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builtin/init: introduce --ref-format= value flag

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Introduce a new `--ref-format` value flag for git-init(1) that allows
the user to specify the ref format that is to be used for a newly
initialized repository.

Signed-off-by: Patrick Steinhardt <ps@pks.im>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Patrick Steinhardt 2023-12-29 08:27:04 +01:00 committed by Junio C Hamano
parent 3c4a5318af
commit 48fa45f5fb
3 changed files with 45 additions and 1 deletions
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7
Documentation/git-init.txt
View file

@ -11,6 +11,7 @@ SYNOPSIS
[verse]
'git init' [-q | --quiet] [--bare] [--template=<template-directory>]
[--separate-git-dir <git-dir>] [--object-format=<format>]
[--ref-format=<format>]
[-b <branch-name> | --initial-branch=<branch-name>]
[--shared[=<permissions>]] [<directory>]
@ -57,6 +58,12 @@ values are 'sha1' and (if enabled) 'sha256'. 'sha1' is the default.
+
include::object-format-disclaimer.txt[]
--ref-format=<format>::
Specify the given ref storage format for the repository. The valid values are:
+
include::ref-storage-format.txt[]
--template=<template-directory>::
Specify the directory from which templates will be used. (See the "TEMPLATE

13
builtin/init-db.c
View file

@ -58,6 +58,7 @@ static int shared_callback(const struct option *opt, const char *arg, int unset)
static const char *const init_db_usage[] = {
N_("git init [-q | --quiet] [--bare] [--template=<template-directory>]\n"
" [--separate-git-dir <git-dir>] [--object-format=<format>]\n"
" [--ref-format=<format>]\n"
" [-b <branch-name> | --initial-branch=<branch-name>]\n"
" [--shared[=<permissions>]] [<directory>]"),
NULL
@ -77,8 +78,10 @@ int cmd_init_db(int argc, const char **argv, const char *prefix)
const char *template_dir = NULL;
unsigned int flags = 0;
const char *object_format = NULL;
const char *ref_format = NULL;
const char *initial_branch = NULL;
int hash_algo = GIT_HASH_UNKNOWN;
unsigned int ref_storage_format = REF_STORAGE_FORMAT_UNKNOWN;
int init_shared_repository = -1;
const struct option init_db_options[] = {
OPT_STRING(0, "template", &template_dir, N_("template-directory"),
@ -96,6 +99,8 @@ int cmd_init_db(int argc, const char **argv, const char *prefix)
N_("override the name of the initial branch")),
OPT_STRING(0, "object-format", &object_format, N_("hash"),
N_("specify the hash algorithm to use")),
OPT_STRING(0, "ref-format", &ref_format, N_("format"),
N_("specify the reference format to use")),
OPT_END()
};
@ -159,6 +164,12 @@ int cmd_init_db(int argc, const char **argv, const char *prefix)
die(_("unknown hash algorithm '%s'"), object_format);
}
if (ref_format) {
ref_storage_format = ref_storage_format_by_name(ref_format);
if (ref_storage_format == REF_STORAGE_FORMAT_UNKNOWN)
die(_("unknown ref storage format '%s'"), ref_format);
}
if (init_shared_repository != -1)
set_shared_repository(init_shared_repository);
@ -237,6 +248,6 @@ int cmd_init_db(int argc, const char **argv, const char *prefix)
flags |= INIT_DB_EXIST_OK;
return init_db(git_dir, real_git_dir, template_dir, hash_algo,
REF_STORAGE_FORMAT_UNKNOWN, initial_branch,
ref_storage_format, initial_branch,
init_shared_repository, flags);
}

26
t/t0001-init.sh
View file

@ -576,6 +576,32 @@ test_expect_success 'init with GIT_DEFAULT_REF_FORMAT=garbage' '
test_cmp expect err
'
test_expect_success 'init with --ref-format=files' '
test_when_finished "rm -rf refformat" &&
git init --ref-format=files refformat &&
echo files >expect &&
git -C refformat rev-parse --show-ref-format >actual &&
test_cmp expect actual
'
test_expect_success 're-init with same format' '
test_when_finished "rm -rf refformat" &&
git init --ref-format=files refformat &&
git init --ref-format=files refformat &&
echo files >expect &&
git -C refformat rev-parse --show-ref-format >actual &&
test_cmp expect actual
'
test_expect_success 'init with --ref-format=garbage' '
test_when_finished "rm -rf refformat" &&
cat >expect <<-EOF &&
fatal: unknown ref storage format ${SQ}garbage${SQ}
EOF
test_must_fail git init --ref-format=garbage refformat 2>err &&
test_cmp expect err
'
test_expect_success MINGW 'core.hidedotfiles = false' '
git config --global core.hidedotfiles false &&
rm -rf newdir &&