This function may only be used before the work tree is used.
Signed-off-by: Daniel Barkalow <barkalow@xxxxxxxxxxxx>
---
cache.h | 1 +
environment.c | 19 +++++++++++++++----
2 files changed, 16 insertions(+), 4 deletions(-)
diff --git a/cache.h b/cache.h
index cdde6b0..b337b3d 100644
--- a/cache.h
+++ b/cache.h
@@ -311,6 +311,7 @@ extern char *get_index_file(void);
extern char *get_graft_file(void);
extern int set_git_dir(const char *path);
extern const char *get_git_work_tree(void);
+extern void set_git_work_tree(const char *tree);
#define ALTERNATE_DB_ENVIRONMENT "GIT_ALTERNATE_OBJECT_DIRECTORIES"
diff --git a/environment.c b/environment.c
index 6739a3f..1919125 100644
--- a/environment.c
+++ b/environment.c
@@ -41,7 +41,7 @@ enum branch_track git_branch_track = BRANCH_TRACK_REMOTE;
/* This is set by setup_git_dir_gently() and/or git_default_config() */
char *git_work_tree_cfg;
-static const char *work_tree;
+static char *work_tree;
static const char *git_dir;
static char *git_object_dir, *git_index_file, *git_refs_dir, *git_graft_file;
@@ -81,10 +81,21 @@ const char *get_git_dir(void)
return git_dir;
}
+static int git_work_tree_initialized;
+
+void set_git_work_tree(const char *new_work_tree)
+{
+ if (is_bare_repository_cfg >= 0)
+ die("cannot set work tree after initialization");
+ git_work_tree_initialized = 1;
+ free(work_tree);
+ work_tree = xstrdup(make_absolute_path(new_work_tree));
+ is_bare_repository_cfg = 0;
+}
+
const char *get_git_work_tree(void)
{
- static int initialized = 0;
- if (!initialized) {
+ if (!git_work_tree_initialized) {
work_tree = getenv(GIT_WORK_TREE_ENVIRONMENT);
/* core.bare = true overrides implicit and config work tree */
if (!work_tree && is_bare_repository_cfg < 1) {
@@ -94,7 +105,7 @@ const char *get_git_work_tree(void)
work_tree = xstrdup(make_absolute_path(git_path(work_tree)));
} else if (work_tree)
work_tree = xstrdup(make_absolute_path(work_tree));
- initialized = 1;
+ git_work_tree_initialized = 1;
if (work_tree)
is_bare_repository_cfg = 0;
}
--
1.5.4.3.610.gea6cd
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