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Groups > linux.kernel > #1463732
| Path | csiph.com!news.freedyn.net!aioe.org!bofh.it!news.nic.it!robomod |
|---|---|
| From | Michal Marek <mmarek@suse.com> |
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH] kbuild: do not add srctree to sysroot relative includes |
| Date | Tue, 16 Aug 2016 14:00:01 +0200 |
| Message-ID | <s6Lcd-2BC-3@gated-at.bofh.it> (permalink) |
| References | <s6L2x-2ye-13@gated-at.bofh.it> |
| X-Original-To | Lars Persson <lars.persson@axis.com> |
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| Sender | robomod@news.nic.it |
| List-ID | <linux-kernel.vger.kernel.org> |
| X-Mailing-List | linux-kernel@vger.kernel.org |
| Approved | robomod@news.nic.it |
| Lines | 28 |
| Organization | linux.* mail to news gateway |
| X-Original-Cc | linux-kernel@vger.kernel.org, arnd@arndb.de, Lars Persson <larper@axis.com> |
| X-Original-Date | Tue, 16 Aug 2016 13:59:48 +0200 |
| X-Original-Message-ID | <90494889-24e4-64be-422e-d7cc344f03da@suse.com> |
| X-Original-References | <1471347658-9219-1-git-send-email-larper@axis.com> |
| X-Original-Sender | linux-kernel-owner@vger.kernel.org |
| Xref | csiph.com linux.kernel:1463732 |
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On 2016-08-16 13:40, Lars Persson wrote: > We need to filter out also -I=/path to allow sysroot relative > include paths in the makefiles of external modules. > > Signed-off-by: Lars Persson <larper@axis.com> > --- > scripts/Kbuild.include | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include > index 1792198..ffe5c6c 100644 > --- a/scripts/Kbuild.include > +++ b/scripts/Kbuild.include > @@ -206,7 +206,7 @@ hdr-inst := -f $(srctree)/scripts/Makefile.headersinst obj > # Prefix -I with $(srctree) if it is not an absolute path. > # skip if -I has no parameter > addtree = $(if $(patsubst -I%,%,$(1)), \ > -$(if $(filter-out -I/% -I./% -I../%,$(1)),$(patsubst -I%,-I$(srctree)/%,$(1)),$(1))) > +$(if $(filter-out -I/% -I./% -I../% -I=%,$(1)),$(patsubst -I%,-I$(srctree)/%,$(1)),$(1))) Hi Lars, Two questions: 1) Where is the -I=/... syntax documented? I could not find it gcc docs. 2) Why do these Makefiles use --sysroot at all? The kernel does not use any system libraries and the host programs are compiled for the host architecture. Michal
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[PATCH] kbuild: do not add srctree to sysroot relative includes Lars Persson <lars.persson@axis.com> - 2016-08-16 13:50 +0200
Re: [PATCH] kbuild: do not add srctree to sysroot relative includes Michal Marek <mmarek@suse.com> - 2016-08-16 14:00 +0200
Re: [PATCH] kbuild: do not add srctree to sysroot relative includes Lars Persson <lars.persson@axis.com> - 2016-08-16 14:30 +0200
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