| /* |
| * We put all the git config variables in this same object |
| * file, so that programs can link against the config parser |
| * without having to link against all the rest of git. |
| * |
| * In particular, no need to bring in libz etc unless needed, |
| * even if you might want to know where the git directory etc |
| * are. |
| */ |
| #include "cache.h" |
| |
| char git_default_email[MAX_GITNAME]; |
| char git_default_name[MAX_GITNAME]; |
| int user_ident_explicitly_given; |
| int trust_executable_bit = 1; |
| int trust_ctime = 1; |
| int has_symlinks = 1; |
| int ignore_case; |
| int assume_unchanged; |
| int prefer_symlink_refs; |
| int is_bare_repository_cfg = -1; /* unspecified */ |
| int log_all_ref_updates = -1; /* unspecified */ |
| int warn_ambiguous_refs = 1; |
| int repository_format_version; |
| const char *git_commit_encoding; |
| const char *git_log_output_encoding; |
| int shared_repository = PERM_UMASK; |
| const char *apply_default_whitespace; |
| const char *apply_default_ignorewhitespace; |
| int zlib_compression_level = Z_BEST_SPEED; |
| int core_compression_level; |
| int core_compression_seen; |
| int fsync_object_files; |
| size_t packed_git_window_size = DEFAULT_PACKED_GIT_WINDOW_SIZE; |
| size_t packed_git_limit = DEFAULT_PACKED_GIT_LIMIT; |
| size_t delta_base_cache_limit = 16 * 1024 * 1024; |
| const char *pager_program; |
| int pager_use_color = 1; |
| const char *editor_program; |
| const char *excludes_file; |
| int auto_crlf = 0; /* 1: both ways, -1: only when adding git objects */ |
| int read_replace_refs = 1; |
| enum safe_crlf safe_crlf = SAFE_CRLF_WARN; |
| unsigned whitespace_rule_cfg = WS_DEFAULT_RULE; |
| enum branch_track git_branch_track = BRANCH_TRACK_REMOTE; |
| enum rebase_setup_type autorebase = AUTOREBASE_NEVER; |
| enum push_default_type push_default = PUSH_DEFAULT_MATCHING; |
| #ifndef OBJECT_CREATION_MODE |
| #define OBJECT_CREATION_MODE OBJECT_CREATION_USES_HARDLINKS |
| #endif |
| enum object_creation_mode object_creation_mode = OBJECT_CREATION_MODE; |
| int grafts_replace_parents = 1; |
| |
| /* Parallel index stat data preload? */ |
| int core_preload_index = 0; |
| |
| /* 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 *git_dir; |
| static char *git_object_dir, *git_index_file, *git_refs_dir, *git_graft_file; |
| |
| static void setup_git_env(void) |
| { |
| git_dir = getenv(GIT_DIR_ENVIRONMENT); |
| if (!git_dir) |
| git_dir = read_gitfile_gently(DEFAULT_GIT_DIR_ENVIRONMENT); |
| if (!git_dir) |
| git_dir = DEFAULT_GIT_DIR_ENVIRONMENT; |
| git_object_dir = getenv(DB_ENVIRONMENT); |
| if (!git_object_dir) { |
| git_object_dir = xmalloc(strlen(git_dir) + 9); |
| sprintf(git_object_dir, "%s/objects", git_dir); |
| } |
| git_refs_dir = xmalloc(strlen(git_dir) + 6); |
| sprintf(git_refs_dir, "%s/refs", git_dir); |
| git_index_file = getenv(INDEX_ENVIRONMENT); |
| if (!git_index_file) { |
| git_index_file = xmalloc(strlen(git_dir) + 7); |
| sprintf(git_index_file, "%s/index", git_dir); |
| } |
| git_graft_file = getenv(GRAFT_ENVIRONMENT); |
| if (!git_graft_file) |
| git_graft_file = git_pathdup("info/grafts"); |
| } |
| |
| int is_bare_repository(void) |
| { |
| /* if core.bare is not 'false', let's see if there is a work tree */ |
| return is_bare_repository_cfg && !get_git_work_tree(); |
| } |
| |
| int have_git_dir(void) |
| { |
| return !!git_dir; |
| } |
| |
| const char *get_git_dir(void) |
| { |
| if (!git_dir) |
| setup_git_env(); |
| return git_dir; |
| } |
| |
| static int git_work_tree_initialized; |
| |
| /* |
| * Note. This works only before you used a work tree. This was added |
| * primarily to support git-clone to work in a new repository it just |
| * created, and is not meant to flip between different work trees. |
| */ |
| 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) |
| { |
| 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) { |
| work_tree = git_work_tree_cfg; |
| /* make_absolute_path also normalizes the path */ |
| if (work_tree && !is_absolute_path(work_tree)) |
| work_tree = xstrdup(make_absolute_path(git_path("%s", work_tree))); |
| } else if (work_tree) |
| work_tree = xstrdup(make_absolute_path(work_tree)); |
| git_work_tree_initialized = 1; |
| if (work_tree) |
| is_bare_repository_cfg = 0; |
| } |
| return work_tree; |
| } |
| |
| char *get_object_directory(void) |
| { |
| if (!git_object_dir) |
| setup_git_env(); |
| return git_object_dir; |
| } |
| |
| char *get_index_file(void) |
| { |
| if (!git_index_file) |
| setup_git_env(); |
| return git_index_file; |
| } |
| |
| char *get_graft_file(void) |
| { |
| if (!git_graft_file) |
| 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; |
| } |