It would be useful to control access to the global
shared_repository, so that we can lazily load its config.
The first step to doing so is to make sure all access
goes through a set of functions.
This step is purely mechanical, and should result in no
change of behavior.
Signed-off-by: Jeff King <peff@xxxxxxxx>
---
builtin/init-db.c | 24 ++++++++++++------------
cache.h | 4 +++-
environment.c | 13 ++++++++++++-
path.c | 10 +++++-----
setup.c | 2 +-
5 files changed, 33 insertions(+), 20 deletions(-)
diff --git a/builtin/init-db.c b/builtin/init-db.c
index 6223b7d..e9b2256 100644
--- a/builtin/init-db.c
+++ b/builtin/init-db.c
@@ -199,13 +199,13 @@ static int create_default_files(const char *template_path)
/* reading existing config may have overwrote it */
if (init_shared_repository != -1)
- shared_repository = init_shared_repository;
+ set_shared_repository(init_shared_repository);
/*
* We would have created the above under user's umask -- under
* shared-repository settings, we would need to fix them up.
*/
- if (shared_repository) {
+ if (get_shared_repository()) {
adjust_shared_perm(get_git_dir());
adjust_shared_perm(git_path_buf(&buf, "refs"));
adjust_shared_perm(git_path_buf(&buf, "refs/heads"));
@@ -369,7 +369,7 @@ int init_db(const char *template_dir, unsigned int flags)
create_object_directory();
- if (shared_repository) {
+ if (get_shared_repository()) {
char buf[10];
/* We do not spell "group" and such, so that
* the configuration can be read by older version
@@ -377,12 +377,12 @@ int init_db(const char *template_dir, unsigned int flags)
* and compatibility values for PERM_GROUP and
* PERM_EVERYBODY.
*/
- if (shared_repository < 0)
+ if (get_shared_repository() < 0)
/* force to the mode value */
- xsnprintf(buf, sizeof(buf), "0%o", -shared_repository);
- else if (shared_repository == PERM_GROUP)
+ xsnprintf(buf, sizeof(buf), "0%o", -get_shared_repository());
+ else if (get_shared_repository() == PERM_GROUP)
xsnprintf(buf, sizeof(buf), "%d", OLD_PERM_GROUP);
- else if (shared_repository == PERM_EVERYBODY)
+ else if (get_shared_repository() == PERM_EVERYBODY)
xsnprintf(buf, sizeof(buf), "%d", OLD_PERM_EVERYBODY);
else
die("BUG: invalid value for shared_repository");
@@ -398,7 +398,7 @@ int init_db(const char *template_dir, unsigned int flags)
"", and the last '%s%s' is the verbatim directory name. */
printf(_("%s%s Git repository in %s%s\n"),
reinit ? _("Reinitialized existing") : _("Initialized empty"),
- shared_repository ? _(" shared") : "",
+ get_shared_repository() ? _(" shared") : "",
git_dir, len && git_dir[len-1] != '/' ? "/" : "");
}
@@ -493,8 +493,8 @@ int cmd_init_db(int argc, const char **argv, const char *prefix)
* and we know shared_repository should always be 0;
* but just in case we play safe.
*/
- saved = shared_repository;
- shared_repository = 0;
+ saved = get_shared_repository();
+ set_shared_repository(0);
switch (safe_create_leading_directories_const(argv[0])) {
case SCLD_OK:
case SCLD_PERMS:
@@ -506,7 +506,7 @@ int cmd_init_db(int argc, const char **argv, const char *prefix)
die_errno(_("cannot mkdir %s"), argv[0]);
break;
}
- shared_repository = saved;
+ set_shared_repository(saved);
if (mkdir(argv[0], 0777) < 0)
die_errno(_("cannot mkdir %s"), argv[0]);
mkdir_tried = 1;
@@ -524,7 +524,7 @@ int cmd_init_db(int argc, const char **argv, const char *prefix)
}
if (init_shared_repository != -1)
- shared_repository = init_shared_repository;
+ set_shared_repository(init_shared_repository);
/*
* GIT_WORK_TREE makes sense only in conjunction with GIT_DIR
diff --git a/cache.h b/cache.h
index a3b6b0f..43c6a44 100644
--- a/cache.h
+++ b/cache.h
@@ -651,7 +651,6 @@ extern int prefer_symlink_refs;
extern int log_all_ref_updates;
extern int warn_ambiguous_refs;
extern int warn_on_object_refname_ambiguity;
-extern int shared_repository;
extern const char *apply_default_whitespace;
extern const char *apply_default_ignorewhitespace;
extern const char *git_attributes_file;
@@ -664,6 +663,9 @@ extern size_t delta_base_cache_limit;
extern unsigned long big_file_threshold;
extern unsigned long pack_size_limit_cfg;
+void set_shared_repository(int value);
+int get_shared_repository(void);
+
/*
* Do replace refs need to be checked this run? This variable is
* initialized to true unless --no-replace-object is used or
diff --git a/environment.c b/environment.c
index 6dec9d0..b42e238 100644
--- a/environment.c
+++ b/environment.c
@@ -29,7 +29,6 @@ int repository_format_version;
int repository_format_precious_objects;
const char *git_commit_encoding;
const char *git_log_output_encoding;
-int shared_repository = PERM_UMASK;
const char *apply_default_whitespace;
const char *apply_default_ignorewhitespace;
const char *git_attributes_file;
@@ -325,3 +324,15 @@ const char *get_commit_output_encoding(void)
{
return git_commit_encoding ? git_commit_encoding : "UTF-8";
}
+
+static int the_shared_repository = PERM_UMASK;
+
+void set_shared_repository(int value)
+{
+ the_shared_repository = value;
+}
+
+int get_shared_repository(void)
+{
+ return the_shared_repository;
+}
diff --git a/path.c b/path.c
index 8b7e168..a6f1cd6 100644
--- a/path.c
+++ b/path.c
@@ -699,17 +699,17 @@ static int calc_shared_perm(int mode)
{
int tweak;
- if (shared_repository < 0)
- tweak = -shared_repository;
+ if (get_shared_repository() < 0)
+ tweak = -get_shared_repository();
else
- tweak = shared_repository;
+ tweak = get_shared_repository();
if (!(mode & S_IWUSR))
tweak &= ~0222;
if (mode & S_IXUSR)
/* Copy read bits to execute bits */
tweak |= (tweak & 0444) >> 2;
- if (shared_repository < 0)
+ if (get_shared_repository() < 0)
mode = (mode & ~0777) | tweak;
else
mode |= tweak;
@@ -722,7 +722,7 @@ int adjust_shared_perm(const char *path)
{
int old_mode, new_mode;
- if (!shared_repository)
+ if (!get_shared_repository())
return 0;
if (get_st_mode_bits(path, &old_mode) < 0)
return -1;
diff --git a/setup.c b/setup.c
index b2f2e69..ac777c5 100644
--- a/setup.c
+++ b/setup.c
@@ -377,7 +377,7 @@ static int check_repo_format(const char *var, const char *value, void *cb)
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);
+ set_shared_repository(git_config_perm(var, value));
else if (skip_prefix(var, "extensions.", &ext)) {
/*
* record any known extensions here; otherwise,
--
2.8.0.rc0.278.gfeb5644
--
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