[PATCH 5/9] Add set_git_dir() function
From: Johannes Schindelin <hidden>
Date: 2016-06-15 22:43:24
Subsystem:
the rest · Maintainer:
Linus Torvalds
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 <redacted> --- 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