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-rw-r--r--setup.c158
1 files changed, 87 insertions, 71 deletions
diff --git a/setup.c b/setup.c
index de1a2a7ea5..c86bf5c9fa 100644
--- a/setup.c
+++ b/setup.c
@@ -5,7 +5,9 @@
static int inside_git_dir = -1;
static int inside_work_tree = -1;
static int work_tree_config_is_bogus;
-static struct string_list unknown_extensions = STRING_LIST_INIT_DUP;
+
+static struct startup_info the_startup_info;
+struct startup_info *startup_info = &the_startup_info;
/*
* The input parameter must contain an absolute path, and it must already be
@@ -100,7 +102,7 @@ char *prefix_path_gently(const char *prefix, int len,
return NULL;
}
} else {
- sanitized = xstrfmt("%.*s%s", len, prefix, path);
+ sanitized = xstrfmt("%.*s%s", len, len ? prefix : "", path);
if (remaining_prefix)
*remaining_prefix = len;
if (normalize_path_copy_len(sanitized, sanitized, remaining_prefix)) {
@@ -370,14 +372,13 @@ void setup_work_tree(void)
initialized = 1;
}
-static int check_repo_format(const char *var, const char *value, void *cb)
+static int check_repo_format(const char *var, const char *value, void *vdata)
{
+ struct repository_format *data = vdata;
const char *ext;
if (strcmp(var, "core.repositoryformatversion") == 0)
- repository_format_version = git_config_int(var, value);
- else if (strcmp(var, "core.sharedrepository") == 0)
- shared_repository = git_config_perm(var, value);
+ data->version = git_config_int(var, value);
else if (skip_prefix(var, "extensions.", &ext)) {
/*
* record any known extensions here; otherwise,
@@ -387,9 +388,15 @@ static int check_repo_format(const char *var, const char *value, void *cb)
if (!strcmp(ext, "noop"))
;
else if (!strcmp(ext, "preciousobjects"))
- repository_format_precious_objects = git_config_bool(var, value);
+ data->precious_objects = git_config_bool(var, value);
else
- string_list_append(&unknown_extensions, ext);
+ string_list_append(&data->unknown_extensions, ext);
+ } else if (strcmp(var, "core.bare") == 0) {
+ data->is_bare = git_config_bool(var, value);
+ } else if (strcmp(var, "core.worktree") == 0) {
+ if (!value)
+ return config_error_nonbool(var);
+ data->work_tree = xstrdup(value);
}
return 0;
}
@@ -397,56 +404,84 @@ static int check_repo_format(const char *var, const char *value, void *cb)
static int check_repository_format_gently(const char *gitdir, int *nongit_ok)
{
struct strbuf sb = STRBUF_INIT;
- const char *repo_config;
- config_fn_t fn;
- int ret = 0;
-
- string_list_clear(&unknown_extensions, 0);
+ struct strbuf err = STRBUF_INIT;
+ struct repository_format candidate;
+ int has_common;
- if (get_common_dir(&sb, gitdir))
- fn = check_repo_format;
- else
- fn = check_repository_format_version;
+ has_common = get_common_dir(&sb, gitdir);
strbuf_addstr(&sb, "/config");
- repo_config = sb.buf;
+ read_repository_format(&candidate, sb.buf);
+ strbuf_release(&sb);
/*
- * git_config() can't be used here because it calls git_pathdup()
- * to get $GIT_CONFIG/config. That call will make setup_git_env()
- * set git_dir to ".git".
- *
- * We are in gitdir setup, no git dir has been found useable yet.
- * Use a gentler version of git_config() to check if this repo
- * is a good one.
+ * For historical use of check_repository_format() in git-init,
+ * we treat a missing config as a silent "ok", even when nongit_ok
+ * is unset.
