From mboxrd@z Thu Jan 1 00:00:00 1970 From: Johannes Schindelin Subject: [PATCH 4/8] Add set_git_dir() function Date: Fri, 27 Jul 2007 19:57:18 +0100 (BST) Message-ID: References: Mime-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII To: gitster@pobox.com, git@vger.kernel.org, matled@gmx.net X-From: git-owner@vger.kernel.org Fri Jul 27 20:57:32 2007 Return-path: Envelope-to: gcvg-git@gmane.org Received: from vger.kernel.org ([209.132.176.167]) by lo.gmane.org with esmtp (Exim 4.50) id 1IEV0G-0007Bo-2t for gcvg-git@gmane.org; Fri, 27 Jul 2007 20:57:32 +0200 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760956AbXG0S53 (ORCPT ); Fri, 27 Jul 2007 14:57:29 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1760975AbXG0S52 (ORCPT ); Fri, 27 Jul 2007 14:57:28 -0400 Received: from mail.gmx.net ([213.165.64.20]:50444 "HELO mail.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1760386AbXG0S52 (ORCPT ); Fri, 27 Jul 2007 14:57:28 -0400 Received: (qmail invoked by alias); 27 Jul 2007 18:57:26 -0000 Received: from unknown (EHLO [138.251.11.74]) [138.251.11.74] by mail.gmx.net (mp049) with SMTP; 27 Jul 2007 20:57:26 +0200 X-Authenticated: #1490710 X-Provags-ID: V01U2FsdGVkX18xp4BQbZ8x73id/FDYWScHTVBcRGIDtr0QPFfoU2 0trgzfAMQE6ZNs X-X-Sender: gene099@racer.site In-Reply-To: X-Y-GMX-Trusted: 0 Sender: git-owner@vger.kernel.org Precedence: bulk X-Mailing-List: git@vger.kernel.org Archived-At: 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 --- This is just ripped out from the branch--new-workdir topic I was working on, just that it has a shorter name now. Ah, and just to be sure, it xstrdup()s the path. 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 cb112a4..33c0f90 100644 --- a/environment.c +++ b/environment.c @@ -121,3 +121,11 @@ char *get_graft_file(void) setup_git_env(); return git_graft_file; } + +int set_git_dir(const char *path) +{ + if (setenv(GIT_DIR_ENVIRONMENT, xstrdup(path), 1)) + return error("Could not set GIT_DIR to '%s'", path); + setup_git_env(); + return 0; +} -- 1.5.3.rc3.18.g49a1