environment: move access to "core.sharedRepository" into repo settings

Similar as with the preceding commit, we track "core.sharedRepository"
via a pair of global variables. Move them into `struct repo_settings` so
that we can instead track them per-repository.

Signed-off-by: Patrick Steinhardt <ps@pks.im>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 26 insertions, 0 deletions

diff --git a/repo-settings.c b/repo-settings.c
index 876d527581..67e9cfd2e6 100644
--- a/repo-settings.c
+++ b/repo-settings.c
@@ -4,6 +4,7 @@
 #include "repository.h"
 #include "midx.h"
 #include "pack-objects.h"
+#include "setup.h"
 
 static void repo_cfg_bool(struct repository *r, const char *key, int *dest,
 			  int def)
@@ -181,3 +182,28 @@ const char *repo_settings_get_hooks_path(struct repository *repo)
 		repo_config_get_pathname(repo, "core.hookspath", &repo->settings.hooks_path);
 	return repo->settings.hooks_path;
 }
+
+int repo_settings_get_shared_repository(struct repository *repo)
+{
+	if (!repo->settings.shared_repository_initialized) {
+		const char *var = "core.sharedrepository";
+		const char *value;
+		if (!repo_config_get_value(repo, var, &value))
+			repo->settings.shared_repository = git_config_perm(var, value);
+		else
+			repo->settings.shared_repository = PERM_UMASK;
+		repo->settings.shared_repository_initialized = 1;
+	}
+	return repo->settings.shared_repository;
+}
+
+void repo_settings_set_shared_repository(struct repository *repo, int value)
+{
+	repo->settings.shared_repository = value;
+	repo->settings.shared_repository_initialized = 1;
+}
+
+void repo_settings_reset_shared_repository(struct repository *repo)
+{
+	repo->settings.shared_repository_initialized = 0;
+}