*/
- git_config_early(fn, NULL, repo_config);
- if (GIT_REPO_VERSION_READ < repository_format_version) {
- if (!nongit_ok)
- die ("Expected git repo version <= %d, found %d",
- GIT_REPO_VERSION_READ, repository_format_version);
- warning("Expected git repo version <= %d, found %d",
- GIT_REPO_VERSION_READ, repository_format_version);
- warning("Please upgrade Git");
- *nongit_ok = -1;
- ret = -1;
+ if (candidate.version < 0)
+ return 0;
+
+ if (verify_repository_format(&candidate, &err) < 0) {
+ if (nongit_ok) {
+ warning("%s", err.buf);
+ strbuf_release(&err);
+ *nongit_ok = -1;
+ return -1;
+ }
+ die("%s", err.buf);
}
- if (repository_format_version >= 1 && unknown_extensions.nr) {
+ repository_format_precious_objects = candidate.precious_objects;
+ string_list_clear(&candidate.unknown_extensions, 0);
+ if (!has_common) {
+ if (candidate.is_bare != -1) {
+ is_bare_repository_cfg = candidate.is_bare;
+ if (is_bare_repository_cfg == 1)
+ inside_work_tree = -1;
+ }
+ if (candidate.work_tree) {
+ free(git_work_tree_cfg);
+ git_work_tree_cfg = candidate.work_tree;
+ inside_work_tree = -1;
+ }
+ } else {
+ free(candidate.work_tree);
+ }
+
+ return 0;
+}
+
+int read_repository_format(struct repository_format *format, const char *path)
+{
+ memset(format, 0, sizeof(*format));
+ format->version = -1;
+ format->is_bare = -1;
+ string_list_init(&format->unknown_extensions, 1);
+ git_config_from_file(check_repo_format, path, format);
+ return format->version;
+}
+
+int verify_repository_format(const struct repository_format *format,
+ struct strbuf *err)
+{
+ if (GIT_REPO_VERSION_READ < format->version) {
+ strbuf_addf(err, _("Expected git repo version <= %d, found %d"),
+ GIT_REPO_VERSION_READ, format->version);
+ return -1;
+ }
+
+ if (format->version >= 1 && format->unknown_extensions.nr) {
int i;
- if (!nongit_ok)
- die("unknown repository extension: %s",
- unknown_extensions.items[0].string);
+ strbuf_addstr(err, _("unknown repository extensions found:"));
- for (i = 0; i < unknown_extensions.nr; i++)
- warning("unknown repository extension: %s",
- unknown_extensions.items[i].string);
- *nongit_ok = -1;
- ret = -1;
+ for (i = 0; i < format->unknown_extensions.nr; i++)
+ strbuf_addf(err, "\n\t%s",
+ format->unknown_extensions.items[i].string);
+ return -1;
}
- strbuf_release(&sb);
- return ret;
+ return 0;
}
/*
@@ -905,10 +940,9 @@ const char *setup_git_directory_gently(int *nongit_ok)
else
setenv(GIT_PREFIX_ENVIRONMENT, "", 1);
- if (startup_info) {
- startup_info->have_repository = !nongit_ok || !*nongit_ok;
- startup_info->prefix = prefix;
- }
+ startup_info->have_repository = !nongit_ok || !*nongit_ok;
+ startup_info->prefix = prefix;
+
return prefix;
}
@@ -963,28 +997,10 @@ int git_config_perm(const char *var, const char *value)
return -(i & 0666);
}
-int check_repository_format_version(const char *var, const char *value, void *cb)
-{
- int ret = check_repo_format(var, value, cb);
- if (ret)
- return ret;
- if (strcmp(var, "core.bare") == 0) {
- is_bare_repository_cfg = git_config_bool(var, value);
- if (is_bare_repository_cfg == 1)
- inside_work_tree = -1;
- } else if (strcmp(var, "core.worktree") == 0) {
- if (!value)
- return config_error_nonbool(var);
- free(git_work_tree_cfg);
- git_work_tree_cfg = xstrdup(value);
- inside_work_tree = -1;
- }
- return 0;
-}
-
-int check_repository_format(void)
+void check_repository_format(void)
{
- return check_repository_format_gently(get_git_dir(), NULL);
+ check_repository_format_gently(get_git_dir(), NULL);
+ startup_info->have_repository = 1;
}
/*
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-02 03:48:36 +0000