diff options
Diffstat (limited to 'builtin')
| -rw-r--r-- | builtin/clone.c | 8 | ||||
| -rw-r--r-- | builtin/init-db.c | 68 |
2 files changed, 72 insertions, 4 deletions
diff --git a/builtin/clone.c b/builtin/clone.c index 404f58968..097beca3a 100644 --- a/builtin/clone.c +++ b/builtin/clone.c @@ -42,6 +42,7 @@ static int option_local, option_no_hardlinks, option_shared, option_recursive; static char *option_template, *option_reference, *option_depth; static char *option_origin = NULL; static char *option_branch = NULL; +static const char *real_git_dir; static char *option_upload_pack = "git-upload-pack"; static int option_verbosity; static int option_progress; @@ -80,6 +81,8 @@ static struct option builtin_clone_options[] = { "path to git-upload-pack on the remote"), OPT_STRING(0, "depth", &option_depth, "depth", "create a shallow clone of that depth"), + OPT_STRING('L', "separate-git-dir", &real_git_dir, "gitdir", + "separate git dir from working tree"), OPT_END() }; @@ -466,7 +469,10 @@ int cmd_clone(int argc, const char **argv, const char *prefix) if (safe_create_leading_directories_const(git_dir) < 0) die("could not create leading directories of '%s'", git_dir); - set_git_dir(real_path(git_dir)); + + set_git_dir_init(git_dir, real_git_dir, 0); + if (real_git_dir) + git_dir = real_git_dir; if (0 <= option_verbosity) printf("Cloning into %s%s...\n", diff --git a/builtin/init-db.c b/builtin/init-db.c index 8f5cfd712..887939923 100644 --- a/builtin/init-db.c +++ b/builtin/init-db.c @@ -21,6 +21,7 @@ static int init_is_bare_repository = 0; static int init_shared_repository = -1; static const char *init_db_template_dir; +static const char *git_link; static void safe_create_dir(const char *dir, int share) { @@ -311,11 +312,67 @@ static void create_object_directory(void) free(path); } +int set_git_dir_init(const char *git_dir, const char *real_git_dir, + int exist_ok) +{ + if (real_git_dir) { + struct stat st; + + if (!exist_ok && !stat(git_dir, &st)) + die("%s already exists", git_dir); + + if (!exist_ok && !stat(real_git_dir, &st)) + die("%s already exists", real_git_dir); + + /* + * make sure symlinks are resolved because we'll be + * moving the target repo later on in separate_git_dir() + */ + git_link = xstrdup(real_path(git_dir)); + } + else { + real_git_dir = real_path(git_dir); + git_link = NULL; + } + set_git_dir(real_path(real_git_dir)); + return 0; +} + +static void separate_git_dir(const char *git_dir) +{ + struct stat st; + FILE *fp; + + if (!stat(git_link, &st)) { + const char *src; + + if (S_ISREG(st.st_mode)) + src = read_gitfile_gently(git_link); + else if (S_ISDIR(st.st_mode)) + src = git_link; + else + die("unable to handle file type %d", st.st_mode); + + if (rename(src, git_dir)) + die_errno("unable to move %s to %s", src, git_dir); + } + + fp = fopen(git_link, "w"); + if (!fp) + die("Could not create git link %s", git_link); + fprintf(fp, "gitdir: %s\n", git_dir); + fclose(fp); +} + int init_db(const char *template_dir, unsigned int flags) { int reinit; + const char *git_dir = get_git_dir(); - safe_create_dir(get_git_dir(), 0); + if (git_link) + separate_git_dir(git_dir); + + safe_create_dir(git_dir, 0); init_is_bare_repository = is_bare_repository(); @@ -352,7 +409,6 @@ int init_db(const char *template_dir, unsigned int flags) } if (!(flags & INIT_DB_QUIET)) { - const char *git_dir = get_git_dir(); int len = strlen(git_dir); printf("%s%s Git repository in %s%s\n", reinit ? "Reinitialized existing" : "Initialized empty", @@ -414,6 +470,7 @@ static const char *const init_db_usage[] = { int cmd_init_db(int argc, const char **argv, const char *prefix) { const char *git_dir; + const char *real_git_dir = NULL; const char *work_tree; const char *template_dir = NULL; unsigned int flags = 0; @@ -427,11 +484,16 @@ int cmd_init_db(int argc, const char **argv, const char *prefix) "specify that the git repository is to be shared amongst several users", PARSE_OPT_OPTARG | PARSE_OPT_NONEG, shared_callback, 0}, OPT_BIT('q', "quiet", &flags, "be quiet", INIT_DB_QUIET), + OPT_STRING('L', "separate-git-dir", &real_git_dir, "gitdir", + "separate git dir from working tree"), OPT_END() }; argc = parse_options(argc, argv, prefix, init_db_options, init_db_usage, 0); + if (real_git_dir && !is_absolute_path(real_git_dir)) + real_git_dir = xstrdup(real_path(real_git_dir)); + if (argc == 1) { int mkdir_tried = 0; retry: @@ -522,7 +584,7 @@ int cmd_init_db(int argc, const char **argv, const char *prefix) set_git_work_tree(real_path(work_tree)); } - set_git_dir(real_path(git_dir)); + set_git_dir_init(git_dir, real_git_dir, 1); return init_db(template_dir, flags); } |