rebase: factor out command line option processing

diff --git a/builtin/init-db.c b/builtin/init-db.c
index 9d4886c71675f2bc50671ea284875ebae9a34735..e3af9eaa877089639d6ba4f47d7155a0c1ee106e 100644 (file)
--- a/builtin/init-db.c
+++ b/builtin/init-db.c
@@ -414,6 +414,7 @@ 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 *work_tree;
        const char *template_dir = NULL;
        unsigned int flags = 0;
        const struct option init_db_options[] = {
@@ -480,8 +481,8 @@ int cmd_init_db(int argc, const char **argv, const char *prefix)
         * without --bare.  Catch the error early.
         */
        git_dir = getenv(GIT_DIR_ENVIRONMENT);
-       if ((!git_dir || is_bare_repository_cfg == 1)
-           && getenv(GIT_WORK_TREE_ENVIRONMENT))
+       work_tree = getenv(GIT_WORK_TREE_ENVIRONMENT);
+       if ((!git_dir || is_bare_repository_cfg == 1) && work_tree)
                die("%s (or --work-tree=<directory>) not allowed without "
                    "specifying %s (or --git-dir=<directory>)",
                    GIT_WORK_TREE_ENVIRONMENT,
@@ -510,10 +511,18 @@ int cmd_init_db(int argc, const char **argv, const char *prefix)
                        if (!getcwd(git_work_tree_cfg, PATH_MAX))
                                die_errno ("Cannot access current working directory");
                }
+               if (work_tree)
+                       set_git_work_tree(make_absolute_path(work_tree));
+               else
+                       set_git_work_tree(git_work_tree_cfg);
                if (access(get_git_work_tree(), X_OK))
                        die_errno ("Cannot access work tree '%s'",
                                   get_git_work_tree());
        }
+       else {
+               if (work_tree)
+                       set_git_work_tree(make_absolute_path(work_tree));
+       }
 
        set_git_dir(make_absolute_path(git_dir));