[ECOS] Confusing compilation problem

grahamlab graham.labdon@cranems.co.uk
Fri Apr 10 08:22:00 GMT 2009




grahamlab wrote:
> 
> 
> 
> Sergei Gavrikov-4 wrote:
>> 
>> On Fri, Apr 10, 2009 at 12:59:19AM -0700, grahamlab wrote:
>>> Sergei Gavrikov-4 wrote:
>>> > 
>>> > On Fri, Apr 10, 2009 at 12:30:56AM -0700, grahamlab wrote:
>>> >> 
>>> >> Hello all
>>> >> I am trying to evaluate the best way for me to use ecos for my
>>> project -
>>> >> to
>>> >> use the configtool or command line interface.
>>> >> So I 
>>> >> 1.created an ecos build using from command line using the default
>>> >> template.
>>> >> 2.executed the make command to build ecos
>>> >> 3.created a testbed directory and created a hello world application
>>> >> 4.compiled and linked successfully
>>> >> Next I
>>> >> 1 created an ecos build using the configuration tool
>>> >> 2 created a test bed directory and created a hello world application
>>> >> 3 this does not compile and gives the following errors -
>>> >> test.cpp: In function ‘int main()’:
>>> >> test.cpp:6: error: ‘printf’ was not declared in this scope
>>> >> 
>>> >> Both use the same makefile and make.params files(atached) - the only
>>> >> changes
>>> >> were to point to the correct install directory.
>>> > 
>>> > Graham, not only
>>> > 
>>> >   /tmp$ diff configtool_Make.params cli_Make.params 
>>> >   5c5
>>> >   < export PREFIX := /home/graham/ecos/DevBoard_install
>>> >   ---
>>> >   > export PREFIX := /home/graham/lab1/install
>>> >   7c7
>>> >   < export CC := $(COMMAND_PREFIX)gcc
>>> >   ---
>>> >   > export CC := $(COMMAND_PREFIX)g++
>>> > 
>>> > 
>>> >   /tmp$ diff configtool_Makefile cli_Makefile
>>> > 
>>> > 
>>> > Are you really going program in C++? Try rename your main.cpp in the
>>> > main.c.
>>> > 
>>> > BTW, the short plain text files you can just attach.
>>> > 
>>> > Sergei.
>>> > 
>>> >> If I point the configtool version at the commandline version install
>>> tree
>>> >> it
>>> >> will compile
>>> >> 
>>> >> Could some one explain why this is?
>>> >> 
>>> >> Thanks
>>> >> 
>>> >> http://www.nabble.com/file/p22984314/configtool_Make.params
>>> >> configtool_Make.params 
>>> >> http://www.nabble.com/file/p22984314/configtool_Makefile
>>> >> configtool_Makefile 
>>> >> http://www.nabble.com/file/p22984314/cli_Make.params cli_Make.params 
>>> >> http://www.nabble.com/file/p22984314/cli_Makefile cli_Makefile 
>>> >> Graham
>>> >> 
>>> >> -- 
>>> >> View this message in context:
>>> >>
>>> http://www.nabble.com/Confusing-compilation-problem-tp22984314p22984314.html
>>> >> Sent from the Sourceware - ecos-discuss mailing list archive at
>>> >> Nabble.com.
>>> >> 
>>> >> 
>>> >> --
>>> >> Before posting, please read the FAQ:
>>> http://ecos.sourceware.org/fom/ecos
>>> >> and search the list archive:
>>> http://ecos.sourceware.org/ml/ecos-discuss
>>> > 
>>> > -- 
>>> > Before posting, please read the FAQ:
>>> http://ecos.sourceware.org/fom/ecos
>>> > and search the list archive:
>>> http://ecos.sourceware.org/ml/ecos-discuss
>>> > 
>>> > 
>>> > 
>>> Helo again Sergei
>>> 
>>> Beleive me I have tried muliple permutations using both g++ and gcc
>> 
>> I hope that your Make.params were not handy tweaked.
>> 
>>> The cli vesrion compile with both g++ and gcc
>>> The config tool version compiles with neither.
>>> 
>>> It seems that you cannot switch between a cli build and a configtool
>>> build
>>> I am a little confused but will investigate further.
>>> Do you use the cli exclusively or do you switch between the 2?
>> 
>> I have used CLI only, but I have eCos configtool installed too. I will
>> try to reproduce your issue.
>> 
>> Sergei
>> 
>> -- 
>> Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos
>> and search the list archive: http://ecos.sourceware.org/ml/ecos-discuss
>> 
>> 
>> 
> Hi Sergei
> I have been looking at the stdio.h file in both install trees.
> The files are exactly the same but in the CLI version things like 
> CYGINT_ISO_STDIO_FILETYPES are defined
> but in the configtool version they are not - so the correct includes are
> not generated.
> Where do things like CYGINT_ISO_STDIO_FILETYPES get defined?
> 
> Graham
> 
It seems I need to include IO C libraries - all working now thanks
-- 
View this message in context: http://www.nabble.com/Confusing-compilation-problem-tp22984314p22984736.html
Sent from the Sourceware - ecos-discuss mailing list archive at Nabble.com.


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