From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with archive (Exim 4.43) id 1N3wdg-000134-RW for mharc-grub-devel@gnu.org; Fri, 30 Oct 2009 14:55:56 -0400 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1N3wde-00012b-JD for grub-devel@gnu.org; Fri, 30 Oct 2009 14:55:54 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1N3wdZ-000124-Ct for grub-devel@gnu.org; Fri, 30 Oct 2009 14:55:53 -0400 Received: from [199.232.76.173] (port=42715 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1N3wdZ-000121-43 for grub-devel@gnu.org; Fri, 30 Oct 2009 14:55:49 -0400 Received: from xvm-190-8.ghst.net ([217.70.190.8]:42007 helo=aybabtu.com) by monty-python.gnu.org with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1N3wdY-0004aL-KW for grub-devel@gnu.org; Fri, 30 Oct 2009 14:55:48 -0400 Received: from [192.168.10.10] (helo=thorin) by aybabtu.com with esmtp (Exim 4.69) (envelope-from ) id 1N3wdW-0002dr-0k for grub-devel@gnu.org; Fri, 30 Oct 2009 19:55:46 +0100 Received: from rmh by thorin with local (Exim 4.69) (envelope-from ) id 1N3wdW-0007qB-Oy for grub-devel@gnu.org; Fri, 30 Oct 2009 19:55:46 +0100 Date: Fri, 30 Oct 2009 19:55:46 +0100 From: Robert Millan To: The development of GRUB 2 Message-ID: <20091030185546.GA11565@thorin> References: <20091026161638.GA9371@thorin> <20091028231622.GA19287@thorin> <20091029101433.GA8145@thorin> <20091029103618.GA10006@thorin> <4AE97273.1020405@gmail.com> MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="uAKRQypu60I7Lcqm" Content-Disposition: inline In-Reply-To: <4AE97273.1020405@gmail.com> Organization: free as in freedom X-Message-Flag: Worried about Outlook viruses? Switch to Thunderbird! www.mozilla.com/thunderbird X-Debbugs-No-Ack: true User-Agent: Mutt/1.5.18 (2008-05-17) X-detected-operating-system: by monty-python.gnu.org: GNU/Linux 2.6 (newer, 3) Subject: Re: [PATCH] Add -nostdinc to TARGET_CFLAGS X-BeenThere: grub-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: The development of GRUB 2 List-Id: The development of GRUB 2 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 30 Oct 2009 18:55:54 -0000 --uAKRQypu60I7Lcqm Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Thu, Oct 29, 2009 at 11:46:11AM +0100, Vladimir 'phcoder' Serbinenko wrote: > Robert Millan wrote: > > On Thu, Oct 29, 2009 at 11:14:33AM +0100, Robert Millan wrote: > > > >> It appears that -nostdinc also excludes GCC internal header directory (for > >> e.g. stdarg.h), which I didn't expect. > >> > >> Does someone know a clean way to resolve this? A quick check at GCC > >> command-line options didn't reveal a way to explicitly include that > >> directory afterwards without knowing its path. > >> > >> I.e. something similar to `gcc -print-file-name=libgcc.a` > >> > > > > Maybe with -isysroot=`pwd`/dummy instead of -nostdinc. > > > > > Why not to create a real sysdir? For gcc grub is just another OS > environment so we can use same approach as if we were cross-compiling > for another OS Good point. Actually, I realized that we already have one (include/grub/). -- Robert Millan The DRM opt-in fallacy: "Your data belongs to us. We will decide when (and how) you may access your data; but nobody's threatening your freedom: we still allow you to remove your data and not access it at all." --uAKRQypu60I7Lcqm Content-Type: text/x-diff; charset=us-ascii Content-Disposition: attachment; filename="isystem.diff" 2009-10-30 Robert Millan * Makefile.in (TARGET_CPPFLAGS): Replace `-nostdinc' with `-isystem=$(srcdir)/include'. Index: Makefile.in =================================================================== --- Makefile.in (revision 2672) +++ Makefile.in (working copy) @@ -75,7 +75,7 @@ TARGET_ASFLAGS = @TARGET_ASFLAGS@ TARGET_MODULE_FORMAT = @TARGET_MODULE_FORMAT@ TARGET_APPLE_CC = @TARGET_APPLE_CC@ OBJCONV = @OBJCONV@ -TARGET_CPPFLAGS = @TARGET_CPPFLAGS@ -nostdinc -I$(builddir) -I$(builddir)/include -I$(srcdir)/include \ +TARGET_CPPFLAGS = @TARGET_CPPFLAGS@ -isystem=$(srcdir)/include -I$(builddir) -I$(builddir)/include \ -Wall -W TARGET_LDFLAGS = @TARGET_LDFLAGS@ TARGET_IMG_LDSCRIPT = @TARGET_IMG_LDSCRIPT@ --uAKRQypu60I7Lcqm--