Re: [Xenomai-help] application make file

[Wolfgang Grandegger <wg@domain.hid>]

On 06/19/2010 09:34 AM, Everett Wang wrote:
> On Fri, Jun 18, 2010 at 7:40 PM, Bruno Rouchouse <brouchouse@domain.hid> wrote:
>> Hi,
>> if you haven't found it yet and if I understood correctly your question,
>> xeno-config is probably what you need here ;)
>> "xeno-config
>> is a script that is used to to display the compiler and linker flags that are required for building applications that use Xenomai."
>> Regards,
>> --Bruno
>> Le 17 juin 2010 à 17:39, Everett Wang a écrit :
>>
>> On Thu, Jun 17, 2010 at 7:16 PM, Gilles Chanteperdrix
>> <gilles.chanteperdrix@xenomai.org> wrote:
>>
>> Gilles Chanteperdrix wrote:
>>
>> Everett Wang wrote:
>>
>> Hi All,
>>
>> Now my application based user space xenomai has a few files and I want
>>
>> to construct a Makefile to compile them. I looked at the
>>
>> Makefiles in examples folder. It is not straight forward to modify one
>>
>> for myself. I have c files and header files.  It is possible to get
>>
>> a makefile with minor changes so it can automatically find the
>>
>> dependence of c and h files?
>>
>> You can do this quite easily with GNU make.
>>
>> Namely:
>>
>> http://www.gnu.org/software/make/manual/html_node/Automatic-Prerequisites.html#Automatic-Prerequisites
>>
>> --
>>
>>                                            Gilles.
>>
>>
>> Thanks Gilles,
>>
>> I can construct a Makefile for a non realtime application
>> with multiple files. What I don't know are the extra flags
>> for compiling and linking that xenomai requires. My
>> thinking is that after I have a normal (non xenomai) Makefile,
>> I can just add the compile flags when I compile each of the files
>> and add linking flags to produce a real time final program.
>>
>> Everett
>>
>> _______________________________________________
>> Xenomai-help mailing list
>> Xenomai-help@domain.hid
>> https://mail.gna.org/listinfo/xenomai-help
>>
>>
> 
> Thanks for the help. I touched cross-link.c then a "make -n" to find out the
> xenomai flags.  I added these flags to my normal make file. It compiles
> and runs fine now.
> 
> compiler flags:
> CFLAGS_XENO = -I/usr/xenomai/include -D_GNU_SOURCE -D_REENTRANT -Wall
> -pipe -D__XENO__
> 
> linker flags:
> LDFLAGS_XENO = -L/usr/xenomai/lib -lxenomai -lpthread  -lnative -lrtdm
> -Xlinker -rpath -Xlinker /usr/xenomai/lib
> 
> Hopefully it can be useful for new xenomai users.

You should use *xeno-config* in your Makefile to get the proper compiler
and linker flags.

Wolfgang,