo
2023-06-20 19:43     ` [PATCH v3 07/12] config.c: pass ctx with CLI config Glen Choo via GitGitGadget
2023-06-23 20:35       ` Jonathan Tan
2023-06-23 21:41         ` Glen Choo
2023-06-20 19:43     ` [PATCH v3 08/12] trace2: plumb config kvi Glen Choo via GitGitGadget
2023-06-23 20:40       ` Jonathan Tan
2023-06-20 19:43     ` [PATCH v3 09/12] config: pass kvi to die_bad_number() Glen Choo via GitGitGadget
2023-06-20 19:43     ` [PATCH v3 10/12] config.c: remove config_reader from configsets Glen Choo via GitGitGadget
2023-06-23 20:57       ` Jonathan Tan
2023-06-23 21:33         ` Junio C Hamano
2023-06-20 19:43     ` [PATCH v3 11/12] config: add kvi.path, use it to evaluate includes Glen Choo via GitGitGadget
2023-06-20 19:43     ` [PATCH v3 12/12] config: pass source to config_parser_event_fn_t Glen Choo via GitGitGadget
2023-06-20 21:46       ` Junio C Hamano
2023-06-21 21:46     ` [PATCH v3 00/12] config: remove global state from config iteration Junio C Hamano
2023-06-21 23:06       ` Glen Choo
2023-06-23 21:02         ` Jonathan Tan
2023-06-23 21:33           ` Junio C Hamano
2023-06-23 21:45           ` Glen Choo
2023-06-26 18:11     ` [PATCH v4 " Glen Choo via GitGitGadget
2023-06-26 18:11       ` [PATCH v4 01/12] config: inline git_color_default_config Glen Choo via GitGitGadget
2023-06-26 18:11       ` [PATCH v4 02/12] urlmatch.h: use config_fn_t type Glen Choo via GitGitGadget
2023-06-26 18:11       ` [PATCH v4 03/12] config: add ctx arg to config_fn_t Glen Choo via GitGitGadget
2023-06-26 18:11       ` [PATCH v4 04/12] config.c: pass ctx in configsets Glen Choo via GitGitGadget
2023-06-26 18:11       ` [PATCH v4 05/12] config: pass ctx with config files Glen Choo via GitGitGadget
2023-06-26 18:11       ` [PATCH v4 06/12] builtin/config.c: test misuse of format_config() Glen Choo via GitGitGadget
2023-06-26 18:11       ` [PATCH v4 07/12] config.c: pass ctx with CLI config Glen Choo via GitGitGadget
2023-06-26 18:11       ` [PATCH v4 08/12] trace2: plumb config kvi Glen Choo via GitGitGadget
2023-06-26 18:11       ` [PATCH v4 09/12] config: pass kvi to die_bad_number() Glen Choo via GitGitGadget
2023-06-26 18:11       ` [PATCH v4 10/12] config.c: remove config_reader from configsets Glen Choo via GitGitGadget
2023-06-26 18:11       ` [PATCH v4 11/12] config: add kvi.path, use it to evaluate includes Glen Choo via GitGitGadget
2023-06-26 18:11       ` [PATCH v4 12/12] config: pass source to config_parser_event_fn_t Glen Choo via GitGitGadget
2023-06-26 20:45       ` [PATCH v4 00/12] config: remove global state from config iteration Junio C Hamano
2023-06-28 19:26       ` [PATCH v5 00/11] " Glen Choo via GitGitGadget
2023-06-28 19:26         ` [PATCH v5 01/11] config: inline git_color_default_config Glen Choo via GitGitGadget
2023-06-28 19:26         ` [PATCH v5 02/11] urlmatch.h: use config_fn_t type Glen Choo via GitGitGadget
2023-06-28 19:26         ` [PATCH v5 03/11] config: add ctx arg to config_fn_t Glen Choo via GitGitGadget
2023-06-28 19:26         ` [PATCH v5 04/11] config.c: pass ctx in configsets Glen Choo via GitGitGadget
2023-06-28 19:26         ` [PATCH v5 05/11] config: pass ctx with config files Glen Choo via GitGitGadget
2023-06-28 19:26         ` [PATCH v5 06/11] config.c: pass ctx with CLI config Glen Choo via GitGitGadget
2023-06-28 19:26         ` [PATCH v5 07/11] trace2: plumb config kvi Glen Choo via GitGitGadget
2023-06-28 19:26         ` [PATCH v5 08/11] config: pass kvi to die_bad_number() Glen Choo via GitGitGadget
2023-06-28 19:26         ` [PATCH v5 09/11] config.c: remove config_reader from configsets Glen Choo via GitGitGadget
2023-06-28 19:26         ` [PATCH v5 10/11] config: add kvi.path, use it to evaluate includes Glen Choo via GitGitGadget
2023-06-28 19:26         ` [PATCH v5 11/11] config: pass source to config_parser_event_fn_t Glen Choo via GitGitGadget
2023-06-28 22:23         ` [PATCH v5 00/11] config: remove global state from config iteration Jonathan Tan
2023-06-28 22:47           ` Junio C Hamano
2023-07-11 18:41         ` Phillip Wood

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