From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753160AbbDFJu1 (ORCPT ); Mon, 6 Apr 2015 05:50:27 -0400 Received: from lb3-smtp-cloud6.xs4all.net ([194.109.24.31]:57149 "EHLO lb3-smtp-cloud6.xs4all.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752654AbbDFJu0 (ORCPT ); Mon, 6 Apr 2015 05:50:26 -0400 Message-ID: <1428313821.634.116.camel@x220> Subject: Re: [PATCH v2 1/4] break kconfig dependency loop From: Paul Bolle To: Jani Nikula Cc: Gerd Hoffmann , dri-devel@lists.freedesktop.org, virtio-dev@lists.oasis-open.org, Mauro Carvalho Chehab , mst@redhat.com, open list , airlied@redhat.com, "open list:MEDIA INPUT INFRA..." Date: Mon, 06 Apr 2015 11:50:21 +0200 In-Reply-To: <87wq1wot9b.fsf@intel.com> References: <1427894130-14228-1-git-send-email-kraxel@redhat.com> <1427894130-14228-2-git-send-email-kraxel@redhat.com> <87wq1wot9b.fsf@intel.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.10.4 (3.10.4-4.fc20) Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2015-04-01 at 16:47 +0300, Jani Nikula wrote: > I think part of the problem is that "select" is often used not as > documented [1] but rather as "show my config in menuconfig for > convenience even if my dependency is not met, and select the dependency > even though I know it can screw up the dependency chain". Perhaps people use select because it offers, given the problem they face, a reasonable way to make the kconfig tools generate a sensible .config. It helps them to spend less time fiddling with Kconfig files. And they expect that it helps others to configure their build more easily, as it might save those others some work. > In the big picture, it feels like menuconfig needs a way to display > items whose dependencies are not met, and a way to recursively enable > said items and all their dependencies when told. How could that work its way through (multiple levels of) things like: depends on FOO || (BAZ && BAR) > This would reduce the > resistance to sticking with "select" when clearly "depends" is what's > meant. I had drafted a rather verbose response to this. But I think I'm not really sure what you're saying here, probably because "select" and "depends on" are rather different. How would you know that the actual intention was to use "depends on"? Paul Bolle From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Bolle Subject: Re: [PATCH v2 1/4] break kconfig dependency loop Date: Mon, 06 Apr 2015 11:50:21 +0200 Message-ID: <1428313821.634.116.camel@x220> References: <1427894130-14228-1-git-send-email-kraxel@redhat.com> <1427894130-14228-2-git-send-email-kraxel@redhat.com> <87wq1wot9b.fsf@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from lb2-smtp-cloud6.xs4all.net (lb2-smtp-cloud6.xs4all.net [194.109.24.28]) by gabe.freedesktop.org (Postfix) with ESMTP id 6AB6A6E0BC for ; Mon, 6 Apr 2015 02:50:26 -0700 (PDT) In-Reply-To: <87wq1wot9b.fsf@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Jani Nikula Cc: virtio-dev@lists.oasis-open.org, mst@redhat.com, Mauro Carvalho Chehab , open list , dri-devel@lists.freedesktop.org, airlied@redhat.com, "open list:MEDIA INPUT INFRA..." List-Id: dri-devel@lists.freedesktop.org T24gV2VkLCAyMDE1LTA0LTAxIGF0IDE2OjQ3ICswMzAwLCBKYW5pIE5pa3VsYSB3cm90ZToKPiBJ IHRoaW5rIHBhcnQgb2YgdGhlIHByb2JsZW0gaXMgdGhhdCAic2VsZWN0IiBpcyBvZnRlbiB1c2Vk IG5vdCBhcwo+IGRvY3VtZW50ZWQgWzFdIGJ1dCByYXRoZXIgYXMgInNob3cgbXkgY29uZmlnIGlu IG1lbnVjb25maWcgZm9yCj4gY29udmVuaWVuY2UgZXZlbiBpZiBteSBkZXBlbmRlbmN5IGlzIG5v dCBtZXQsIGFuZCBzZWxlY3QgdGhlIGRlcGVuZGVuY3kKPiBldmVuIHRob3VnaCBJIGtub3cgaXQg Y2FuIHNjcmV3IHVwIHRoZSBkZXBlbmRlbmN5IGNoYWluIi4KClBlcmhhcHMgcGVvcGxlIHVzZSBz ZWxlY3QgYmVjYXVzZSBpdCBvZmZlcnMsIGdpdmVuIHRoZSBwcm9ibGVtIHRoZXkKZmFjZSwgYSBy ZWFzb25hYmxlIHdheSB0byBtYWtlIHRoZSBrY29uZmlnIHRvb2xzIGdlbmVyYXRlIGEKc2Vuc2li bGUgLmNvbmZpZy4gSXQgaGVscHMgdGhlbSB0byBzcGVuZCBsZXNzIHRpbWUgZmlkZGxpbmcgd2l0 aCBLY29uZmlnCmZpbGVzLiBBbmQgdGhleSBleHBlY3QgdGhhdCBpdCBoZWxwcyBvdGhlcnMgdG8g Y29uZmlndXJlIHRoZWlyIGJ1aWxkCm1vcmUgZWFzaWx5LCBhcyBpdCBtaWdodCBzYXZlIHRob3Nl IG90aGVycyBzb21lIHdvcmsuCgo+IEluIHRoZSBiaWcgcGljdHVyZSwgaXQgZmVlbHMgbGlrZSBt ZW51Y29uZmlnIG5lZWRzIGEgd2F5IHRvIGRpc3BsYXkKPiBpdGVtcyB3aG9zZSBkZXBlbmRlbmNp ZXMgYXJlIG5vdCBtZXQsIGFuZCBhIHdheSB0byByZWN1cnNpdmVseSBlbmFibGUKPiBzYWlkIGl0 ZW1zIGFuZCBhbGwgdGhlaXIgZGVwZW5kZW5jaWVzIHdoZW4gdG9sZC4KCkhvdyBjb3VsZCB0aGF0 IHdvcmsgaXRzIHdheSB0aHJvdWdoIChtdWx0aXBsZSBsZXZlbHMgb2YpIHRoaW5ncyBsaWtlOgog ICAgZGVwZW5kcyBvbiBGT08gfHwgKEJBWiAmJiBCQVIpCgo+IFRoaXMgd291bGQgcmVkdWNlIHRo ZQo+IHJlc2lzdGFuY2UgdG8gc3RpY2tpbmcgd2l0aCAic2VsZWN0IiB3aGVuIGNsZWFybHkgImRl cGVuZHMiIGlzIHdoYXQncwo+IG1lYW50LgoKSSBoYWQgZHJhZnRlZCBhIHJhdGhlciB2ZXJib3Nl IHJlc3BvbnNlIHRvIHRoaXMuIEJ1dCBJIHRoaW5rIEknbSBub3QKcmVhbGx5IHN1cmUgd2hhdCB5 b3UncmUgc2F5aW5nIGhlcmUsIHByb2JhYmx5IGJlY2F1c2UgInNlbGVjdCIgYW5kCiJkZXBlbmRz IG9uIiBhcmUgcmF0aGVyIGRpZmZlcmVudC4gSG93IHdvdWxkIHlvdSBrbm93IHRoYXQgdGhlIGFj dHVhbAppbnRlbnRpb24gd2FzIHRvIHVzZSAiZGVwZW5kcyBvbiI/CgoKUGF1bCBCb2xsZQoKX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KZHJpLWRldmVsIG1h aWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5m cmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWwK