environment: move "branch.autoSetupMerge" into struct repo_config_values

The config value `branch.autoSetupMerge` is parsed in
`git_default_branch_config()` and stored in the global variable
`git_branch_track`. This global variable can be overwritten
by another repository when multiple Git repos run in the the same process.

Move this value into `struct repo_config_values` in the_repository to
retain current behaviours and move towards libifying Git.
Since the variable is no longer a global variable, it has been renamed to
`branch_track` in the struct `repo_config_values`.

Suggested-by: Phillip Wood <phillip.wood123@gmail.com>
Mentored-by: Christian Couder <christian.couder@gmail.com>
Mentored-by: Usman Akinyemi <usmanakinyemi202@gmail.com>
Signed-off-by: Olamide Caleb Bello <belkid98@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Olamide Caleb Bello
2026-02-16 17:38:27 +01:00
committed by Junio C Hamano
parent 294dbbe62e
commit a225157b9a
7 changed files with 19 additions and 11 deletions

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@@ -15,8 +15,6 @@ enum branch_track {
BRANCH_TRACK_SIMPLE,
};
extern enum branch_track git_branch_track;
/* Functions for acting on the information about branches. */
/**

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@@ -724,6 +724,7 @@ int cmd_branch(int argc,
static struct ref_sorting *sorting;
struct string_list sorting_options = STRING_LIST_INIT_DUP;
struct ref_format format = REF_FORMAT_INIT;
struct repo_config_values *cfg = repo_config_values(the_repository);
int ret;
struct option options[] = {
@@ -795,7 +796,7 @@ int cmd_branch(int argc,
if (!sorting_options.nr)
string_list_append(&sorting_options, "refname");
track = git_branch_track;
track = cfg->branch_track;
head = refs_resolve_refdup(get_main_ref_store(the_repository), "HEAD",
0, &head_oid, NULL);

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@@ -1588,6 +1588,7 @@ static void die_if_switching_to_a_branch_in_use(struct checkout_opts *opts,
static int checkout_branch(struct checkout_opts *opts,
struct branch_info *new_branch_info)
{
struct repo_config_values *cfg = repo_config_values(the_repository);
int noop_switch = (!new_branch_info->name &&
!opts->new_branch &&
!opts->force_detach);
@@ -1631,7 +1632,7 @@ static int checkout_branch(struct checkout_opts *opts,
if (opts->track != BRANCH_TRACK_UNSPECIFIED)
die(_("'%s' cannot be used with '%s'"), "--detach", "-t");
} else if (opts->track == BRANCH_TRACK_UNSPECIFIED)
opts->track = git_branch_track;
opts->track = cfg->branch_track;
if (new_branch_info->name && !new_branch_info->commit)
die(_("Cannot switch branch to a non-commit '%s'"),

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@@ -151,6 +151,7 @@ static NORETURN void die_push_simple(struct branch *branch,
const char *advice_pushdefault_maybe = "";
const char *advice_automergesimple_maybe = "";
const char *short_upstream = branch->merge[0]->src;
struct repo_config_values *cfg = repo_config_values(the_repository);
skip_prefix(short_upstream, "refs/heads/", &short_upstream);
@@ -162,7 +163,7 @@ static NORETURN void die_push_simple(struct branch *branch,
advice_pushdefault_maybe = _("\n"
"To choose either option permanently, "
"see push.default in 'git help config'.\n");
if (git_branch_track != BRANCH_TRACK_SIMPLE)
if (cfg->branch_track != BRANCH_TRACK_SIMPLE)
advice_automergesimple_maybe = _("\n"
"To avoid automatically configuring "
"an upstream branch when its name\n"

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@@ -3126,9 +3126,10 @@ static int module_create_branch(int argc, const char **argv, const char *prefix,
N_("git submodule--helper create-branch [-f|--force] [--create-reflog] [-q|--quiet] [-t|--track] [-n|--dry-run] <name> <start-oid> <start-name>"),
NULL
};
struct repo_config_values *cfg = repo_config_values(the_repository);
repo_config(the_repository, git_default_config, NULL);
track = git_branch_track;
track = cfg->branch_track;
argc = parse_options(argc, argv, prefix, options, usage, 0);
if (argc != 3)

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@@ -66,7 +66,6 @@ enum auto_crlf auto_crlf = AUTO_CRLF_FALSE;
enum eol core_eol = EOL_UNSET;
int global_conv_flags_eol = CONV_EOL_RNDTRP_WARN;
char *check_roundtrip_encoding;
enum branch_track git_branch_track = BRANCH_TRACK_REMOTE;
enum rebase_setup_type autorebase = AUTOREBASE_NEVER;
enum push_default_type push_default = PUSH_DEFAULT_UNSPECIFIED;
#ifndef OBJECT_CREATION_MODE
@@ -607,18 +606,20 @@ static int git_default_i18n_config(const char *var, const char *value)
static int git_default_branch_config(const char *var, const char *value)
{
struct repo_config_values *cfg = repo_config_values(the_repository);
if (!strcmp(var, "branch.autosetupmerge")) {
if (value && !strcmp(value, "always")) {
git_branch_track = BRANCH_TRACK_ALWAYS;
cfg->branch_track = BRANCH_TRACK_ALWAYS;
return 0;
} else if (value && !strcmp(value, "inherit")) {
git_branch_track = BRANCH_TRACK_INHERIT;
cfg->branch_track = BRANCH_TRACK_INHERIT;
return 0;
} else if (value && !strcmp(value, "simple")) {
git_branch_track = BRANCH_TRACK_SIMPLE;
cfg->branch_track = BRANCH_TRACK_SIMPLE;
return 0;
}
git_branch_track = git_config_bool(var, value);
cfg->branch_track = git_config_bool(var, value);
return 0;
}
if (!strcmp(var, "branch.autosetuprebase")) {
@@ -761,4 +762,5 @@ void repo_config_values_init(struct repo_config_values *cfg)
{
cfg->attributes_file = NULL;
cfg->apply_sparse_checkout = 0;
cfg->branch_track = BRANCH_TRACK_REMOTE;
}

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@@ -2,6 +2,7 @@
#define ENVIRONMENT_H
#include "repo-settings.h"
#include "branch.h"
/* Double-check local_repo_env below if you add to this list. */
#define GIT_DIR_ENVIRONMENT "GIT_DIR"
@@ -89,6 +90,9 @@ struct repo_config_values {
/* section "core" config values */
char *attributes_file;
int apply_sparse_checkout;
/* section "branch" config values */
enum branch_track branch_track;
};
struct repo_config_values *repo_config_values(struct repository *repo);