With the function set_git_dir() you can reset the path that will
be used for git_path(), git_dir() and friends.
The responsibility to close files and throw away information from the
old git_dir lies with the caller.
Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
---
cache.h | 1 +
environment.c | 8 ++++++++
2 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/cache.h b/cache.h
index c0cab34..36963f2 100644
--- a/cache.h
+++ b/cache.h
@@ -216,6 +216,7 @@ extern char *get_refs_directory(void);
extern char *get_index_file(void);
extern char *get_graft_file(void);
extern const char *get_git_work_tree(void);
+extern int set_git_dir(const char *path);
#define ALTERNATE_DB_ENVIRONMENT "GIT_ALTERNATE_OBJECT_DIRECTORIES"
diff --git a/environment.c b/environment.c
index 26f41af..2af12fd 100644
--- a/environment.c
+++ b/environment.c
@@ -124,3 +124,11 @@ char *get_graft_file(void)
setup_git_env();
return git_graft_file;
}
+
+int set_git_dir(const char *path)
+{
+ if (setenv(GIT_DIR_ENVIRONMENT, path, 1))
+ return error("Could not set GIT_DIR to '%s'", path);
+ setup_git_env();
+ return 0;
+}
--
1.5.3.rc3.28.g1406
-
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