[PATCH 08/31] environment: store worktree in the_repository

[Brandon Williams <bmwill@xxxxxxxxxx>]

Migrate 'work_tree' to be stored in 'the_repository'.

Signed-off-by: Brandon Williams <bmwill@xxxxxxxxxx>
---
 environment.c | 9 ++++-----
 repo.c        | 7 +++++++
 repo.h        | 2 ++
 3 files changed, 13 insertions(+), 5 deletions(-)

diff --git a/environment.c b/environment.c
index a0519f4f3..2722ebb9f 100644
--- a/environment.c
+++ b/environment.c
@@ -96,7 +96,6 @@ int ignore_untracked_cache_config;
 
 /* This is set by setup_git_dir_gently() and/or git_default_config() */
 char *git_work_tree_cfg;
-static char *work_tree;
 
 static const char *super_prefix;
 
@@ -220,19 +219,19 @@ void set_git_work_tree(const char *new_work_tree)
 {
 	if (git_work_tree_initialized) {
 		new_work_tree = real_path(new_work_tree);
-		if (strcmp(new_work_tree, work_tree))
+		if (strcmp(new_work_tree, the_repository.worktree))
 			die("internal error: work tree has already been set\n"
 			    "Current worktree: %s\nNew worktree: %s",
-			    work_tree, new_work_tree);
+			    the_repository.worktree, new_work_tree);
 		return;
 	}
 	git_work_tree_initialized = 1;
-	work_tree = real_pathdup(new_work_tree, 1);
+	repo_set_worktree(&the_repository, new_work_tree);
 }
 
 const char *get_git_work_tree(void)
 {
-	return work_tree;
+	return the_repository.worktree;
 }
 
 char *get_object_directory(void)
diff --git a/repo.c b/repo.c
index f7c3617a9..789ffdd78 100644
--- a/repo.c
+++ b/repo.c
@@ -84,6 +84,11 @@ void repo_set_gitdir(struct repo *repo, const char *path)
 	repo_setup_env(repo);
 }
 
+void repo_set_worktree(struct repo *repo, const char *path)
+{
+	repo->worktree = real_pathdup(path, 1);
+}
+
 int repo_init(struct repo *repo, const char *gitdir)
 {
 	int error = 0;
@@ -121,4 +126,6 @@ int repo_init(struct repo *repo, const char *gitdir)
 void repo_clear(struct repo *repo)
 {
 	repo_clear_env(repo);
+	free(repo->worktree);
+	repo->worktree = NULL;
 }
diff --git a/repo.h b/repo.h
index 453049e67..95d021049 100644
--- a/repo.h
+++ b/repo.h
@@ -9,6 +9,7 @@ struct repo {
 	char *index_file;
 	char *graft_file;
 	char *namespace;
+	char *worktree;
 
 	/* Configurations */
 	unsigned ignore_env:1;
@@ -19,6 +20,7 @@ struct repo {
 extern struct repo the_repository;
 
 extern void repo_set_gitdir(struct repo *repo, const char *path);
+extern void repo_set_worktree(struct repo *repo, const char *path);
 extern int repo_init(struct repo *repo, const char *path);
 extern void repo_clear(struct repo *repo);
 
-- 
2.13.0.506.g27d5fe0cd-goog