Re: Build problem on 2.6.25.4 kernel

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Marv,
I will try tomorrow but let me please candidly ask:
Is EXTRA_CPPFLAGS used for kernels < 24 and is EXTRA_CFLAGS used with 24 and above? This would mean that not the same compiler is used by the Makefile, or that I missed something.
Why couldn't you then just define both?
Or do you have a typo and mean to define a different value for DKMARTIAN_STAMP in the same variable EXTRA_CFLAGS or EXTRA_CPPFLAGS?

Jacques

Marvin Stodolsky wrote:
Folks

Is any erudite enough in Makefile syntax to help with a needed Conditional.

With SUBLEVEL being the third component of the Kernel-Version
which can be read out with
SUBLEVEL := $(shell uname -r | cut -d. -f3 | cut -d. -f1 | cut -d-  -f1)
with cogency in the 22   24+ range

a  Makefile  conditional is needed to use
EXTRA_CFLAGS += -DKMARTIAN_STAMP=20061202
for SUBLEVEL < 24 ,
and for greater or equal 24
EXTRA_CPPFLAGS += -DKMARTIAN_STAMP=20061202

Otherwise we would need separate martian packages for 2.6.24 and later kernels
versus 2.6.22 and earlier

Sadly I'm not adequately knowledgeable  in Makefile syntax.

Incidentally, in the kmodule/Makefile , the role of this section:

ifdef  KERNEL_DIR
KBUILD_DIR = $(KERNEL_DIR)
else
KBUILD_DIR = /lib/modules/$(KRELEASE)/build
endif

is to enable compiling for other kernels, other than the current boot kernel.
The syntax is like:
$ make  KERNEL_DIR=/usr/src/linux-headers-SomeKernelVersion
that is
 KERNEL_DIR  is the path to the linux-headers for the desired kernel version.
This saves rebooting when one wants to test compiling for several
different linux-headers

IIf the command is only:
$ make
then there is used the default  /lib/modules/kernel-version-bootup/build

Thus I will retain this section in the update.

MarvS

On Sat, Jun 7, 2008 at 3:08 PM, Ivica Grujic <grujakg@xxxxxxxxx> wrote:
Antonio I'm thinking that others should know about your good deed, so I've
posted this on the thread also ;)

You would also need to keep in mind the patch for Makefile already
applied to martian-full-20080407.

diff -u -w -r martian-full-20080407/kmodule/Makefile
martian/kmodule/Makefile
--- martian-full-20080407/kmodule/Makefile      2008-04-08
02:52:13.000000000 +0200
+++ martian/kmodule/Makefile    2006-12-03 00:39:24.000000000 +0100
@@ -1,14 +1,8 @@
 KRELEASE = $(shell uname -r)
-
-ifdef  KERNEL_DIR
-KBUILD_DIR = $(KERNEL_DIR)
-else
 KBUILD_DIR = /lib/modules/$(KRELEASE)/build
-endif
-
 MSRC_DIR = $(shell pwd)

-EXTRA_CFLAGS += -DKMARTIAN_STAMP=20061202
+EXTRA_CPPFLAGS += -DKMARTIAN_STAMP=20061202
 CPPFLAGS += -DKMARTIAN_STAMP=20061202

 # kbuild

Think that EXTRA_CFLAGS make a difference.

This Makefile is all I had to keep, not to build but to successfully run
martian.

Thanks again for great work.

Regards

grujakg

Antonio Olivares wrote:
If compiling fails, there is a file that asks for # linux/ioctl32.h>

comment it out and the compilation will succeed.
/* # linux/ioctl32.h>  */

I forgot to mention this in the previous emails.

Regards,

Antonio

--- On Sat, 6/7/08, Ivica Grujic <grujakg@xxxxxxxxx> wrote:

From: Ivica Grujic <grujakg@xxxxxxxxx>
Subject: Re: Fw: [Fwd: [Fwd: Re: Another Patch will be needed for kernel
version 2.6.25]]
To: olivares14031@xxxxxxxxx
Date: Saturday, June 7, 2008, 8:27 AM
Yes, I got it.

Thanks a lot.

Regards,

grujakg

Antonio Olivares wrote:
Done,

please let me know if you receive it without problems.
:)
Regards,

Antonio


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