use xgetcwd() to get the current directory or die

diff --git a/setup.c b/setup.c
index 937dad503c28681d7c21f5dc300ea943cfe5b17a..72a4978ba5414af523a2c88a60a4d2d624606e85 100644 (file)
--- a/setup.c
+++ b/setup.c
@@ -434,16 +434,16 @@ static const char *setup_explicit_git_dir(const char *gitdirenv,
                if (is_absolute_path(git_work_tree_cfg))
                        set_git_work_tree(git_work_tree_cfg);
                else {
-                       char core_worktree[PATH_MAX];
+                       char *core_worktree;
                        if (chdir(gitdirenv))
                                die_errno("Could not chdir to '%s'", gitdirenv);
                        if (chdir(git_work_tree_cfg))
                                die_errno("Could not chdir to '%s'", git_work_tree_cfg);
-                       if (!getcwd(core_worktree, PATH_MAX))
-                               die_errno("Could not get directory '%s'", git_work_tree_cfg);
+                       core_worktree = xgetcwd();
                        if (chdir(cwd->buf))
                                die_errno("Could not come back to cwd");
                        set_git_work_tree(core_worktree);
+                       free(core_worktree);
                }
        }
        else if (!git_env_bool(GIT_IMPLICIT_WORK_TREE_ENVIRONMENT, 1)) {