From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from cuda.sgi.com (cuda2.sgi.com [192.48.176.25]) by oss.sgi.com (8.14.3/8.14.3/SuSE Linux 0.8) with ESMTP id n9UDC2SU205735 for ; Fri, 30 Oct 2009 08:12:03 -0500 Received: from bombadil.infradead.org (localhost [127.0.0.1]) by cuda.sgi.com (Spam Firewall) with ESMTP id 29C504C4D3 for ; Fri, 30 Oct 2009 06:12:14 -0700 (PDT) Received: from bombadil.infradead.org (bombadil.infradead.org [18.85.46.34]) by cuda.sgi.com with ESMTP id yQHrjjteV0kmqStj for ; Fri, 30 Oct 2009 06:12:14 -0700 (PDT) Received: from hch by bombadil.infradead.org with local (Exim 4.69 #1 (Red Hat Linux)) id 1N3rH3-0004pb-Rk for xfs@oss.sgi.com; Fri, 30 Oct 2009 13:12:13 +0000 Date: Fri, 30 Oct 2009 09:12:13 -0400 From: Christoph Hellwig Subject: [PATCH] libhandle: add symbol versioning Message-ID: <20091030131213.GA18462@infradead.org> MIME-Version: 1.0 Content-Disposition: inline List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: xfs-bounces@oss.sgi.com Errors-To: xfs-bounces@oss.sgi.com To: xfs@oss.sgi.com Add symbol versioning for libhandle. For now version 1.0.3 contains all pre-existing symbols, any new additions both needs a minor version bump and an entry in libhandle.sym. Signed-off-by: Christoph Hellwig Index: xfsprogs-dev/libhandle/Makefile =================================================================== --- xfsprogs-dev.orig/libhandle/Makefile 2009-10-30 13:00:51.000000000 +0000 +++ xfsprogs-dev/libhandle/Makefile 2009-10-30 13:09:43.000000000 +0000 @@ -10,7 +10,10 @@ LT_CURRENT = 1 LT_REVISION = 3 LT_AGE = 0 +LTLDFLAGS += -Wl,--version-script,libhandle.sym + CFILES = handle.c jdm.c +LSRCFILES = libhandle.sym default: $(LTLIBRARY) Index: xfsprogs-dev/libhandle/libhandle.sym =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ xfsprogs-dev/libhandle/libhandle.sym 2009-10-30 13:00:45.000000000 +0000 @@ -0,0 +1,36 @@ +/* + * The symbol versioning ensures that a new application requiring symbol foo() + * can't run with old libhandle.so not providing foo() - the global SONAME + * version info can't enforce this since we never change the SONAME. + * + * Older versions of libhandle (<= 1.0.3) do not to use symbol versioning -- + * all the original symbols are in LIBHANDLE_1.0.3 now. + */ + +LIBHANDLE_1.0.3 { +global: + /* handle.h APIs */ + path_to_handle; + path_to_fshandle; + handle_to_fshandle; + free_handle; + open_by_fshandle; + open_by_handle; + readlink_by_handle; + attr_multi_by_handle; + attr_list_by_handle; + parents_by_handle; + parentpaths_by_handle; + fssetdm_by_handle; + + /* jdm.h APIs */ + jdm_getfshandle; + jdm_new_filehandle; + jdm_delete_filehandle; + jdm_open; + jdm_readlink; + jdm_attr_multi; + jdm_attr_list; + jdm_parents; + jdm_parentpaths; +}; _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs