Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964869AbWJ3NRE (ORCPT ); Mon, 30 Oct 2006 08:17:04 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S964912AbWJ3NRD (ORCPT ); Mon, 30 Oct 2006 08:17:03 -0500 Received: from main.gmane.org ([80.91.229.2]:12165 "EHLO ciao.gmane.org") by vger.kernel.org with ESMTP id S964869AbWJ3NRB (ORCPT ); Mon, 30 Oct 2006 08:17:01 -0500 X-Injected-Via-Gmane: http://gmane.org/ To: linux-kernel@vger.kernel.org From: Oleg Verych Subject: Re: [PATCH -mm] replacement for broken kbuild-dont-put-temp-files-in-the-source-tree.patch Date: Mon, 30 Oct 2006 13:16:25 +0000 (UTC) Organization: Palacky University in Olomouc, experimental physics department. Message-ID: References: <20061028230730.GA28966@quickstop.soohrt.org> <200610281907.20673.ak@suse.de> <20061029120858.GB3491@quickstop.soohrt.org> <200610290816.55886.ak@suse.de> <20061029225234.GA31648@uranus.ravnborg.org> <4545C2D8.76E4.0078.0@novell.com> X-Complaints-To: usenet@sea.gmane.org X-Gmane-NNTP-Posting-Host: flower.upol.cz Mail-Followup-To: LKML , Oleg Verych , "Jan Beulich" , "Sam Ravnborg" , , , , , "Andrew Morton" , "Andi Kleen" User-Agent: slrn/0.9.8.1pl1 (Debian) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1772 Lines: 34 On 2006-10-30, Jan Beulich wrote: > >>> In `19-rc3/include/Kbuild.include', just below `as-instr' i see: >>> ,-- >>> |cc-option = $(shell if $(CC) $(CFLAGS) $(1) -S -o /dev/null -xc /dev/null \ >>> | > /dev/null 2>&1; then echo "$(1)"; else echo "$(2)"; fi ;) >>> | >>> |# cc-option-yn >>> |# Usage: flag := $(call cc-option-yn, -march=winchip-c6) >>> |cc-option-yn = $(shell if $(CC) $(CFLAGS) $(1) -S -o /dev/null -xc /dev/null \ >>> | > /dev/null 2>&1; then echo "y"; else echo "n"; fi;) >>> `-- >>> so, change to `-o /dev/null' in `as-instr' will just follow this. >> >>gcc does not delete files specified with -o - but binutils does. >>So using /dev/null in this case is not an option. Hmm. What's the preblem to invoke `as' via the GNU C compiler, then? > While I fixed this quite some time ago (after running into it myself), it > obviously still is a problem with older versions. However, using as' -Z > option seems to help here. > On the other hand, I long wanted to compose a patch to do away > with all the .tmp_* things at the build root, and move them into a > single .tmp/ directory - this would also seem to make a nice place to > put all sort of other temporary files in... I just never found the time > to actually do that, sorry. Maybe it's good idea, let me try, as i already bound to kbuild fixes. But now, i'm just using KBUILD_OUTPUT=/tmp/, and /tmp/ is /dev/shm/. It speeds up things on testing and small amounts of stuff to build. Source tree is for patching only. ____ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/